syzkaller login: [ 519.435039][ T31] kauditd_printk_skb: 10 callbacks suppressed [ 519.435902][ T31] audit: type=1400 audit(519.370:58): 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 [ 519.438106][ T31] audit: type=1400 audit(519.370:59): 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]:31240' (ED25519) to the list of known hosts. [ 551.188787][ T31] audit: type=1400 audit(551.120:60): avc: denied { execute } for pid=3109 comm="sh" name="syz-executor4223278628" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 551.205550][ T31] audit: type=1400 audit(551.130:61): avc: denied { execute_no_trans } for pid=3109 comm="sh" path="/syz-executor4223278628" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 551.464452][ T31] audit: type=1400 audit(551.400:62): avc: denied { execmem } for pid=3109 comm="syz-executor422" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 551.477393][ T31] audit: type=1400 audit(551.410:63): avc: denied { prog_load } for pid=3110 comm="syz-executor422" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 551.477660][ T31] audit: type=1400 audit(551.410:64): avc: denied { bpf } for pid=3110 comm="syz-executor422" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 executing program [ 551.481020][ T31] audit: type=1400 audit(551.410:65): avc: denied { perfmon } for pid=3110 comm="syz-executor422" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 551.493172][ T31] audit: type=1400 audit(551.430:66): avc: denied { prog_run } for pid=3110 comm="syz-executor422" 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 [ 644.239063][ C0] hrtimer: interrupt took 11188272 ns executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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 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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 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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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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.049138][ T32] INFO: task kworker/1:1:51 blocked for more than 450 seconds. [ 1324.049846][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.050103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.050354][ T32] task:kworker/1:1 state:D stack:0 pid:51 tgid:51 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.050870][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.052910][ T32] Call trace: [ 1324.053577][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.069352][ T32] r10:8291a684 r9:df931d84 r8:00000002 r7:60000113 r6:df931d8c r5:833dec00 [ 1324.069710][ T32] r4:833dec00 [ 1324.070045][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.070297][ T32] r5:833dec00 r4:8291a680 [ 1324.070467][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.070675][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.072621][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df931e08 [ 1324.072717][ T32] r4:00000000 [ 1324.072764][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.072856][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.072935][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.073045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84837fc0 [ 1324.073102][ T32] r4:00000000 [ 1324.073290][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.073407][ T32] r9:83018205 r8:833dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.073458][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.073554][ T32] r5:00001000 r4:dfbb5000 [ 1324.073599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.073753][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.073866][ T32] r5:84beb78c r4:84beb400 [ 1324.073956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.074063][ T32] r7:ddde2d80 r6:83018200 r5:84beb78c r4:832a0100 [ 1324.074179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.074285][ T32] r10:61c88647 r9:833dec00 r8:832a012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.074333][ T32] r4:832a0100 [ 1324.074377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.074542][ T32] r10:00000000 r9:832a0100 r8:80287e08 r7:df879e60 r6:83378280 r5:833dec00 [ 1324.074599][ T32] r4:00000001 [ 1324.074648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.074862][ T32] Exception stack(0xdf931fb0 to 0xdf931ff8) [ 1324.075082][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.075170][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.075232][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.075332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.075434][ T32] r4:832a1200 [ 1324.076471][ T32] INFO: task kworker/1:1:51 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.076586][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.076764][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.076992][ T32] Call trace: [ 1324.077134][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.077305][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.077410][ T32] r4:00000000 [ 1324.077461][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.077604][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.077703][ T32] dd20: af58f000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.077771][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.077828][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.077910][ T32] r5:80000113 r4:80239bb0 [ 1324.077962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.078051][ T32] r4:82ac21e4 [ 1324.089147][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.089357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.089445][ T32] r4:e058ddc0 [ 1324.089497][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.089586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.089634][ T32] r4:00000000 [ 1324.089735][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.089902][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.089986][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.090085][ T32] r5:00001000 r4:dfb45000 [ 1324.090130][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.090272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.090368][ T32] r5:84be038c r4:84be0000 [ 1324.090435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.090546][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.090664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.090865][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.090919][ T32] r4:84bbbe80 [ 1324.090962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.091057][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.091103][ T32] r4:00000001 [ 1324.091152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.091232][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.091326][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.091414][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.091476][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.091625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.091688][ T32] r4:84ba8680 [ 1324.091900][ T32] INFO: task kworker/1:2:719 blocked for more than 450 seconds. [ 1324.092037][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.092143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.092442][ T32] task:kworker/1:2 state:D stack:0 pid:719 tgid:719 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.092568][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.092661][ T32] Call trace: [ 1324.092745][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.092937][ T32] r10:8291a684 r9:e0455d84 r8:00000002 r7:60000113 r6:e0455d8c r5:83b38c00 [ 1324.093051][ T32] r4:83b38c00 [ 1324.093148][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.093240][ T32] r5:83b38c00 r4:8291a680 [ 1324.093284][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.093363][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.093459][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0455e08 [ 1324.093506][ T32] r4:00000000 [ 1324.093564][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.093640][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.093722][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.093862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e9ac0 [ 1324.093917][ T32] r4:00000000 [ 1324.094059][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.094157][ T32] r9:83018205 r8:83b38c00 r7:00000000 r6:83018200 r5:00001000 r4:7f18b000 [ 1324.094206][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.094292][ T32] r5:00001000 r4:ed3c1000 [ 1324.094480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.094569][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.094778][ T32] r5:85d9638c r4:85d96000 [ 1324.094827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.095165][ T32] r7:ddde2d80 r6:83018200 r5:85d9638c r4:83d28b00 [ 1324.095266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.095450][ T32] r10:61c88647 r9:83b38c00 r8:83d28b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.095507][ T32] r4:83d28b00 [ 1324.095582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.095779][ T32] r10:00000000 r9:83d28b00 r8:80287e08 r7:df879e60 r6:83d28b80 r5:83b38c00 [ 1324.095833][ T32] r4:00000001 [ 1324.095967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.096067][ T32] Exception stack(0xe0455fb0 to 0xe0455ff8) [ 1324.096128][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.096271][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.096408][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.096474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.096584][ T32] r4:83d2a200 [ 1324.097369][ T32] INFO: task kworker/1:2:719 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.097469][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.097596][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.097738][ T32] Call trace: [ 1324.098073][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.110079][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.110692][ T32] r4:00000000 [ 1324.110751][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.110873][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.110940][ T32] dd20: afc2d000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.111003][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.111074][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.111184][ T32] r5:80000113 r4:80239bb0 [ 1324.111233][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.111497][ T32] r4:82ac21e4 [ 1324.111582][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.111749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.111817][ T32] r4:e058ddc0 [ 1324.111867][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.112339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.112402][ T32] r4:00000000 [ 1324.112552][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.112651][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.112701][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.112793][ T32] r5:00001000 r4:dfb45000 [ 1324.112890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.112980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.113067][ T32] r5:84be038c r4:84be0000 [ 1324.113114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.113299][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.113355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.113466][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.113513][ T32] r4:84bbbe80 [ 1324.113557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.113652][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.113701][ T32] r4:00000001 [ 1324.113834][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.113918][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.113976][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.114050][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.114155][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.114221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.114270][ T32] r4:84ba8680 [ 1324.114497][ T32] INFO: task kworker/0:3:2887 blocked for more than 450 seconds. [ 1324.114568][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.114620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.114857][ T32] task:kworker/0:3 state:D stack:0 pid:2887 tgid:2887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.115181][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.115395][ T32] Call trace: [ 1324.115471][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.115689][ T32] r10:8291a684 r9:ebca9d84 r8:00000002 r7:60000113 r6:ebca9d8c r5:83b45400 [ 1324.115745][ T32] r4:83b45400 [ 1324.115793][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.115884][ T32] r5:83b45400 r4:8291a680 [ 1324.115930][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.116013][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.116416][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca9e08 [ 1324.116474][ T32] r4:00000000 [ 1324.116533][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.116631][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.116830][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.117042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8e740 [ 1324.117147][ T32] r4:00000000 [ 1324.117338][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.117466][ T32] r9:83018005 r8:83b45400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1324.117519][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.117610][ T32] r5:00001000 r4:ec927000 [ 1324.117655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.117738][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.117824][ T32] r5:85a59b8c r4:85a59800 [ 1324.117869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.117983][ T32] r7:dddced80 r6:83018000 r5:85a59b8c r4:845d9b80 [ 1324.118033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.118202][ T32] r10:61c88647 r9:83b45400 r8:845d9bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.119497][ T32] r4:845d9b80 [ 1324.119609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.119732][ T32] r10:00000000 r9:845d9b80 r8:80287e08 r7:df845e60 r6:845d9b00 r5:83b45400 [ 1324.119780][ T32] r4:00000001 [ 1324.119879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.119966][ T32] Exception stack(0xebca9fb0 to 0xebca9ff8) [ 1324.120027][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.120087][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.120197][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.120306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.120360][ T32] r4:845d7600 [ 1324.121092][ T32] INFO: task kworker/0:3:2887 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.121199][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.121338][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.121613][ T32] Call trace: [ 1324.121689][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.121792][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.121912][ T32] r4:00000000 [ 1324.122028][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.122219][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.122286][ T32] dd20: afc2d000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.122441][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.122554][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.122682][ T32] r5:80000113 r4:80239bb0 [ 1324.122734][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.122897][ T32] r4:82ac21e4 [ 1324.122948][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.123122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.123229][ T32] r4:e058ddc0 [ 1324.123331][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.123440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.123494][ T32] r4:00000000 [ 1324.123539][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.123867][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.124157][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.124266][ T32] r5:00001000 r4:dfb45000 [ 1324.124463][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.124568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.124660][ T32] r5:84be038c r4:84be0000 [ 1324.124796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.124902][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.124950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.125045][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.125095][ T32] r4:84bbbe80 [ 1324.125139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.125236][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.125517][ T32] r4:00000001 [ 1324.125565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.125728][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.125796][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.125922][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.126114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.126226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.126279][ T32] r4:84ba8680 [ 1324.126374][ T32] INFO: task kworker/1:0:3095 blocked for more than 450 seconds. [ 1324.126565][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.126625][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.126687][ T32] task:kworker/1:0 state:D stack:0 pid:3095 tgid:3095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.126804][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.126895][ T32] Call trace: [ 1324.127032][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.127131][ T32] r10:8291a684 r9:ec761d84 r8:00000002 r7:60000113 r6:ec761d8c r5:83ab0c00 [ 1324.127256][ T32] r4:83ab0c00 [ 1324.127359][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.127465][ T32] r5:83ab0c00 r4:8291a680 [ 1324.127509][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.127628][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.127788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec761e08 [ 1324.127894][ T32] r4:00000000 [ 1324.127992][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.128066][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.138927][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.139172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a3a80 [ 1324.139244][ T32] r4:00000000 [ 1324.139308][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.139567][ T32] r9:83018205 r8:83ab0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1324.139825][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.139933][ T32] r5:00001000 r4:e0125000 [ 1324.139982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.140218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.140318][ T32] r5:84bea38c r4:84bea000 [ 1324.140370][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.140484][ T32] r7:ddde2d80 r6:83018200 r5:84bea38c r4:84a24800 [ 1324.140616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.140831][ T32] r10:61c88647 r9:83ab0c00 r8:84a2482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.140941][ T32] r4:84a24800 [ 1324.141051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.141162][ T32] r10:00000000 r9:84a24800 r8:80287e08 r7:df931e60 r6:83cc8a80 r5:83ab0c00 [ 1324.141218][ T32] r4:00000001 [ 1324.141340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.141443][ T32] Exception stack(0xec761fb0 to 0xec761ff8) [ 1324.141529][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.141594][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.141714][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.141814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.141917][ T32] r4:84a2f400 [ 1324.143078][ T32] INFO: task kworker/1:0:3095 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.143193][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.143484][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.143623][ T32] Call trace: [ 1324.143696][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.143879][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.144200][ T32] r4:00000000 [ 1324.144254][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.144420][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.144491][ T32] dd20: aff80000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.144553][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.144606][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.144845][ T32] r5:80000113 r4:80239bb0 [ 1324.145038][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.145146][ T32] r4:82ac21e4 [ 1324.145436][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.145532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.145661][ T32] r4:e058ddc0 [ 1324.145710][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.145835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.145889][ T32] r4:00000000 [ 1324.145937][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.146150][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.146205][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.146410][ T32] r5:00001000 r4:dfb45000 [ 1324.146459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.146539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.146664][ T32] r5:84be038c r4:84be0000 [ 1324.146720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.146945][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.146996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.147165][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.147271][ T32] r4:84bbbe80 [ 1324.147369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.147482][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.147694][ T32] r4:00000001 [ 1324.147792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.147907][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.148018][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.148085][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.159626][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.159799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.159955][ T32] r4:84ba8680 [ 1324.160561][ T32] INFO: task kworker/0:4:3119 blocked for more than 450 seconds. [ 1324.160752][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.161035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.161089][ T32] task:kworker/0:4 state:D stack:0 pid:3119 tgid:3119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.161239][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.161437][ T32] Call trace: [ 1324.161656][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.161785][ T32] r10:8291a684 r9:df9d5d84 r8:00000002 r7:60000113 r6:df9d5d8c r5:83a9ec00 [ 1324.161839][ T32] r4:83a9ec00 [ 1324.161884][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.162077][ T32] r5:83a9ec00 r4:8291a680 [ 1324.162127][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.162629][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.162764][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d5e08 [ 1324.162972][ T32] r4:00000000 [ 1324.163020][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.163094][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.163269][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.163475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8c80 [ 1324.163530][ T32] r4:00000000 [ 1324.163605][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.163703][ T32] r9:83018005 r8:83a9ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1324.163804][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.164014][ T32] r5:00001000 r4:dfd69000 [ 1324.164065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.164432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.164543][ T32] r5:84be0f8c r4:84be0c00 [ 1324.164594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.164693][ T32] r7:dddced80 r6:83018000 r5:84be0f8c r4:84a0f000 [ 1324.164773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.164872][ T32] r10:61c88647 r9:83a9ec00 r8:84a0f02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.164921][ T32] r4:84a0f000 [ 1324.165083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.165467][ T32] r10:00000000 r9:84a0f000 r8:80287e08 r7:df975e60 r6:83348880 r5:83a9ec00 [ 1324.165579][ T32] r4:00000001 [ 1324.165691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.165775][ T32] Exception stack(0xdf9d5fb0 to 0xdf9d5ff8) [ 1324.165833][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.165912][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.166052][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.166233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.166445][ T32] r4:84a39a40 [ 1324.167203][ T32] INFO: task kworker/0:4:3119 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.167305][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.167799][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.167957][ T32] Call trace: [ 1324.168062][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.202254][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.202343][ T32] r4:00000000 [ 1324.202435][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.202570][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.202725][ T32] dd20: b06ee000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.202844][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.202905][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.202957][ T32] r5:80000113 r4:80239bb0 [ 1324.203003][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.203093][ T32] r4:82ac21e4 [ 1324.203184][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.203280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.203418][ T32] r4:e058ddc0 [ 1324.203535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.203761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.203871][ T32] r4:00000000 [ 1324.204224][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.204325][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.204374][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.204481][ T32] r5:00001000 r4:dfb45000 [ 1324.204546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.204640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.204888][ T32] r5:84be038c r4:84be0000 [ 1324.204947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.205047][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.205093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.205246][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.205369][ T32] r4:84bbbe80 [ 1324.205427][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.205574][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.205631][ T32] r4:00000001 [ 1324.205680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.205805][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.205922][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.205987][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.206046][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.206157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.206210][ T32] r4:84ba8680 [ 1324.206478][ T32] INFO: task kworker/0:5:3120 blocked for more than 450 seconds. [ 1324.206587][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.206824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.206878][ T32] task:kworker/0:5 state:D stack:0 pid:3120 tgid:3120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.207157][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.207256][ T32] Call trace: [ 1324.207404][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.207524][ T32] r10:8291a684 r9:df9d9d84 r8:00000002 r7:60000013 r6:df9d9d8c r5:83a98c00 [ 1324.207763][ T32] r4:83a98c00 [ 1324.207883][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.207975][ T32] r5:83a98c00 r4:8291a680 [ 1324.208020][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.224424][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.224664][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d9e08 [ 1324.224771][ T32] r4:00000000 [ 1324.224989][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.225070][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.225159][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.225269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc7940 [ 1324.225323][ T32] r4:00000000 [ 1324.225368][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.225484][ T32] r9:83018005 r8:83a98c00 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1324.225531][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.225673][ T32] r5:00001000 r4:df883000 [ 1324.225784][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.225913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.226013][ T32] r5:84ac5f8c r4:84ac5c00 [ 1324.226372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.226497][ T32] r7:dddced80 r6:83018000 r5:84ac5f8c r4:83348800 [ 1324.226603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.226709][ T32] r10:61c88647 r9:83a98c00 r8:8334882c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.226761][ T32] r4:83348800 [ 1324.226806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.226900][ T32] r10:00000000 r9:83348800 r8:80287e08 r7:df9d5e60 r6:845d6e00 r5:83a98c00 [ 1324.226948][ T32] r4:00000001 [ 1324.226992][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.227071][ T32] Exception stack(0xdf9d9fb0 to 0xdf9d9ff8) [ 1324.227172][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.227266][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.227387][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.227468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.227519][ T32] r4:84a39a40 [ 1324.228031][ T32] INFO: task kworker/0:5:3120 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.228094][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.242173][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.242247][ T32] Call trace: [ 1324.242282][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.242342][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.242364][ T32] r4:00000000 [ 1324.242395][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.242437][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.242466][ T32] dd20: b0c2e000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.242494][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.242519][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.242542][ T32] r5:80000113 r4:80239bb0 [ 1324.242562][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.242603][ T32] r4:82ac21e4 [ 1324.242621][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.242662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.242707][ T32] r4:e058ddc0 [ 1324.242912][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.242959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.242981][ T32] r4:00000000 [ 1324.243026][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.243144][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.243170][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.243351][ T32] r5:00001000 r4:dfb45000 [ 1324.243376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.243425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.243468][ T32] r5:84be038c r4:84be0000 [ 1324.243489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.243535][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.243617][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.243683][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.243708][ T32] r4:84bbbe80 [ 1324.243730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.243776][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.243798][ T32] r4:00000001 [ 1324.243818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.243853][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.243878][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.243904][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.243929][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.243956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.243978][ T32] r4:84ba8680 [ 1324.244009][ T32] INFO: task kworker/0:6:3122 blocked for more than 450 seconds. [ 1324.244042][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.244066][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.244089][ T32] task:kworker/0:6 state:D stack:0 pid:3122 tgid:3122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.244136][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.244177][ T32] Call trace: [ 1324.244206][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.244251][ T32] r10:8291a684 r9:df9e1d84 r8:00000002 r7:60000113 r6:df9e1d8c r5:83a9c800 [ 1324.244274][ T32] r4:83a9c800 [ 1324.244292][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.244332][ T32] r5:83a9c800 r4:8291a680 [ 1324.244351][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.244399][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.244442][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e1e08 [ 1324.244465][ T32] r4:00000000 [ 1324.244484][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.244536][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.244575][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.244687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85235b40 [ 1324.244713][ T32] r4:00000000 [ 1324.244733][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.244778][ T32] r9:83018005 r8:83a9c800 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1324.244800][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.244840][ T32] r5:00001000 r4:eafcb000 [ 1324.244911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.244954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.244995][ T32] r5:852a4b8c r4:852a4800 [ 1324.245015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.245059][ T32] r7:dddced80 r6:83018000 r5:852a4b8c r4:84a2c000 [ 1324.245079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.245234][ T32] r10:61c88647 r9:83a9c800 r8:84a2c02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.245262][ T32] r4:84a2c000 [ 1324.245281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.245326][ T32] r10:00000000 r9:84a2c000 r8:80287e08 r7:df9d9e60 r6:84a2c080 r5:83a9c800 [ 1324.245348][ T32] r4:00000001 [ 1324.245384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.245429][ T32] Exception stack(0xdf9e1fb0 to 0xdf9e1ff8) [ 1324.245537][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.245569][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.245595][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.245623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.245645][ T32] r4:84a39a40 [ 1324.246059][ T32] INFO: task kworker/0:6:3122 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.246093][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.246166][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.246215][ T32] Call trace: [ 1324.246244][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.246295][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.246317][ T32] r4:00000000 [ 1324.246337][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.246376][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.246433][ T32] dd20: b0c2e000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.246465][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.246491][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.246514][ T32] r5:80000113 r4:80239bb0 [ 1324.246534][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.246574][ T32] r4:82ac21e4 [ 1324.246594][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.246634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.246657][ T32] r4:e058ddc0 [ 1324.246676][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.246715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.246737][ T32] r4:00000000 [ 1324.246756][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.246798][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.246818][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.246889][ T32] r5:00001000 r4:dfb45000 [ 1324.246913][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.246952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.246993][ T32] r5:84be038c r4:84be0000 [ 1324.247193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.247253][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.247309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.247359][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.247390][ T32] r4:84bbbe80 [ 1324.247426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.247476][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.247498][ T32] r4:00000001 [ 1324.247517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.247611][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.247649][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.247677][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.247705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.247735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.247756][ T32] r4:84ba8680 [ 1324.247780][ T32] INFO: task kworker/1:3:3123 blocked for more than 450 seconds. [ 1324.247808][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.247831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.247867][ T32] task:kworker/1:3 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.247918][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.247960][ T32] Call trace: [ 1324.247989][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.248036][ T32] r10:8291a684 r9:df9c1d84 r8:00000002 r7:60000013 r6:df9c1d8c r5:84476000 [ 1324.248077][ T32] r4:84476000 [ 1324.248103][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.248250][ T32] r5:84476000 r4:8291a680 [ 1324.268898][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.269008][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.269066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c1e08 [ 1324.269094][ T32] r4:00000000 [ 1324.269117][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.269155][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.269196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.269242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e3ac0 [ 1324.269266][ T32] r4:00000000 [ 1324.269302][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.269359][ T32] r9:83018205 r8:84476000 r7:00000000 r6:83018200 r5:00001000 r4:7f013000 [ 1324.269394][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.269445][ T32] r5:00001000 r4:df885000 [ 1324.269468][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.269511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.269558][ T32] r5:84beab8c r4:84bea800 [ 1324.269581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.269635][ T32] r7:ddde2d80 r6:83018200 r5:84beab8c r4:84a24380 [ 1324.269658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.269710][ T32] r10:61c88647 r9:84476000 r8:84a243ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.269734][ T32] r4:84a24380 [ 1324.269755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.269806][ T32] r10:00000000 r9:84a24380 r8:80287e08 r7:df931e60 r6:84a24a80 r5:84476000 [ 1324.269830][ T32] r4:00000001 [ 1324.269851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.269891][ T32] Exception stack(0xdf9c1fb0 to 0xdf9c1ff8) [ 1324.269923][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.269955][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.269984][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.270017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.270040][ T32] r4:84791640 [ 1324.270472][ T32] INFO: task kworker/1:3:3123 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.270510][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.270581][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.270637][ T32] Call trace: [ 1324.270671][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.270723][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.270745][ T32] r4:00000000 [ 1324.270764][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.270802][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.270856][ T32] dd20: b0f18000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.270888][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.270912][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.270935][ T32] r5:80000113 r4:80239bb0 [ 1324.270969][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.271014][ T32] r4:82ac21e4 [ 1324.271034][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.271076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.271099][ T32] r4:e058ddc0 [ 1324.271117][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.271157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.271179][ T32] r4:00000000 [ 1324.271198][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.271241][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.271263][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.271304][ T32] r5:00001000 r4:dfb45000 [ 1324.271324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.271363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.271422][ T32] r5:84be038c r4:84be0000 [ 1324.271443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.271503][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.271532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.271621][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.271647][ T32] r4:84bbbe80 [ 1324.271686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.271765][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.271795][ T32] r4:00000001 [ 1324.271815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.271851][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.271876][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.271940][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.271971][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.272025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.272051][ T32] r4:84ba8680 [ 1324.272119][ T32] INFO: task kworker/0:7:3124 blocked for more than 450 seconds. [ 1324.272173][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.272201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.272224][ T32] task:kworker/0:7 state:D stack:0 pid:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.272287][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.272334][ T32] Call trace: [ 1324.272365][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.272486][ T32] r10:8291a684 r9:df9ddd84 r8:00000002 r7:60000113 r6:df9ddd8c r5:84471800 [ 1324.272520][ T32] r4:84471800 [ 1324.272542][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.272617][ T32] r5:84471800 r4:8291a680 [ 1324.272641][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.272681][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.272722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9dde08 [ 1324.272743][ T32] r4:00000000 [ 1324.272761][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.272794][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.272827][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.272868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850edbc0 [ 1324.272889][ T32] r4:00000000 [ 1324.272908][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.272952][ T32] r9:83018005 r8:84471800 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1324.272972][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.273040][ T32] r5:00001000 r4:df977000 [ 1324.273062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.273102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.273167][ T32] r5:8516bb8c r4:8516b800 [ 1324.273190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.273237][ T32] r7:dddced80 r6:83018000 r5:8516bb8c r4:84a2c100 [ 1324.273258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.273303][ T32] r10:61c88647 r9:84471800 r8:84a2c12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.273324][ T32] r4:84a2c100 [ 1324.273343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.273395][ T32] r10:00000000 r9:84a2c100 r8:80287e08 r7:df9e1e60 r6:84a24e00 r5:84471800 [ 1324.273419][ T32] r4:00000001 [ 1324.273464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.273504][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1324.273530][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.273557][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.273583][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.273611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.273634][ T32] r4:84a399c0 [ 1324.273966][ T32] INFO: task kworker/0:7:3124 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.274000][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.274089][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.274136][ T32] Call trace: [ 1324.274165][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.274232][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.274259][ T32] r4:00000000 [ 1324.274279][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.274332][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.274365][ T32] dd20: b0f18000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.274402][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.274428][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.274451][ T32] r5:80000113 r4:80239bb0 [ 1324.274471][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.274512][ T32] r4:82ac21e4 [ 1324.274531][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.274571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.274593][ T32] r4:e058ddc0 [ 1324.274613][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.274653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.274674][ T32] r4:00000000 [ 1324.274692][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.274737][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.274758][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.274839][ T32] r5:00001000 r4:dfb45000 [ 1324.274862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.274901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.274966][ T32] r5:84be038c r4:84be0000 [ 1324.274989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.275037][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.275058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.275128][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.275154][ T32] r4:84bbbe80 [ 1324.275173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.275219][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.275241][ T32] r4:00000001 [ 1324.275259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.275317][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.275387][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.275448][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.275480][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.275510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.275532][ T32] r4:84ba8680 [ 1324.275590][ T32] INFO: task kworker/1:4:3127 blocked for more than 450 seconds. [ 1324.275624][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.275649][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.275670][ T32] task:kworker/1:4 state:D stack:0 pid:3127 tgid:3127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.275714][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.275769][ T32] Call trace: [ 1324.275831][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.275878][ T32] r10:8291a684 r9:df9edd84 r8:00000002 r7:60000113 r6:df9edd8c r5:84474800 [ 1324.275901][ T32] r4:84474800 [ 1324.275920][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.275997][ T32] r5:84474800 r4:8291a680 [ 1324.276020][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.276060][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.276102][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9ede08 [ 1324.276124][ T32] r4:00000000 [ 1324.276142][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.276175][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.276208][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.276247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84808d80 [ 1324.276386][ T32] r4:00000000 [ 1324.276726][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.277385][ T32] r9:83018205 r8:84474800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1324.278473][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.301467][ T32] r5:00001000 r4:dfd73000 [ 1324.301511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.301577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.301621][ T32] r5:84bebb8c r4:84beb800 [ 1324.301642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.301707][ T32] r7:ddde2d80 r6:83018200 r5:84bebb8c r4:84a24780 [ 1324.301738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.301789][ T32] r10:61c88647 r9:84474800 r8:84a247ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.301813][ T32] r4:84a24780 [ 1324.301832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.301879][ T32] r10:00000000 r9:84a24780 r8:80287e08 r7:df931e60 r6:84a24c00 r5:84474800 [ 1324.301914][ T32] r4:00000001 [ 1324.301937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.301976][ T32] Exception stack(0xdf9edfb0 to 0xdf9edff8) [ 1324.302006][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.302033][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.302059][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.302088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.302111][ T32] r4:847919c0 [ 1324.302562][ T32] INFO: task kworker/1:4:3127 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.302602][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.302674][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.302724][ T32] Call trace: [ 1324.302755][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.302809][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.302832][ T32] r4:00000000 [ 1324.302851][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.302890][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.302918][ T32] dd20: b11ed000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.302946][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.302970][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.302992][ T32] r5:80000113 r4:80239bb0 [ 1324.303013][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.303054][ T32] r4:82ac21e4 [ 1324.303074][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.303117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.303139][ T32] r4:e058ddc0 [ 1324.303159][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.303199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.303240][ T32] r4:00000000 [ 1324.303264][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.303327][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.303353][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.303434][ T32] r5:00001000 r4:dfb45000 [ 1324.303477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.303568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.303644][ T32] r5:84be038c r4:84be0000 [ 1324.303669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.303720][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.303810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.303864][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.303886][ T32] r4:84bbbe80 [ 1324.304039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.304091][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.304114][ T32] r4:00000001 [ 1324.304134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.304169][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.304194][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.304222][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.304248][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.304275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.304297][ T32] r4:84ba8680 [ 1324.304366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.304453][ T32] INFO: task kworker/1:5:3129 blocked for more than 450 seconds. [ 1324.304491][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.304516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.304537][ T32] task:kworker/1:5 state:D stack:0 pid:3129 tgid:3129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.304582][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.304623][ T32] Call trace: [ 1324.304663][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.304709][ T32] r10:8291a684 r9:df9f9d84 r8:00000002 r7:60000013 r6:df9f9d8c r5:84470000 [ 1324.304747][ T32] r4:84470000 [ 1324.304823][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.304872][ T32] r5:84470000 r4:8291a680 [ 1324.304930][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.304973][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.305015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f9e08 [ 1324.305037][ T32] r4:00000000 [ 1324.305055][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.305089][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.305122][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.305161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f87c0 [ 1324.305182][ T32] r4:00000000 [ 1324.305201][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.305245][ T32] r9:83018205 r8:84470000 r7:00000000 r6:83018200 r5:00001000 r4:7f015000 [ 1324.305266][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.305308][ T32] r5:00001000 r4:df9aa000 [ 1324.305327][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.305364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.305416][ T32] r5:8518c78c r4:8518c400 [ 1324.305435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.305479][ T32] r7:ddde2d80 r6:83018200 r5:8518c78c r4:84a24d00 [ 1324.305499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.305545][ T32] r10:61c88647 r9:84470000 r8:84a24d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.305567][ T32] r4:84a24d00 [ 1324.305585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.305630][ T32] r10:00000000 r9:84a24d00 r8:80287e08 r7:df931e60 r6:84a24980 r5:84470000 [ 1324.305653][ T32] r4:00000001 [ 1324.305671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.305705][ T32] Exception stack(0xdf9f9fb0 to 0xdf9f9ff8) [ 1324.305737][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.305766][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.305791][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.305819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.305841][ T32] r4:84791c40 [ 1324.306098][ T32] INFO: task kworker/1:5:3129 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.306130][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.306213][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.306258][ T32] Call trace: [ 1324.306286][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.306335][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.306358][ T32] r4:00000000 [ 1324.306377][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.306426][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.306467][ T32] dd20: b11ed000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.306500][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.306525][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.306548][ T32] r5:80000113 r4:80239bb0 [ 1324.306568][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.306677][ T32] r4:82ac21e4 [ 1324.306703][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.306763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.306887][ T32] r4:e058ddc0 [ 1324.306912][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.306965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.306991][ T32] r4:00000000 [ 1324.307011][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.307055][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.307076][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.307117][ T32] r5:00001000 r4:dfb45000 [ 1324.307136][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.307174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.307214][ T32] r5:84be038c r4:84be0000 [ 1324.307286][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.307366][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.307412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.307463][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.307525][ T32] r4:84bbbe80 [ 1324.307576][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.307629][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.307652][ T32] r4:00000001 [ 1324.307671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.307707][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.307751][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.307782][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.307808][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.307836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.307857][ T32] r4:84ba8680 [ 1324.307895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.307923][ T32] INFO: task kworker/1:6:3131 blocked for more than 450 seconds. [ 1324.307950][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.307973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.307992][ T32] task:kworker/1:6 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.308037][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.308078][ T32] Call trace: [ 1324.324575][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.324666][ T32] r10:8291a684 r9:dfa05d84 r8:00000002 r7:60000113 r6:dfa05d8c r5:83242400 [ 1324.324691][ T32] r4:83242400 [ 1324.324712][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.324907][ T32] r5:83242400 r4:8291a680 [ 1324.325115][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.325171][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.325214][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa05e08 [ 1324.325236][ T32] r4:00000000 [ 1324.325281][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.325320][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.325360][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.325413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e3140 [ 1324.325437][ T32] r4:00000000 [ 1324.325456][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.325503][ T32] r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.325526][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.325570][ T32] r5:00001000 r4:dfbbd000 [ 1324.325608][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.325653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.325695][ T32] r5:8516038c r4:85160000 [ 1324.325808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.325861][ T32] r7:ddde2d80 r6:83018200 r5:8516038c r4:84a24b80 [ 1324.325883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.325930][ T32] r10:61c88647 r9:83242400 r8:84a24bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.325952][ T32] r4:84a24b80 [ 1324.325996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.326047][ T32] r10:00000000 r9:84a24b80 r8:80287e08 r7:df9f9e60 r6:84a24480 r5:83242400 [ 1324.326070][ T32] r4:00000001 [ 1324.326089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.326151][ T32] Exception stack(0xdfa05fb0 to 0xdfa05ff8) [ 1324.326184][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.326212][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.326237][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.326266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.326288][ T32] r4:847919c0 [ 1324.326712][ T32] INFO: task kworker/1:6:3131 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.326748][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.326828][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.326907][ T32] Call trace: [ 1324.326943][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.326996][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.327032][ T32] r4:00000000 [ 1324.327055][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.327096][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.327124][ T32] dd20: b1336000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.327153][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.327178][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.327201][ T32] r5:80000113 r4:80239bb0 [ 1324.327220][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.327259][ T32] r4:82ac21e4 [ 1324.327280][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.327321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.327343][ T32] r4:e058ddc0 [ 1324.327363][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.327416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.327563][ T32] r4:00000000 [ 1324.327595][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.327643][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.327665][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.327708][ T32] r5:00001000 r4:dfb45000 [ 1324.327727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.327764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.327805][ T32] r5:84be038c r4:84be0000 [ 1324.327824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.327882][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.328000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.328054][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.328076][ T32] r4:84bbbe80 [ 1324.328095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.328201][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.340951][ T32] r4:00000001 [ 1324.341024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.341086][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.341118][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.341176][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.341206][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.341236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.341258][ T32] r4:84ba8680 [ 1324.341282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.341312][ T32] INFO: task kworker/1:7:3133 blocked for more than 450 seconds. [ 1324.341374][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.341443][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.341469][ T32] task:kworker/1:7 state:D stack:0 pid:3133 tgid:3133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.341577][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.341667][ T32] Call trace: [ 1324.341702][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.341755][ T32] r10:8291a684 r9:dfa11d84 r8:00000002 r7:60000013 r6:dfa11d8c r5:83244800 [ 1324.341807][ T32] r4:83244800 [ 1324.341832][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.341877][ T32] r5:83244800 r4:8291a680 [ 1324.341925][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.341970][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.342013][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa11e08 [ 1324.342064][ T32] r4:00000000 [ 1324.342114][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.342152][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.342191][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.342232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85254440 [ 1324.342281][ T32] r4:00000000 [ 1324.342305][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.342352][ T32] r9:83018205 r8:83244800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1324.342374][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.342425][ T32] r5:00001000 r4:eae23000 [ 1324.342452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.342496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.342538][ T32] r5:8527db8c r4:8527d800 [ 1324.342558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.342604][ T32] r7:ddde2d80 r6:83018200 r5:8527db8c r4:84a24b00 [ 1324.342739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.342791][ T32] r10:61c88647 r9:83244800 r8:84a24b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.342813][ T32] r4:84a24b00 [ 1324.342833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.342877][ T32] r10:00000000 r9:84a24b00 r8:80287e08 r7:df9f9e60 r6:84a24c80 r5:83244800 [ 1324.342976][ T32] r4:00000001 [ 1324.343060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.343099][ T32] Exception stack(0xdfa11fb0 to 0xdfa11ff8) [ 1324.343154][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.343185][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.343211][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.343240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.343280][ T32] r4:84791dc0 [ 1324.343762][ T32] INFO: task kworker/1:7:3133 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.343805][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.343861][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.343907][ T32] Call trace: [ 1324.343937][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.343987][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.344009][ T32] r4:00000000 [ 1324.344068][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.344112][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.344151][ T32] dd20: b176e000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.344182][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.344206][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.344229][ T32] r5:80000113 r4:80239bb0 [ 1324.344250][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.344290][ T32] r4:82ac21e4 [ 1324.344310][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.344475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.344513][ T32] r4:e058ddc0 [ 1324.344801][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.344848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.344871][ T32] r4:00000000 [ 1324.344906][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.344995][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.345048][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.345121][ T32] r5:00001000 r4:dfb45000 [ 1324.345144][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.345184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.345225][ T32] r5:84be038c r4:84be0000 [ 1324.345246][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.345346][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.345383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.345434][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.345555][ T32] r4:84bbbe80 [ 1324.345662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.345712][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.345734][ T32] r4:00000001 [ 1324.345753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.345787][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.345811][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.345838][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.345864][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.345891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.345980][ T32] r4:84ba8680 [ 1324.346005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.346030][ T32] INFO: task kworker/1:8:3136 blocked for more than 450 seconds. [ 1324.346058][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.346081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.346182][ T32] task:kworker/1:8 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.346288][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.346357][ T32] Call trace: [ 1324.346441][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.346492][ T32] r10:8291a684 r9:dfa31d84 r8:00000002 r7:60000113 r6:dfa31d8c r5:83a90000 [ 1324.346516][ T32] r4:83a90000 [ 1324.346536][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.346577][ T32] r5:83a90000 r4:8291a680 [ 1324.346624][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.346738][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.346823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa31e08 [ 1324.346849][ T32] r4:00000000 [ 1324.346868][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.346930][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.346968][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.347008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564b4c0 [ 1324.347052][ T32] r4:00000000 [ 1324.347130][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.347258][ T32] r9:83018205 r8:83a90000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1324.347318][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.347390][ T32] r5:00001000 r4:eaf45000 [ 1324.347423][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.347463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.347526][ T32] r5:8552db8c r4:8552d800 [ 1324.347573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.347624][ T32] r7:ddde2d80 r6:83018200 r5:8552db8c r4:83366b00 [ 1324.347706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.347786][ T32] r10:61c88647 r9:83a90000 r8:83366b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.347813][ T32] r4:83366b00 [ 1324.347858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.347929][ T32] r10:00000000 r9:83366b00 r8:80287e08 r7:dfa11e60 r6:83366a80 r5:83a90000 [ 1324.347954][ T32] r4:00000001 [ 1324.347972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.348008][ T32] Exception stack(0xdfa31fb0 to 0xdfa31ff8) [ 1324.348034][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.348100][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.348192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.371333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.371388][ T32] r4:84791f80 [ 1324.371844][ T32] INFO: task kworker/1:8:3136 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.371882][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.371956][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.372020][ T32] Call trace: [ 1324.372051][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.372107][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.372131][ T32] r4:00000000 [ 1324.372150][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.372191][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.372219][ T32] dd20: b1a6e000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.372247][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.372271][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.372295][ T32] r5:80000113 r4:80239bb0 [ 1324.372371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.372433][ T32] r4:82ac21e4 [ 1324.372455][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.372499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.372520][ T32] r4:e058ddc0 [ 1324.372540][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.372582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.372605][ T32] r4:00000000 [ 1324.372625][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.372670][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.372692][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.372733][ T32] r5:00001000 r4:dfb45000 [ 1324.372753][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.372792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.372833][ T32] r5:84be038c r4:84be0000 [ 1324.372852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.372898][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.372919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.372966][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.373070][ T32] r4:84bbbe80 [ 1324.373101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.373149][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.373189][ T32] r4:00000001 [ 1324.373213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.373249][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.373300][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.373331][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.373356][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.373428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.373459][ T32] r4:84ba8680 [ 1324.373482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.373511][ T32] INFO: task kworker/1:9:3137 blocked for more than 450 seconds. [ 1324.373543][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.373567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.373588][ T32] task:kworker/1:9 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.373654][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.373695][ T32] Call trace: [ 1324.373724][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.373769][ T32] r10:8291a684 r9:dfa45d84 r8:00000002 r7:60000013 r6:dfa45d8c r5:83a91800 [ 1324.373791][ T32] r4:83a91800 [ 1324.373922][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.374036][ T32] r5:83a91800 r4:8291a680 [ 1324.374060][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.374099][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.374141][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa45e08 [ 1324.374163][ T32] r4:00000000 [ 1324.374182][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.374216][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.374249][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.374288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d3c00 [ 1324.374311][ T32] r4:00000000 [ 1324.374331][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.374374][ T32] r9:83018205 r8:83a91800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.374407][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.374448][ T32] r5:00001000 r4:e0463000 [ 1324.374467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.374523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.374570][ T32] r5:852a478c r4:852a4400 [ 1324.374590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.374635][ T32] r7:ddde2d80 r6:83018200 r5:852a478c r4:830b8480 [ 1324.374655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.374700][ T32] r10:61c88647 r9:83a91800 r8:830b84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.374722][ T32] r4:830b8480 [ 1324.374921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.374976][ T32] r10:00000000 r9:830b8480 r8:80287e08 r7:dfa31e60 r6:830b8400 r5:83a91800 [ 1324.374999][ T32] r4:00000001 [ 1324.375018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.375053][ T32] Exception stack(0xdfa45fb0 to 0xdfa45ff8) [ 1324.375082][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.375112][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.375138][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.375166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.375187][ T32] r4:84791dc0 [ 1324.375458][ T32] INFO: task kworker/1:9:3137 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.375512][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.375629][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.375728][ T32] Call trace: [ 1324.376028][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.376081][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.376103][ T32] r4:00000000 [ 1324.376123][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.376162][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.376189][ T32] dd20: b1a6e000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.376217][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.376241][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.376265][ T32] r5:80000113 r4:80239bb0 [ 1324.376285][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.376324][ T32] r4:82ac21e4 [ 1324.376344][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.376393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.376416][ T32] r4:e058ddc0 [ 1324.376453][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.376498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.376521][ T32] r4:00000000 [ 1324.376540][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.376584][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.376606][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.376647][ T32] r5:00001000 r4:dfb45000 [ 1324.376667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.376704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.376745][ T32] r5:84be038c r4:84be0000 [ 1324.376763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.376809][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.376830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.376876][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.376898][ T32] r4:84bbbe80 [ 1324.376917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.376962][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.376984][ T32] r4:00000001 [ 1324.377002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.377037][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.377062][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.377089][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.377115][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.377142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.377185][ T32] r4:84ba8680 [ 1324.377210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.377234][ T32] INFO: task kworker/0:8:3139 blocked for more than 450 seconds. [ 1324.377262][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.377287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.377351][ T32] task:kworker/0:8 state:D stack:0 pid:3139 tgid:3139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.377467][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.377604][ T32] Call trace: [ 1324.377635][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.377682][ T32] r10:8291a684 r9:dfa49d84 r8:00000002 r7:60000113 r6:dfa49d8c r5:83a90c00 [ 1324.377704][ T32] r4:83a90c00 [ 1324.377795][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.377913][ T32] r5:83a90c00 r4:8291a680 [ 1324.377944][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.377983][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.378025][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa49e08 [ 1324.378102][ T32] r4:00000000 [ 1324.378185][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.388607][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.388701][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.388779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e6580 [ 1324.388808][ T32] r4:00000000 [ 1324.388829][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.389096][ T32] r9:83018005 r8:83a90c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.389124][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.389205][ T32] r5:00001000 r4:dfa85000 [ 1324.389308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.389353][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.389397][ T32] r5:853a238c r4:853a2000 [ 1324.389516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.389569][ T32] r7:dddced80 r6:83018000 r5:853a238c r4:84a2c180 [ 1324.389590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.389637][ T32] r10:61c88647 r9:83a90c00 r8:84a2c1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.389658][ T32] r4:84a2c180 [ 1324.389677][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.389722][ T32] r10:00000000 r9:84a2c180 r8:80287e08 r7:df9e1e60 r6:830cc100 r5:83a90c00 [ 1324.389744][ T32] r4:00000001 [ 1324.389763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.389842][ T32] Exception stack(0xdfa49fb0 to 0xdfa49ff8) [ 1324.389876][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.389959][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.389989][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.390020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.390041][ T32] r4:8478f240 [ 1324.390457][ T32] INFO: task kworker/0:8:3139 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.390570][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.390682][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.390735][ T32] Call trace: [ 1324.390765][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.390862][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.390954][ T32] r4:00000000 [ 1324.390977][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.391017][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.391044][ T32] dd20: b1b98000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.391071][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.391095][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.391268][ T32] r5:80000113 r4:80239bb0 [ 1324.391293][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.391334][ T32] r4:82ac21e4 [ 1324.391354][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.391394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.391426][ T32] r4:e058ddc0 [ 1324.391446][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.391487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.391508][ T32] r4:00000000 [ 1324.391576][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.391627][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.391686][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.391732][ T32] r5:00001000 r4:dfb45000 [ 1324.391752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.391791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.391954][ T32] r5:84be038c r4:84be0000 [ 1324.391976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.392026][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.392316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.392369][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.392391][ T32] r4:84bbbe80 [ 1324.392414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.392466][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.392509][ T32] r4:00000001 [ 1324.392653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.392693][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.392726][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.392759][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.392788][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.392817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.392858][ T32] r4:84ba8680 [ 1324.392884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.392942][ T32] INFO: task kworker/1:10:3141 blocked for more than 450 seconds. [ 1324.393060][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.393176][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.393201][ T32] task:kworker/1:10 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.393294][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.393338][ T32] Call trace: [ 1324.393522][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.393573][ T32] r10:8291a684 r9:dfa1dd84 r8:00000002 r7:60000113 r6:dfa1dd8c r5:83a93c00 [ 1324.393595][ T32] r4:83a93c00 [ 1324.393614][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.393738][ T32] r5:83a93c00 r4:8291a680 [ 1324.393761][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.393800][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.393840][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa1de08 [ 1324.393861][ T32] r4:00000000 [ 1324.393880][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.393913][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.394046][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.394090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85482540 [ 1324.394223][ T32] r4:00000000 [ 1324.394259][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.394307][ T32] r9:83018205 r8:83a93c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1324.394329][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.394370][ T32] r5:00001000 r4:e0013000 [ 1324.394403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.394451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.394493][ T32] r5:85305f8c r4:85305c00 [ 1324.394512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.394558][ T32] r7:ddde2d80 r6:83018200 r5:85305f8c r4:830cc400 [ 1324.394651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.394702][ T32] r10:61c88647 r9:83a93c00 r8:830cc42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.394761][ T32] r4:830cc400 [ 1324.394965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.395013][ T32] r10:00000000 r9:830cc400 r8:80287e08 r7:dfa31e60 r6:830cc080 r5:83a93c00 [ 1324.395035][ T32] r4:00000001 [ 1324.395054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.395087][ T32] Exception stack(0xdfa1dfb0 to 0xdfa1dff8) [ 1324.395112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.395139][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.395164][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.395191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.395213][ T32] r4:84791140 [ 1324.395427][ T32] INFO: task kworker/1:10:3141 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.395460][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.395514][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.395587][ T32] Call trace: [ 1324.395699][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.395755][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.395778][ T32] r4:00000000 [ 1324.395837][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.395880][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.395908][ T32] dd20: b1b98000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.395989][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.396018][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.396041][ T32] r5:80000113 r4:80239bb0 [ 1324.396062][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.396189][ T32] r4:82ac21e4 [ 1324.396213][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.396256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.396278][ T32] r4:e058ddc0 [ 1324.396297][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.396338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.396359][ T32] r4:00000000 [ 1324.396378][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.396427][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.396449][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.396489][ T32] r5:00001000 r4:dfb45000 [ 1324.396508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.396545][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.396585][ T32] r5:84be038c r4:84be0000 [ 1324.396604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.396648][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.396668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.396755][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.396781][ T32] r4:84bbbe80 [ 1324.396802][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.396847][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.396869][ T32] r4:00000001 [ 1324.396887][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.396921][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.396965][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.396996][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.397081][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.397113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.397136][ T32] r4:84ba8680 [ 1324.397156][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.397179][ T32] INFO: task kworker/0:9:3142 blocked for more than 450 seconds. [ 1324.397206][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.397228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.397291][ T32] task:kworker/0:9 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.397411][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.397459][ T32] Call trace: [ 1324.397544][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.397636][ T32] r10:8291a684 r9:dfa61d84 r8:00000002 r7:60000113 r6:dfa61d8c r5:8389d400 [ 1324.397662][ T32] r4:8389d400 [ 1324.397682][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.397724][ T32] r5:8389d400 r4:8291a680 [ 1324.397843][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.398043][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.398089][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa61e08 [ 1324.398111][ T32] r4:00000000 [ 1324.428920][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.429080][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.429163][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.429244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478f280 [ 1324.429295][ T32] r4:00000000 [ 1324.429335][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.429427][ T32] r9:83018005 r8:8389d400 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1324.429469][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.429560][ T32] r5:00001000 r4:dfa13000 [ 1324.429609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.429690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.429769][ T32] r5:853b8b8c r4:853b8800 [ 1324.429814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.429907][ T32] r7:dddced80 r6:83018000 r5:853b8b8c r4:84a2c200 [ 1324.429946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.430037][ T32] r10:61c88647 r9:8389d400 r8:84a2c22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.430085][ T32] r4:84a2c200 [ 1324.430122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.430209][ T32] r10:00000000 r9:84a2c200 r8:80287e08 r7:dfa49e60 r6:830cc380 r5:8389d400 [ 1324.430253][ T32] r4:00000001 [ 1324.430296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.430463][ T32] Exception stack(0xdfa61fb0 to 0xdfa61ff8) [ 1324.430526][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.430584][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.430677][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.430737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.430783][ T32] r4:8478f440 [ 1324.431415][ T32] INFO: task kworker/0:9:3142 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.431481][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.431626][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.431721][ T32] Call trace: [ 1324.431787][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.431888][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.431932][ T32] r4:00000000 [ 1324.431981][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.432260][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.432325][ T32] dd20: b224e000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.432380][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.432444][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.432499][ T32] r5:80000113 r4:80239bb0 [ 1324.432536][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.432614][ T32] r4:82ac21e4 [ 1324.432656][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.432739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.432790][ T32] r4:e058ddc0 [ 1324.432828][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.432913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.432955][ T32] r4:00000000 [ 1324.432997][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.433083][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.433271][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.433357][ T32] r5:00001000 r4:dfb45000 [ 1324.433403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.433496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.433577][ T32] r5:84be038c r4:84be0000 [ 1324.433658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.433751][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.433809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.433897][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.433941][ T32] r4:84bbbe80 [ 1324.433983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.434076][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.434122][ T32] r4:00000001 [ 1324.434172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.434246][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.434341][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.434403][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.434473][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.434774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.434825][ T32] r4:84ba8680 [ 1324.434865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.434921][ T32] INFO: task kworker/0:10:3145 blocked for more than 450 seconds. [ 1324.434984][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.435032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.435076][ T32] task:kworker/0:10 state:D stack:0 pid:3145 tgid:3145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.435166][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.435248][ T32] Call trace: [ 1324.435314][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.435404][ T32] r10:8291a684 r9:dfa71d84 r8:00000002 r7:60000113 r6:dfa71d8c r5:832e1800 [ 1324.435456][ T32] r4:832e1800 [ 1324.435498][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.435619][ T32] r5:832e1800 r4:8291a680 [ 1324.435667][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.435745][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.435828][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa71e08 [ 1324.435869][ T32] r4:00000000 [ 1324.435902][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.435970][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.436036][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.436110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fbe80 [ 1324.436152][ T32] r4:00000000 [ 1324.436203][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.436286][ T32] r9:83018005 r8:832e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1324.436331][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.436419][ T32] r5:00001000 r4:eb307000 [ 1324.436454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.436536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.436619][ T32] r5:854fbb8c r4:854fb800 [ 1324.436679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.436766][ T32] r7:dddced80 r6:83018000 r5:854fbb8c r4:84a2c280 [ 1324.436811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.436898][ T32] r10:61c88647 r9:832e1800 r8:84a2c2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.436945][ T32] r4:84a2c280 [ 1324.436979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.437065][ T32] r10:00000000 r9:84a2c280 r8:80287e08 r7:dfa61e60 r6:83f79280 r5:832e1800 [ 1324.437113][ T32] r4:00000001 [ 1324.437148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.437224][ T32] Exception stack(0xdfa71fb0 to 0xdfa71ff8) [ 1324.437273][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.437352][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.437412][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.437473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.437516][ T32] r4:8478f4c0 [ 1324.438040][ T32] INFO: task kworker/0:10:3145 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.438106][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.468947][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.469026][ T32] Call trace: [ 1324.469060][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.469122][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.469148][ T32] r4:00000000 [ 1324.469167][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.469239][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.469273][ T32] dd20: b2572000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.469319][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.469368][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.469398][ T32] r5:80000113 r4:80239bb0 [ 1324.469470][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.469566][ T32] r4:82ac21e4 [ 1324.469607][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.469713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.469804][ T32] r4:e058ddc0 [ 1324.469906][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.470001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.470051][ T32] r4:00000000 [ 1324.470095][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.470185][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.470227][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.470328][ T32] r5:00001000 r4:dfb45000 [ 1324.470374][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.470457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.470542][ T32] r5:84be038c r4:84be0000 [ 1324.470582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.470673][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.470749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.470851][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.470897][ T32] r4:84bbbe80 [ 1324.470943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.471057][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.471115][ T32] r4:00000001 [ 1324.471162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.471282][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.471337][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.471411][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.471463][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.471524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.471590][ T32] r4:84ba8680 [ 1324.471666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.471760][ T32] INFO: task kworker/1:11:3147 blocked for more than 450 seconds. [ 1324.471848][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.471972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.472079][ T32] task:kworker/1:11 state:D stack:0 pid:3147 tgid:3147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.472184][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.472268][ T32] Call trace: [ 1324.472332][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.472429][ T32] r10:8291a684 r9:dfa89d84 r8:00000002 r7:60000113 r6:dfa89d8c r5:838be000 [ 1324.472473][ T32] r4:838be000 [ 1324.472565][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.472656][ T32] r5:838be000 r4:8291a680 [ 1324.472703][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.472802][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.472882][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa89e08 [ 1324.472932][ T32] r4:00000000 [ 1324.472971][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.473040][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.473106][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.473204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a1bc0 [ 1324.473253][ T32] r4:00000000 [ 1324.473290][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.473383][ T32] r9:83018205 r8:838be000 r7:00000000 r6:83018200 r5:00001000 r4:7f015000 [ 1324.473474][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.473556][ T32] r5:00001000 r4:dfa7b000 [ 1324.473592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.473668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.473751][ T32] r5:8550878c r4:85508400 [ 1324.473791][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.473877][ T32] r7:ddde2d80 r6:83018200 r5:8550878c r4:83f79200 [ 1324.473915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.474005][ T32] r10:61c88647 r9:838be000 r8:83f7922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.474051][ T32] r4:83f79200 [ 1324.474086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.474187][ T32] r10:00000000 r9:83f79200 r8:80287e08 r7:dfa31e60 r6:84314c80 r5:838be000 [ 1324.474319][ T32] r4:00000001 [ 1324.474459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.474564][ T32] Exception stack(0xdfa89fb0 to 0xdfa89ff8) [ 1324.474643][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.474772][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.474839][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.474897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.474936][ T32] r4:846203c0 [ 1324.475638][ T32] INFO: task kworker/1:11:3147 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.475705][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.475856][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.475976][ T32] Call trace: [ 1324.476043][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.476197][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.476248][ T32] r4:00000000 [ 1324.476308][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.476388][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.476485][ T32] dd20: b2572000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.476549][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.476602][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.476726][ T32] r5:80000113 r4:80239bb0 [ 1324.476777][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.476910][ T32] r4:82ac21e4 [ 1324.476959][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.477044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.477087][ T32] r4:e058ddc0 [ 1324.477131][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.477211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.477256][ T32] r4:00000000 [ 1324.477295][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.477463][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.477524][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.477673][ T32] r5:00001000 r4:dfb45000 [ 1324.477756][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.477846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.477953][ T32] r5:84be038c r4:84be0000 [ 1324.478009][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.478144][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.503089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.503258][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.503389][ T32] r4:84bbbe80 [ 1324.503452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.503583][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.503634][ T32] r4:00000001 [ 1324.503680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.503755][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.503823][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.503877][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.503933][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.503990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.504063][ T32] r4:84ba8680 [ 1324.504120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.504195][ T32] INFO: task kworker/0:11:3149 blocked for more than 451 seconds. [ 1324.504259][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.504313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.504352][ T32] task:kworker/0:11 state:D stack:0 pid:3149 tgid:3149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.504541][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.504671][ T32] Call trace: [ 1324.504778][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.504884][ T32] r10:8291a684 r9:dfa8dd84 r8:00000002 r7:60000013 r6:dfa8dd8c r5:8389e000 [ 1324.504959][ T32] r4:8389e000 [ 1324.505043][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.505197][ T32] r5:8389e000 r4:8291a680 [ 1324.505281][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.505374][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.505474][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa8de08 [ 1324.505523][ T32] r4:00000000 [ 1324.505565][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.505635][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.505719][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.505807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c8280 [ 1324.505860][ T32] r4:00000000 [ 1324.505908][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.506001][ T32] r9:83018005 r8:8389e000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1324.506055][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.506138][ T32] r5:00001000 r4:eb08b000 [ 1324.506185][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.506271][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.506410][ T32] r5:85886b8c r4:85886800 [ 1324.506467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.506603][ T32] r7:dddced80 r6:83018000 r5:85886b8c r4:84a2c300 [ 1324.506663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.506754][ T32] r10:61c88647 r9:8389e000 r8:84a2c32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.506803][ T32] r4:84a2c300 [ 1324.506840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.506927][ T32] r10:00000000 r9:84a2c300 r8:80287e08 r7:dfa71e60 r6:83cda000 r5:8389e000 [ 1324.507026][ T32] r4:00000001 [ 1324.507074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.507165][ T32] Exception stack(0xdfa8dfb0 to 0xdfa8dff8) [ 1324.507222][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.507346][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.507446][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.507572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.507624][ T32] r4:8478f680 [ 1324.519092][ T32] INFO: task kworker/0:11:3149 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.519256][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.519392][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.519519][ T32] Call trace: [ 1324.519608][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.519716][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.519773][ T32] r4:00000000 [ 1324.519816][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.519901][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.519985][ T32] dd20: b2a8e000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.520056][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.520109][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.520168][ T32] r5:80000113 r4:80239bb0 [ 1324.520208][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.520292][ T32] r4:82ac21e4 [ 1324.520371][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.520464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.520505][ T32] r4:e058ddc0 [ 1324.520552][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.520636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.520681][ T32] r4:00000000 [ 1324.520724][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.520813][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.520907][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.520994][ T32] r5:00001000 r4:dfb45000 [ 1324.521041][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.521116][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.521221][ T32] r5:84be038c r4:84be0000 [ 1324.521269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.521415][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.521493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.521634][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.521709][ T32] r4:84bbbe80 [ 1324.521812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.521910][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.521956][ T32] r4:00000001 [ 1324.522002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.522072][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.522123][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.522182][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.522235][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.522361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.522441][ T32] r4:84ba8680 [ 1324.522494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.522547][ T32] INFO: task kworker/0:12:3150 blocked for more than 451 seconds. [ 1324.522639][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.522699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.522742][ T32] task:kworker/0:12 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.522833][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.522921][ T32] Call trace: [ 1324.522982][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.523074][ T32] r10:8291a684 r9:dfa99d84 r8:00000002 r7:60000113 r6:dfa99d8c r5:838bb000 [ 1324.523127][ T32] r4:838bb000 [ 1324.523191][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.523281][ T32] r5:838bb000 r4:8291a680 [ 1324.523325][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.523407][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.523491][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa99e08 [ 1324.523538][ T32] r4:00000000 [ 1324.523627][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.523749][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.523894][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.523980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ad0c0 [ 1324.524030][ T32] r4:00000000 [ 1324.524094][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.524217][ T32] r9:83018005 r8:838bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1324.524291][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.524375][ T32] r5:00001000 r4:eb633000 [ 1324.524451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.524543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.524625][ T32] r5:85516b8c r4:85516800 [ 1324.524759][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.524855][ T32] r7:dddced80 r6:83018000 r5:85516b8c r4:84a2c380 [ 1324.524908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.525015][ T32] r10:61c88647 r9:838bb000 r8:84a2c3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.525082][ T32] r4:84a2c380 [ 1324.525128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.525216][ T32] r10:00000000 r9:84a2c380 r8:80287e08 r7:dfa8de60 r6:83cda080 r5:838bb000 [ 1324.525293][ T32] r4:00000001 [ 1324.525346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.525451][ T32] Exception stack(0xdfa99fb0 to 0xdfa99ff8) [ 1324.525516][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.525571][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.525629][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.525687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.525760][ T32] r4:8478f680 [ 1324.526345][ T32] INFO: task kworker/0:12:3150 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.526418][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.526584][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.526679][ T32] Call trace: [ 1324.526815][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.526918][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.526963][ T32] r4:00000000 [ 1324.527006][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.527085][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.527190][ T32] dd20: b2a8e000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.527263][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.527310][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.527363][ T32] r5:80000113 r4:80239bb0 [ 1324.527411][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.527502][ T32] r4:82ac21e4 [ 1324.527578][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.527662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.527712][ T32] r4:e058ddc0 [ 1324.527774][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.527857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.527904][ T32] r4:00000000 [ 1324.527941][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.528032][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.528131][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.556067][ T32] r5:00001000 r4:dfb45000 [ 1324.556126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.556196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.556241][ T32] r5:84be038c r4:84be0000 [ 1324.556261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.556311][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.556333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.556381][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.556435][ T32] r4:84bbbe80 [ 1324.556461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.556512][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.556546][ T32] r4:00000001 [ 1324.556590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.556680][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.556716][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.556745][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.556771][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.556809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.556835][ T32] r4:84ba8680 [ 1324.556860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.556891][ T32] INFO: task kworker/1:12:3152 blocked for more than 451 seconds. [ 1324.556948][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.556986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.557053][ T32] task:kworker/1:12 state:D stack:0 pid:3152 tgid:3152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.557152][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.557200][ T32] Call trace: [ 1324.557233][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.557287][ T32] r10:8291a684 r9:dfaa5d84 r8:00000002 r7:60000013 r6:dfaa5d8c r5:840ad400 [ 1324.557311][ T32] r4:840ad400 [ 1324.557352][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.557423][ T32] r5:840ad400 r4:8291a680 [ 1324.557455][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.557499][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.557543][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa5e08 [ 1324.557566][ T32] r4:00000000 [ 1324.557586][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.557666][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.557720][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.557767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85590880 [ 1324.557790][ T32] r4:00000000 [ 1324.557809][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.557856][ T32] r9:83018205 r8:840ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1324.557877][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.557917][ T32] r5:00001000 r4:eb56f000 [ 1324.557936][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.557995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.558083][ T32] r5:85517b8c r4:85517800 [ 1324.558107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.558154][ T32] r7:ddde2d80 r6:83018200 r5:85517b8c r4:83cda100 [ 1324.564395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.564525][ T32] r10:61c88647 r9:840ad400 r8:83cda12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.564563][ T32] r4:83cda100 [ 1324.564586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.564638][ T32] r10:00000000 r9:83cda100 r8:80287e08 r7:dfa31e60 r6:83cda180 r5:840ad400 [ 1324.564666][ T32] r4:00000001 [ 1324.564702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.564747][ T32] Exception stack(0xdfaa5fb0 to 0xdfaa5ff8) [ 1324.564782][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.564811][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.564837][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.564864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.564886][ T32] r4:84620580 [ 1324.565307][ T32] INFO: task kworker/1:12:3152 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.565342][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.565451][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.565531][ T32] Call trace: [ 1324.565628][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.565690][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.565714][ T32] r4:00000000 [ 1324.565733][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.565796][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.565829][ T32] dd20: b2f96000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.565857][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.565907][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.565934][ T32] r5:80000113 r4:80239bb0 [ 1324.565955][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.566030][ T32] r4:82ac21e4 [ 1324.566079][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.566150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.566175][ T32] r4:e058ddc0 [ 1324.566196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.566237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.566258][ T32] r4:00000000 [ 1324.566277][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.566320][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.566341][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.566381][ T32] r5:00001000 r4:dfb45000 [ 1324.566437][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.566481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.566523][ T32] r5:84be038c r4:84be0000 [ 1324.566568][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.566694][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.566721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.566769][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.566791][ T32] r4:84bbbe80 [ 1324.566809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.566879][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.566905][ T32] r4:00000001 [ 1324.566924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.566958][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.566983][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.567010][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.567060][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.567092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.567114][ T32] r4:84ba8680 [ 1324.567134][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.567160][ T32] INFO: task kworker/0:13:3154 blocked for more than 451 seconds. [ 1324.567192][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.567216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.567236][ T32] task:kworker/0:13 state:D stack:0 pid:3154 tgid:3154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.567279][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.567319][ T32] Call trace: [ 1324.567348][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.567422][ T32] r10:8291a684 r9:dfab5d84 r8:00000002 r7:60000113 r6:dfab5d8c r5:840abc00 [ 1324.567448][ T32] r4:840abc00 [ 1324.567498][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.567584][ T32] r5:840abc00 r4:8291a680 [ 1324.567619][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.567667][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.567736][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab5e08 [ 1324.567763][ T32] r4:00000000 [ 1324.567783][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.567817][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.567885][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.567955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580d940 [ 1324.567980][ T32] r4:00000000 [ 1324.568002][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.568071][ T32] r9:83018005 r8:840abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1324.568095][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.568137][ T32] r5:00001000 r4:eb467000 [ 1324.568233][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.581179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.581340][ T32] r5:85885f8c r4:85885c00 [ 1324.581366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.581489][ T32] r7:dddced80 r6:83018000 r5:85885f8c r4:84a2c400 [ 1324.581523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.581573][ T32] r10:61c88647 r9:840abc00 r8:84a2c42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.581596][ T32] r4:84a2c400 [ 1324.581616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.581697][ T32] r10:00000000 r9:84a2c400 r8:80287e08 r7:dfa8de60 r6:83cda200 r5:840abc00 [ 1324.581723][ T32] r4:00000001 [ 1324.581744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.581783][ T32] Exception stack(0xdfab5fb0 to 0xdfab5ff8) [ 1324.581812][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.581839][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.581864][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.581892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.581913][ T32] r4:8478f840 [ 1324.582382][ T32] INFO: task kworker/0:13:3154 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.582454][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.582558][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.582643][ T32] Call trace: [ 1324.582688][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.582740][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.582762][ T32] r4:00000000 [ 1324.582781][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.582820][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.582873][ T32] dd20: b366e000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.582905][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.582932][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.582981][ T32] r5:80000113 r4:80239bb0 [ 1324.583005][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.583047][ T32] r4:82ac21e4 [ 1324.583066][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.583106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.583159][ T32] r4:e058ddc0 [ 1324.583224][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.583270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.583292][ T32] r4:00000000 [ 1324.583311][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.583381][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.583406][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.583448][ T32] r5:00001000 r4:dfb45000 [ 1324.583468][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.583532][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.583595][ T32] r5:84be038c r4:84be0000 [ 1324.583614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.583668][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.583689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.583735][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.583755][ T32] r4:84bbbe80 [ 1324.583773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.583818][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.583839][ T32] r4:00000001 [ 1324.583883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.583923][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.583948][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.583976][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.584001][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.584051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.584075][ T32] r4:84ba8680 [ 1324.584095][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.584122][ T32] INFO: task kworker/1:13:3156 blocked for more than 451 seconds. [ 1324.584154][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.584178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.584198][ T32] task:kworker/1:13 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.584242][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.584282][ T32] Call trace: [ 1324.584371][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.584420][ T32] r10:8291a684 r9:dfab9d84 r8:00000002 r7:60000113 r6:dfab9d8c r5:840a8000 [ 1324.584471][ T32] r4:840a8000 [ 1324.584493][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.584536][ T32] r5:840a8000 r4:8291a680 [ 1324.584556][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.584593][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.584633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab9e08 [ 1324.584691][ T32] r4:00000000 [ 1324.584712][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.584749][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.584782][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.584821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562c480 [ 1324.584842][ T32] r4:00000000 [ 1324.584861][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.584903][ T32] r9:83018205 r8:840a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.584923][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.584962][ T32] r5:00001000 r4:eb0db000 [ 1324.584981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.585019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.585059][ T32] r5:8552d38c r4:8552d000 [ 1324.585079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.585123][ T32] r7:ddde2d80 r6:83018200 r5:8552d38c r4:83cda280 [ 1324.585170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.585219][ T32] r10:61c88647 r9:840a8000 r8:83cda2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.585241][ T32] r4:83cda280 [ 1324.585259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.585335][ T32] r10:00000000 r9:83cda280 r8:80287e08 r7:dfa31e60 r6:83cda300 r5:840a8000 [ 1324.585360][ T32] r4:00000001 [ 1324.585378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.585415][ T32] Exception stack(0xdfab9fb0 to 0xdfab9ff8) [ 1324.585440][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.585467][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.585494][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.585522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.585542][ T32] r4:84620880 [ 1324.585750][ T32] INFO: task kworker/1:13:3156 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.585782][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.585889][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.585938][ T32] Call trace: [ 1324.585996][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.586046][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.586094][ T32] r4:00000000 [ 1324.586117][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.586156][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.586184][ T32] dd20: b366e000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.586211][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.586235][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.586257][ T32] r5:80000113 r4:80239bb0 [ 1324.586302][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.586346][ T32] r4:82ac21e4 [ 1324.586366][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.586407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.586428][ T32] r4:e058ddc0 [ 1324.586447][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.586485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.586507][ T32] r4:00000000 [ 1324.586552][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.586599][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.586620][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.586665][ T32] r5:00001000 r4:dfb45000 [ 1324.586684][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.586721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.586761][ T32] r5:84be038c r4:84be0000 [ 1324.586779][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.586850][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.586875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.586923][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.586969][ T32] r4:84bbbe80 [ 1324.586991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.587036][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.587083][ T32] r4:00000001 [ 1324.587104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.587138][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.587163][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.587189][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.587239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.587295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.587319][ T32] r4:84ba8680 [ 1324.587339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.587362][ T32] INFO: task kworker/1:14:3159 blocked for more than 451 seconds. [ 1324.587389][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.587411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.587430][ T32] task:kworker/1:14 state:D stack:0 pid:3159 tgid:3159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.587499][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.587592][ T32] Call trace: [ 1324.587621][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.587673][ T32] r10:8291a684 r9:dfab1d84 r8:00000002 r7:60000113 r6:dfab1d8c r5:83a86000 [ 1324.587694][ T32] r4:83a86000 [ 1324.587713][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.587780][ T32] r5:83a86000 r4:8291a680 [ 1324.587804][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.587854][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.587924][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab1e08 [ 1324.587948][ T32] r4:00000000 [ 1324.587967][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.588002][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.588035][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.588073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857148c0 [ 1324.588146][ T32] r4:00000000 [ 1324.608825][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.608927][ T32] r9:83018205 r8:83a86000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1324.608952][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.609069][ T32] r5:00001000 r4:eb485000 [ 1324.609169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.609269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.609318][ T32] r5:8552e38c r4:8552e000 [ 1324.609341][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.609391][ T32] r7:ddde2d80 r6:83018200 r5:8552e38c r4:83cda380 [ 1324.609415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.609464][ T32] r10:61c88647 r9:83a86000 r8:83cda3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.609497][ T32] r4:83cda380 [ 1324.609522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.609575][ T32] r10:00000000 r9:83cda380 r8:80287e08 r7:dfa31e60 r6:83cda400 r5:83a86000 [ 1324.609675][ T32] r4:00000001 [ 1324.609772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.609814][ T32] Exception stack(0xdfab1fb0 to 0xdfab1ff8) [ 1324.609873][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.609905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.609977][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.610009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.610032][ T32] r4:84620e00 [ 1324.610455][ T32] INFO: task kworker/1:14:3159 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.610577][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.610709][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.610845][ T32] Call trace: [ 1324.610905][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.610995][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.611083][ T32] r4:00000000 [ 1324.611180][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.611222][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.611272][ T32] dd20: b3c01000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.611304][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.611329][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.611352][ T32] r5:80000113 r4:80239bb0 [ 1324.611413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.611459][ T32] r4:82ac21e4 [ 1324.611481][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.611666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.611697][ T32] r4:e058ddc0 [ 1324.611720][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.611763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.611863][ T32] r4:00000000 [ 1324.611886][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.611972][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.612058][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.612105][ T32] r5:00001000 r4:dfb45000 [ 1324.612125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.612189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.612364][ T32] r5:84be038c r4:84be0000 [ 1324.612393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.612449][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.612471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.612557][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.612642][ T32] r4:84bbbe80 [ 1324.612668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.612755][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.612779][ T32] r4:00000001 [ 1324.612798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.612864][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.612892][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.612945][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.612974][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.613030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.613054][ T32] r4:84ba8680 [ 1324.613075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.613115][ T32] INFO: task kworker/1:15:3162 blocked for more than 451 seconds. [ 1324.613226][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.613256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.613305][ T32] task:kworker/1:15 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.613510][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.613669][ T32] Call trace: [ 1324.613807][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.613896][ T32] r10:8291a684 r9:dfa5dd84 r8:00000002 r7:60000113 r6:dfa5dd8c r5:83a84800 [ 1324.614013][ T32] r4:83a84800 [ 1324.614047][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.614091][ T32] r5:83a84800 r4:8291a680 [ 1324.614110][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.614147][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.614188][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa5de08 [ 1324.614209][ T32] r4:00000000 [ 1324.614271][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.614309][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.614342][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.614468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85736980 [ 1324.614569][ T32] r4:00000000 [ 1324.614666][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.614716][ T32] r9:83018205 r8:83a84800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1324.614762][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.614806][ T32] r5:00001000 r4:eb1c3000 [ 1324.614825][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.614862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.614975][ T32] r5:8579178c r4:85791400 [ 1324.614998][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.615047][ T32] r7:ddde2d80 r6:83018200 r5:8579178c r4:83cda480 [ 1324.615097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.615189][ T32] r10:61c88647 r9:83a84800 r8:83cda4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.615276][ T32] r4:83cda480 [ 1324.615302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.615347][ T32] r10:00000000 r9:83cda480 r8:80287e08 r7:dfab1e60 r6:83cda500 r5:83a84800 [ 1324.615369][ T32] r4:00000001 [ 1324.615491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.615566][ T32] Exception stack(0xdfa5dfb0 to 0xdfa5dff8) [ 1324.615599][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.615626][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.615657][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.615767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.615792][ T32] r4:84620fc0 [ 1324.616047][ T32] INFO: task kworker/1:15:3162 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.616078][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.616182][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.616331][ T32] Call trace: [ 1324.616404][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.616459][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.616524][ T32] r4:00000000 [ 1324.616547][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.616586][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.616613][ T32] dd20: b3c01000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.616669][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.616700][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.616724][ T32] r5:80000113 r4:80239bb0 [ 1324.616743][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.616782][ T32] r4:82ac21e4 [ 1324.616831][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.616936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.617019][ T32] r4:e058ddc0 [ 1324.617041][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.617126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.617208][ T32] r4:00000000 [ 1324.617243][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.617292][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.617364][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.617441][ T32] r5:00001000 r4:dfb45000 [ 1324.617492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.617547][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.617630][ T32] r5:84be038c r4:84be0000 [ 1324.617656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.617761][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.617857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.617948][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.618044][ T32] r4:84bbbe80 [ 1324.618214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.640885][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.640940][ T32] r4:00000001 [ 1324.640980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.641038][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.641109][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.641143][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.641178][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.641293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.641389][ T32] r4:84ba8680 [ 1324.641422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.641453][ T32] INFO: task kworker/1:16:3164 blocked for more than 451 seconds. [ 1324.641518][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.641602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.641627][ T32] task:kworker/1:16 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.641753][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.641840][ T32] Call trace: [ 1324.642025][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.642112][ T32] r10:8291a684 r9:dfae1d84 r8:00000002 r7:60000113 r6:dfae1d8c r5:83a81800 [ 1324.642146][ T32] r4:83a81800 [ 1324.642335][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.642428][ T32] r5:83a81800 r4:8291a680 [ 1324.642454][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.642561][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.642668][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 [ 1324.642701][ T32] r4:00000000 [ 1324.642769][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.642809][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.642877][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.642921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479cd80 [ 1324.642983][ T32] r4:00000000 [ 1324.643080][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.643184][ T32] r9:83018205 r8:83a81800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1324.643269][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.643314][ T32] r5:00001000 r4:eab67000 [ 1324.643334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.643412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.643458][ T32] r5:8471e38c r4:8471e000 [ 1324.643484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.643620][ T32] r7:ddde2d80 r6:83018200 r5:8471e38c r4:83cda580 [ 1324.643659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.643751][ T32] r10:61c88647 r9:83a81800 r8:83cda5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.643776][ T32] r4:83cda580 [ 1324.643795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.643840][ T32] r10:00000000 r9:83cda580 r8:80287e08 r7:dfa5de60 r6:83cda600 r5:83a81800 [ 1324.643961][ T32] r4:00000001 [ 1324.644045][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.644142][ T32] Exception stack(0xdfae1fb0 to 0xdfae1ff8) [ 1324.644196][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.644226][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.644252][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.644281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.644308][ T32] r4:84a35040 [ 1324.644986][ T32] INFO: task kworker/1:16:3164 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.645063][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.645175][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.645271][ T32] Call trace: [ 1324.645342][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.645448][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.645497][ T32] r4:00000000 [ 1324.645582][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.645689][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.645773][ T32] dd20: b4153000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.645841][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.645891][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.645939][ T32] r5:80000113 r4:80239bb0 [ 1324.645980][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.646056][ T32] r4:82ac21e4 [ 1324.646105][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.646191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.646255][ T32] r4:e058ddc0 [ 1324.646303][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.646385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.646432][ T32] r4:00000000 [ 1324.646473][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.646561][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.646638][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.646735][ T32] r5:00001000 r4:dfb45000 [ 1324.646835][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.646916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.646999][ T32] r5:84be038c r4:84be0000 [ 1324.647057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.647175][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.647227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.647317][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.647360][ T32] r4:84bbbe80 [ 1324.647411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.647507][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.647587][ T32] r4:00000001 [ 1324.647629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.647713][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.647790][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.647852][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.647911][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.647971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.648019][ T32] r4:84ba8680 [ 1324.648086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.671620][ T32] INFO: task kworker/1:17:3165 blocked for more than 451 seconds. [ 1324.671727][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.671784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.671834][ T32] task:kworker/1:17 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.671967][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.672180][ T32] Call trace: [ 1324.672486][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.672609][ T32] r10:8291a684 r9:df98dd84 r8:00000002 r7:60000013 r6:df98dd8c r5:83a85400 [ 1324.672671][ T32] r4:83a85400 [ 1324.672720][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.672866][ T32] r5:83a85400 r4:8291a680 [ 1324.672922][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.673019][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.673111][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df98de08 [ 1324.673162][ T32] r4:00000000 [ 1324.673568][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.673667][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.673751][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.673842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dc780 [ 1324.673971][ T32] r4:00000000 [ 1324.674027][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.674128][ T32] r9:83018205 r8:83a85400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1324.674266][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.674570][ T32] r5:00001000 r4:eb2a1000 [ 1324.674635][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.674967][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.675208][ T32] r5:8552f38c r4:8552f000 [ 1324.675273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.675386][ T32] r7:ddde2d80 r6:83018200 r5:8552f38c r4:83cda680 [ 1324.675462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.675739][ T32] r10:61c88647 r9:83a85400 r8:83cda6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.676044][ T32] r4:83cda680 [ 1324.676105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.676213][ T32] r10:00000000 r9:83cda680 r8:80287e08 r7:dfae1e60 r6:83cda700 r5:83a85400 [ 1324.676266][ T32] r4:00000001 [ 1324.676336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.676432][ T32] Exception stack(0xdf98dfb0 to 0xdf98dff8) [ 1324.676532][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.676602][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.676676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.676755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.677204][ T32] r4:84a35040 [ 1324.677990][ T32] INFO: task kworker/1:17:3165 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.678073][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.693736][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.694039][ T32] Call trace: [ 1324.694122][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.694239][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.694533][ T32] r4:00000000 [ 1324.694608][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.694725][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.694825][ T32] dd20: b46e7000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.695023][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.695240][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.695459][ T32] r5:80000113 r4:80239bb0 [ 1324.695519][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.695697][ T32] r4:82ac21e4 [ 1324.695759][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.695903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.696116][ T32] r4:e058ddc0 [ 1324.696223][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.696323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.696509][ T32] r4:00000000 [ 1324.696568][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.696679][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.696760][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.696861][ T32] r5:00001000 r4:dfb45000 [ 1324.697118][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.697211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.697304][ T32] r5:84be038c r4:84be0000 [ 1324.697403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.697552][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.697670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.697777][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.697822][ T32] r4:84bbbe80 [ 1324.697974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.714433][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.714729][ T32] r4:00000001 [ 1324.714839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.714972][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.715114][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.715196][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.715263][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.715330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.715397][ T32] r4:84ba8680 [ 1324.715470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.715679][ T32] INFO: task kworker/1:18:3167 blocked for more than 451 seconds. [ 1324.715770][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.715886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.715995][ T32] task:kworker/1:18 state:D stack:0 pid:3167 tgid:3167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.716312][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.716528][ T32] Call trace: [ 1324.717029][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.717238][ T32] r10:8291a684 r9:dfaedd84 r8:00000002 r7:60000013 r6:dfaedd8c r5:844a0000 [ 1324.717444][ T32] r4:844a0000 [ 1324.717501][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.717605][ T32] r5:844a0000 r4:8291a680 [ 1324.717660][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.717948][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.718048][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaede08 [ 1324.727304][ T32] r4:00000000 [ 1324.727418][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.727531][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.727670][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.727769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cb240 [ 1324.727820][ T32] r4:00000000 [ 1324.727866][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.728015][ T32] r9:83018205 r8:844a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1324.728075][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.728803][ T32] r5:00001000 r4:e4869000 [ 1324.728872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.728979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.729070][ T32] r5:8471e78c r4:8471e400 [ 1324.729125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.729241][ T32] r7:ddde2d80 r6:83018200 r5:8471e78c r4:83cda780 [ 1324.729296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.729397][ T32] r10:61c88647 r9:844a0000 r8:83cda7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.729454][ T32] r4:83cda780 [ 1324.729525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.729659][ T32] r10:00000000 r9:83cda780 r8:80287e08 r7:dfae1e60 r6:83cda800 r5:844a0000 [ 1324.729728][ T32] r4:00000001 [ 1324.729788][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.729873][ T32] Exception stack(0xdfaedfb0 to 0xdfaedff8) [ 1324.729946][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.730012][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.730073][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.730148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.730205][ T32] r4:84a35200 [ 1324.730956][ T32] INFO: task kworker/1:18:3167 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.731035][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.731204][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.731307][ T32] Call trace: [ 1324.731379][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.731489][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.731581][ T32] r4:00000000 [ 1324.731645][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.731748][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.731817][ T32] dd20: b4924000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.731882][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.731950][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.732005][ T32] r5:80000113 r4:80239bb0 [ 1324.732072][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.732176][ T32] r4:82ac21e4 [ 1324.732236][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.732326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.732387][ T32] r4:e058ddc0 [ 1324.732435][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.732525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.732585][ T32] r4:00000000 [ 1324.732642][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.732746][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.732796][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.732887][ T32] r5:00001000 r4:dfb45000 [ 1324.732943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.733026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.733113][ T32] r5:84be038c r4:84be0000 [ 1324.733175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.733287][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.733336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.733436][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.733487][ T32] r4:84bbbe80 [ 1324.733533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.733631][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.733690][ T32] r4:00000001 [ 1324.733734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.733811][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.733869][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.733933][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.733994][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.734058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.734107][ T32] r4:84ba8680 [ 1324.734156][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.734256][ T32] INFO: task kworker/1:19:3169 blocked for more than 451 seconds. [ 1324.734334][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.734389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.734436][ T32] task:kworker/1:19 state:D stack:0 pid:3169 tgid:3169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.734555][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.734663][ T32] Call trace: [ 1324.734736][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.734865][ T32] r10:8291a684 r9:dfaf9d84 r8:00000002 r7:60000113 r6:dfaf9d8c r5:844a0c00 [ 1324.734927][ T32] r4:844a0c00 [ 1324.734977][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.735079][ T32] r5:844a0c00 r4:8291a680 [ 1324.735128][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.735221][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.735338][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 [ 1324.735394][ T32] r4:00000000 [ 1324.735442][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.735518][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.735637][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.735744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbd740 [ 1324.735795][ T32] r4:00000000 [ 1324.735843][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.735937][ T32] r9:83018205 r8:844a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f013000 [ 1324.735985][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.736075][ T32] r5:00001000 r4:dfabb000 [ 1324.736121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.736206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.736295][ T32] r5:858d0f8c r4:858d0c00 [ 1324.736345][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.736448][ T32] r7:ddde2d80 r6:83018200 r5:858d0f8c r4:83cda880 [ 1324.736496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.736595][ T32] r10:61c88647 r9:844a0c00 r8:83cda8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.736667][ T32] r4:83cda880 [ 1324.736718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.736816][ T32] r10:00000000 r9:83cda880 r8:80287e08 r7:dfaede60 r6:83cda900 r5:844a0c00 [ 1324.736882][ T32] r4:00000001 [ 1324.736936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.737026][ T32] Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) [ 1324.737085][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.737171][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.737238][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.737304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.737382][ T32] r4:84a35340 [ 1324.737897][ T32] INFO: task kworker/1:19:3169 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.737969][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.738087][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.772826][ T32] Call trace: [ 1324.773023][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.773186][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.773241][ T32] r4:00000000 [ 1324.773303][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.773431][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.773555][ T32] dd20: b4d59000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.773630][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.773697][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.773776][ T32] r5:80000113 r4:80239bb0 [ 1324.773830][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.773926][ T32] r4:82ac21e4 [ 1324.773977][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.774151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.774209][ T32] r4:e058ddc0 [ 1324.774256][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.774349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.774401][ T32] r4:00000000 [ 1324.774450][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.774547][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.774608][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.774715][ T32] r5:00001000 r4:dfb45000 [ 1324.774761][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.774924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.775025][ T32] r5:84be038c r4:84be0000 [ 1324.775080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.775177][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.775231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.775334][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.775387][ T32] r4:84bbbe80 [ 1324.775657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.775774][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.775824][ T32] r4:00000001 [ 1324.775868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.775945][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.776006][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.776072][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.776155][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.776227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.776277][ T32] r4:84ba8680 [ 1324.776330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.776391][ T32] INFO: task kworker/1:20:3170 blocked for more than 451 seconds. [ 1324.776467][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.776523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.776591][ T32] task:kworker/1:20 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.776716][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.776812][ T32] Call trace: [ 1324.776885][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.776985][ T32] r10:8291a684 r9:dfb11d84 r8:00000002 r7:60000113 r6:dfb11d8c r5:844a6000 [ 1324.777035][ T32] r4:844a6000 [ 1324.777081][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.777171][ T32] r5:844a6000 r4:8291a680 [ 1324.777215][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.777298][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.777417][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb11e08 [ 1324.777468][ T32] r4:00000000 [ 1324.777512][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.777592][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.777678][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.777768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a35c00 [ 1324.777819][ T32] r4:00000000 [ 1324.777865][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.777956][ T32] r9:83018205 r8:844a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1324.778003][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.778091][ T32] r5:00001000 r4:eb7f1000 [ 1324.799825][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.800073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.800184][ T32] r5:85956b8c r4:85956800 [ 1324.800352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.800463][ T32] r7:ddde2d80 r6:83018200 r5:85956b8c r4:83cda980 [ 1324.800666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.800771][ T32] r10:61c88647 r9:844a6000 r8:83cda9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.800822][ T32] r4:83cda980 [ 1324.800971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.801161][ T32] r10:00000000 r9:83cda980 r8:80287e08 r7:dfaf9e60 r6:83cdaa00 r5:844a6000 [ 1324.801261][ T32] r4:00000001 [ 1324.801356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.801541][ T32] Exception stack(0xdfb11fb0 to 0xdfb11ff8) [ 1324.801642][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.801709][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.801815][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.802105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.802158][ T32] r4:84a35340 [ 1324.802936][ T32] INFO: task kworker/1:20:3170 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.803044][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.803427][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.803632][ T32] Call trace: [ 1324.803779][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.803909][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.804089][ T32] r4:00000000 [ 1324.804189][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.804294][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.804358][ T32] dd20: b51c7000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.804430][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.804644][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.804744][ T32] r5:80000113 r4:80239bb0 [ 1324.804795][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.805033][ T32] r4:82ac21e4 [ 1324.805138][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.805230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.805277][ T32] r4:e058ddc0 [ 1324.805417][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.805511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.805589][ T32] r4:00000000 [ 1324.805695][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.805881][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.805936][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.806024][ T32] r5:00001000 r4:dfb45000 [ 1324.806137][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.806222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.806310][ T32] r5:84be038c r4:84be0000 [ 1324.806388][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.806589][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.806770][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.806874][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.806921][ T32] r4:84bbbe80 [ 1324.806962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.807055][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.807104][ T32] r4:00000001 [ 1324.807167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.807246][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.807358][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.807433][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.807570][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.807644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.807872][ T32] r4:84ba8680 [ 1324.807927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.808190][ T32] INFO: task kworker/1:21:3172 blocked for more than 451 seconds. [ 1324.823837][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.823996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.824053][ T32] task:kworker/1:21 state:D stack:0 pid:3172 tgid:3172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.824193][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.824339][ T32] Call trace: [ 1324.824450][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.824566][ T32] r10:8291a684 r9:dfb1dd84 r8:00000002 r7:60000113 r6:dfb1dd8c r5:83236000 [ 1324.824652][ T32] r4:83236000 [ 1324.824705][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.824796][ T32] r5:83236000 r4:8291a680 [ 1324.824844][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.824933][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.825026][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb1de08 [ 1324.825077][ T32] r4:00000000 [ 1324.825121][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.825195][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.825292][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.825382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c97c0 [ 1324.825638][ T32] r4:00000000 [ 1324.825900][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.826013][ T32] r9:83018205 r8:83236000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1324.826062][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.826149][ T32] r5:00001000 r4:eb115000 [ 1324.826197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.826283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.826387][ T32] r5:8595678c r4:85956400 [ 1324.826479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.826580][ T32] r7:ddde2d80 r6:83018200 r5:8595678c r4:83cdaa80 [ 1324.826686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.826791][ T32] r10:61c88647 r9:83236000 r8:83cdaaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.826890][ T32] r4:83cdaa80 [ 1324.826997][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.827101][ T32] r10:00000000 r9:83cdaa80 r8:80287e08 r7:dfb11e60 r6:83cdab00 r5:83236000 [ 1324.827557][ T32] r4:00000001 [ 1324.827652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.827742][ T32] Exception stack(0xdfb1dfb0 to 0xdfb1dff8) [ 1324.827855][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.827955][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.828015][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.828145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.842380][ T32] r4:84a35440 [ 1324.843205][ T32] INFO: task kworker/1:21:3172 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.843285][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.843444][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.843597][ T32] Call trace: [ 1324.843738][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.843921][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.843976][ T32] r4:00000000 [ 1324.844026][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.844119][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.844407][ T32] dd20: b530f000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.844479][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.844535][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.844590][ T32] r5:80000113 r4:80239bb0 [ 1324.844653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.844865][ T32] r4:82ac21e4 [ 1324.844953][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.845295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.845351][ T32] r4:e058ddc0 [ 1324.845493][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.845661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.845718][ T32] r4:00000000 [ 1324.845875][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.845980][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.846117][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.846214][ T32] r5:00001000 r4:dfb45000 [ 1324.846377][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.846551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.846647][ T32] r5:84be038c r4:84be0000 [ 1324.846695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.846807][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.846860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.846970][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.847023][ T32] r4:84bbbe80 [ 1324.847267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.847411][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.847512][ T32] r4:00000001 [ 1324.847652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.847737][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.847848][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.848012][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.848079][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.879284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.879430][ T32] r4:84ba8680 [ 1324.879519][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.879629][ T32] INFO: task kworker/0:14:3175 blocked for more than 451 seconds. [ 1324.879702][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.879799][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.879856][ T32] task:kworker/0:14 state:D stack:0 pid:3175 tgid:3175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.879977][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.880138][ T32] Call trace: [ 1324.880215][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.880333][ T32] r10:8291a684 r9:dfb31d84 r8:00000002 r7:60000013 r6:dfb31d8c r5:83b41800 [ 1324.880409][ T32] r4:83b41800 [ 1324.880501][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.880599][ T32] r5:83b41800 r4:8291a680 [ 1324.880645][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.880759][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.880852][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 [ 1324.880902][ T32] r4:00000000 [ 1324.880944][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.881016][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.881098][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.881184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8e540 [ 1324.881232][ T32] r4:00000000 [ 1324.881275][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.881369][ T32] r9:83018005 r8:83b41800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1324.881420][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.881507][ T32] r5:00001000 r4:ec8fb000 [ 1324.881556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.881657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.881752][ T32] r5:85a5978c r4:85a59400 [ 1324.881796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.881888][ T32] r7:dddced80 r6:83018000 r5:85a5978c r4:84a2c480 [ 1324.881955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.882118][ T32] r10:61c88647 r9:83b41800 r8:84a2c4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.882208][ T32] r4:84a2c480 [ 1324.882255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.882354][ T32] r10:00000000 r9:84a2c480 r8:80287e08 r7:dfa8de60 r6:83cdab80 r5:83b41800 [ 1324.882489][ T32] r4:00000001 [ 1324.882606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.882704][ T32] Exception stack(0xdfb31fb0 to 0xdfb31ff8) [ 1324.882767][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.882831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.882983][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.883088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.883143][ T32] r4:8478fe80 [ 1324.883898][ T32] INFO: task kworker/0:14:3175 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.883967][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.884078][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.884195][ T32] Call trace: [ 1324.884358][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.884491][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.884579][ T32] r4:00000000 [ 1324.884666][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.884776][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.884841][ T32] dd20: b5720000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.884903][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.884957][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.885008][ T32] r5:80000113 r4:80239bb0 [ 1324.885053][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.885198][ T32] r4:82ac21e4 [ 1324.885305][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.885408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.885459][ T32] r4:e058ddc0 [ 1324.885502][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.885586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.885633][ T32] r4:00000000 [ 1324.885710][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.885808][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.885855][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.885955][ T32] r5:00001000 r4:dfb45000 [ 1324.886006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.886090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.886172][ T32] r5:84be038c r4:84be0000 [ 1324.886215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.886310][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.886358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.886474][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.886521][ T32] r4:84bbbe80 [ 1324.886562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.886697][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.886753][ T32] r4:00000001 [ 1324.886796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.886873][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.886945][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.887009][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.887215][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.887283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.887330][ T32] r4:84ba8680 [ 1324.887375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.887464][ T32] INFO: task kworker/1:22:3178 blocked for more than 451 seconds. [ 1324.887529][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.887638][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.887687][ T32] task:kworker/1:22 state:D stack:0 pid:3178 tgid:3178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.887798][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.887887][ T32] Call trace: [ 1324.887988][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.888170][ T32] r10:8291a684 r9:dfb2dd84 r8:00000002 r7:60000113 r6:dfb2dd8c r5:83b46000 [ 1324.905947][ T32] r4:83b46000 [ 1324.906026][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.906157][ T32] r5:83b46000 r4:8291a680 [ 1324.906203][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.906285][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.906375][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb2de08 [ 1324.906433][ T32] r4:00000000 [ 1324.906591][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.906677][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.906763][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.906885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84807d00 [ 1324.906938][ T32] r4:00000000 [ 1324.906984][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.907083][ T32] r9:83018205 r8:83b46000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.907131][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.907223][ T32] r5:00001000 r4:dfd5b000 [ 1324.907350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.907452][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.907567][ T32] r5:85956f8c r4:85956c00 [ 1324.907618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.907726][ T32] r7:ddde2d80 r6:83018200 r5:85956f8c r4:83cdac00 [ 1324.907781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.907882][ T32] r10:61c88647 r9:83b46000 r8:83cdac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.907933][ T32] r4:83cdac00 [ 1324.907978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.908140][ T32] r10:00000000 r9:83cdac00 r8:80287e08 r7:dfb11e60 r6:83cdac80 r5:83b46000 [ 1324.918526][ T32] r4:00000001 [ 1324.918593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.918655][ T32] Exception stack(0xdfb2dfb0 to 0xdfb2dff8) [ 1324.918690][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.918817][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.918892][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.918927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.918952][ T32] r4:84a35b40 [ 1324.919365][ T32] INFO: task kworker/1:22:3178 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.919400][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.919663][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.919719][ T32] Call trace: [ 1324.919775][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.919831][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.919877][ T32] r4:00000000 [ 1324.919901][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.919983][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.920042][ T32] dd20: b5bdd000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.920161][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.920202][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.920226][ T32] r5:80000113 r4:80239bb0 [ 1324.920246][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.920290][ T32] r4:82ac21e4 [ 1324.920324][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.920368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.920410][ T32] r4:e058ddc0 [ 1324.920458][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.920570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.920626][ T32] r4:00000000 [ 1324.920710][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.920769][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.920820][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.921016][ T32] r5:00001000 r4:dfb45000 [ 1324.921050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.921095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.921138][ T32] r5:84be038c r4:84be0000 [ 1324.921231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.921330][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.921357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.921463][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.921517][ T32] r4:84bbbe80 [ 1324.921541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.921588][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.921644][ T32] r4:00000001 [ 1324.921712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.921751][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.921815][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.921846][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.921911][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.921966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.922005][ T32] r4:84ba8680 [ 1324.922104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.922136][ T32] INFO: task kworker/1:23:3180 blocked for more than 451 seconds. [ 1324.922171][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.922220][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.922245][ T32] task:kworker/1:23 state:D stack:0 pid:3180 tgid:3180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.922292][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.922514][ T32] Call trace: [ 1324.922647][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.922702][ T32] r10:8291a684 r9:dfb21d84 r8:00000002 r7:60000013 r6:dfb21d8c r5:83b43c00 [ 1324.922778][ T32] r4:83b43c00 [ 1324.922801][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.922870][ T32] r5:83b43c00 r4:8291a680 [ 1324.922951][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.923049][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.923105][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb21e08 [ 1324.923157][ T32] r4:00000000 [ 1324.923199][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.923245][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.923278][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.923317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b15dc0 [ 1324.923364][ T32] r4:00000000 [ 1324.923388][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.923444][ T32] r9:83018205 r8:83b43c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.923526][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.923614][ T32] r5:00001000 r4:e0451000 [ 1324.923636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.923675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.923716][ T32] r5:85adc78c r4:85adc400 [ 1324.923812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.923876][ T32] r7:ddde2d80 r6:83018200 r5:85adc78c r4:83cdad00 [ 1324.923899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.923945][ T32] r10:61c88647 r9:83b43c00 r8:83cdad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.923966][ T32] r4:83cdad00 [ 1324.924012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.924059][ T32] r10:00000000 r9:83cdad00 r8:80287e08 r7:dfb2de60 r6:83cdad80 r5:83b43c00 [ 1324.924081][ T32] r4:00000001 [ 1324.924099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.924210][ T32] Exception stack(0xdfb21fb0 to 0xdfb21ff8) [ 1324.924239][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.924267][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.924532][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.924617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.924646][ T32] r4:84a35bc0 [ 1324.924916][ T32] INFO: task kworker/1:23:3180 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.925005][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.925119][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.925464][ T32] Call trace: [ 1324.925706][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.925762][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.925785][ T32] r4:00000000 [ 1324.925805][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.925844][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.925872][ T32] dd20: b5bdd000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.925900][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.925923][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.925988][ T32] r5:80000113 r4:80239bb0 [ 1324.926014][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.926055][ T32] r4:82ac21e4 [ 1324.926076][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.926118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.926141][ T32] r4:e058ddc0 [ 1324.926160][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.926201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.926222][ T32] r4:00000000 [ 1324.926281][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.926328][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.926520][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.926570][ T32] r5:00001000 r4:dfb45000 [ 1324.926590][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.926628][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.926669][ T32] r5:84be038c r4:84be0000 [ 1324.926688][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.926734][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.926755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.926830][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.926855][ T32] r4:84bbbe80 [ 1324.926874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.926919][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.926941][ T32] r4:00000001 [ 1324.926959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.926992][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.927016][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.927044][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.927215][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.927247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.927269][ T32] r4:84ba8680 [ 1324.927290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.927314][ T32] INFO: task kworker/1:24:3181 blocked for more than 451 seconds. [ 1324.927342][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.927399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.927429][ T32] task:kworker/1:24 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.927472][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.927520][ T32] Call trace: [ 1324.927632][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.927696][ T32] r10:8291a684 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:83b40000 [ 1324.927720][ T32] r4:83b40000 [ 1324.927745][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.927795][ T32] r5:83b40000 r4:8291a680 [ 1324.927865][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.927912][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.927958][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 [ 1324.927980][ T32] r4:00000000 [ 1324.927998][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.928045][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.928108][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.952639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7cb00 [ 1324.952691][ T32] r4:00000000 [ 1324.952715][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.952784][ T32] r9:83018205 r8:83b40000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1324.952806][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.952851][ T32] r5:00001000 r4:ecebb000 [ 1324.952870][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.952909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.952951][ T32] r5:85957b8c r4:85957800 [ 1324.952970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.953017][ T32] r7:ddde2d80 r6:83018200 r5:85957b8c r4:83cdae00 [ 1324.953126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.953225][ T32] r10:61c88647 r9:83b40000 r8:83cdae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.953255][ T32] r4:83cdae00 [ 1324.953275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.953323][ T32] r10:00000000 r9:83cdae00 r8:80287e08 r7:dfb21e60 r6:83cdae80 r5:83b40000 [ 1324.953345][ T32] r4:00000001 [ 1324.953365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.953446][ T32] Exception stack(0xdfb4dfb0 to 0xdfb4dff8) [ 1324.953487][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.953516][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.953542][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.953572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.953594][ T32] r4:84a35bc0 [ 1324.954021][ T32] INFO: task kworker/1:24:3181 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.954058][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.954129][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.954286][ T32] Call trace: [ 1324.954389][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.954655][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.954701][ T32] r4:00000000 [ 1324.954723][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.954765][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.954793][ T32] dd20: b5f9a000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.954821][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.954846][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.954872][ T32] r5:80000113 r4:80239bb0 [ 1324.954894][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.954934][ T32] r4:82ac21e4 [ 1324.954954][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.954996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.955018][ T32] r4:e058ddc0 [ 1324.955081][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.955127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.955150][ T32] r4:00000000 [ 1324.955245][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.955296][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.955319][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.955361][ T32] r5:00001000 r4:dfb45000 [ 1324.955381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.955427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.955469][ T32] r5:84be038c r4:84be0000 [ 1324.955488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.955585][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.955621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.955676][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.955798][ T32] r4:84bbbe80 [ 1324.955820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.956001][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.956028][ T32] r4:00000001 [ 1324.956048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.956083][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.956108][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.956135][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.956202][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.956310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.956335][ T32] r4:84ba8680 [ 1324.956356][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.956386][ T32] INFO: task kworker/1:25:3185 blocked for more than 451 seconds. [ 1324.956516][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.956622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.956649][ T32] task:kworker/1:25 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.956764][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.956808][ T32] Call trace: [ 1324.956862][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.956909][ T32] r10:8291a684 r9:dfb59d84 r8:00000002 r7:60000113 r6:dfb59d8c r5:83252400 [ 1324.956931][ T32] r4:83252400 [ 1324.956950][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.956991][ T32] r5:83252400 r4:8291a680 [ 1324.957011][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.957136][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.957225][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb59e08 [ 1324.957250][ T32] r4:00000000 [ 1324.957474][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.957526][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.957561][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.957602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e9cc0 [ 1324.957623][ T32] r4:00000000 [ 1324.957644][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.957729][ T32] r9:83018205 r8:83252400 r7:00000000 r6:83018200 r5:00001000 r4:7f18f000 [ 1324.957754][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.957921][ T32] r5:00001000 r4:ed441000 [ 1324.957943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.957983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.958023][ T32] r5:85d96b8c r4:85d96800 [ 1324.958044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.958098][ T32] r7:ddde2d80 r6:83018200 r5:85d96b8c r4:83cdaf00 [ 1324.975332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.975483][ T32] r10:61c88647 r9:83252400 r8:83cdaf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.975509][ T32] r4:83cdaf00 [ 1324.975570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.975639][ T32] r10:00000000 r9:83cdaf00 r8:80287e08 r7:dfb21e60 r6:83cdaf80 r5:83252400 [ 1324.975667][ T32] r4:00000001 [ 1324.975889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.975949][ T32] Exception stack(0xdfb59fb0 to 0xdfb59ff8) [ 1324.975981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.976011][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.976037][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.976065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.976087][ T32] r4:84a44140 [ 1324.976511][ T32] INFO: task kworker/1:25:3185 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.976547][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.976616][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.976671][ T32] Call trace: [ 1324.976703][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.976755][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.976779][ T32] r4:00000000 [ 1324.976955][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.976999][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.977027][ T32] dd20: b6354000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.977055][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.977079][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.977102][ T32] r5:80000113 r4:80239bb0 [ 1324.977121][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.977163][ T32] r4:82ac21e4 [ 1324.977182][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.977223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.977260][ T32] r4:e058ddc0 [ 1324.977287][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.977380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.977433][ T32] r4:00000000 [ 1324.977457][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.977503][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.977525][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.977567][ T32] r5:00001000 r4:dfb45000 [ 1324.977587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.977645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.977745][ T32] r5:84be038c r4:84be0000 [ 1324.977769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.977848][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.977949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.978001][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.978024][ T32] r4:84bbbe80 [ 1324.978061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.990227][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.990298][ T32] r4:00000001 [ 1324.990324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.990379][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.990481][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.990517][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.990545][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.990592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.990618][ T32] r4:84ba8680 [ 1324.990643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.990682][ T32] INFO: task kworker/0:15:3186 blocked for more than 451 seconds. [ 1324.990717][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.990741][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.990762][ T32] task:kworker/0:15 state:D stack:0 pid:3186 tgid:3186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.990817][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.990864][ T32] Call trace: [ 1324.990894][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.990944][ T32] r10:8291a684 r9:dfb71d84 r8:00000002 r7:60000113 r6:dfb71d8c r5:83a9d400 [ 1324.990966][ T32] r4:83a9d400 [ 1324.990985][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.991058][ T32] r5:83a9d400 r4:8291a680 [ 1324.991167][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.991266][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.991313][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb71e08 [ 1324.991335][ T32] r4:00000000 [ 1324.991373][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.991417][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.991455][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.991594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8e800 [ 1324.991703][ T32] r4:00000000 [ 1324.991800][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.991860][ T32] r9:83018005 r8:83a9d400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1324.991883][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.991925][ T32] r5:00001000 r4:ec94b000 [ 1324.991958][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.992037][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.992082][ T32] r5:85a59f8c r4:85a59c00 [ 1324.992101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.992147][ T32] r7:dddced80 r6:83018000 r5:85a59f8c r4:84a2c500 [ 1324.992167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.992245][ T32] r10:61c88647 r9:83a9d400 r8:84a2c52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.992287][ T32] r4:84a2c500 [ 1324.992307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.992353][ T32] r10:00000000 r9:84a2c500 r8:80287e08 r7:dfb31e60 r6:84a2c580 r5:83a9d400 [ 1324.992377][ T32] r4:00000001 [ 1324.992423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.992463][ T32] Exception stack(0xdfb71fb0 to 0xdfb71ff8) [ 1324.992489][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.992517][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.992542][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.992629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.992656][ T32] r4:8478fa80 [ 1324.993105][ T32] INFO: task kworker/0:15:3186 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.993141][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.993197][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.993241][ T32] Call trace: [ 1324.993271][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.993321][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.993343][ T32] r4:00000000 [ 1324.993388][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.993443][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.993470][ T32] dd20: b66dd000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.993498][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.993523][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.993545][ T32] r5:80000113 r4:80239bb0 [ 1324.993564][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.993603][ T32] r4:82ac21e4 [ 1324.993623][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.993665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.993687][ T32] r4:e058ddc0 [ 1324.993706][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.993746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.993767][ T32] r4:00000000 [ 1324.993785][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.993828][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.993849][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.993918][ T32] r5:00001000 r4:dfb45000 [ 1324.993943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.993983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.994026][ T32] r5:84be038c r4:84be0000 [ 1324.994045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.994091][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.994111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.994184][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.994209][ T32] r4:84bbbe80 [ 1324.994228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.994274][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.994296][ T32] r4:00000001 [ 1324.994338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.994376][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1324.994415][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.994450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.994479][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.994534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.994561][ T32] r4:84ba8680 [ 1324.994582][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.994606][ T32] INFO: task kworker/1:26:3187 blocked for more than 451 seconds. [ 1324.994636][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.994686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.994712][ T32] task:kworker/1:26 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.994757][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.994799][ T32] Call trace: [ 1324.994854][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.994929][ T32] r10:8291a684 r9:dfb79d84 r8:00000002 r7:60000113 r6:dfb79d8c r5:83a9e000 [ 1324.994955][ T32] r4:83a9e000 [ 1324.994974][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.995016][ T32] r5:83a9e000 r4:8291a680 [ 1324.995035][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.995073][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.995117][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb79e08 [ 1324.995183][ T32] r4:00000000 [ 1324.995286][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.995379][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.995448][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.995521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85591540 [ 1324.995573][ T32] r4:00000000 [ 1324.995597][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.995644][ T32] r9:83018205 r8:83a9e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 [ 1324.995692][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.995738][ T32] r5:00001000 r4:ed61b000 [ 1324.995758][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.995798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.995864][ T32] r5:85d04f8c r4:85d04c00 [ 1324.995887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.995933][ T32] r7:ddde2d80 r6:83018200 r5:85d04f8c r4:83cc8a00 [ 1324.995954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.996001][ T32] r10:61c88647 r9:83a9e000 r8:83cc8a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.996108][ T32] r4:83cc8a00 [ 1324.996134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.996181][ T32] r10:00000000 r9:83cc8a00 r8:80287e08 r7:dfb59e60 r6:84a2c600 r5:83a9e000 [ 1324.996203][ T32] r4:00000001 [ 1324.996221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.996278][ T32] Exception stack(0xdfb79fb0 to 0xdfb79ff8) [ 1324.996307][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.996337][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.996362][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.996425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.996479][ T32] r4:84a44440 [ 1324.996749][ T32] INFO: task kworker/1:26:3187 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1324.996783][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.996836][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.996912][ T32] Call trace: [ 1324.996942][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.996992][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1324.997015][ T32] r4:00000000 [ 1324.997034][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.997073][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1324.997099][ T32] dd20: b66dd000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1324.997127][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1324.997178][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.997231][ T32] r5:80000113 r4:80239bb0 [ 1324.997256][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.997296][ T32] r4:82ac21e4 [ 1324.997373][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.997426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1324.997449][ T32] r4:e058ddc0 [ 1324.997469][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.997509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1324.997530][ T32] r4:00000000 [ 1324.997549][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.997593][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.997640][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.997685][ T32] r5:00001000 r4:dfb45000 [ 1324.997704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.997742][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.997784][ T32] r5:84be038c r4:84be0000 [ 1324.997802][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.997849][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1324.997869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.997915][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.997936][ T32] r4:84bbbe80 [ 1324.997954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.998023][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1324.998050][ T32] r4:00000001 [ 1324.998069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.021200][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.021262][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.021293][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.021320][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.021353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.021376][ T32] r4:84ba8680 [ 1325.021403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.021445][ T32] INFO: task kworker/0:16:3190 blocked for more than 451 seconds. [ 1325.021481][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.021506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.021528][ T32] task:kworker/0:16 state:D stack:0 pid:3190 tgid:3190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.021586][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.021648][ T32] Call trace: [ 1325.021681][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.021736][ T32] r10:8291a684 r9:dfb65d84 r8:00000002 r7:60000113 r6:dfb65d8c r5:83a98000 [ 1325.021758][ T32] r4:83a98000 [ 1325.021777][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.021819][ T32] r5:83a98000 r4:8291a680 [ 1325.021839][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.021876][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.021939][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb65e08 [ 1325.021994][ T32] r4:00000000 [ 1325.022036][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.022075][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.022115][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1325.022177][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1325.022904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1325.023275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1325.024415][ T32] r4:e058ddc0 ** 9 printk messages dropped ** [ 1325.024782][ T32] r5:84be038c r4:84be0000 ** 1 printk messages dropped ** [ 1325.024934][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 7 printk messages dropped ** [ 1325.025324][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 10 printk messages dropped ** [ 1325.025716][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.026004][ T32] r5:83a99800 r4:8291a680 [ 1325.026023][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.026124][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.026174][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 [ 1325.026197][ T32] r4:00000000 [ 1325.026268][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.026306][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.026339][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.026415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8ec40 [ 1325.026441][ T32] r4:00000000 [ 1325.026462][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.026506][ T32] r9:83018005 r8:83a99800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1325.026527][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.026567][ T32] r5:00001000 r4:ecb27000 [ 1325.026601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.026701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.026749][ T32] r5:85a5af8c r4:85a5ac00 [ 1325.026770][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.026817][ T32] r7:dddced80 r6:83018000 r5:85a5af8c r4:84a2c780 [ 1325.026902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.026954][ T32] r10:61c88647 r9:83a99800 r8:84a2c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.026976][ T32] r4:84a2c780 [ 1325.026995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.027040][ T32] r10:00000000 r9:84a2c780 r8:80287e08 r7:dfb65e60 r6:84a2c800 r5:83a99800 [ 1325.027061][ T32] r4:00000001 [ 1325.027094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.027133][ T32] Exception stack(0xdfb7dfb0 to 0xdfb7dff8) [ 1325.027159][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.027187][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.027213][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.027373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.027416][ T32] r4:844de140 [ 1325.027730][ T32] INFO: task kworker/0:17:3192 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.027771][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.027826][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.027872][ T32] Call trace: [ 1325.027960][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.028016][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.028039][ T32] r4:00000000 [ 1325.028058][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.039703][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.039808][ T32] dd20: b6ccf000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.039845][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.039891][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.039924][ T32] r5:80000113 r4:80239bb0 [ 1325.039948][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.040009][ T32] r4:82ac21e4 [ 1325.040029][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.040091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.040118][ T32] r4:e058ddc0 [ 1325.040138][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.040179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.040231][ T32] r4:00000000 [ 1325.040255][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.040304][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.040358][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.040409][ T32] r5:00001000 r4:dfb45000 [ 1325.040473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.040517][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.040561][ T32] r5:84be038c r4:84be0000 [ 1325.040581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.040627][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1325.040648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.040701][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.040723][ T32] r4:84bbbe80 [ 1325.040741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1325.040862][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 9 printk messages dropped ** [ 1325.041165][ T32] task:kworker/0:18 state:D stack:0 pid:3193 tgid:3193 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.041686][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb05e08 [ 1325.041709][ T32] r4:00000000 [ 1325.041728][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.041762][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.041795][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.041834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8ea00 [ 1325.041855][ T32] r4:00000000 [ 1325.041886][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.042001][ T32] r9:83018005 r8:83a9a400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1325.042051][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.042097][ T32] r5:00001000 r4:ec99f000 [ 1325.042193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.042239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.042281][ T32] r5:85a5a78c r4:85a5a400 [ 1325.042302][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.042511][ T32] r10:00000000 r9:84a2c880 r8:80287e08 r7:dfb7de60 r6:84a2c900 r5:83a9a400 ** 6 printk messages dropped ** [ 1325.042748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1325.043823][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 ** 13 printk messages dropped ** [ 1325.044318][ T32] r5:00001000 r4:dfb45000 ** 8 printk messages dropped ** [ 1325.044756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 16 printk messages dropped ** [ 1325.045408][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 11 printk messages dropped ** [ 1325.045875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8eb40 ** 8 printk messages dropped ** [ 1325.046519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1325.047260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1325.069718][ T32] dd20: b720b000 dfadb000 00000001 80239b98 7f2f7000 00000001 ** 10 printk messages dropped ** [ 1325.070127][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1325.070479][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 11 printk messages dropped ** [ 1325.070931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1325.071520][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.071628][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.071681][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb99e08 [ 1325.071705][ T32] r4:00000000 [ 1325.071724][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.071758][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.071833][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.071879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8ef40 [ 1325.071901][ T32] r4:00000000 [ 1325.071920][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.072027][ T32] r9:83018005 r8:833dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1325.072059][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.072103][ T32] r5:00001000 r4:ecb6b000 [ 1325.072122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.072230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.072281][ T32] r5:85a5bb8c r4:85a5b800 [ 1325.072303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.072350][ T32] r7:dddced80 r6:83018000 r5:85a5bb8c r4:84a2ca80 [ 1325.072370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.072418][ T32] r10:61c88647 r9:833dbc00 r8:84a2caac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.072440][ T32] r4:84a2ca80 [ 1325.072458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.072501][ T32] r10:00000000 r9:84a2ca80 r8:80287e08 r7:dfb7de60 r6:84a2cb00 r5:833dbc00 [ 1325.072521][ T32] r4:00000001 [ 1325.072539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.072574][ T32] Exception stack(0xdfb99fb0 to 0xdfb99ff8) [ 1325.072626][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.072662][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.072715][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.072747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.072770][ T32] r4:844de540 [ 1325.073180][ T32] INFO: task kworker/0:20:3199 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.073212][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.073298][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.073403][ T32] Call trace: [ 1325.073437][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.073524][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.073577][ T32] r4:00000000 [ 1325.073599][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.073639][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.073699][ T32] dd20: b720b000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.073756][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.073785][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1325.073867][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1325.074235][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1325.074647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1325.074929][ T32] task:kworker/0:21 state:D stack:0 pid:3200 tgid:3200 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.075376][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.075813][ T32] r5:85a5b38c r4:85a5b000 [ 1325.075834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.076057][ T32] r10:00000000 r9:84a2cb80 r8:80287e08 r7:dfb99e60 r6:84a2cc00 r5:83b3a400 ** 8 printk messages dropped ** [ 1325.076565][ T32] INFO: task kworker/0:21:3200 is blocked on a mutex likely owned by task kworker/1:201:3654. ** 10 printk messages dropped ** [ 1325.077088][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1325.077227][ T32] r4:82ac21e4 [ 1325.077276][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.077347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.077371][ T32] r4:e058ddc0 [ 1325.077433][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.077481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.077504][ T32] r4:00000000 [ 1325.077523][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.077567][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.077587][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.077627][ T32] r5:00001000 r4:dfb45000 [ 1325.077646][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.077690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.077731][ T32] r5:84be038c r4:84be0000 [ 1325.077750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.077798][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1325.077843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.077893][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.077915][ T32] r4:84bbbe80 [ 1325.077934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.077978][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1325.077999][ T32] r4:00000001 [ 1325.078018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.078093][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.078186][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.104229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.104277][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.104311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.104336][ T32] r4:84ba8680 [ 1325.104361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.104402][ T32] INFO: task kworker/1:27:3202 blocked for more than 451 seconds. [ 1325.104438][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.104462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.104484][ T32] task:kworker/1:27 state:D stack:0 pid:3202 tgid:3202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.104573][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.104641][ T32] Call trace: [ 1325.104682][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.104739][ T32] r10:8291a684 r9:dfbb1d84 r8:00000002 r7:60000113 r6:dfbb1d8c r5:83b3c800 [ 1325.104762][ T32] r4:83b3c800 [ 1325.104809][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.104858][ T32] r5:83b3c800 r4:8291a680 [ 1325.104880][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.104920][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.104962][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb1e08 [ 1325.104984][ T32] r4:00000000 [ 1325.105003][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1325.105252][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.105403][ T32] r5:85d9678c r4:85d96400 ** 2 printk messages dropped ** [ 1325.105527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.105871][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.106645][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 8 printk messages dropped ** [ 1325.106888][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.107063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 9 printk messages dropped ** [ 1325.107459][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 7 printk messages dropped ** [ 1325.107766][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 6 printk messages dropped ** [ 1325.107996][ T32] INFO: task kworker/0:22:3204 blocked for more than 451 seconds. ** 11 printk messages dropped ** [ 1325.118899][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.119272][ T32] r9:83018005 r8:83b3bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 4 printk messages dropped ** [ 1325.119431][ T32] r5:85a5b78c r4:85a5b400 ** 4 printk messages dropped ** [ 1325.119605][ T32] r4:84a2cd00 ** 6 printk messages dropped ** [ 1325.119852][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.120676][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.121081][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1325.121463][ T32] r5:00001000 r4:dfb45000 ** 11 printk messages dropped ** [ 1325.121917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1325.122422][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.122687][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.122726][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.122767][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc5e08 [ 1325.122794][ T32] r4:00000000 [ 1325.122870][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.122914][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.122950][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.122990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b1d280 [ 1325.123012][ T32] r4:00000000 [ 1325.123031][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.123078][ T32] r9:83018005 r8:83aa9800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1325.123099][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.123144][ T32] r5:00001000 r4:ecb91000 [ 1325.123163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.123201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.123269][ T32] r5:85b5838c r4:85b58000 [ 1325.123292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.123337][ T32] r7:dddced80 r6:83018000 r5:85b5838c r4:84a2ce00 [ 1325.123384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.123434][ T32] r10:61c88647 r9:83aa9800 r8:84a2ce2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.123456][ T32] r4:84a2ce00 [ 1325.123474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.123517][ T32] r10:00000000 r9:84a2ce00 r8:80287e08 r7:dfb99e60 r6:84a2ce80 r5:83aa9800 [ 1325.123585][ T32] r4:00000001 [ 1325.123610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.123675][ T32] Exception stack(0xdfbc5fb0 to 0xdfbc5ff8) [ 1325.123704][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.123732][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.123757][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.123786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.123833][ T32] r4:844dea00 [ 1325.124077][ T32] INFO: task kworker/0:23:3206 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.124109][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.124161][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.124236][ T32] Call trace: [ 1325.124266][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.124315][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.124338][ T32] r4:00000000 [ 1325.124357][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.124393][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.124420][ T32] dd20: b7ba9000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.124448][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.124472][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.124494][ T32] r5:80000113 r4:80239bb0 [ 1325.124513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1325.125004][ T32] r5:84be038c r4:84be0000 ** 7 printk messages dropped ** [ 1325.125274][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.125551][ T32] r4:84ba8680 ** 5 printk messages dropped ** [ 1325.125786][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.126137][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd1e08 ** 10 printk messages dropped ** [ 1325.126550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.126702][ T32] r7:dddced80 r6:83018000 r5:85b5878c r4:84a2cf00 ** 5 printk messages dropped ** [ 1325.126876][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.127033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1325.127757][ T32] dd20: b7ba9000 dfadb000 00000001 80239b98 7f2f7000 00000001 ** 9 printk messages dropped ** [ 1325.158951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 13 printk messages dropped ** [ 1325.159407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.159454][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1325.159477][ T32] r4:00000001 [ 1325.159496][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.159561][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.159606][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.159639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.159673][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.159702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.159723][ T32] r4:84ba8680 [ 1325.159746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.159775][ T32] INFO: task kworker/0:25:3210 blocked for more than 451 seconds. [ 1325.159807][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.159878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.159904][ T32] task:kworker/0:25 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.159961][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.160006][ T32] Call trace: [ 1325.160095][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.160148][ T32] r10:8291a684 r9:dfbddd84 r8:00000002 r7:60000113 r6:dfbddd8c r5:84213c00 [ 1325.160171][ T32] r4:84213c00 [ 1325.160189][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.160230][ T32] r5:84213c00 r4:8291a680 [ 1325.160249][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.160287][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.160445][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbdde08 [ 1325.160473][ T32] r4:00000000 [ 1325.160492][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.160527][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.160560][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.160600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b1d500 [ 1325.160621][ T32] r4:00000000 [ 1325.160650][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1325.160767][ T32] r5:00001000 r4:ecbbf000 ** 2 printk messages dropped ** [ 1325.160969][ T32] r5:85b58b8c r4:85b58800 ** 3 printk messages dropped ** [ 1325.161446][ T32] r10:61c88647 r9:84213c00 r8:8479902c r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1325.162510][ T32] Call trace: ** 8 printk messages dropped ** [ 1325.163098][ T32] r5:80000113 r4:80239bb0 ** 10 printk messages dropped ** [ 1325.163693][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1325.164979][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1325.165742][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1325.166402][ T32] r5:85b5938c r4:85b59000 [ 1325.166445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.166764][ T32] r7:dddced80 r6:83018000 r5:85b5938c r4:84799100 [ 1325.166791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.166840][ T32] r10:61c88647 r9:84210000 r8:8479912c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.166861][ T32] r4:84799100 [ 1325.166881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.166926][ T32] r10:00000000 r9:84799100 r8:80287e08 r7:dfbdde60 r6:84799180 r5:84210000 [ 1325.166948][ T32] r4:00000001 [ 1325.166966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.166999][ T32] Exception stack(0xdfbe9fb0 to 0xdfbe9ff8) [ 1325.167023][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.167050][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.167078][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.167107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.167129][ T32] r4:84798000 [ 1325.167381][ T32] INFO: task kworker/0:26:3212 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.167500][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.167602][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.167651][ T32] Call trace: [ 1325.167685][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.167735][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.167757][ T32] r4:00000000 [ 1325.167776][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.167814][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.167840][ T32] dd20: b837b000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.167887][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.167916][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.167940][ T32] r5:80000113 r4:80239bb0 [ 1325.167959][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.167998][ T32] r4:82ac21e4 [ 1325.168018][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.168058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.168079][ T32] r4:e058ddc0 [ 1325.168133][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.182715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.182771][ T32] r4:00000000 [ 1325.182797][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.182863][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.182906][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.182981][ T32] r5:00001000 r4:dfb45000 [ 1325.183006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.183184][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 5 printk messages dropped ** [ 1325.183365][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.183699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1325.184239][ T32] r4:84211800 ** 3 printk messages dropped ** [ 1325.184415][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.184460][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf5e08 [ 1325.184483][ T32] r4:00000000 [ 1325.184538][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.184576][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.184612][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.184676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b1d600 [ 1325.184707][ T32] r4:00000000 [ 1325.184771][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.184822][ T32] r9:83018005 r8:84211800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1325.184844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.184884][ T32] r5:00001000 r4:ecbdb000 [ 1325.184925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.184968][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.185009][ T32] r5:85b58f8c r4:85b58c00 [ 1325.185050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.185100][ T32] r7:dddced80 r6:83018000 r5:85b58f8c r4:84799200 [ 1325.185143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.185216][ T32] r10:61c88647 r9:84211800 r8:8479922c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1325.186091][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1325.186846][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1325.187376][ T32] r4:84bbbe80 ** 5 printk messages dropped ** [ 1325.187561][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1325.188211][ T32] r5:84216000 r4:8291a680 ** 6 printk messages dropped ** [ 1325.206266][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1325.206677][ T32] r5:85b5978c r4:85b59400 ** 4 printk messages dropped ** [ 1325.206986][ T32] r4:84799380 ** 6 printk messages dropped ** [ 1325.207431][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1325.221879][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 5 printk messages dropped ** [ 1325.222361][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1325.222785][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 11 printk messages dropped ** [ 1325.223423][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 10 printk messages dropped ** [ 1325.224362][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1325.225122][ T32] r5:84a50000 r4:8291a680 ** 5 printk messages dropped ** [ 1325.225418][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.225841][ T32] r5:85b59b8c r4:85b59800 ** 2 printk messages dropped ** [ 1325.226081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1325.226436][ T32] Exception stack(0xdfc0dfb0 to 0xdfc0dff8) [ 1325.226574][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.226614][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.226642][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.226736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.226822][ T32] r4:84798340 [ 1325.227259][ T32] INFO: task kworker/0:29:3218 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.227396][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.227602][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.227669][ T32] Call trace: [ 1325.227703][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.227755][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.227824][ T32] r4:00000000 [ 1325.227856][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.227898][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.228031][ T32] dd20: b89db000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.228152][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.252179][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.252245][ T32] r5:80000113 r4:80239bb0 [ 1325.252299][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.252386][ T32] r4:82ac21e4 [ 1325.252422][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.252493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.252539][ T32] r4:e058ddc0 [ 1325.252564][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.252607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.252629][ T32] r4:00000000 [ 1325.252670][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.252720][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.253028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.253177][ T32] r5:00001000 r4:dfb45000 [ 1325.253202][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.253244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.253464][ T32] r5:84be038c r4:84be0000 [ 1325.253489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.253863][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1325.253900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.253954][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.254057][ T32] r4:84bbbe80 [ 1325.254081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.254130][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1325.254153][ T32] r4:00000001 [ 1325.254258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.254301][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.254328][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.254414][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.254448][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.254478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.254500][ T32] r4:84ba8680 [ 1325.254525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.254556][ T32] INFO: task kworker/0:30:3220 blocked for more than 451 seconds. [ 1325.254590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.254613][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.254636][ T32] task:kworker/0:30 state:D stack:0 pid:3220 tgid:3220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.254694][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.254827][ T32] Call trace: [ 1325.254964][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1325.255043][ T32] r4:84a50c00 ** 7 printk messages dropped ** [ 1325.255280][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.255768][ T32] r5:85b5a78c r4:85b5a400 ** 3 printk messages dropped ** [ 1325.255964][ T32] r10:61c88647 r9:84a50c00 r8:8479952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1325.256962][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1325.257989][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 14 printk messages dropped ** [ 1325.265552][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 12 printk messages dropped ** [ 1325.266065][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 14 printk messages dropped ** [ 1325.266763][ T32] r9:83018005 r8:84a51800 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 ** 8 printk messages dropped ** [ 1325.267225][ T32] r10:61c88647 r9:84a51800 r8:847996ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1325.275943][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.276103][ T32] Call trace: [ 1325.276141][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.276277][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.276306][ T32] r4:00000000 [ 1325.276328][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.276371][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.276411][ T32] dd20: b8e4f000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.276673][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.276867][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.276896][ T32] r5:80000113 r4:80239bb0 [ 1325.276918][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.276961][ T32] r4:82ac21e4 [ 1325.276981][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.277022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.277043][ T32] r4:e058ddc0 [ 1325.277062][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.277102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.277406][ T32] r4:00000000 [ 1325.277435][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.277484][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.277505][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.277548][ T32] r5:00001000 r4:dfb45000 [ 1325.277567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.277626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.277674][ T32] r5:84be038c r4:84be0000 [ 1325.277694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.277740][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1325.277761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.277809][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.277831][ T32] r4:84bbbe80 [ 1325.277919][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.277970][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1325.278024][ T32] r4:00000001 [ 1325.278048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.278083][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.291083][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.291191][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.291221][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.291254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.291278][ T32] r4:84ba8680 [ 1325.291336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.291373][ T32] INFO: task kworker/0:32:3224 blocked for more than 451 seconds. [ 1325.291414][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.291440][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.291532][ T32] task:kworker/0:32 state:D stack:0 pid:3224 tgid:3224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.291645][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.291710][ T32] Call trace: [ 1325.291814][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.291873][ T32] r10:8291a684 r9:dfc31d84 r8:00000002 r7:60000113 r6:dfc31d8c r5:84a52400 [ 1325.291897][ T32] r4:84a52400 [ 1325.291916][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.292004][ T32] r5:84a52400 r4:8291a680 [ 1325.292030][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.292070][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.292111][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc31e08 [ 1325.292132][ T32] r4:00000000 [ 1325.292151][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.292183][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1325.292262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a807c0 ** 7 printk messages dropped ** [ 1325.292650][ T32] r5:85b5a38c r4:85b5a000 [ 1325.292765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.292959][ T32] r10:61c88647 r9:84a52400 r8:847997ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1325.293128][ T32] Exception stack(0xdfc31fb0 to 0xdfc31ff8) ** 6 printk messages dropped ** [ 1325.293879][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.294273][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1325.294447][ T32] r4:e058ddc0 ** 6 printk messages dropped ** [ 1325.294652][ T32] r5:00001000 r4:dfb45000 ** 6 printk messages dropped ** [ 1325.295077][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1325.295423][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.295927][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.296249][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1325.296584][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.296933][ T32] r5:85ae738c r4:85ae7000 [ 1325.296954][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1325.297194][ T32] r4:84799880 ** 4 printk messages dropped ** [ 1325.297362][ T32] Exception stack(0xdfc3dfb0 to 0xdfc3dff8) ** 5 printk messages dropped ** [ 1325.297736][ T32] INFO: task kworker/0:33:3226 is blocked on a mutex likely owned by task kworker/1:201:3654. ** 9 printk messages dropped ** [ 1325.321814][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 ** 9 printk messages dropped ** [ 1325.322332][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.322612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1325.322943][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 9 printk messages dropped ** [ 1325.323651][ T32] INFO: task kworker/0:34:3228 blocked for more than 451 seconds. ** 7 printk messages dropped ** [ 1325.323936][ T32] r4:84a53c00 ** 4 printk messages dropped ** [ 1325.324096][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc49e08 ** 5 printk messages dropped ** [ 1325.324424][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.324962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.325116][ T32] r5:85b5ab8c r4:85b5a800 [ 1325.325147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.325236][ T32] r7:dddced80 r6:83018000 r5:85b5ab8c r4:84799980 [ 1325.325258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.325536][ T32] r10:61c88647 r9:84a53c00 r8:847999ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.325566][ T32] r4:84799980 [ 1325.325586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.325632][ T32] r10:00000000 r9:84799980 r8:80287e08 r7:dfc3de60 r6:84799a00 r5:84a53c00 [ 1325.325654][ T32] r4:00000001 [ 1325.325673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.325708][ T32] Exception stack(0xdfc49fb0 to 0xdfc49ff8) [ 1325.325734][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.325918][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.325948][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.325977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.325998][ T32] r4:84798b00 [ 1325.326483][ T32] INFO: task kworker/0:34:3228 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.326522][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.326785][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.327004][ T32] Call trace: [ 1325.327036][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.327087][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.327110][ T32] r4:00000000 [ 1325.327181][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.327226][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.327256][ T32] dd20: b933f000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.327284][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.327309][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.327335][ T32] r5:80000113 r4:80239bb0 [ 1325.327477][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.327526][ T32] r4:82ac21e4 [ 1325.327591][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.327659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.327687][ T32] r4:e058ddc0 [ 1325.327708][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.327749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.327771][ T32] r4:00000000 [ 1325.327790][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.327833][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.327854][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.327956][ T32] r5:00001000 r4:dfb45000 [ 1325.327979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.328019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.328060][ T32] r5:84be038c r4:84be0000 [ 1325.328078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.346310][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1325.346395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.346476][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.346500][ T32] r4:84bbbe80 [ 1325.346596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.346662][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1325.346718][ T32] r4:00000001 [ 1325.346744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.346784][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.346814][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.346841][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.346868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.346897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.346919][ T32] r4:84ba8680 [ 1325.346942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.347015][ T32] INFO: task kworker/0:35:3230 blocked for more than 451 seconds. [ 1325.347054][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.347080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.347103][ T32] task:kworker/0:35 state:D stack:0 pid:3230 tgid:3230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.347272][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.347405][ T32] Call trace: [ 1325.347443][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.347496][ T32] r10:8291a684 r9:dfc55d84 r8:00000002 r7:60000113 r6:dfc55d8c r5:84a54800 [ 1325.347519][ T32] r4:84a54800 [ 1325.347538][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.347632][ T32] r5:84a54800 r4:8291a680 [ 1325.347694][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.347741][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.347785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc55e08 [ 1325.347809][ T32] r4:00000000 [ 1325.347828][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.347904][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.347946][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.347986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a80500 [ 1325.348008][ T32] r4:00000000 [ 1325.348028][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.348073][ T32] r9:83018005 r8:84a54800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1325.353865][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.354014][ T32] r5:00001000 r4:ed001000 [ 1325.354112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.354162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.354208][ T32] r5:85b5af8c r4:85b5ac00 [ 1325.354321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.354374][ T32] r7:dddced80 r6:83018000 r5:85b5af8c r4:84799a80 [ 1325.354431][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.354484][ T32] r10:61c88647 r9:84a54800 r8:84799aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.354626][ T32] r4:84799a80 [ 1325.354649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.354697][ T32] r10:00000000 r9:84799a80 r8:80287e08 r7:dfc49e60 r6:84799b00 r5:84a54800 [ 1325.354828][ T32] r4:00000001 [ 1325.354852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1325.355005][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.355935][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.355958][ T32] r4:00000000 [ 1325.355977][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.356015][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.356043][ T32] dd20: b962b000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.356071][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.356095][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.356118][ T32] r5:80000113 r4:80239bb0 [ 1325.356138][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.356212][ T32] r4:82ac21e4 [ 1325.356237][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.356410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.356438][ T32] r4:e058ddc0 [ 1325.356460][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.356509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.356563][ T32] r4:00000000 [ 1325.356597][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.356651][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.356674][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1325.356998][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 4 printk messages dropped ** [ 1325.357153][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 5 printk messages dropped ** [ 1325.357347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.357921][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.371703][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1325.372201][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.372718][ T32] r5:85b5b38c r4:85b5b000 [ 1325.372737][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.372784][ T32] r7:dddced80 r6:83018000 r5:85b5b38c r4:84799b80 ** 1 printk messages dropped ** [ 1325.372913][ T32] r10:61c88647 r9:84a55400 r8:84799bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1325.373179][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.373868][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.374043][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 5 printk messages dropped ** [ 1325.374439][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1325.374653][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.375121][ T32] r5:84be038c r4:84be0000 ** 5 printk messages dropped ** [ 1325.375297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1325.375692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1325.376127][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.376417][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1325.376840][ T32] r9:83018005 r8:84a56000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 ** 4 printk messages dropped ** [ 1325.377143][ T32] r5:85b5b78c r4:85b5b400 ** 1 printk messages dropped ** [ 1325.377207][ T32] r7:dddced80 r6:83018000 r5:85b5b78c r4:84799c80 ** 4 printk messages dropped ** [ 1325.377393][ T32] r10:00000000 r9:84799c80 r8:80287e08 r7:dfc61e60 r6:84799d00 r5:84a56000 ** 8 printk messages dropped ** [ 1325.377868][ T32] INFO: task kworker/0:37:3235 is blocked on a mutex likely owned by task kworker/1:201:3654. ** 2 printk messages dropped ** [ 1325.378011][ T32] Call trace: [ 1325.378040][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.378111][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.378238][ T32] r4:00000000 [ 1325.401693][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.401821][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.401858][ T32] dd20: b9d13000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.401923][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.402017][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.402050][ T32] r5:80000113 r4:80239bb0 [ 1325.402073][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.402118][ T32] r4:82ac21e4 [ 1325.402138][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.402179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.402201][ T32] r4:e058ddc0 [ 1325.402221][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.402297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.402323][ T32] r4:00000000 [ 1325.402399][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.402465][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.402492][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.402609][ T32] r5:00001000 r4:dfb45000 [ 1325.402636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.402685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.402894][ T32] r5:84be038c r4:84be0000 [ 1325.403010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.403064][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1325.403085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.403133][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.403154][ T32] r4:84bbbe80 [ 1325.403174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.403220][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1325.403241][ T32] r4:00000001 [ 1325.403260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.403295][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.403321][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.403349][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.403376][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.403412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.403434][ T32] r4:84ba8680 [ 1325.403457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.403520][ T32] INFO: task kworker/0:38:3236 blocked for more than 451 seconds. [ 1325.403619][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.403653][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.403677][ T32] task:kworker/0:38 state:D stack:0 pid:3236 tgid:3236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.403736][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.403782][ T32] Call trace: [ 1325.403814][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.403863][ T32] r10:8291a684 r9:dfc79d84 r8:00000002 r7:60000113 r6:dfc79d8c r5:84a56c00 [ 1325.403886][ T32] r4:84a56c00 [ 1325.403906][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.403947][ T32] r5:84a56c00 r4:8291a680 [ 1325.403966][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.404005][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.404047][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc79e08 [ 1325.404069][ T32] r4:00000000 [ 1325.404087][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.404121][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.404154][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.404193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a63a80 [ 1325.404214][ T32] r4:00000000 [ 1325.404234][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.404310][ T32] r9:83018005 r8:84a56c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1325.404336][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.404378][ T32] r5:00001000 r4:ec5a7000 [ 1325.404414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.404457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.404508][ T32] r5:85b5bb8c r4:85b5b800 [ 1325.404557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.404630][ T32] r7:dddced80 r6:83018000 r5:85b5bb8c r4:84799d80 [ 1325.404654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.404725][ T32] r10:61c88647 r9:84a56c00 r8:84799dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.404794][ T32] r4:84799d80 [ 1325.404819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.404866][ T32] r10:00000000 r9:84799d80 r8:80287e08 r7:dfc6de60 r6:84799e00 r5:84a56c00 [ 1325.404998][ T32] r4:00000001 [ 1325.405021][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.405061][ T32] Exception stack(0xdfc79fb0 to 0xdfc79ff8) [ 1325.405087][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.405116][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.405142][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.405169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.405192][ T32] r4:847af240 [ 1325.405618][ T32] INFO: task kworker/0:38:3236 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.405796][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.405948][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.406049][ T32] Call trace: ** 1 printk messages dropped ** [ 1325.406206][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 8 printk messages dropped ** [ 1325.406533][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1325.406616][ T32] r4:e058ddc0 ** 5 printk messages dropped ** [ 1325.406981][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1325.407704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1325.408057][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.429551][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.430145][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.430415][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.430580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1325.430726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.430777][ T32] r7:dddced80 r6:83018000 r5:85b6838c r4:84799e80 [ 1325.430798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.430844][ T32] r10:61c88647 r9:843f0000 r8:84799eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.430867][ T32] r4:84799e80 [ 1325.430886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.430930][ T32] r10:00000000 r9:84799e80 r8:80287e08 r7:dfc79e60 r6:84799f00 r5:843f0000 [ 1325.430951][ T32] r4:00000001 [ 1325.430971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.431009][ T32] Exception stack(0xdfc85fb0 to 0xdfc85ff8) [ 1325.431036][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.431063][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.431089][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.431118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.431197][ T32] r4:847af340 [ 1325.431681][ T32] INFO: task kworker/0:39:3239 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.431724][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.431865][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.431915][ T32] Call trace: [ 1325.431971][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.432047][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.432214][ T32] r4:00000000 [ 1325.432248][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.432293][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.432417][ T32] dd20: ba085000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.432451][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.432477][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.432501][ T32] r5:80000113 r4:80239bb0 [ 1325.432523][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.432562][ T32] r4:82ac21e4 [ 1325.432583][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.432624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.432646][ T32] r4:e058ddc0 [ 1325.432739][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.432784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.432808][ T32] r4:00000000 [ 1325.432827][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.432873][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.432947][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.432992][ T32] r5:00001000 r4:dfb45000 [ 1325.433013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.433052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.433093][ T32] r5:84be038c r4:84be0000 [ 1325.433113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.433159][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1325.433181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.433227][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.433249][ T32] r4:84bbbe80 [ 1325.433330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.433382][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1325.433415][ T32] r4:00000001 [ 1325.433436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.433471][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.433498][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.433526][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.433552][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.433616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.433643][ T32] r4:84ba8680 [ 1325.433665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.433689][ T32] INFO: task kworker/0:40:3240 blocked for more than 451 seconds. [ 1325.433900][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.434093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.434117][ T32] task:kworker/0:40 state:D stack:0 pid:3240 tgid:3240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.434196][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.434242][ T32] Call trace: [ 1325.434274][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.434321][ T32] r10:8291a684 r9:dfc91d84 r8:00000002 r7:60000113 r6:dfc91d8c r5:843f0c00 ** 4 printk messages dropped ** [ 1325.434735][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1325.434924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a63b40 ** 7 printk messages dropped ** [ 1325.435304][ T32] r5:85b6878c r4:85b68400 [ 1325.435349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1325.435427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1325.435767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1325.436348][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.436800][ T32] dd20: ba085000 dfadb000 00000001 80239b98 7f2f7000 00000001 ** 9 printk messages dropped ** [ 1325.437356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 9 printk messages dropped ** [ 1325.438238][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 8 printk messages dropped ** [ 1325.453358][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.453800][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.454132][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1325.454495][ T32] r9:83018005 r8:843f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 ** 4 printk messages dropped ** [ 1325.454726][ T32] r5:85b68b8c r4:85b68800 ** 2 printk messages dropped ** [ 1325.454834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1325.455044][ T32] Exception stack(0xdfc9dfb0 to 0xdfc9dff8) ** 6 printk messages dropped ** [ 1325.455725][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.456270][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.456467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 9 printk messages dropped ** [ 1325.456814][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 1 printk messages dropped ** [ 1325.456907][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.456932][ T32] r4:84bbbe80 [ 1325.456973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.457084][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1325.457133][ T32] r4:00000001 [ 1325.457162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.457199][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.457234][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.457299][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.457356][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.457411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.457467][ T32] r4:84ba8680 [ 1325.457493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.457518][ T32] INFO: task kworker/0:42:3244 blocked for more than 451 seconds. [ 1325.457547][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.457592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.457638][ T32] task:kworker/0:42 state:D stack:0 pid:3244 tgid:3244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.457686][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.457753][ T32] Call trace: [ 1325.457784][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.457858][ T32] r10:8291a684 r9:dfcb9d84 r8:00000002 r7:60000113 r6:dfcb9d8c r5:84469800 [ 1325.457909][ T32] r4:84469800 [ 1325.457931][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.457974][ T32] r5:84469800 r4:8291a680 [ 1325.457993][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.458029][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.458069][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb9e08 [ 1325.458090][ T32] r4:00000000 [ 1325.458108][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.475370][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.475471][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.475519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a63340 [ 1325.475586][ T32] r4:00000000 [ 1325.475623][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.475727][ T32] r9:83018005 r8:84469800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1325.475777][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.475827][ T32] r5:00001000 r4:ecb57000 [ 1325.475848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.475909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.475955][ T32] r5:85b68f8c r4:85b68c00 [ 1325.475975][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.476062][ T32] r7:dddced80 r6:83018000 r5:85b68f8c r4:847b4180 [ 1325.476088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.476138][ T32] r10:61c88647 r9:84469800 r8:847b41ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.476161][ T32] r4:847b4180 [ 1325.476180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.476248][ T32] r10:00000000 r9:847b4180 r8:80287e08 r7:dfc9de60 r6:8478e080 r5:84469800 [ 1325.476273][ T32] r4:00000001 [ 1325.476294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.476332][ T32] Exception stack(0xdfcb9fb0 to 0xdfcb9ff8) [ 1325.476384][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.476422][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.476448][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.476501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.476528][ T32] r4:847af640 [ 1325.476944][ T32] INFO: task kworker/0:42:3244 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.476981][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.477113][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.477167][ T32] Call trace: [ 1325.477235][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.477313][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.477364][ T32] r4:00000000 [ 1325.477384][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.477431][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.477459][ T32] dd20: ba637000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.477513][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.477542][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.477609][ T32] r5:80000113 r4:80239bb0 [ 1325.477633][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.477697][ T32] r4:82ac21e4 [ 1325.477721][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.477763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.477785][ T32] r4:e058ddc0 [ 1325.477832][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.477898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.477925][ T32] r4:00000000 [ 1325.477944][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.478059][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.478107][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.488603][ T32] r5:00001000 r4:dfb45000 [ 1325.488682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.488761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.488806][ T32] r5:84be038c r4:84be0000 [ 1325.488826][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.488897][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 1 printk messages dropped ** [ 1325.488974][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.489414][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.489827][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.490156][ T32] r5:843f2400 r4:8291a680 ** 3 printk messages dropped ** [ 1325.490283][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.490481][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.490733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1325.490938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.491232][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.492051][ T32] Call trace: ** 5 printk messages dropped ** [ 1325.492295][ T32] dd20: ba7c2000 dfadb000 00000001 80239b98 7f2f7000 00000001 ** 9 printk messages dropped ** [ 1325.492773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 7 printk messages dropped ** [ 1325.493114][ T32] r5:84be038c r4:84be0000 ** 4 printk messages dropped ** [ 1325.493336][ T32] r4:84bbbe80 ** 2 printk messages dropped ** [ 1325.493451][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.493639][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.493958][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.494266][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.494655][ T32] r9:83018005 r8:843f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 ** 3 printk messages dropped ** [ 1325.494777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.494818][ T32] r5:85b6978c r4:85b69400 [ 1325.494837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.494881][ T32] r7:dddced80 r6:83018000 r5:85b6978c r4:847b4300 [ 1325.494924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.494974][ T32] r10:61c88647 r9:843f3000 r8:847b432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.494996][ T32] r4:847b4300 [ 1325.495016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.495084][ T32] r10:00000000 r9:847b4300 r8:80287e08 r7:dfcb5e60 r6:847b4380 r5:843f3000 [ 1325.495110][ T32] r4:00000001 [ 1325.495129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.495163][ T32] Exception stack(0xdfcc5fb0 to 0xdfcc5ff8) [ 1325.495188][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.495249][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.495300][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.495352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.495406][ T32] r4:847af880 [ 1325.495739][ T32] INFO: task kworker/0:44:3248 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.495779][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.495884][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.495937][ T32] Call trace: [ 1325.496003][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.496053][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.496076][ T32] r4:00000000 [ 1325.496095][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.496133][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.496160][ T32] dd20: ba7c2000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.496210][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.496239][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.496262][ T32] r5:80000113 r4:80239bb0 [ 1325.496282][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.496322][ T32] r4:82ac21e4 [ 1325.496367][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.496440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.496465][ T32] r4:e058ddc0 [ 1325.496485][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.496525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.496547][ T32] r4:00000000 [ 1325.496566][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.496631][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.496657][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.496701][ T32] r5:00001000 r4:dfb45000 [ 1325.496720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.496757][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.496819][ T32] r5:84be038c r4:84be0000 [ 1325.496842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.496889][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1325.496931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.497027][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.497060][ T32] r4:84bbbe80 [ 1325.497102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.497153][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1325.497175][ T32] r4:00000001 [ 1325.497216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.497256][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.497281][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.497350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.497384][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.497422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.497444][ T32] r4:84ba8680 [ 1325.497496][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.497546][ T32] INFO: task kworker/0:45:3251 blocked for more than 452 seconds. [ 1325.497581][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.497629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.497657][ T32] task:kworker/0:45 state:D stack:0 pid:3251 tgid:3251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.497704][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.497745][ T32] Call trace: [ 1325.497816][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.497866][ T32] r10:8291a684 r9:dfcd1d84 r8:00000002 r7:60000013 r6:dfcd1d8c r5:843f3c00 [ 1325.497888][ T32] r4:843f3c00 [ 1325.497930][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.497976][ T32] r5:843f3c00 r4:8291a680 [ 1325.497995][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.498032][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1325.520219][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1325.520494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1325.520604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.520813][ T32] r10:00000000 r9:847b4400 r8:80287e08 r7:dfcc5e60 r6:847b4480 r5:843f3c00 ** 5 printk messages dropped ** [ 1325.521055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.521765][ T32] Call trace: ** 5 printk messages dropped ** [ 1325.522084][ T32] dd20: bab6d000 dfadb000 00000001 80239b98 7f2f7000 00000001 ** 9 printk messages dropped ** [ 1325.522506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 9 printk messages dropped ** [ 1325.522883][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 4 printk messages dropped ** [ 1325.523071][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 7 printk messages dropped ** [ 1325.523382][ T32] r4:84ba8680 ** 5 printk messages dropped ** [ 1325.523614][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.523980][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.524193][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.524510][ T32] r5:85b69b8c r4:85b69800 [ 1325.524531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.524749][ T32] r10:00000000 r9:847b4500 r8:80287e08 r7:dfcd1e60 r6:8478e100 r5:84468c00 ** 8 printk messages dropped ** [ 1325.525271][ T32] INFO: task kworker/0:46:3252 is blocked on a mutex likely owned by task kworker/1:201:3654. ** 7 printk messages dropped ** [ 1325.525634][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 3 printk messages dropped ** [ 1325.525833][ T32] r5:80000113 r4:80239bb0 [ 1325.525853][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.525905][ T32] r4:82ac21e4 [ 1325.525959][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.526005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.526028][ T32] r4:e058ddc0 [ 1325.526046][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.526085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.526107][ T32] r4:00000000 [ 1325.526148][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.526197][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.526219][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.526261][ T32] r5:00001000 r4:dfb45000 [ 1325.526281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.526318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.526381][ T32] r5:84be038c r4:84be0000 [ 1325.526412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.526469][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1325.526494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.526565][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.526611][ T32] r4:84bbbe80 [ 1325.526633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.526685][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1325.526707][ T32] r4:00000001 [ 1325.526725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.526782][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.526811][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.526840][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.526866][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.526893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.526914][ T32] r4:84ba8680 [ 1325.526934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.526957][ T32] INFO: task kworker/0:47:3254 blocked for more than 452 seconds. [ 1325.526985][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.527007][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.527028][ T32] task:kworker/0:47 state:D stack:0 pid:3254 tgid:3254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.527119][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.527164][ T32] Call trace: [ 1325.527193][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.527239][ T32] r10:8291a684 r9:dfcfdd84 r8:00000002 r7:60000113 r6:dfcfdd8c r5:84468000 [ 1325.527261][ T32] r4:84468000 [ 1325.527280][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.527321][ T32] r5:84468000 r4:8291a680 [ 1325.527339][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.527377][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.527425][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcfde08 [ 1325.527447][ T32] r4:00000000 [ 1325.527487][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.527526][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.527604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.527681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a79c40 [ 1325.527731][ T32] r4:00000000 [ 1325.527754][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.527821][ T32] r9:83018005 r8:84468000 r7:00000000 r6:83018000 r5:00001000 r4:7f0f7000 [ 1325.527846][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.527887][ T32] r5:00001000 r4:ed145000 [ 1325.527942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.527984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.528027][ T32] r5:85b69f8c r4:85b69c00 [ 1325.528046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.528090][ T32] r7:dddced80 r6:83018000 r5:85b69f8c r4:847b4580 [ 1325.528110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.528210][ T32] r10:61c88647 r9:84468000 r8:847b45ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.545631][ T32] r4:847b4580 [ 1325.545676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.545755][ T32] r10:00000000 r9:847b4580 r8:80287e08 r7:dfcf5e60 r6:8478e180 r5:84468000 [ 1325.545806][ T32] r4:00000001 [ 1325.545830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.545894][ T32] Exception stack(0xdfcfdfb0 to 0xdfcfdff8) [ 1325.545927][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.545979][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.546031][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.546062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.546119][ T32] r4:847afb80 [ 1325.546539][ T32] INFO: task kworker/0:47:3254 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.546576][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.546700][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.546786][ T32] Call trace: [ 1325.546825][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.546880][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.546925][ T32] r4:00000000 [ 1325.546971][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.547036][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.547089][ T32] dd20: bb08c000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.547168][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.547209][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.547258][ T32] r5:80000113 r4:80239bb0 [ 1325.547283][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.547327][ T32] r4:82ac21e4 [ 1325.547347][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.547397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.547442][ T32] r4:e058ddc0 [ 1325.547466][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.547509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.547530][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.547851][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1325.558664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1325.558957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1325.559456][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1325.559902][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd15e08 ** 8 printk messages dropped ** [ 1325.560242][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1325.560460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1325.560771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1325.561481][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1325.561846][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 ** 6 printk messages dropped ** [ 1325.562186][ T32] r4:e058ddc0 ** 6 printk messages dropped ** [ 1325.562453][ T32] r5:00001000 r4:dfb45000 ** 6 printk messages dropped ** [ 1325.562737][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1325.562978][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.563307][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.563503][ T32] r4:8446c800 [ 1325.563523][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.563609][ T32] r5:8446c800 r4:8291a680 [ 1325.563639][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.563703][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.563770][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd1de08 [ 1325.563795][ T32] r4:00000000 [ 1325.563814][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.563861][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.563948][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.564017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580ff00 [ 1325.564042][ T32] r4:00000000 [ 1325.564093][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.564163][ T32] r9:83018005 r8:8446c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ed000 [ 1325.564189][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.564230][ T32] r5:00001000 r4:ed107000 [ 1325.564249][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.564307][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.564353][ T32] r5:85c1578c r4:85c15400 [ 1325.564408][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.564480][ T32] r7:dddced80 r6:83018000 r5:85c1578c r4:847b4680 [ 1325.564504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.564572][ T32] r10:61c88647 r9:8446c800 r8:847b46ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.564598][ T32] r4:847b4680 [ 1325.564666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.564757][ T32] r10:00000000 r9:847b4680 r8:80287e08 r7:dfd15e60 r6:8478e280 r5:8446c800 [ 1325.564783][ T32] r4:00000001 [ 1325.564803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.564839][ T32] Exception stack(0xdfd1dfb0 to 0xdfd1dff8) [ 1325.564907][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.564938][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.564985][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.565038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.565086][ T32] r4:847afec0 [ 1325.565370][ T32] INFO: task kworker/0:49:3258 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.565446][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.565530][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.565576][ T32] Call trace: [ 1325.565657][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.565711][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.565765][ T32] r4:00000000 [ 1325.565788][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.565827][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.565854][ T32] dd20: bb10c000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.565883][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.565907][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.565929][ T32] r5:80000113 r4:80239bb0 [ 1325.565948][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.565986][ T32] r4:82ac21e4 [ 1325.566005][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.566046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.566067][ T32] r4:e058ddc0 [ 1325.566107][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.566172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.566218][ T32] r4:00000000 [ 1325.566263][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.566322][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.566362][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.566421][ T32] r5:00001000 r4:dfb45000 [ 1325.566464][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.566617][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 5 printk messages dropped ** [ 1325.566836][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.567016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.567277][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.567638][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.567890][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.603567][ T32] r5:85b6a78c r4:85b6a400 ** 2 printk messages dropped ** [ 1325.603799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1325.604079][ T32] Exception stack(0xdfd29fb0 to 0xdfd29ff8) ** 5 printk messages dropped ** [ 1325.604787][ T32] INFO: task kworker/0:50:3260 is blocked on a mutex likely owned by task kworker/1:201:3654. ** 7 printk messages dropped ** [ 1325.605136][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 5 printk messages dropped ** [ 1325.605380][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1325.605701][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.606044][ T32] r5:84be038c r4:84be0000 ** 6 printk messages dropped ** [ 1325.606292][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 7 printk messages dropped ** [ 1325.606502][ T32] r4:84ba8680 ** 5 printk messages dropped ** [ 1325.606731][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.607006][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.607176][ T32] r4:00000000 [ 1325.607197][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.607231][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.607264][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.607304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85826ac0 [ 1325.607325][ T32] r4:00000000 [ 1325.607344][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.607386][ T32] r9:83018005 r8:8446d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0e9000 [ 1325.607416][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.607458][ T32] r5:00001000 r4:ed0eb000 [ 1325.607478][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.607563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.607647][ T32] r5:85c14f8c r4:85c14c00 [ 1325.607669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.607715][ T32] r7:dddced80 r6:83018000 r5:85c14f8c r4:847b4780 [ 1325.607763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.607814][ T32] r10:61c88647 r9:8446d400 r8:847b47ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.607849][ T32] r4:847b4780 [ 1325.607896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.607944][ T32] r10:00000000 r9:847b4780 r8:80287e08 r7:dfd1de60 r6:8478e380 r5:8446d400 [ 1325.607992][ T32] r4:00000001 [ 1325.608041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.608106][ T32] Exception stack(0xdfd35fb0 to 0xdfd35ff8) [ 1325.608168][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.616327][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.616372][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.616412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.616437][ T32] r4:847c8100 [ 1325.616852][ T32] INFO: task kworker/0:51:3261 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.616887][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.616984][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.617050][ T32] Call trace: [ 1325.617082][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.617137][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.617160][ T32] r4:00000000 [ 1325.617179][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.617246][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.617278][ T32] dd20: bba94000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.617307][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.617362][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.617392][ T32] r5:80000113 r4:80239bb0 [ 1325.617440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.617502][ T32] r4:82ac21e4 [ 1325.617523][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.617565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.617587][ T32] r4:e058ddc0 [ 1325.617606][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.617647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.617670][ T32] r4:00000000 [ 1325.617689][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.617766][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.617792][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.617835][ T32] r5:00001000 r4:dfb45000 [ 1325.617854][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.617891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.617933][ T32] r5:84be038c r4:84be0000 [ 1325.617980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.618031][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1325.618053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.618100][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.618161][ T32] r4:84bbbe80 [ 1325.622827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.622903][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1325.622963][ T32] r4:00000001 [ 1325.622989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.623028][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.623057][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.623111][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.623181][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.623240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.623264][ T32] r4:84ba8680 [ 1325.623288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.623317][ T32] INFO: task kworker/1:28:3268 blocked for more than 452 seconds. [ 1325.623350][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.623374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.623402][ T32] task:kworker/1:28 state:D stack:0 pid:3268 tgid:3268 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1325.623764][ T32] r5:8446e000 r4:8291a680 ** 5 printk messages dropped ** [ 1325.623934][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.624307][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1325.624424][ T32] r7:ddde2d80 r6:83018200 r5:85d9738c r4:8478e400 ** 4 printk messages dropped ** [ 1325.624608][ T32] r10:00000000 r9:8478e400 r8:80287e08 r7:dfb59e60 r6:8478e480 r5:8446e000 ** 6 printk messages dropped ** [ 1325.624851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1325.625736][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 7 printk messages dropped ** [ 1325.626056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 8 printk messages dropped ** [ 1325.626374][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.626711][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 5 printk messages dropped ** [ 1325.626955][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.626986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.627008][ T32] r4:84ba8680 [ 1325.627053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.627106][ T32] INFO: task kworker/1:29:3270 blocked for more than 452 seconds. [ 1325.627137][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.627159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.627180][ T32] task:kworker/1:29 state:D stack:0 pid:3270 tgid:3270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.627223][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.627264][ T32] Call trace: [ 1325.627336][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.627387][ T32] r10:8291a684 r9:dfce9d84 r8:00000002 r7:60000013 r6:dfce9d8c r5:8446ec00 [ 1325.627445][ T32] r4:8446ec00 [ 1325.627509][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.627622][ T32] r5:8446ec00 r4:8291a680 [ 1325.627686][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.627733][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.627827][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce9e08 [ 1325.627859][ T32] r4:00000000 [ 1325.627909][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.627955][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.627989][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.628028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f6840 [ 1325.628049][ T32] r4:00000000 [ 1325.628068][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.641262][ T32] r9:83018205 r8:8446ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f19b000 [ 1325.641334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.641411][ T32] r5:00001000 r4:ed84d000 [ 1325.641433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.641474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.641518][ T32] r5:85d97f8c r4:85d97c00 [ 1325.641538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.641627][ T32] r7:ddde2d80 r6:83018200 r5:85d97f8c r4:8478e500 [ 1325.641684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.641736][ T32] r10:61c88647 r9:8446ec00 r8:8478e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.641759][ T32] r4:8478e500 [ 1325.641778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.641824][ T32] r10:00000000 r9:8478e500 r8:80287e08 r7:dfd41e60 r6:8478e580 r5:8446ec00 [ 1325.641871][ T32] r4:00000001 [ 1325.641895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.641951][ T32] Exception stack(0xdfce9fb0 to 0xdfce9ff8) [ 1325.642011][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.642043][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.642069][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.642097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.642120][ T32] r4:847b5a40 [ 1325.642549][ T32] INFO: task kworker/1:29:3270 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.642634][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.642709][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.642770][ T32] Call trace: [ 1325.642804][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.642857][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.642880][ T32] r4:00000000 [ 1325.642899][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.642937][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.642964][ T32] dd20: bc133000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.642992][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.643016][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.643039][ T32] r5:80000113 r4:80239bb0 [ 1325.643058][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.643097][ T32] r4:82ac21e4 [ 1325.643116][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.643156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.643179][ T32] r4:e058ddc0 [ 1325.643198][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.643265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.643292][ T32] r4:00000000 [ 1325.643312][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.643356][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.643377][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.643425][ T32] r5:00001000 r4:dfb45000 [ 1325.643444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.643482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.643524][ T32] r5:84be038c r4:84be0000 [ 1325.643570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.643785][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 7 printk messages dropped ** [ 1325.644017][ T32] r4:84ba8680 ** 2 printk messages dropped ** [ 1325.644098][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1325.644356][ T32] r4:8446a400 ** 4 printk messages dropped ** [ 1325.644529][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9bde08 ** 5 printk messages dropped ** [ 1325.644742][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.644897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.644976][ T32] r5:85e0c38c r4:85e0c000 ** 3 printk messages dropped ** [ 1325.645157][ T32] r10:61c88647 r9:8446a400 r8:8478e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.645443][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.645877][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.646077][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 5 printk messages dropped ** [ 1325.646355][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1325.646425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.646448][ T32] r4:e058ddc0 [ 1325.646492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.646539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.646592][ T32] r4:00000000 [ 1325.646614][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.646663][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.646685][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.646752][ T32] r5:00001000 r4:dfb45000 [ 1325.646775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.646816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.646857][ T32] r5:84be038c r4:84be0000 [ 1325.646910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.646961][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1325.646983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.647029][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.647050][ T32] r4:84bbbe80 [ 1325.647069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.647113][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1325.647135][ T32] r4:00000001 [ 1325.647181][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.647218][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.647246][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.647273][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.647298][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.647325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.647347][ T32] r4:84ba8680 [ 1325.647366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.647395][ T32] INFO: task kworker/0:52:3272 blocked for more than 452 seconds. [ 1325.647439][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.647483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.647506][ T32] task:kworker/0:52 state:D stack:0 pid:3272 tgid:3272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.647591][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.647656][ T32] Call trace: [ 1325.647725][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.647803][ T32] r10:8291a684 r9:df9f5d84 r8:00000002 r7:60000013 r6:df9f5d8c r5:838ae000 [ 1325.647829][ T32] r4:838ae000 [ 1325.647850][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.647892][ T32] r5:838ae000 r4:8291a680 [ 1325.647911][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.648060][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.671474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858313c0 ** 7 printk messages dropped ** [ 1325.671848][ T32] r5:85c1638c r4:85c16000 [ 1325.671868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1325.671955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1325.672225][ T32] r4:00000001 [ 1325.672268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.672311][ T32] Exception stack(0xdf9f5fb0 to 0xdf9f5ff8) [ 1325.672342][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.672370][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.672435][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.672470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.672496][ T32] r4:847c85c0 [ 1325.672912][ T32] INFO: task kworker/0:52:3272 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.672948][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.673060][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.673139][ T32] Call trace: [ 1325.673176][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.673229][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.673252][ T32] r4:00000000 [ 1325.673271][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.673310][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.673338][ T32] dd20: bc74a000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.673366][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.673396][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.673446][ T32] r5:80000113 r4:80239bb0 [ 1325.673470][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.673512][ T32] r4:82ac21e4 [ 1325.673531][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.673571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.673593][ T32] r4:e058ddc0 [ 1325.673612][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.673652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.673673][ T32] r4:00000000 [ 1325.673692][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.673736][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.673785][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.673830][ T32] r5:00001000 r4:dfb45000 [ 1325.673851][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.673915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.673959][ T32] r5:84be038c r4:84be0000 [ 1325.673979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.674025][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1325.674081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.674132][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.674154][ T32] r4:84bbbe80 [ 1325.674173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.674218][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1325.674240][ T32] r4:00000001 [ 1325.674258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.674292][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.674317][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.674345][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.674371][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.674407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.674430][ T32] r4:84ba8680 [ 1325.674450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.674515][ T32] INFO: task kworker/1:31:3276 blocked for more than 452 seconds. [ 1325.674555][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.674592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.674616][ T32] task:kworker/1:31 state:D stack:0 pid:3276 tgid:3276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.674690][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.674767][ T32] Call trace: [ 1325.674828][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.674877][ T32] r10:8291a684 r9:dfa01d84 r8:00000002 r7:60000013 r6:dfa01d8c r5:84238000 [ 1325.674898][ T32] r4:84238000 [ 1325.674917][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1325.675047][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.675353][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.675518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.675663][ T32] r5:85d97b8c r4:85d97800 [ 1325.675683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1325.675842][ T32] r4:8478e880 ** 5 printk messages dropped ** [ 1325.676072][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.676670][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.676862][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 5 printk messages dropped ** [ 1325.677022][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.677162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 8 printk messages dropped ** [ 1325.677492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1325.678067][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 5 printk messages dropped ** [ 1325.698863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1325.699241][ T32] r4:84238c00 ** 4 printk messages dropped ** [ 1325.699485][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa0de08 ** 5 printk messages dropped ** [ 1325.699753][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.700048][ T32] r5:85b6af8c r4:85b6ac00 [ 1325.700067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.700270][ T32] r10:00000000 r9:847b4900 r8:80287e08 r7:df9d1e60 r6:8478ea00 r5:84238c00 ** 9 printk messages dropped ** [ 1325.700957][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1325.701632][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1325.701825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.701902][ T32] r4:00000000 [ 1325.702002][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.702064][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.702087][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.702129][ T32] r5:00001000 r4:dfb45000 [ 1325.702178][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.702261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.702306][ T32] r5:84be038c r4:84be0000 [ 1325.702325][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.702373][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1325.702407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.702455][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.702477][ T32] r4:84bbbe80 [ 1325.702496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.702541][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1325.702563][ T32] r4:00000001 [ 1325.702583][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.702617][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.702645][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.702711][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.702748][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.702776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.702812][ T32] r4:84ba8680 [ 1325.702879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.702907][ T32] INFO: task kworker/1:32:3280 blocked for more than 452 seconds. [ 1325.702936][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.702959][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.702980][ T32] task:kworker/1:32 state:D stack:0 pid:3280 tgid:3280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.703026][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.703068][ T32] Call trace: [ 1325.703130][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.703223][ T32] r10:8291a684 r9:dfa2dd84 r8:00000002 r7:60000013 r6:dfa2dd8c r5:84239800 [ 1325.703255][ T32] r4:84239800 [ 1325.703277][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.703347][ T32] r5:84239800 r4:8291a680 [ 1325.703399][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.703442][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.703483][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa2de08 [ 1325.703532][ T32] r4:00000000 [ 1325.703641][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.703683][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.703718][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.703757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e9440 [ 1325.703779][ T32] r4:00000000 [ 1325.703800][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.703848][ T32] r9:83018205 r8:84239800 r7:00000000 r6:83018200 r5:00001000 r4:7f195000 [ 1325.703874][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.703919][ T32] r5:00001000 r4:ed5f3000 [ 1325.703938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.703976][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.704017][ T32] r5:85d9778c r4:85d97400 [ 1325.704037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.704100][ T32] r7:ddde2d80 r6:83018200 r5:85d9778c r4:8478e980 [ 1325.704124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.704171][ T32] r10:61c88647 r9:84239800 r8:8478e9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.704194][ T32] r4:8478e980 [ 1325.704212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.704256][ T32] r10:00000000 r9:8478e980 r8:80287e08 r7:dfa01e60 r6:8478ea80 r5:84239800 ** 6 printk messages dropped ** [ 1325.704560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1325.705173][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 6 printk messages dropped ** [ 1325.705421][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1325.705708][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.706034][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 6 printk messages dropped ** [ 1325.706213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1325.706705][ T32] r10:8291a684 r9:dfaa1d84 r8:00000002 r7:60000113 r6:dfaa1d8c r5:8423c800 ** 5 printk messages dropped ** [ 1325.706915][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e08 ** 8 printk messages dropped ** [ 1325.707333][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.707487][ T32] r5:85b6b38c r4:85b6b000 ** 3 printk messages dropped ** [ 1325.707679][ T32] r10:61c88647 r9:8423c800 r8:847b49ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1325.708105][ T32] r4:847c8a40 ** 3 printk messages dropped ** [ 1325.731458][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.731799][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 6 printk messages dropped ** [ 1325.732065][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.732109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.732131][ T32] r4:e058ddc0 [ 1325.732150][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.732190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.732226][ T32] r4:00000000 [ 1325.732274][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.732328][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.732350][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.732413][ T32] r5:00001000 r4:dfb45000 [ 1325.732460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.732513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.732560][ T32] r5:84be038c r4:84be0000 [ 1325.732580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.732627][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1325.732676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.732728][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.732750][ T32] r4:84bbbe80 [ 1325.732769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.732813][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1325.732849][ T32] r4:00000001 [ 1325.732904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.732948][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.732975][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.733003][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.733057][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.733090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.733112][ T32] r4:84ba8680 [ 1325.733134][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.733162][ T32] INFO: task kworker/0:56:3286 blocked for more than 452 seconds. [ 1325.733196][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.733221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.733242][ T32] task:kworker/0:56 state:D stack:0 pid:3286 tgid:3286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.733311][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.733354][ T32] Call trace: [ 1325.733385][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.733441][ T32] r10:8291a684 r9:dfac9d84 r8:00000002 r7:60000013 r6:dfac9d8c r5:8423e000 [ 1325.733463][ T32] r4:8423e000 [ 1325.733483][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.733525][ T32] r5:8423e000 r4:8291a680 [ 1325.733545][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.733602][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.733699][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 [ 1325.733754][ T32] r4:00000000 [ 1325.733778][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.733837][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.733877][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.733919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c7340 [ 1325.733941][ T32] r4:00000000 [ 1325.733982][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.734028][ T32] r9:83018005 r8:8423e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1325.734049][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.734111][ T32] r5:00001000 r4:ecbe3000 [ 1325.734133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.734173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.734214][ T32] r5:85b6bb8c r4:85b6b800 [ 1325.734253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.734323][ T32] r7:dddced80 r6:83018000 r5:85b6bb8c r4:847b4a00 [ 1325.734362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.734498][ T32] r10:61c88647 r9:8423e000 r8:847b4a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.734548][ T32] r4:847b4a00 [ 1325.734590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.734684][ T32] r10:00000000 r9:847b4a00 r8:80287e08 r7:df9d1e60 r6:8478ed80 r5:8423e000 [ 1325.734710][ T32] r4:00000001 [ 1325.734730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.734766][ T32] Exception stack(0xdfac9fb0 to 0xdfac9ff8) [ 1325.734792][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.734819][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.734845][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.734872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.734902][ T32] r4:847c8b80 [ 1325.735161][ T32] INFO: task kworker/0:56:3286 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.735194][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.735264][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.735331][ T32] Call trace: [ 1325.735366][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.735427][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.735450][ T32] r4:00000000 [ 1325.735469][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.735506][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.735533][ T32] dd20: bd375000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.735603][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 ** 4 printk messages dropped ** [ 1325.735773][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1325.735932][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.736154][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.736381][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1325.736648][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.737433][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.737788][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.738036][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.738228][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1325.754236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.754470][ T32] r10:00000000 r9:84bbe680 r8:80287e08 r7:e04f9e60 r6:84bbe700 r5:84af9800 ** 6 printk messages dropped ** [ 1325.754723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1325.755703][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 6 printk messages dropped ** [ 1325.755962][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1325.756283][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.756622][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 2 printk messages dropped ** [ 1325.756722][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.756751][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.756779][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.756807][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.756835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.756856][ T32] r4:84ba8680 [ 1325.756887][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.756921][ T32] INFO: task kworker/0:71:3628 blocked for more than 452 seconds. [ 1325.756997][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.757046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.757070][ T32] task:kworker/0:71 state:D stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.757142][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.757210][ T32] Call trace: [ 1325.757254][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.757338][ T32] r10:8291a684 r9:e051dd84 r8:00000002 r7:60000113 r6:e051dd8c r5:84afbc00 [ 1325.757366][ T32] r4:84afbc00 [ 1325.757394][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.757440][ T32] r5:84afbc00 r4:8291a680 [ 1325.757481][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.757524][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.757566][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e051de08 [ 1325.757588][ T32] r4:00000000 [ 1325.757627][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.757666][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.757700][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.757740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baa5c0 [ 1325.757761][ T32] r4:00000000 [ 1325.757782][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.757824][ T32] r9:83018005 r8:84afbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1325.757846][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.757912][ T32] r5:00001000 r4:dfdd5000 [ 1325.757943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.758006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.758061][ T32] r5:84ac4b8c r4:84ac4800 [ 1325.758107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.770447][ T32] r7:dddced80 r6:83018000 r5:84ac4b8c r4:84bbe880 [ 1325.770491][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.770561][ T32] r10:61c88647 r9:84afbc00 r8:84bbe8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.770586][ T32] r4:84bbe880 [ 1325.770607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.770655][ T32] r10:00000000 r9:84bbe880 r8:80287e08 r7:e04ede60 r6:84bbe900 r5:84afbc00 [ 1325.770677][ T32] r4:00000001 [ 1325.770739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.770805][ T32] Exception stack(0xe051dfb0 to 0xe051dff8) [ 1325.770844][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.770873][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.770918][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.770950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.770974][ T32] r4:84bb9280 [ 1325.771383][ T32] INFO: task kworker/0:71:3628 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.771423][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.771493][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.771592][ T32] Call trace: [ 1325.771626][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.771680][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.771703][ T32] r4:00000000 [ 1325.771722][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.771851][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.771884][ T32] dd20: bd948000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.771948][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.772044][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.772092][ T32] r5:80000113 r4:80239bb0 [ 1325.772119][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.772174][ T32] r4:82ac21e4 [ 1325.772198][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.772249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.772301][ T32] r4:e058ddc0 [ 1325.772363][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.772423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.772446][ T32] r4:00000000 [ 1325.772466][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.772539][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.772566][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.772609][ T32] r5:00001000 r4:dfb45000 [ 1325.772630][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.772669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.772710][ T32] r5:84be038c r4:84be0000 [ 1325.772731][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1325.772919][ T32] r4:84bbbe80 ** 4 printk messages dropped ** [ 1325.773124][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 6 printk messages dropped ** [ 1325.773353][ T32] INFO: task kworker/1:202:3656 blocked for more than 452 seconds. ** 11 printk messages dropped ** [ 1325.773951][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1325.774104][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.774138][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.774178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1325.774200][ T32] r4:00000000 [ 1325.774245][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.774292][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1325.774314][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.774408][ T32] r5:00001000 r4:dfd07000 [ 1325.774485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.774569][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.774615][ T32] r5:84be078c r4:84be0400 [ 1325.774637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.774683][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1325.774703][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.774794][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.774824][ T32] r4:84bbbf00 [ 1325.774843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.774889][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1325.774911][ T32] r4:00000001 [ 1325.774949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.774988][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1325.775014][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.775068][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.775099][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.775127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.775149][ T32] r4:84ba87c0 [ 1325.775424][ T32] INFO: task kworker/1:202:3656 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.775462][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.775515][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.775607][ T32] Call trace: [ 1325.775669][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.775794][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.775824][ T32] r4:00000000 [ 1325.775846][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.775925][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 2 printk messages dropped ** [ 1325.776021][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1325.776194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 10 printk messages dropped ** [ 1325.776648][ T32] r5:84be038c r4:84be0000 ** 4 printk messages dropped ** [ 1325.776828][ T32] r4:84bbbe80 ** 4 printk messages dropped ** [ 1325.777035][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 3 printk messages dropped ** [ 1325.777141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1325.777344][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.777539][ T32] r4:84b08000 [ 1325.777560][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.777602][ T32] r5:84b08000 r4:8291a680 [ 1325.777623][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.777660][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.777701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b5e08 [ 1325.777722][ T32] r4:00000000 [ 1325.777741][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.777773][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.777806][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.777862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8e00 [ 1325.777887][ T32] r4:00000000 [ 1325.777907][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.777991][ T32] r9:83018205 r8:84b08000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1325.778017][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.778060][ T32] r5:00001000 r4:dfd81000 [ 1325.778079][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.778176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.801570][ T32] r5:84be138c r4:84be1000 [ 1325.801690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.801769][ T32] r7:ddde2d80 r6:83018200 r5:84be138c r4:84bbbf80 [ 1325.801792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.801841][ T32] r10:61c88647 r9:84b08000 r8:84bbbfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.801864][ T32] r4:84bbbf80 [ 1325.801883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.801983][ T32] r10:00000000 r9:84bbbf80 r8:80287e08 r7:e05ade60 r6:84bc4000 r5:84b08000 [ 1325.802063][ T32] r4:00000001 [ 1325.802089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.802130][ T32] Exception stack(0xe05b5fb0 to 0xe05b5ff8) [ 1325.802270][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.802326][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.802357][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.802393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.802417][ T32] r4:84ba86c0 [ 1325.802832][ T32] INFO: task kworker/1:203:3658 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.802871][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.802942][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.803024][ T32] Call trace: [ 1325.803058][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1325.803243][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 7 printk messages dropped ** [ 1325.803632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 8 printk messages dropped ** [ 1325.803940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.804270][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 9 printk messages dropped ** [ 1325.804657][ T32] INFO: task kworker/1:204:3660 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1325.805039][ T32] r5:84b08c00 r4:8291a680 ** 5 printk messages dropped ** [ 1325.805217][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.805643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1325.805821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1325.806119][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.806793][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.807050][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 5 printk messages dropped ** [ 1325.807340][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.807678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 8 printk messages dropped ** [ 1325.808059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1325.828941][ T32] r4:00000001 [ 1325.828961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.829000][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.829047][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.829081][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.829130][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.829163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.829215][ T32] r4:84ba8680 [ 1325.829244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.829274][ T32] INFO: task kworker/1:205:3664 blocked for more than 452 seconds. [ 1325.829330][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.829360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.829400][ T32] task:kworker/1:205 state:D stack:0 pid:3664 tgid:3664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.829463][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.829534][ T32] Call trace: [ 1325.829593][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.829681][ T32] r10:8291a684 r9:e04fdd84 r8:00000002 r7:60000013 r6:e04fdd8c r5:84355400 [ 1325.829708][ T32] r4:84355400 [ 1325.829728][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.829802][ T32] r5:84355400 r4:8291a680 [ 1325.829825][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.829866][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.829929][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04fde08 [ 1325.829979][ T32] r4:00000000 [ 1325.830025][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.830085][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.830128][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.830169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb6380 [ 1325.830210][ T32] r4:00000000 [ 1325.830234][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.830306][ T32] r9:83018205 r8:84355400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1325.830354][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.830433][ T32] r5:00001000 r4:dfda7000 [ 1325.830458][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.830523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.830570][ T32] r5:84be1b8c r4:84be1800 [ 1325.830619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.830693][ T32] r7:ddde2d80 r6:83018200 r5:84be1b8c r4:84bb2080 [ 1325.830717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.830764][ T32] r10:61c88647 r9:84355400 r8:84bb20ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.830788][ T32] r4:84bb2080 [ 1325.830807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.830851][ T32] r10:00000000 r9:84bb2080 r8:80287e08 r7:e05b5e60 r6:84bb2100 r5:84355400 [ 1325.830895][ T32] r4:00000001 [ 1325.830917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.830975][ T32] Exception stack(0xe04fdfb0 to 0xe04fdff8) [ 1325.831028][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.831060][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.831087][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.831114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.831158][ T32] r4:84ba8bc0 [ 1325.831699][ T32] INFO: task kworker/1:205:3664 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.831765][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.831826][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.832169][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 5 printk messages dropped ** [ 1325.832400][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.832603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 12 printk messages dropped ** [ 1325.833065][ T32] r4:84bbbe80 ** 4 printk messages dropped ** [ 1325.833231][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 6 printk messages dropped ** [ 1325.833521][ T32] INFO: task kworker/1:206:3665 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1325.833812][ T32] r4:83b58c00 ** 4 printk messages dropped ** [ 1325.833970][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0541e08 ** 8 printk messages dropped ** [ 1325.834280][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.834494][ T32] r5:84be178c r4:84be1400 ** 4 printk messages dropped ** [ 1325.834753][ T32] r4:84bb2180 ** 3 printk messages dropped ** [ 1325.834907][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.834946][ T32] Exception stack(0xe0541fb0 to 0xe0541ff8) [ 1325.834975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.835003][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.835030][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.835058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.835079][ T32] r4:84bb6100 [ 1325.835322][ T32] INFO: task kworker/1:206:3665 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.835355][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.835440][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.835516][ T32] Call trace: [ 1325.835583][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.835645][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.835682][ T32] r4:00000000 [ 1325.835705][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.835746][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.835775][ T32] dd20: be481000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.835876][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.835915][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.835942][ T32] r5:80000113 r4:80239bb0 [ 1325.835975][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.836017][ T32] r4:82ac21e4 [ 1325.836038][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.836112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.836138][ T32] r4:e058ddc0 [ 1325.836181][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.836233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.836256][ T32] r4:00000000 [ 1325.836297][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.836368][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.836400][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.836443][ T32] r5:00001000 r4:dfb45000 [ 1325.836465][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.836504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.836545][ T32] r5:84be038c r4:84be0000 [ 1325.836564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.836647][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1325.836673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.836721][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.836756][ T32] r4:84bbbe80 [ 1325.836778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.836868][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1325.836894][ T32] r4:00000001 [ 1325.836914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.836950][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.836976][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.837003][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.837029][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.837057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.837079][ T32] r4:84ba8680 [ 1325.837099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.837122][ T32] INFO: task kworker/1:207:3667 blocked for more than 452 seconds. [ 1325.837150][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.837172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.837193][ T32] task:kworker/1:207 state:D stack:0 pid:3667 tgid:3667 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.837235][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.837275][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.837503][ T32] r5:84968c00 r4:8291a680 ** 3 printk messages dropped ** [ 1325.837715][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.837876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbf1c0 [ 1325.837925][ T32] r4:00000000 [ 1325.837948][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.837993][ T32] r9:83018205 r8:84968c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1325.838014][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.838055][ T32] r5:00001000 r4:dfdbb000 [ 1325.838109][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.838208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.861061][ T32] r5:84be1f8c r4:84be1c00 [ 1325.861107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.861222][ T32] r7:ddde2d80 r6:83018200 r5:84be1f8c r4:84bb2280 [ 1325.861249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.861300][ T32] r10:61c88647 r9:84968c00 r8:84bb22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.861323][ T32] r4:84bb2280 [ 1325.861343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.861420][ T32] r10:00000000 r9:84bb2280 r8:80287e08 r7:e04fde60 r6:84bb2300 r5:84968c00 [ 1325.861448][ T32] r4:00000001 [ 1325.861469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.861508][ T32] Exception stack(0xe05d5fb0 to 0xe05d5ff8) [ 1325.861537][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.861565][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.861602][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.861636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.861689][ T32] r4:84bbf100 [ 1325.862128][ T32] INFO: task kworker/1:207:3667 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.862171][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.862241][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.862291][ T32] Call trace: [ 1325.862374][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.862437][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 5 printk messages dropped ** [ 1325.862603][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1325.862777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 7 printk messages dropped ** [ 1325.863121][ T32] r5:00001000 r4:dfb45000 ** 4 printk messages dropped ** [ 1325.863311][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 7 printk messages dropped ** [ 1325.863669][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 6 printk messages dropped ** [ 1325.863848][ T32] INFO: task kworker/1:208:3669 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1325.864321][ T32] r5:8496a400 r4:8291a680 ** 5 printk messages dropped ** [ 1325.864585][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.865031][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1325.865214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1325.865624][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.866195][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.866523][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 ** 8 printk messages dropped ** [ 1325.866840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 11 printk messages dropped ** [ 1325.867450][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1325.867652][ T32] r4:00000001 [ 1325.867677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.867715][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.867764][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.867796][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.867824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.867852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.867873][ T32] r4:84ba8680 [ 1325.867894][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.867940][ T32] INFO: task kworker/1:209:3670 blocked for more than 452 seconds. [ 1325.867992][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.868019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.868040][ T32] task:kworker/1:209 state:D stack:0 pid:3670 tgid:3670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.868143][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.882649][ T32] Call trace: [ 1325.882698][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.882770][ T32] r10:8291a684 r9:e05e1d84 r8:00000002 r7:60000113 r6:e05e1d8c r5:84968000 [ 1325.882839][ T32] r4:84968000 [ 1325.882867][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.882912][ T32] r5:84968000 r4:8291a680 [ 1325.882933][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.883012][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.883059][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e1e08 [ 1325.883108][ T32] r4:00000000 [ 1325.883130][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.883165][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.883203][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.883242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbf940 [ 1325.883265][ T32] r4:00000000 [ 1325.883283][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.883328][ T32] r9:83018205 r8:84968000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.883377][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.883435][ T32] r5:00001000 r4:dfe07000 [ 1325.883456][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.883495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.883537][ T32] r5:84be238c r4:84be2000 [ 1325.883604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.883656][ T32] r7:ddde2d80 r6:83018200 r5:84be238c r4:84bb2480 [ 1325.883677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.883724][ T32] r10:61c88647 r9:84968000 r8:84bb24ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.883773][ T32] r4:84bb2480 [ 1325.883797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.883843][ T32] r10:00000000 r9:84bb2480 r8:80287e08 r7:e05d9e60 r6:84bb2500 r5:84968000 [ 1325.883865][ T32] r4:00000001 [ 1325.883884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.883920][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 1325.883949][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.883977][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.884003][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.884062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.884118][ T32] r4:84bbf280 [ 1325.884538][ T32] INFO: task kworker/1:209:3670 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.884603][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.884671][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.884717][ T32] Call trace: [ 1325.884748][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.884830][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.884859][ T32] r4:00000000 [ 1325.884879][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1325.885028][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1325.885253][ T32] r4:e058ddc0 ** 5 printk messages dropped ** [ 1325.885458][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1325.885853][ T32] r4:84bbbe80 ** 4 printk messages dropped ** [ 1325.886010][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 6 printk messages dropped ** [ 1325.886188][ T32] INFO: task kworker/0:72:3673 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1325.886592][ T32] r4:8496bc00 ** 4 printk messages dropped ** [ 1325.886832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f9e08 ** 8 printk messages dropped ** [ 1325.887087][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1325.887246][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1325.887633][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1325.905103][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.905479][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 6 printk messages dropped ** [ 1325.905726][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1325.906008][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 8 printk messages dropped ** [ 1325.906437][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.906716][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.907001][ T32] task:kworker/0:73 state:D stack:0 pid:3674 tgid:3674 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.907729][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1325.907958][ T32] r9:83018005 r8:8496c800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1325.907984][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.908027][ T32] r5:00001000 r4:e00f1000 [ 1325.908046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.908084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.908186][ T32] r5:84ac538c r4:84ac5000 [ 1325.918640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.918744][ T32] r7:dddced80 r6:83018000 r5:84ac538c r4:84bc4180 [ 1325.918800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.918857][ T32] r10:61c88647 r9:8496c800 r8:84bc41ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.918882][ T32] r4:84bc4180 [ 1325.918953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.919010][ T32] r10:00000000 r9:84bc4180 r8:80287e08 r7:e05f9e60 r6:84bb2600 r5:8496c800 [ 1325.919033][ T32] r4:00000001 [ 1325.919112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.919197][ T32] Exception stack(0xe05fdfb0 to 0xe05fdff8) [ 1325.919232][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.919261][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.919287][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.919316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.919353][ T32] r4:84baa8c0 [ 1325.919855][ T32] INFO: task kworker/0:73:3674 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.919898][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.919998][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.920049][ T32] Call trace: [ 1325.920081][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.920147][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.920176][ T32] r4:00000000 [ 1325.920197][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.920237][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.920265][ T32] dd20: bf229000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.920294][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.920318][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.920341][ T32] r5:80000113 r4:80239bb0 [ 1325.920361][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.920416][ T32] r4:82ac21e4 [ 1325.920463][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.920510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.920533][ T32] r4:e058ddc0 [ 1325.920577][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.920623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.920647][ T32] r4:00000000 [ 1325.920692][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.920743][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.920765][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.920807][ T32] r5:00001000 r4:dfb45000 [ 1325.920827][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.920872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.920942][ T32] r5:84be038c r4:84be0000 [ 1325.920992][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.921068][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1325.921094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.921166][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.921195][ T32] r4:84bbbe80 [ 1325.921240][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.921290][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1325.921313][ T32] r4:00000001 [ 1325.921399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.921439][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1325.921470][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.921500][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.921526][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.921580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.921614][ T32] r4:84ba8680 [ 1325.921639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.921678][ T32] INFO: task kworker/1:210:3677 blocked for more than 452 seconds. [ 1325.921751][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.921779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.921802][ T32] task:kworker/1:210 state:D stack:0 pid:3677 tgid:3677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.921846][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.921887][ T32] Call trace: [ 1325.921917][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.922012][ T32] r10:8291a684 r9:e0605d84 r8:00000002 r7:60000013 r6:e0605d8c r5:8496d400 [ 1325.922047][ T32] r4:8496d400 [ 1325.922068][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.922111][ T32] r5:8496d400 r4:8291a680 [ 1325.922131][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.922169][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.922220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0605e08 [ 1325.922272][ T32] r4:00000000 [ 1325.922293][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.922329][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.922365][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.922413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbfc40 [ 1325.922436][ T32] r4:00000000 [ 1325.922455][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.922498][ T32] r9:83018205 r8:8496d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1325.922520][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.922561][ T32] r5:00001000 r4:dfe25000 [ 1325.922580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.922663][ T32] r5:84be2b8c r4:84be2800 ** 3 printk messages dropped ** [ 1325.922858][ T32] r10:61c88647 r9:8496d400 r8:84bb26ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.923219][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.923838][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.924061][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 6 printk messages dropped ** [ 1325.924421][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1325.924792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.925211][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 5 printk messages dropped ** [ 1325.925443][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.925473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.925516][ T32] r4:84ba8680 [ 1325.925614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.925642][ T32] INFO: task kworker/1:211:3679 blocked for more than 452 seconds. [ 1325.925693][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.925719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.925740][ T32] task:kworker/1:211 state:D stack:0 pid:3679 tgid:3679 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.925809][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.925855][ T32] Call trace: [ 1325.925884][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.925930][ T32] r10:8291a684 r9:e060dd84 r8:00000002 r7:60000013 r6:e060dd8c r5:84969800 [ 1325.925975][ T32] r4:84969800 [ 1325.925999][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.926042][ T32] r5:84969800 r4:8291a680 [ 1325.926062][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.926101][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.926164][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e060de08 [ 1325.926190][ T32] r4:00000000 [ 1325.926209][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.926266][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.926303][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.926344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbfe40 [ 1325.926365][ T32] r4:00000000 [ 1325.926396][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.926440][ T32] r9:83018205 r8:84969800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1325.926489][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.926559][ T32] r5:00001000 r4:dfe41000 [ 1325.926607][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.926651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.926693][ T32] r5:84be2f8c r4:84be2c00 [ 1325.926737][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.926788][ T32] r7:ddde2d80 r6:83018200 r5:84be2f8c r4:84bb2780 [ 1325.926858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.926908][ T32] r10:61c88647 r9:84969800 r8:84bb27ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.926931][ T32] r4:84bb2780 [ 1325.926949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.926994][ T32] r10:00000000 r9:84bb2780 r8:80287e08 r7:e0605e60 r6:84bb2800 r5:84969800 [ 1325.927015][ T32] r4:00000001 [ 1325.927033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.927068][ T32] Exception stack(0xe060dfb0 to 0xe060dff8) [ 1325.927181][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.927213][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.927239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.927289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.927315][ T32] r4:84bbf880 [ 1325.927575][ T32] INFO: task kworker/1:211:3679 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.927654][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.927740][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.927830][ T32] Call trace: [ 1325.927862][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.927987][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.928015][ T32] r4:00000000 [ 1325.928057][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.928101][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.928192][ T32] dd20: bf229000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.950303][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.950354][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.950394][ T32] r5:80000113 r4:80239bb0 [ 1325.950443][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.950510][ T32] r4:82ac21e4 [ 1325.950532][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.950598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.950626][ T32] r4:e058ddc0 [ 1325.950646][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.950689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.950711][ T32] r4:00000000 [ 1325.950731][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.950798][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.950824][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.950894][ T32] r5:00001000 r4:dfb45000 [ 1325.950939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1325.951098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1325.951402][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.951666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1325.952105][ T32] r10:8291a684 r9:e0619d84 r8:00000002 r7:60000113 r6:e0619d8c r5:8496b000 ** 8 printk messages dropped ** [ 1325.952543][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.953060][ T32] r5:84be338c r4:84be3000 ** 1 printk messages dropped ** [ 1325.953131][ T32] r7:ddde2d80 r6:83018200 r5:84be338c r4:84bb2880 ** 4 printk messages dropped ** [ 1325.953331][ T32] r10:00000000 r9:84bb2880 r8:80287e08 r7:e060de60 r6:84bb2900 r5:8496b000 ** 7 printk messages dropped ** [ 1325.953554][ T32] r4:84bbf980 ** 8 printk messages dropped ** [ 1325.954411][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 8 printk messages dropped ** [ 1325.954716][ T32] r4:e058ddc0 ** 10 printk messages dropped ** [ 1325.955122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1325.955511][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.955539][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.955611][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.955653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.955720][ T32] r4:84ba8680 [ 1325.955745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.955796][ T32] INFO: task kworker/1:213:3684 blocked for more than 452 seconds. [ 1325.955827][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.955850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.955897][ T32] task:kworker/1:213 state:D stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.955944][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.955986][ T32] Call trace: [ 1325.956041][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.956093][ T32] r10:8291a684 r9:e05f5d84 r8:00000002 r7:60000113 r6:e05f5d8c r5:8496ec00 [ 1325.956140][ T32] r4:8496ec00 [ 1325.956164][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.956207][ T32] r5:8496ec00 r4:8291a680 [ 1325.956227][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.956264][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.956305][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f5e08 [ 1325.956327][ T32] r4:00000000 [ 1325.956347][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.956381][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.956422][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.956463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a80 [ 1325.956485][ T32] r4:00000000 [ 1325.956504][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.956547][ T32] r9:83018205 r8:8496ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1325.956568][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.956610][ T32] r5:00001000 r4:e001b000 [ 1325.956629][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.956714][ T32] r5:84be378c r4:84be3400 ** 2 printk messages dropped ** [ 1325.956843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1325.957429][ T32] INFO: task kworker/1:213:3684 is blocked on a mutex likely owned by task kworker/1:201:3654. ** 15 printk messages dropped ** [ 1325.958090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 12 printk messages dropped ** [ 1325.978908][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 9 printk messages dropped ** [ 1325.979304][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1325.980065][ T32] r5:8496e000 r4:8291a680 ** 7 printk messages dropped ** [ 1325.980316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba7380 ** 11 printk messages dropped ** [ 1325.980740][ T32] r10:61c88647 r9:8496e000 r8:84bb2aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1325.981500][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1325.982273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 14 printk messages dropped ** [ 1325.982893][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 13 printk messages dropped ** [ 1325.983307][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1325.983754][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1325.984108][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.984187][ T32] r5:84be3b8c r4:84be3800 [ 1325.984207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.984251][ T32] r7:ddde2d80 r6:83018200 r5:84be3b8c r4:84bb2b80 [ 1325.984272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.984342][ T32] r10:61c88647 r9:84356c00 r8:84bb2bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.984368][ T32] r4:84bb2b80 [ 1325.984396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.984445][ T32] r10:00000000 r9:84bb2b80 r8:80287e08 r7:e0571e60 r6:84bb2c00 r5:84356c00 [ 1325.984467][ T32] r4:00000001 [ 1325.984485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.984519][ T32] Exception stack(0xe061dfb0 to 0xe061dff8) [ 1325.984545][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.984573][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.984598][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.984626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.984649][ T32] r4:84ba7000 [ 1325.984845][ T32] INFO: task kworker/1:215:3686 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1325.984879][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.984932][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.984984][ T32] Call trace: [ 1325.985029][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.985114][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1325.985142][ T32] r4:00000000 [ 1325.985163][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.985204][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1325.985232][ T32] dd20: bfada000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1325.985261][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1325.985286][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.985330][ T32] r5:80000113 r4:80239bb0 [ 1325.985355][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.985401][ T32] r4:82ac21e4 [ 1325.985422][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.985464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1325.985487][ T32] r4:e058ddc0 [ 1325.985505][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.985546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1325.985569][ T32] r4:00000000 [ 1325.985588][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.985634][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.985655][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.985698][ T32] r5:00001000 r4:dfb45000 [ 1325.985731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.985777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.985821][ T32] r5:84be038c r4:84be0000 [ 1325.985841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.985889][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1325.985910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.985957][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1325.986065][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 10 printk messages dropped ** [ 1325.986426][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1325.986785][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1325.987314][ T32] r5:84be838c r4:84be8000 [ 1325.987336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1325.987837][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1326.014124][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 ** 16 printk messages dropped ** [ 1326.014779][ T32] r5:84be038c r4:84be0000 ** 7 printk messages dropped ** [ 1326.015110][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1326.015430][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1326.015965][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1326.016550][ T32] r5:84be878c r4:84be8400 ** 3 printk messages dropped ** [ 1326.016728][ T32] r10:61c88647 r9:84368000 r8:84bb2dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1326.016839][ T32] r4:00000001 [ 1326.016858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.016892][ T32] Exception stack(0xe0625fb0 to 0xe0625ff8) [ 1326.016917][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.016945][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.016970][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.016998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.017020][ T32] r4:84ba7340 [ 1326.017340][ T32] INFO: task kworker/1:217:3691 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.017380][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.017486][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.017544][ T32] Call trace: [ 1326.017598][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.017652][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.017676][ T32] r4:00000000 [ 1326.017695][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.017733][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.017761][ T32] dd20: bfeff000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.017789][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.017814][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.017837][ T32] r5:80000113 r4:80239bb0 [ 1326.017858][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.017897][ T32] r4:82ac21e4 [ 1326.017926][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.017969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.017991][ T32] r4:e058ddc0 [ 1326.018010][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.018050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.018072][ T32] r4:00000000 [ 1326.018091][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.030671][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.030739][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.030805][ T32] r5:00001000 r4:dfb45000 [ 1326.030827][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.030868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.030922][ T32] r5:84be038c r4:84be0000 [ 1326.030947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.031007][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.031032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.031081][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.031104][ T32] r4:84bbbe80 [ 1326.031124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1326.031438][ T32] r4:84ba8680 ** 8 printk messages dropped ** [ 1326.031946][ T32] r10:8291a684 r9:e0629d84 r8:00000002 r7:60000013 r6:e0629d8c r5:84368c00 ** 11 printk messages dropped ** [ 1326.032524][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.032828][ T32] r5:84be8b8c r4:84be8800 [ 1326.032853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1326.033309][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1326.034164][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 14 printk messages dropped ** [ 1326.034820][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.035155][ T32] r4:84bbbe80 [ 1326.035174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.035220][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.035242][ T32] r4:00000001 [ 1326.035261][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.035295][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.035322][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.035350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.035376][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.035415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.035438][ T32] r4:84ba8680 [ 1326.035460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.035484][ T32] INFO: task kworker/1:219:3695 blocked for more than 452 seconds. [ 1326.035513][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.035536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.035600][ T32] task:kworker/1:219 state:D stack:0 pid:3695 tgid:3695 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.035651][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.035710][ T32] Call trace: [ 1326.035744][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.035792][ T32] r10:8291a684 r9:e062dd84 r8:00000002 r7:60000113 r6:e062dd8c r5:84369800 [ 1326.035815][ T32] r4:84369800 [ 1326.035835][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.035877][ T32] r5:84369800 r4:8291a680 [ 1326.035897][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.035954][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.036000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e062de08 [ 1326.036044][ T32] r4:00000000 [ 1326.036074][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.036112][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.036147][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.036186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba7980 [ 1326.036208][ T32] r4:00000000 [ 1326.036237][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.036283][ T32] r9:83018205 r8:84369800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 ** 4 printk messages dropped ** [ 1326.036504][ T32] r5:84be8f8c r4:84be8c00 [ 1326.036526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1326.036812][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.037471][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.037801][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1326.038090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 14 printk messages dropped ** [ 1326.061411][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 10 printk messages dropped ** [ 1326.061837][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1326.062289][ T32] r5:8436a400 r4:8291a680 ** 2 printk messages dropped ** [ 1326.062471][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0631e08 [ 1326.062519][ T32] r4:00000000 [ 1326.062570][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.062609][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.062648][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.062701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba7ac0 [ 1326.062726][ T32] r4:00000000 [ 1326.062766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.062834][ T32] r9:83018205 r8:8436a400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.062859][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.062926][ T32] r5:00001000 r4:e00df000 [ 1326.062975][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.063038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.063105][ T32] r5:84be938c r4:84be9000 [ 1326.063131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.063187][ T32] r7:ddde2d80 r6:83018200 r5:84be938c r4:84bc9080 [ 1326.063233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.063285][ T32] r10:61c88647 r9:8436a400 r8:84bc90ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.063327][ T32] r4:84bc9080 [ 1326.063349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.063419][ T32] r10:00000000 r9:84bc9080 r8:80287e08 r7:e062de60 r6:84bc9100 r5:8436a400 [ 1326.063446][ T32] r4:00000001 [ 1326.063465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.063501][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1326.063529][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.063623][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.063668][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.063701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.063746][ T32] r4:84ba7800 [ 1326.064149][ T32] INFO: task kworker/1:220:3697 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.064184][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.064287][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.064349][ T32] Call trace: [ 1326.064398][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.064454][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.064479][ T32] r4:00000000 [ 1326.064498][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.064537][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.064565][ T32] dd20: c08fc000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.064593][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.064619][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.064675][ T32] r5:80000113 r4:80239bb0 [ 1326.064702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 14 printk messages dropped ** [ 1326.065346][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.065694][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 4 printk messages dropped ** [ 1326.065830][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.066203][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.066422][ T32] r4:8436bc00 ** 1 printk messages dropped ** [ 1326.066506][ T32] r5:8436bc00 r4:8291a680 [ 1326.066530][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.066570][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.066633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0635e08 [ 1326.066659][ T32] r4:00000000 [ 1326.066699][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.066738][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.066783][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.066827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baa380 [ 1326.066850][ T32] r4:00000000 [ 1326.066870][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.066913][ T32] r9:83018205 r8:8436bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1326.066935][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.066989][ T32] r5:00001000 r4:e0131000 [ 1326.067011][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.067073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.067118][ T32] r5:84be9b8c r4:84be9800 [ 1326.067171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.067220][ T32] r7:ddde2d80 r6:83018200 r5:84be9b8c r4:84bc9180 [ 1326.067260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.067330][ T32] r10:61c88647 r9:8436bc00 r8:84bc91ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.067356][ T32] r4:84bc9180 [ 1326.067403][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.067454][ T32] r10:00000000 r9:84bc9180 r8:80287e08 r7:e0631e60 r6:84bc9200 r5:8436bc00 [ 1326.067497][ T32] r4:00000001 [ 1326.067520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.067603][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.067657][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.067709][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.067770][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.067816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.067840][ T32] r4:84ba7940 [ 1326.068081][ T32] INFO: task kworker/1:221:3699 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.088541][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.088654][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.088732][ T32] Call trace: [ 1326.088766][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.088824][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 4 printk messages dropped ** [ 1326.088968][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 ** 6 printk messages dropped ** [ 1326.089201][ T32] r4:e058ddc0 ** 5 printk messages dropped ** [ 1326.089406][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1326.089825][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 5 printk messages dropped ** [ 1326.089985][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.090261][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.090633][ T32] r5:84b0a400 r4:8291a680 ** 3 printk messages dropped ** [ 1326.090799][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.090925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc7a40 [ 1326.090947][ T32] r4:00000000 [ 1326.090987][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.091039][ T32] r9:83018005 r8:84b0a400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1326.091073][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.091138][ T32] r5:00001000 r4:df961000 [ 1326.091191][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.091233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.091284][ T32] r5:84ac638c r4:84ac6000 [ 1326.091307][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.091374][ T32] r7:dddced80 r6:83018000 r5:84ac638c r4:84bc4200 [ 1326.091432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.091483][ T32] r10:61c88647 r9:84b0a400 r8:84bc422c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.091536][ T32] r4:84bc4200 [ 1326.091611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.091669][ T32] r10:00000000 r9:84bc4200 r8:80287e08 r7:e05f9e60 r6:84bc4280 r5:84b0a400 [ 1326.091717][ T32] r4:00000001 [ 1326.091742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.091780][ T32] Exception stack(0xe0611fb0 to 0xe0611ff8) [ 1326.091827][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.091905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.091975][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.092009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.092033][ T32] r4:84bc7480 [ 1326.092469][ T32] INFO: task kworker/0:74:3702 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.092511][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.092622][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.092684][ T32] Call trace: [ 1326.092746][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.092803][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.092827][ T32] r4:00000000 [ 1326.092847][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.092896][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.092927][ T32] dd20: c0d2e000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.092958][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.092983][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.093006][ T32] r5:80000113 r4:80239bb0 [ 1326.093027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.093068][ T32] r4:82ac21e4 [ 1326.093109][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.093164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.093190][ T32] r4:e058ddc0 [ 1326.093210][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.093252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.093296][ T32] r4:00000000 [ 1326.093319][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.093367][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.093389][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.093447][ T32] r5:00001000 r4:dfb45000 [ 1326.093468][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.093508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.093549][ T32] r5:84be038c r4:84be0000 [ 1326.093568][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.093634][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.093665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.093714][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.093737][ T32] r4:84bbbe80 [ 1326.093756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.093821][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.093848][ T32] r4:00000001 [ 1326.093868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.093925][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.093964][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.093994][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.094021][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.094050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.094072][ T32] r4:84ba8680 [ 1326.094113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.094141][ T32] INFO: task kworker/0:75:3703 blocked for more than 452 seconds. [ 1326.094171][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.094194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.094216][ T32] task:kworker/0:75 state:D stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.094261][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.094333][ T32] Call trace: [ 1326.094403][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.094474][ T32] r10:8291a684 r9:e0639d84 r8:00000002 r7:60000113 r6:e0639d8c r5:84b0b000 [ 1326.094501][ T32] r4:84b0b000 [ 1326.094522][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.094565][ T32] r5:84b0b000 r4:8291a680 [ 1326.094607][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.094659][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.094721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0639e08 [ 1326.094746][ T32] r4:00000000 [ 1326.094765][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.094801][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.094835][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.094895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc77c0 [ 1326.094936][ T32] r4:00000000 [ 1326.094959][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.095025][ T32] r9:83018005 r8:84b0b000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1326.095051][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.095093][ T32] r5:00001000 r4:e0123000 [ 1326.095121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.095163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.095205][ T32] r5:84ac5b8c r4:84ac5800 [ 1326.095225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.095272][ T32] r7:dddced80 r6:83018000 r5:84ac5b8c r4:84bc4300 [ 1326.095293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.095339][ T32] r10:61c88647 r9:84b0b000 r8:84bc432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.095362][ T32] r4:84bc4300 [ 1326.095406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.095475][ T32] r10:00000000 r9:84bc4300 r8:80287e08 r7:e0611e60 r6:84bc4380 r5:84b0b000 [ 1326.095502][ T32] r4:00000001 [ 1326.095564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.095656][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1326.095702][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.095735][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.095771][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.095803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.095825][ T32] r4:84bc7480 [ 1326.096077][ T32] INFO: task kworker/0:75:3703 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.096113][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.096191][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.096271][ T32] Call trace: [ 1326.096356][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.096418][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.096443][ T32] r4:00000000 [ 1326.096462][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.096501][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.096529][ T32] dd20: c0d2e000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.096594][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.096622][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.096650][ T32] r5:80000113 r4:80239bb0 [ 1326.096705][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.096769][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1326.096837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 10 printk messages dropped ** [ 1326.097224][ T32] r5:84be038c r4:84be0000 ** 4 printk messages dropped ** [ 1326.097474][ T32] r4:84bbbe80 ** 4 printk messages dropped ** [ 1326.097733][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 6 printk messages dropped ** [ 1326.097982][ T32] INFO: task kworker/1:222:3705 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1326.118995][ T32] r4:8436d400 ** 4 printk messages dropped ** [ 1326.119234][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0641e08 ** 10 printk messages dropped ** [ 1326.119666][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.119896][ T32] r7:ddde2d80 r6:83018200 r5:84be978c r4:84bc9280 ** 4 printk messages dropped ** [ 1326.120054][ T32] r10:00000000 r9:84bc9280 r8:80287e08 r7:e0635e60 r6:84bc9300 r5:8436d400 ** 8 printk messages dropped ** [ 1326.120757][ T32] INFO: task kworker/1:222:3705 is blocked on a mutex likely owned by task kworker/1:201:3654. ** 9 printk messages dropped ** [ 1326.121213][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 ** 8 printk messages dropped ** [ 1326.121491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 11 printk messages dropped ** [ 1326.122024][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1326.122292][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.122625][ T32] task:kworker/0:76 state:D stack:0 pid:3707 tgid:3707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.122676][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.122744][ T32] Call trace: [ 1326.122776][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.122824][ T32] r10:8291a684 r9:e063dd84 r8:00000002 r7:60000113 r6:e063dd8c r5:84b0bc00 [ 1326.122847][ T32] r4:84b0bc00 [ 1326.122866][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.122930][ T32] r5:84b0bc00 r4:8291a680 [ 1326.122973][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.123016][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.123058][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e063de08 [ 1326.123080][ T32] r4:00000000 [ 1326.123099][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.123133][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.123195][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.123242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc7b40 [ 1326.123265][ T32] r4:00000000 [ 1326.123285][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.123353][ T32] r9:83018005 r8:84b0bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1326.123380][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.123429][ T32] r5:00001000 r4:dfba9000 [ 1326.123465][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.123528][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.123630][ T32] r5:84ac678c r4:84ac6400 [ 1326.123652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.123753][ T32] r7:dddced80 r6:83018000 r5:84ac678c r4:84bc4400 [ 1326.123799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.123852][ T32] r10:61c88647 r9:84b0bc00 r8:84bc442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.123875][ T32] r4:84bc4400 [ 1326.123893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.123937][ T32] r10:00000000 r9:84bc4400 r8:80287e08 r7:e0611e60 r6:84bc4480 r5:84b0bc00 [ 1326.123959][ T32] r4:00000001 [ 1326.123977][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.124011][ T32] Exception stack(0xe063dfb0 to 0xe063dff8) [ 1326.124058][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.124111][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.124183][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.124235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.124266][ T32] r4:84bc7640 [ 1326.124552][ T32] INFO: task kworker/0:76:3707 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.124588][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.124666][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.124754][ T32] Call trace: [ 1326.124809][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.124861][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.124907][ T32] r4:00000000 [ 1326.124930][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.124970][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.125018][ T32] dd20: c0f88000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.125061][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 ** 4 printk messages dropped ** [ 1326.125280][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1326.125769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.126045][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 5 printk messages dropped ** [ 1326.126303][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.126632][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.126997][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.127205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc7e80 ** 7 printk messages dropped ** [ 1326.127538][ T32] r5:84ac6f8c r4:84ac6c00 [ 1326.127619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.127679][ T32] r7:dddced80 r6:83018000 r5:84ac6f8c r4:84bc4500 [ 1326.127701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.127748][ T32] r10:61c88647 r9:84b0c800 r8:84bc452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.127771][ T32] r4:84bc4500 [ 1326.127811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.127872][ T32] r10:00000000 r9:84bc4500 r8:80287e08 r7:e063de60 r6:84bc4580 r5:84b0c800 [ 1326.127917][ T32] r4:00000001 [ 1326.127948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.127986][ T32] Exception stack(0xe0645fb0 to 0xe0645ff8) [ 1326.128014][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.128042][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.128068][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.128155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.158697][ T32] r4:84bc78c0 [ 1326.159142][ T32] INFO: task kworker/0:77:3712 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.159180][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.159254][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.159361][ T32] Call trace: [ 1326.159422][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.159506][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.159588][ T32] r4:00000000 [ 1326.159622][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.159671][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.159701][ T32] dd20: c1931000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.159735][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.159792][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.159839][ T32] r5:80000113 r4:80239bb0 [ 1326.159864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.159908][ T32] r4:82ac21e4 [ 1326.159928][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.159971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.159994][ T32] r4:e058ddc0 [ 1326.160036][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.160084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.160131][ T32] r4:00000000 [ 1326.160164][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.160235][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.160291][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.160348][ T32] r5:00001000 r4:dfb45000 [ 1326.160373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.160429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.160472][ T32] r5:84be038c r4:84be0000 [ 1326.160493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.160574][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.160617][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.160688][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.160720][ T32] r4:84bbbe80 ** 2 printk messages dropped ** [ 1326.160819][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.160933][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.161232][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.161528][ T32] r5:84b0d400 r4:8291a680 ** 2 printk messages dropped ** [ 1326.161635][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffb1e08 ** 8 printk messages dropped ** [ 1326.162002][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.162155][ T32] r5:84ac6b8c r4:84ac6800 ** 3 printk messages dropped ** [ 1326.162340][ T32] r10:61c88647 r9:84b0d400 r8:84bc462c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.162758][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.163365][ T32] Call trace: [ 1326.163404][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.163458][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.163522][ T32] r4:00000000 [ 1326.163604][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.163659][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.163690][ T32] dd20: c1931000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.163720][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.163766][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.163795][ T32] r5:80000113 r4:80239bb0 [ 1326.163818][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.163860][ T32] r4:82ac21e4 [ 1326.163882][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.163924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.163947][ T32] r4:e058ddc0 [ 1326.163988][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.164034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.164057][ T32] r4:00000000 [ 1326.164100][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.164151][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.164175][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.164240][ T32] r5:00001000 r4:dfb45000 [ 1326.164264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.164306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.164348][ T32] r5:84be038c r4:84be0000 [ 1326.164383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.164451][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.164475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.164523][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.164547][ T32] r4:84bbbe80 [ 1326.164587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.164641][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.164666][ T32] r4:00000001 [ 1326.164686][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.164786][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.164817][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.164846][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.164873][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.164927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.164954][ T32] r4:84ba8680 [ 1326.164987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.165016][ T32] INFO: task kworker/1:223:3715 blocked for more than 452 seconds. [ 1326.165056][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.165094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.165120][ T32] task:kworker/1:223 state:D stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.165168][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.165212][ T32] Call trace: ** 2 printk messages dropped ** [ 1326.165317][ T32] r4:84b0e000 ** 4 printk messages dropped ** [ 1326.165572][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0441e08 ** 10 printk messages dropped ** [ 1326.165962][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.166044][ T32] r5:84713b8c r4:84713800 ** 1 printk messages dropped ** [ 1326.166132][ T32] r7:ddde2d80 r6:83018200 r5:84713b8c r4:84bc9380 ** 4 printk messages dropped ** [ 1326.166354][ T32] r10:00000000 r9:84bc9380 r8:80287e08 r7:e0635e60 r6:84bc4700 r5:84b0e000 ** 8 printk messages dropped ** [ 1326.166865][ T32] INFO: task kworker/1:223:3715 is blocked on a mutex likely owned by task kworker/1:201:3654. ** 7 printk messages dropped ** [ 1326.167226][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 6 printk messages dropped ** [ 1326.167593][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1326.167977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.186922][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.187065][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.187308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1326.187446][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.187529][ T32] Call trace: [ 1326.187651][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.187741][ T32] r10:8291a684 r9:e04c5d84 r8:00000002 r7:60000113 r6:e04c5d8c r5:8436e000 [ 1326.187789][ T32] r4:8436e000 [ 1326.187819][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.187883][ T32] r5:8436e000 r4:8291a680 [ 1326.187928][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.187972][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.188015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04c5e08 [ 1326.188038][ T32] r4:00000000 [ 1326.188078][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.200349][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.200480][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.200574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843e2d00 [ 1326.200604][ T32] r4:00000000 [ 1326.200627][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.200679][ T32] r9:83018205 r8:8436e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1326.200702][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.200748][ T32] r5:00001000 r4:e0759000 [ 1326.200770][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.200832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.200899][ T32] r5:84be9f8c r4:84be9c00 [ 1326.200945][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.201003][ T32] r7:ddde2d80 r6:83018200 r5:84be9f8c r4:84bc9400 [ 1326.201025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.201072][ T32] r10:61c88647 r9:8436e000 r8:84bc942c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.201094][ T32] r4:84bc9400 [ 1326.201113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.201158][ T32] r10:00000000 r9:84bc9400 r8:80287e08 r7:e0441e60 r6:84bc9480 r5:8436e000 [ 1326.201181][ T32] r4:00000001 [ 1326.201200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.201237][ T32] Exception stack(0xe04c5fb0 to 0xe04c5ff8) [ 1326.201267][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.201295][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.201321][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.201350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.201372][ T32] r4:84ba9040 [ 1326.201833][ T32] INFO: task kworker/1:224:3717 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.201898][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.201995][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.202045][ T32] Call trace: [ 1326.202076][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.202129][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.202181][ T32] r4:00000000 [ 1326.202206][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.202247][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.202289][ T32] dd20: c20cb000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.202360][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.202419][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.202448][ T32] r5:80000113 r4:80239bb0 [ 1326.202490][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.202555][ T32] r4:82ac21e4 [ 1326.202616][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.202689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.202716][ T32] r4:e058ddc0 [ 1326.202737][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.202810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.202852][ T32] r4:00000000 [ 1326.202875][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.202922][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.202944][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.202985][ T32] r5:00001000 r4:dfb45000 [ 1326.203005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.203043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.203083][ T32] r5:84be038c r4:84be0000 [ 1326.203104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.203149][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.203172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.203233][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.203259][ T32] r4:84bbbe80 [ 1326.203298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.203429][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.203499][ T32] r4:00000001 [ 1326.203522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1326.203699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1326.204100][ T32] r10:8291a684 r9:e0499d84 r8:00000002 r7:60000113 r6:e0499d8c r5:84b0ec00 ** 5 printk messages dropped ** [ 1326.204311][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0499e08 ** 10 printk messages dropped ** [ 1326.204700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.204805][ T32] r5:84ac738c r4:84ac7000 ** 1 printk messages dropped ** [ 1326.204890][ T32] r7:dddced80 r6:83018000 r5:84ac738c r4:84bc4780 ** 1 printk messages dropped ** [ 1326.204972][ T32] r10:61c88647 r9:84b0ec00 r8:84bc47ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1326.205324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1326.205716][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.205766][ T32] Call trace: [ 1326.205808][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.205860][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.205883][ T32] r4:00000000 [ 1326.205931][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.205974][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.206003][ T32] dd20: c20cb000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.206031][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.206056][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.206086][ T32] r5:80000113 r4:80239bb0 [ 1326.206169][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.206217][ T32] r4:82ac21e4 [ 1326.206239][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.206280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.206337][ T32] r4:e058ddc0 [ 1326.206385][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.206458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.206498][ T32] r4:00000000 [ 1326.206519][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.206586][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.206644][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.206698][ T32] r5:00001000 r4:dfb45000 [ 1326.206718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.206757][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.206798][ T32] r5:84be038c r4:84be0000 [ 1326.206817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.206864][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.206907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.206987][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.207013][ T32] r4:84bbbe80 [ 1326.207052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.207104][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.207128][ T32] r4:00000001 [ 1326.207147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.207182][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.207228][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.207260][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.207286][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.207323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.207348][ T32] r4:84ba8680 [ 1326.207368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.207399][ T32] INFO: task kworker/0:80:3720 blocked for more than 452 seconds. [ 1326.207428][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.207452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.207473][ T32] task:kworker/0:80 state:D stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.207516][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.207603][ T32] Call trace: [ 1326.207641][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.207694][ T32] r10:8291a684 r9:e04d1d84 r8:00000002 r7:60000013 r6:e04d1d8c r5:84b09800 [ 1326.207732][ T32] r4:84b09800 ** 1 printk messages dropped ** [ 1326.207802][ T32] r5:84b09800 r4:8291a680 ** 3 printk messages dropped ** [ 1326.207924][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.208098][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.220093][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.220138][ T32] r5:84ac778c r4:84ac7400 ** 1 printk messages dropped ** [ 1326.220205][ T32] r7:dddced80 r6:83018000 r5:84ac778c r4:84bc4880 ** 5 printk messages dropped ** [ 1326.220383][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.220560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.221174][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.221257][ T32] Call trace: [ 1326.221354][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.221421][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.221446][ T32] r4:00000000 [ 1326.221467][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.221506][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.221543][ T32] dd20: c20cb000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.221597][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.221661][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.221690][ T32] r5:80000113 r4:80239bb0 [ 1326.221734][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.221779][ T32] r4:82ac21e4 [ 1326.221841][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.221961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.222005][ T32] r4:e058ddc0 [ 1326.222049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.222114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.222140][ T32] r4:00000000 [ 1326.222160][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.222206][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.222228][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.222279][ T32] r5:00001000 r4:dfb45000 ** 3 printk messages dropped ** [ 1326.222444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1326.222874][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 5 printk messages dropped ** [ 1326.223060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1326.223617][ T32] r4:84990000 ** 4 printk messages dropped ** [ 1326.223877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04a5e08 ** 7 printk messages dropped ** [ 1326.224228][ T32] r9:83018005 r8:84990000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1326.224472][ T32] r5:844d478c r4:844d4400 [ 1326.224497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.224546][ T32] r7:dddced80 r6:83018000 r5:844d478c r4:84bc4980 [ 1326.224589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.224643][ T32] r10:61c88647 r9:84990000 r8:84bc49ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.224669][ T32] r4:84bc4980 [ 1326.224708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.224759][ T32] r10:00000000 r9:84bc4980 r8:80287e08 r7:e04d1e60 r6:84bc4a00 r5:84990000 [ 1326.224802][ T32] r4:00000001 [ 1326.224873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.224912][ T32] Exception stack(0xe04a5fb0 to 0xe04a5ff8) [ 1326.224939][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.224967][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.224992][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.225020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.225050][ T32] r4:84bc7e40 [ 1326.225278][ T32] INFO: task kworker/0:81:3722 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.225315][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.225388][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.225461][ T32] Call trace: [ 1326.225504][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.225558][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.225582][ T32] r4:00000000 [ 1326.225601][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.225641][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.225693][ T32] dd20: c20cb000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.225755][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.225805][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.225851][ T32] r5:80000113 r4:80239bb0 [ 1326.225917][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.225990][ T32] r4:82ac21e4 [ 1326.226039][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.226087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.226131][ T32] r4:e058ddc0 [ 1326.226192][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.226398][ T32] r5:00001000 r4:dfb45000 ** 3 printk messages dropped ** [ 1326.226537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.226774][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 2 printk messages dropped ** [ 1326.226849][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.226876][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.226903][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.226929][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.226957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.226979][ T32] r4:84ba8680 [ 1326.227000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.227024][ T32] INFO: task kworker/0:82:3725 blocked for more than 452 seconds. [ 1326.227052][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.227095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.227131][ T32] task:kworker/0:82 state:D stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.227179][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.227252][ T32] Call trace: [ 1326.227284][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.227330][ T32] r10:8291a684 r9:e04ddd84 r8:00000002 r7:60000113 r6:e04ddd8c r5:84990c00 [ 1326.227352][ T32] r4:84990c00 [ 1326.227372][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.227418][ T32] r5:84990c00 r4:8291a680 [ 1326.227459][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.227503][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.227585][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04dde08 [ 1326.227617][ T32] r4:00000000 [ 1326.227656][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.227696][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.227732][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.227936][ T32] r5:00001000 r4:dfcbf000 ** 2 printk messages dropped ** [ 1326.228035][ T32] r5:84ac7b8c r4:84ac7800 [ 1326.228054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.251178][ T32] r4:84bc4a80 ** 5 printk messages dropped ** [ 1326.251471][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.252450][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.252660][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 6 printk messages dropped ** [ 1326.253031][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1326.253215][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.253457][ T32] r5:84be038c r4:84be0000 ** 4 printk messages dropped ** [ 1326.253715][ T32] r4:84bbbe80 ** 2 printk messages dropped ** [ 1326.253836][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1326.253936][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.253983][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.254013][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.254062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.254110][ T32] r4:84ba8680 [ 1326.254164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.254206][ T32] INFO: task kworker/0:83:3726 blocked for more than 452 seconds. [ 1326.254241][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.254266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.254288][ T32] task:kworker/0:83 state:D stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.254333][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.254377][ T32] Call trace: [ 1326.254423][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.254472][ T32] r10:8291a684 r9:e04e9d84 r8:00000002 r7:60000113 r6:e04e9d8c r5:84991800 [ 1326.254496][ T32] r4:84991800 [ 1326.254528][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.254597][ T32] r5:84991800 r4:8291a680 [ 1326.254621][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.254691][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.254759][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04e9e08 [ 1326.254785][ T32] r4:00000000 [ 1326.254834][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.254874][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.254909][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.254950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba3280 [ 1326.254972][ T32] r4:00000000 [ 1326.254992][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.255035][ T32] r9:83018005 r8:84991800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.255056][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.255118][ T32] r5:00001000 r4:dfcf7000 [ 1326.255165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.255208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.255268][ T32] r5:84ac7f8c r4:84ac7c00 [ 1326.255291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.255337][ T32] r7:dddced80 r6:83018000 r5:84ac7f8c r4:84bc4b80 [ 1326.255358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.255410][ T32] r10:61c88647 r9:84991800 r8:84bc4bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.255434][ T32] r4:84bc4b80 [ 1326.255452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.255497][ T32] r10:00000000 r9:84bc4b80 r8:80287e08 r7:e04a5e60 r6:84bc4c00 r5:84991800 [ 1326.255519][ T32] r4:00000001 [ 1326.255537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.255619][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1326.255650][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.255703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.255734][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.255772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1326.256028][ T32] INFO: task kworker/0:83:3726 is blocked on a mutex likely owned by task kworker/1:201:3654. ** 11 printk messages dropped ** [ 1326.256513][ T32] r5:80000113 r4:80239bb0 ** 3 printk messages dropped ** [ 1326.256667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 7 printk messages dropped ** [ 1326.257011][ T32] r5:00001000 r4:dfb45000 ** 4 printk messages dropped ** [ 1326.257207][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 4 printk messages dropped ** [ 1326.257452][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 8 printk messages dropped ** [ 1326.257695][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1326.257895][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.276623][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04f5e08 ** 4 printk messages dropped ** [ 1326.276845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba35c0 ** 7 printk messages dropped ** [ 1326.277270][ T32] r5:844c738c r4:844c7000 [ 1326.277290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.277613][ T32] r4:84bc4c80 ** 5 printk messages dropped ** [ 1326.277887][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1326.278065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.278090][ T32] r4:84ba3300 [ 1326.282866][ T32] INFO: task kworker/0:84:3729 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.282940][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.283015][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.283068][ T32] Call trace: [ 1326.283100][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.283155][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.283178][ T32] r4:00000000 [ 1326.283197][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.283237][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.283265][ T32] dd20: c29e6000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.283294][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.283319][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.283343][ T32] r5:80000113 r4:80239bb0 [ 1326.283363][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.283410][ T32] r4:82ac21e4 [ 1326.283431][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.283473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.283509][ T32] r4:e058ddc0 [ 1326.283533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.283622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.283650][ T32] r4:00000000 [ 1326.283671][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.283739][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.283765][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.283831][ T32] r5:00001000 r4:dfb45000 [ 1326.283855][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.283916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.283989][ T32] r5:84be038c r4:84be0000 [ 1326.284035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.284086][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.284109][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.284167][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.284193][ T32] r4:84bbbe80 [ 1326.284213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.284260][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.284282][ T32] r4:00000001 [ 1326.284322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.284361][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.284397][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.284441][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.284471][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.284499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.284521][ T32] r4:84ba8680 [ 1326.284543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.284608][ T32] INFO: task kworker/0:85:3730 blocked for more than 452 seconds. [ 1326.284650][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.284698][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.284746][ T32] task:kworker/0:85 state:D stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.284818][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.284907][ T32] Call trace: [ 1326.284943][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.284992][ T32] r10:8291a684 r9:e0649d84 r8:00000002 r7:60000013 r6:e0649d8c r5:84993000 [ 1326.285066][ T32] r4:84993000 [ 1326.285130][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.285182][ T32] r5:84993000 r4:8291a680 [ 1326.285204][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.285264][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.285310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0649e08 [ 1326.285349][ T32] r4:00000000 [ 1326.285401][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.285442][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.285492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.285541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba3740 [ 1326.285564][ T32] r4:00000000 [ 1326.285584][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.285648][ T32] r9:83018005 r8:84993000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1326.285675][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.285718][ T32] r5:00001000 r4:dfe73000 [ 1326.285738][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.285776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.285818][ T32] r5:84ad438c r4:84ad4000 [ 1326.285850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.285902][ T32] r7:dddced80 r6:83018000 r5:84ad438c r4:84bc4d80 [ 1326.285925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.285971][ T32] r10:61c88647 r9:84993000 r8:84bc4dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.286018][ T32] r4:84bc4d80 [ 1326.286040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.286086][ T32] r10:00000000 r9:84bc4d80 r8:80287e08 r7:e04f5e60 r6:84bc4e00 r5:84993000 [ 1326.286108][ T32] r4:00000001 [ 1326.286137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.286177][ T32] Exception stack(0xe0649fb0 to 0xe0649ff8) [ 1326.286232][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.286278][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.286337][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.286404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.286444][ T32] r4:84ba3440 [ 1326.286692][ T32] INFO: task kworker/0:85:3730 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.286726][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.286781][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.286872][ T32] Call trace: [ 1326.286902][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.286982][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.287010][ T32] r4:00000000 [ 1326.287030][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.287070][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.287119][ T32] dd20: c29e6000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.287152][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.287200][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.287247][ T32] r5:80000113 r4:80239bb0 [ 1326.287271][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.287322][ T32] r4:82ac21e4 [ 1326.287367][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.287418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.287441][ T32] r4:e058ddc0 [ 1326.287462][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.287526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.287629][ T32] r4:00000000 [ 1326.287663][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.287731][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.287757][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.287801][ T32] r5:00001000 r4:dfb45000 [ 1326.287820][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.287880][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1326.288015][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.288048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.288122][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.305112][ T32] r4:84bbbe80 [ 1326.305178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.305276][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.305304][ T32] r4:00000001 [ 1326.305326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.305366][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.305425][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.305459][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.305485][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.305514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.305536][ T32] r4:84ba8680 [ 1326.305561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.305590][ T32] INFO: task kworker/0:86:3731 blocked for more than 452 seconds. ** 2 printk messages dropped ** [ 1326.305674][ T32] task:kworker/0:86 state:D stack:0 pid:3731 tgid:3731 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.306176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0651e08 ** 8 printk messages dropped ** [ 1326.306497][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.306674][ T32] r5:84ad478c r4:84ad4400 [ 1326.306737][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.306914][ T32] r10:61c88647 r9:84994800 r8:84bc4eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1326.307352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1326.308139][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.316738][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1326.316995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 11 printk messages dropped ** [ 1326.317520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1326.317826][ T32] r4:00000001 [ 1326.317846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.317890][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.317924][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.317953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.317979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.318049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.318083][ T32] r4:84ba8680 [ 1326.318109][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.318208][ T32] INFO: task kworker/0:87:3733 blocked for more than 452 seconds. [ 1326.330594][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.330646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.330673][ T32] task:kworker/0:87 state:D stack:0 pid:3733 tgid:3733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.330772][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.330836][ T32] Call trace: [ 1326.330900][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.330962][ T32] r10:8291a684 r9:e0655d84 r8:00000002 r7:60000113 r6:e0655d8c r5:8436ec00 [ 1326.330986][ T32] r4:8436ec00 [ 1326.331007][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.331113][ T32] r5:8436ec00 r4:8291a680 [ 1326.331184][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.331251][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.331298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0655e08 [ 1326.331321][ T32] r4:00000000 [ 1326.331401][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.331441][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.331478][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.331519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba3b80 [ 1326.331584][ T32] r4:00000000 [ 1326.331618][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.331670][ T32] r9:83018005 r8:8436ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1326.331728][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.331774][ T32] r5:00001000 r4:dfec5000 [ 1326.331796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.331835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.331908][ T32] r5:84ad4b8c r4:84ad4800 [ 1326.331948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.331998][ T32] r7:dddced80 r6:83018000 r5:84ad4b8c r4:84bc4f80 [ 1326.332020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.332068][ T32] r10:61c88647 r9:8436ec00 r8:84bc4fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.332091][ T32] r4:84bc4f80 [ 1326.332122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.332173][ T32] r10:00000000 r9:84bc4f80 r8:80287e08 r7:e0651e60 r6:84bc9500 r5:8436ec00 [ 1326.332245][ T32] r4:00000001 [ 1326.332277][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.332353][ T32] Exception stack(0xe0655fb0 to 0xe0655ff8) [ 1326.332423][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.332456][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.332483][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.332512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.332537][ T32] r4:84ba3880 [ 1326.332946][ T32] INFO: task kworker/0:87:3733 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.332980][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.333086][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.333134][ T32] Call trace: [ 1326.333184][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.333240][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.333265][ T32] r4:00000000 [ 1326.333306][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.333351][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.333395][ T32] dd20: c3510000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.333429][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.333454][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.333478][ T32] r5:80000113 r4:80239bb0 [ 1326.333499][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.333547][ T32] r4:82ac21e4 [ 1326.333571][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.333614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.333637][ T32] r4:e058ddc0 [ 1326.333682][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.333746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.333792][ T32] r4:00000000 [ 1326.333816][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.333864][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.333905][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1326.334151][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 8 printk messages dropped ** [ 1326.334509][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.334951][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.335228][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1326.335811][ T32] r9:83018005 r8:8436c800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 ** 4 printk messages dropped ** [ 1326.335984][ T32] r5:84ad4f8c r4:84ad4c00 ** 3 printk messages dropped ** [ 1326.336146][ T32] r10:61c88647 r9:8436c800 r8:84b2402c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1326.336573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1326.336944][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.336991][ T32] Call trace: [ 1326.337045][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.337098][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.337122][ T32] r4:00000000 [ 1326.337142][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.337181][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.337208][ T32] dd20: c3510000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.337236][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.337261][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.337305][ T32] r5:80000113 r4:80239bb0 [ 1326.337352][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.337400][ T32] r4:82ac21e4 [ 1326.337442][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.337498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.337532][ T32] r4:e058ddc0 [ 1326.337553][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.337594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.337616][ T32] r4:00000000 [ 1326.337658][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.337714][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.337737][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.337778][ T32] r5:00001000 r4:dfb45000 [ 1326.337798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.337836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.337876][ T32] r5:84be038c r4:84be0000 [ 1326.337896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.337942][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.337985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.338036][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.338059][ T32] r4:84bbbe80 [ 1326.338102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.338190][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.349989][ T32] r4:00000001 [ 1326.350055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.350121][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.350153][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.350182][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.350208][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.350259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.350316][ T32] r4:84ba8680 [ 1326.350344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.350374][ T32] INFO: task kworker/0:89:3738 blocked for more than 452 seconds. [ 1326.350436][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.350518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.350568][ T32] task:kworker/0:89 state:D stack:0 pid:3738 tgid:3738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.350664][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.350772][ T32] Call trace: [ 1326.350884][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.350944][ T32] r10:8291a684 r9:e0665d84 r8:00000002 r7:60000113 r6:e0665d8c r5:84370c00 [ 1326.350969][ T32] r4:84370c00 [ 1326.350989][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.351051][ T32] r5:84370c00 r4:8291a680 [ 1326.351076][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.351116][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.351179][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0665e08 [ 1326.351225][ T32] r4:00000000 [ 1326.351248][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.351302][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.351374][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.351449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba3ec0 [ 1326.351504][ T32] r4:00000000 [ 1326.351866][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.351996][ T32] r9:83018005 r8:84370c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1326.352031][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.352074][ T32] r5:00001000 r4:dff23000 [ 1326.352095][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.352135][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.352177][ T32] r5:84ad578c r4:84ad5400 [ 1326.352199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.352315][ T32] r7:dddced80 r6:83018000 r5:84ad578c r4:84b24080 [ 1326.352401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1326.352568][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.352728][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.353422][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.353700][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 5 printk messages dropped ** [ 1326.353911][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1326.354028][ T32] r4:e058ddc0 ** 5 printk messages dropped ** [ 1326.354247][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.354599][ T32] r4:84bbbe80 ** 1 printk messages dropped ** [ 1326.354669][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 7 printk messages dropped ** [ 1326.355002][ T32] r4:84ba8680 ** 5 printk messages dropped ** [ 1326.355312][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.355595][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1326.355903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba3e00 ** 7 printk messages dropped ** [ 1326.356242][ T32] r5:84ad538c r4:84ad5000 [ 1326.356267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.356556][ T32] r10:00000000 r9:84b24100 r8:80287e08 r7:e0665e60 r6:84b24180 r5:84993c00 ** 6 printk messages dropped ** [ 1326.356807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.356832][ T32] r4:84ba3d80 [ 1326.357051][ T32] INFO: task kworker/0:90:3740 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.357083][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.357136][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.357179][ T32] Call trace: [ 1326.357227][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.357281][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.357304][ T32] r4:00000000 [ 1326.357360][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.357410][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.357438][ T32] dd20: c3510000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.357467][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.357492][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.357515][ T32] r5:80000113 r4:80239bb0 [ 1326.357534][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.357573][ T32] r4:82ac21e4 [ 1326.357609][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.357668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.357695][ T32] r4:e058ddc0 [ 1326.357715][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.357756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.357812][ T32] r4:00000000 [ 1326.357836][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.357882][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.357904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.357945][ T32] r5:00001000 r4:dfb45000 [ 1326.357965][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.358004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.358044][ T32] r5:84be038c r4:84be0000 [ 1326.358075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.358145][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.358315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.377059][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.377113][ T32] r4:84bbbe80 [ 1326.377150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.377226][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.377251][ T32] r4:00000001 [ 1326.377272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.377311][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.377368][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.377403][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.377459][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.377493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.377516][ T32] r4:84ba8680 [ 1326.377541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.377574][ T32] INFO: task kworker/0:91:3742 blocked for more than 452 seconds. [ 1326.377611][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.377637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.377661][ T32] task:kworker/0:91 state:D stack:0 pid:3742 tgid:3742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.377757][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.377811][ T32] Call trace: [ 1326.377867][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.377922][ T32] r10:8291a684 r9:e0661d84 r8:00000002 r7:60000113 r6:e0661d8c r5:84996000 [ 1326.377945][ T32] r4:84996000 [ 1326.377964][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.378007][ T32] r5:84996000 r4:8291a680 [ 1326.378029][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.378068][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.378148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0661e08 [ 1326.390521][ T32] r4:00000000 [ 1326.390566][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.390648][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.390694][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.390737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba3700 [ 1326.390759][ T32] r4:00000000 [ 1326.390778][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.390833][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1326.390860][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.390906][ T32] r5:00001000 r4:dff45000 [ 1326.390927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.391009][ T32] r5:84ad5b8c r4:84ad5800 [ 1326.391048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1326.391123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1326.391324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1326.392005][ T32] INFO: task kworker/0:91:3742 is blocked on a mutex likely owned by task kworker/1:201:3654. ** 10 printk messages dropped ** [ 1326.392568][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1326.392810][ T32] r4:e058ddc0 ** 5 printk messages dropped ** [ 1326.393008][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.393107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.393149][ T32] r5:84be038c r4:84be0000 [ 1326.393168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.393214][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.393236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.393281][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.393303][ T32] r4:84bbbe80 [ 1326.393327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.393435][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.393482][ T32] r4:00000001 [ 1326.393525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.393567][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.393594][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.393623][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.393652][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.393700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.393756][ T32] r4:84ba8680 [ 1326.393782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.393846][ T32] INFO: task kworker/0:92:3743 blocked for more than 452 seconds. [ 1326.393916][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.393952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.394001][ T32] task:kworker/0:92 state:D stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.394066][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.394110][ T32] Call trace: [ 1326.394165][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.394229][ T32] r10:8291a684 r9:e065dd84 r8:00000002 r7:60000113 r6:e065dd8c r5:84996c00 [ 1326.394276][ T32] r4:84996c00 [ 1326.394298][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.394341][ T32] r5:84996c00 r4:8291a680 [ 1326.394361][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.394408][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.394474][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e065de08 [ 1326.394501][ T32] r4:00000000 [ 1326.394549][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.394608][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.394653][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.394697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7e040 [ 1326.394721][ T32] r4:00000000 [ 1326.394757][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.394827][ T32] r9:83018005 r8:84996c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1326.394853][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.394898][ T32] r5:00001000 r4:dff69000 [ 1326.394918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.394957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.394999][ T32] r5:84ad5f8c r4:84ad5c00 [ 1326.395037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.395115][ T32] r7:dddced80 r6:83018000 r5:84ad5f8c r4:84b24300 [ 1326.395138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.395188][ T32] r10:61c88647 r9:84996c00 r8:84b2432c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1326.395350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1326.395998][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.396675][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1326.396770][ T32] r4:e058ddc0 ** 6 printk messages dropped ** [ 1326.397037][ T32] r5:00001000 r4:dfb45000 ** 6 printk messages dropped ** [ 1326.397271][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.397558][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.397864][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.398101][ T32] r4:84995400 [ 1326.423702][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.423837][ T32] r5:84995400 r4:8291a680 [ 1326.423862][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.423903][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.423947][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e066de08 [ 1326.423970][ T32] r4:00000000 [ 1326.423989][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.424023][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.424061][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.424102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7e700 [ 1326.424125][ T32] r4:00000000 [ 1326.424145][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.424189][ T32] r9:83018005 r8:84995400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1326.424211][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.424256][ T32] r5:00001000 r4:dffbd000 [ 1326.424276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.424348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.424474][ T32] r5:84ad6b8c r4:84ad6800 [ 1326.424500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.424550][ T32] r7:dddced80 r6:83018000 r5:84ad6b8c r4:84b24400 [ 1326.424571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.424618][ T32] r10:61c88647 r9:84995400 r8:84b2442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.424640][ T32] r4:84b24400 [ 1326.424659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.424704][ T32] r10:00000000 r9:84b24400 r8:80287e08 r7:e065de60 r6:84b24480 r5:84995400 [ 1326.424725][ T32] r4:00000001 [ 1326.424744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.424781][ T32] Exception stack(0xe066dfb0 to 0xe066dff8) [ 1326.424812][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.424840][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.424866][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.424894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.424915][ T32] r4:84b7e080 [ 1326.425334][ T32] INFO: task kworker/0:93:3746 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.425370][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.425448][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.425497][ T32] Call trace: [ 1326.425528][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.425578][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.425602][ T32] r4:00000000 [ 1326.425621][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.425659][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.425710][ T32] dd20: c4446000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.425762][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.425802][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.425827][ T32] r5:80000113 r4:80239bb0 [ 1326.425848][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.425902][ T32] r4:82ac21e4 [ 1326.425926][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.425969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.425991][ T32] r4:e058ddc0 [ 1326.426012][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.426061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.426088][ T32] r4:00000000 [ 1326.426108][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.426172][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.426197][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.426251][ T32] r5:00001000 r4:dfb45000 [ 1326.426273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.426313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.426355][ T32] r5:84be038c r4:84be0000 [ 1326.426374][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.426430][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.426452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.426499][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.426521][ T32] r4:84bbbe80 [ 1326.426540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.426586][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.426608][ T32] r4:00000001 [ 1326.426626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.426661][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.426686][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.426713][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.426739][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.426792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.426827][ T32] r4:84ba8680 [ 1326.426852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.426882][ T32] INFO: task kworker/0:94:3748 blocked for more than 452 seconds. [ 1326.426915][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.426940][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.426961][ T32] task:kworker/0:94 state:D stack:0 pid:3748 tgid:3748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.427004][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.427045][ T32] Call trace: ** 2 printk messages dropped ** [ 1326.427188][ T32] r4:84b98c00 ** 5 printk messages dropped ** [ 1326.427381][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1326.427762][ T32] r5:00001000 r4:dff83000 ** 2 printk messages dropped ** [ 1326.427894][ T32] r5:84ad638c r4:84ad6000 ** 3 printk messages dropped ** [ 1326.428057][ T32] r10:61c88647 r9:84b98c00 r8:84b2452c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1326.435750][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1326.436105][ T32] r5:80000113 r4:80239bb0 ** 10 printk messages dropped ** [ 1326.436445][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1326.436977][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 9 printk messages dropped ** [ 1326.437269][ T32] task:kworker/0:95 state:D stack:0 pid:3749 tgid:3749 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1326.437930][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.451216][ T32] r5:84ad678c r4:84ad6400 ** 3 printk messages dropped ** [ 1326.451417][ T32] r10:61c88647 r9:84b99800 r8:84b2462c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1326.451600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.451646][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.451679][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.451730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.451762][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.451792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.451813][ T32] r4:84b7e180 [ 1326.452243][ T32] INFO: task kworker/0:95:3749 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.452308][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.452456][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.452511][ T32] Call trace: [ 1326.452552][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.452629][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.452671][ T32] r4:00000000 [ 1326.452694][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.452754][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.452795][ T32] dd20: c4767000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.452856][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.452886][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.452939][ T32] r5:80000113 r4:80239bb0 [ 1326.452963][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.453006][ T32] r4:82ac21e4 [ 1326.453026][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.453069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.453092][ T32] r4:e058ddc0 [ 1326.453145][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1326.453448][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1326.453938][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1326.454543][ T32] r5:84b9a400 r4:8291a680 ** 6 printk messages dropped ** [ 1326.454825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.454869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7e840 [ 1326.454892][ T32] r4:00000000 [ 1326.454912][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.454976][ T32] r9:83018005 r8:84b9a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1326.455002][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.455045][ T32] r5:00001000 r4:dffd1000 [ 1326.455064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.455102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.455164][ T32] r5:84ad6f8c r4:84ad6c00 [ 1326.455187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.455234][ T32] r7:dddced80 r6:83018000 r5:84ad6f8c r4:84b24700 [ 1326.455276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.455326][ T32] r10:61c88647 r9:84b9a400 r8:84b2472c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.455359][ T32] r4:84b24700 [ 1326.455381][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.455436][ T32] r10:00000000 r9:84b24700 r8:80287e08 r7:e066de60 r6:84b24780 r5:84b9a400 [ 1326.455468][ T32] r4:00000001 [ 1326.455512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.455593][ T32] Exception stack(0xe0675fb0 to 0xe0675ff8) [ 1326.455655][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.455690][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1326.455744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1326.456616][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1326.456912][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1326.457566][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 13 printk messages dropped ** [ 1326.472529][ T32] r10:8291a684 r9:e0681d84 r8:00000002 r7:60000113 r6:e0681d8c r5:84b9b000 ** 13 printk messages dropped ** [ 1326.473062][ T32] r9:83018005 r8:84b9b000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 ** 8 printk messages dropped ** [ 1326.473361][ T32] r10:61c88647 r9:84b9b000 r8:84b2482c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1326.473757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.473799][ T32] r4:84b7e780 [ 1326.474219][ T32] INFO: task kworker/0:97:3754 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.474254][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.474322][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.474369][ T32] Call trace: [ 1326.474434][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.474491][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.474516][ T32] r4:00000000 [ 1326.474535][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.474597][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.474652][ T32] dd20: c499c000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.474684][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.474709][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.474763][ T32] r5:80000113 r4:80239bb0 [ 1326.474787][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.474827][ T32] r4:82ac21e4 [ 1326.474848][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.474888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.474937][ T32] r4:e058ddc0 [ 1326.474963][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.475005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.475027][ T32] r4:00000000 [ 1326.475046][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.475091][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.475113][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.475154][ T32] r5:00001000 r4:dfb45000 ** 4 printk messages dropped ** [ 1326.475366][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 9 printk messages dropped ** [ 1326.475792][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1326.476299][ T32] r4:84b9bc00 ** 7 printk messages dropped ** [ 1326.476630][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.477015][ T32] r5:84ad778c r4:84ad7400 [ 1326.477034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1326.477353][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1326.477835][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1326.495459][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.495503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.495588][ T32] r4:e058ddc0 [ 1326.495626][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.495699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.495750][ T32] r4:00000000 [ 1326.495776][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.495824][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.495866][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.495917][ T32] r5:00001000 r4:dfb45000 [ 1326.495938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.495977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.496020][ T32] r5:84be038c r4:84be0000 [ 1326.496040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.496086][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.496107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.496175][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.496571][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.496599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.496623][ T32] r4:84ba8680 [ 1326.496650][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.496681][ T32] INFO: task kworker/0:99:3758 blocked for more than 453 seconds. [ 1326.496714][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.496739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.496761][ T32] task:kworker/0:99 state:D stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.496817][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.496899][ T32] Call trace: [ 1326.496932][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.496984][ T32] r10:8291a684 r9:e0689d84 r8:00000002 r7:60000013 r6:e0689d8c r5:84b9c800 [ 1326.497007][ T32] r4:84b9c800 [ 1326.497026][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1326.497260][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1326.497647][ T32] r5:00001000 r4:e0457000 ** 2 printk messages dropped ** [ 1326.497811][ T32] r5:84ad7b8c r4:84ad7800 ** 2 printk messages dropped ** [ 1326.497957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1326.511458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1326.512590][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1326.512977][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1326.513503][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.514053][ T32] r4:84ba8680 ** 8 printk messages dropped ** [ 1326.514534][ T32] r10:8291a684 r9:e0699d84 r8:00000002 r7:60000113 r6:e0699d8c r5:84373000 ** 14 printk messages dropped ** [ 1326.515074][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.515395][ T32] r10:61c88647 r9:84373000 r8:84b24b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1326.516039][ T32] INFO: task kworker/0:100:3761 is blocked on a mutex likely owned by task kworker/1:201:3654. ** 15 printk messages dropped ** [ 1326.516729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 10 printk messages dropped ** [ 1326.517168][ T32] r5:84be038c r4:84be0000 [ 1326.517191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.517239][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.517260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.517306][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.517373][ T32] r4:84bbbe80 [ 1326.517402][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.517451][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.517474][ T32] r4:00000001 [ 1326.517492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.517539][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.517569][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.517597][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.517622][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.517660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.517716][ T32] r4:84ba8680 [ 1326.517765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.517815][ T32] INFO: task kworker/0:101:3762 blocked for more than 453 seconds. [ 1326.517868][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.517895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.517916][ T32] task:kworker/0:101 state:D stack:0 pid:3762 tgid:3762 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.518002][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.518047][ T32] Call trace: [ 1326.518125][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.539253][ T32] r10:8291a684 r9:e069dd84 r8:00000002 r7:60000013 r6:e069dd8c r5:84373c00 [ 1326.539308][ T32] r4:84373c00 [ 1326.539333][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.539410][ T32] r5:84373c00 r4:8291a680 [ 1326.539443][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1326.540038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.540243][ T32] r10:61c88647 r9:84373c00 r8:84b24bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1326.541183][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1326.541589][ T32] r5:80000113 r4:80239bb0 ** 11 printk messages dropped ** [ 1326.542105][ T32] r5:00001000 r4:dfb45000 ** 9 printk messages dropped ** [ 1326.542562][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 13 printk messages dropped ** [ 1326.543069][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1326.543607][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1326.544000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1326.544353][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.544382][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.544417][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.544446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.544488][ T32] r4:84b7ec80 [ 1326.544706][ T32] INFO: task kworker/0:102:3764 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.544752][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.544808][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.544894][ T32] Call trace: [ 1326.544938][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.545010][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.545057][ T32] r4:00000000 [ 1326.545091][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.545134][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.545162][ T32] dd20: c578e000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.545227][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.545278][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.545306][ T32] r5:80000113 r4:80239bb0 [ 1326.545326][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.545366][ T32] r4:82ac21e4 [ 1326.545410][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.545464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.545487][ T32] r4:e058ddc0 [ 1326.545528][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.545573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.545616][ T32] r4:00000000 [ 1326.545640][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.545716][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.545742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.545806][ T32] r5:00001000 r4:dfb45000 [ 1326.545829][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.545890][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.545935][ T32] r5:84be038c r4:84be0000 [ 1326.545964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.546014][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.546035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.546106][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.546152][ T32] r4:84bbbe80 [ 1326.546174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.546261][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 3 printk messages dropped ** [ 1326.546435][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1326.547061][ T32] r5:84370000 r4:8291a680 ** 3 printk messages dropped ** [ 1326.547240][ T32] r4:00000000 [ 1326.547314][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.547361][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.547414][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.547460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479f4c0 [ 1326.547483][ T32] r4:00000000 [ 1326.547503][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.547581][ T32] r9:83018005 r8:84370000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1326.547613][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.547662][ T32] r5:00001000 r4:e0765000 [ 1326.547681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.547720][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.547763][ T32] r5:84ae4b8c r4:84ae4800 [ 1326.547782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.547827][ T32] r7:dddced80 r6:83018000 r5:84ae4b8c r4:84b24c80 [ 1326.547848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.547918][ T32] r10:61c88647 r9:84370000 r8:84b24cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.547944][ T32] r4:84b24c80 [ 1326.547974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.548023][ T32] r10:00000000 r9:84b24c80 r8:80287e08 r7:e06a5e60 r6:84bc9800 r5:84370000 [ 1326.548046][ T32] r4:00000001 [ 1326.548065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.548168][ T32] Exception stack(0xe06b1fb0 to 0xe06b1ff8) ** 3 printk messages dropped ** [ 1326.571154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1326.572439][ T32] r5:80000113 r4:80239bb0 ** 10 printk messages dropped ** [ 1326.572829][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1326.573401][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1326.573997][ T32] r5:84371800 r4:8291a680 ** 3 printk messages dropped ** [ 1326.574131][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.574341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84441040 ** 7 printk messages dropped ** [ 1326.574675][ T32] r5:84ae0b8c r4:84ae0800 [ 1326.574695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.574889][ T32] r10:61c88647 r9:84371800 r8:84b24d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1326.575135][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.575853][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 8 printk messages dropped ** [ 1326.576208][ T32] r4:82ac21e4 [ 1326.576263][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.576328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.576353][ T32] r4:e058ddc0 [ 1326.576374][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.576422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.576445][ T32] r4:00000000 [ 1326.576464][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.576518][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.576564][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.576610][ T32] r5:00001000 r4:dfb45000 [ 1326.576640][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.576687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.576753][ T32] r5:84be038c r4:84be0000 [ 1326.576784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.576854][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.576880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.576928][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.576950][ T32] r4:84bbbe80 [ 1326.576988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.577038][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.577081][ T32] r4:00000001 [ 1326.577103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.577159][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.577189][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.577240][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.577271][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.577301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.577359][ T32] r4:84ba8680 [ 1326.577395][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.577453][ T32] INFO: task kworker/0:105:3770 blocked for more than 453 seconds. [ 1326.577510][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.577537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1326.577969][ T32] r4:84376c00 ** 7 printk messages dropped ** [ 1326.597162][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.597665][ T32] r5:84ae0f8c r4:84ae0c00 ** 3 printk messages dropped ** [ 1326.597829][ T32] r10:61c88647 r9:84376c00 r8:84b24dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1326.601442][ T32] INFO: task kworker/0:105:3770 is blocked on a mutex likely owned by task kworker/1:201:3654. ** 14 printk messages dropped ** [ 1326.602149][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 1326.602942][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 13 printk messages dropped ** [ 1326.603609][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1326.604015][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1326.604416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.604739][ T32] r10:00000000 r9:84b24e00 r8:80287e08 r7:e06b1e60 r6:84bc9980 r5:84372400 ** 11 printk messages dropped ** [ 1326.605443][ T32] Call trace: ** 8 printk messages dropped ** [ 1326.606054][ T32] r5:80000113 r4:80239bb0 ** 10 printk messages dropped ** [ 1326.606521][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1326.607212][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.607780][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.607828][ T32] Call trace: [ 1326.607859][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.607908][ T32] r10:8291a684 r9:e06c9d84 r8:00000002 r7:60000013 r6:e06c9d8c r5:8436b000 [ 1326.607983][ T32] r4:8436b000 [ 1326.608084][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.627507][ T32] r5:8436b000 r4:8291a680 [ 1326.627631][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.627698][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.627743][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c9e08 [ 1326.627766][ T32] r4:00000000 [ 1326.627824][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.627890][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.628009][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.628080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844415c0 [ 1326.628106][ T32] r4:00000000 [ 1326.628190][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.628623][ T32] r9:83018005 r8:8436b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1326.628660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.628723][ T32] r5:00001000 r4:e04f1000 [ 1326.628745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.628786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.628828][ T32] r5:84ae178c r4:84ae1400 [ 1326.628886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.628958][ T32] r7:dddced80 r6:83018000 r5:84ae178c r4:84b24e80 [ 1326.628983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.629032][ T32] r10:61c88647 r9:8436b000 r8:84b24eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.629055][ T32] r4:84b24e80 [ 1326.629074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.629145][ T32] r10:00000000 r9:84b24e80 r8:80287e08 r7:e06b1e60 r6:84bc9a00 r5:8436b000 [ 1326.629172][ T32] r4:00000001 [ 1326.629192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.629230][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.629287][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.629380][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.629417][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.629498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.629552][ T32] r4:84441280 [ 1326.629975][ T32] INFO: task kworker/0:107:3773 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.630015][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.630085][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.630135][ T32] Call trace: [ 1326.630214][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.630269][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.630329][ T32] r4:00000000 [ 1326.630354][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.630412][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.630502][ T32] dd20: c63fa000 dfadb000 00000001 80239b98 7f2f7000 00000001 ** 1 printk messages dropped ** [ 1326.630564][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 11 printk messages dropped ** [ 1326.630993][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1326.631680][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1326.632664][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1326.633255][ T32] r5:84ae1b8c r4:84ae1800 ** 3 printk messages dropped ** [ 1326.633513][ T32] r10:61c88647 r9:84375400 r8:84b24f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1326.634151][ T32] INFO: task kworker/0:108:3775 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.634184][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.634261][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.634340][ T32] Call trace: [ 1326.634373][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.634434][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.634458][ T32] r4:00000000 [ 1326.634489][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.634533][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.634561][ T32] dd20: c63fa000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.634591][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.634642][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.634669][ T32] r5:80000113 r4:80239bb0 [ 1326.634691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.634810][ T32] r4:82ac21e4 [ 1326.634834][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.634877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.634901][ T32] r4:e058ddc0 [ 1326.634920][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.634960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.634982][ T32] r4:00000000 [ 1326.635001][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.635045][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.635125][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.635172][ T32] r5:00001000 r4:dfb45000 [ 1326.635192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.635231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.635272][ T32] r5:84be038c r4:84be0000 [ 1326.635292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.635338][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.635359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1326.635657][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 13 printk messages dropped ** [ 1326.636313][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1326.636871][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.637292][ T32] r5:84ae1f8c r4:84ae1c00 ** 3 printk messages dropped ** [ 1326.637489][ T32] r10:61c88647 r9:85058c00 r8:84b24fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1326.668862][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.668963][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.669030][ T32] Call trace: [ 1326.669098][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.669162][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.669189][ T32] r4:00000000 [ 1326.669241][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.669291][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.669324][ T32] dd20: c69d7000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.669398][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.669443][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.669513][ T32] r5:80000113 r4:80239bb0 [ 1326.669540][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.669586][ T32] r4:82ac21e4 [ 1326.669608][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.669653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.669691][ T32] r4:e058ddc0 ** 1 printk messages dropped ** [ 1326.669840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 14 printk messages dropped ** [ 1326.670543][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 5 printk messages dropped ** [ 1326.670827][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.670861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.670884][ T32] r4:84ba8680 [ 1326.670908][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.670938][ T32] INFO: task kworker/0:110:3779 blocked for more than 453 seconds. [ 1326.671028][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.671111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.671169][ T32] task:kworker/0:110 state:D stack:0 pid:3779 tgid:3779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.671580][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.671634][ T32] Call trace: [ 1326.671673][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.671723][ T32] r10:8291a684 r9:e06e1d84 r8:00000002 r7:60000113 r6:e06e1d8c r5:8505a400 [ 1326.671747][ T32] r4:8505a400 [ 1326.671767][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.671843][ T32] r5:8505a400 r4:8291a680 [ 1326.671932][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.672007][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.672053][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e1e08 [ 1326.672076][ T32] r4:00000000 [ 1326.672096][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.672130][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.672619][ T32] r5:84ae238c r4:84ae2000 [ 1326.672653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1326.673095][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1326.674068][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 2 printk messages dropped ** [ 1326.674155][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1326.674334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 3 printk messages dropped ** [ 1326.674483][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.674714][ T32] r5:00001000 r4:dfb45000 ** 3 printk messages dropped ** [ 1326.674876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.675117][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 4 printk messages dropped ** [ 1326.675245][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1326.675413][ T32] INFO: task kworker/0:111:3781 blocked for more than 453 seconds. [ 1326.675475][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.675504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.675593][ T32] task:kworker/0:111 state:D stack:0 pid:3781 tgid:3781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.675651][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.675694][ T32] Call trace: [ 1326.675791][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.675843][ T32] r10:8291a684 r9:e06e9d84 r8:00000002 r7:60000113 r6:e06e9d8c r5:85059800 [ 1326.675907][ T32] r4:85059800 [ 1326.675931][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.675974][ T32] r5:85059800 r4:8291a680 [ 1326.675994][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.676034][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.676076][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e9e08 [ 1326.676099][ T32] r4:00000000 [ 1326.676118][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.676151][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.676186][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.676226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84441b00 [ 1326.676248][ T32] r4:00000000 [ 1326.676267][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.676310][ T32] r9:83018005 r8:85059800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1326.676415][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.676462][ T32] r5:00001000 r4:e054b000 [ 1326.676530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.676647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.676707][ T32] r5:84ae278c r4:84ae2400 [ 1326.676733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.676780][ T32] r7:dddced80 r6:83018000 r5:84ae278c r4:84877080 [ 1326.676801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.676846][ T32] r10:61c88647 r9:85059800 r8:848770ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.676868][ T32] r4:84877080 [ 1326.676923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.676971][ T32] r10:00000000 r9:84877080 r8:80287e08 r7:e06b1e60 r6:84bc9c00 r5:85059800 [ 1326.676994][ T32] r4:00000001 [ 1326.677049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.677088][ T32] Exception stack(0xe06e9fb0 to 0xe06e9ff8) [ 1326.677115][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.677144][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.677170][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.677198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.677220][ T32] r4:844416c0 [ 1326.677535][ T32] INFO: task kworker/0:111:3781 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.677574][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.677749][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.677956][ T32] Call trace: [ 1326.677991][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.678043][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.678073][ T32] r4:00000000 [ 1326.678211][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.701541][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.701608][ T32] dd20: c6c74000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.701641][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.701702][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.701736][ T32] r5:80000113 r4:80239bb0 [ 1326.701760][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.701824][ T32] r4:82ac21e4 [ 1326.701846][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.701923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.701977][ T32] r4:e058ddc0 [ 1326.702015][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.702173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.702202][ T32] r4:00000000 [ 1326.702293][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.702353][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.702377][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.702450][ T32] r5:00001000 r4:dfb45000 [ 1326.702474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.702517][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.702561][ T32] r5:84be038c r4:84be0000 [ 1326.702615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.702698][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.702724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.702774][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.702797][ T32] r4:84bbbe80 [ 1326.702817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.702905][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.702931][ T32] r4:00000001 [ 1326.703023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.703065][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.703093][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.703137][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.703167][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.703197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.703219][ T32] r4:84ba8680 [ 1326.703254][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.703324][ T32] INFO: task kworker/0:112:3783 blocked for more than 453 seconds. [ 1326.703381][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.703427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.703478][ T32] task:kworker/0:112 state:D stack:0 pid:3783 tgid:3783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.703563][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.703613][ T32] Call trace: [ 1326.703646][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.703700][ T32] r10:8291a684 r9:e06f1d84 r8:00000002 r7:60000113 r6:e06f1d8c r5:8505bc00 [ 1326.703722][ T32] r4:8505bc00 [ 1326.703774][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.703822][ T32] r5:8505bc00 r4:8291a680 [ 1326.703843][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.703882][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.703924][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f1e08 [ 1326.703949][ T32] r4:00000000 [ 1326.704113][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.704153][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.704219][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.704266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84441c00 [ 1326.704289][ T32] r4:00000000 [ 1326.704309][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.704352][ T32] r9:83018005 r8:8505bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1326.704374][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.704423][ T32] r5:00001000 r4:e0585000 [ 1326.704444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.704483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.704539][ T32] r5:84ae2b8c r4:84ae2800 [ 1326.704575][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.704625][ T32] r7:dddced80 r6:83018000 r5:84ae2b8c r4:84877100 [ 1326.704646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.704692][ T32] r10:61c88647 r9:8505bc00 r8:8487712c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.704714][ T32] r4:84877100 [ 1326.704846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.704898][ T32] r10:00000000 r9:84877100 r8:80287e08 r7:e06b1e60 r6:84bc9c80 r5:8505bc00 [ 1326.704938][ T32] r4:00000001 [ 1326.704993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.705032][ T32] Exception stack(0xe06f1fb0 to 0xe06f1ff8) [ 1326.705060][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.705089][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.705147][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.705192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.705218][ T32] r4:84441900 [ 1326.705728][ T32] INFO: task kworker/0:112:3783 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.705769][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.705895][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.705962][ T32] Call trace: [ 1326.706032][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.706084][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.706201][ T32] r4:00000000 [ 1326.706226][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.706267][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.706294][ T32] dd20: c6c74000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.706323][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.706350][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.706374][ T32] r5:80000113 r4:80239bb0 [ 1326.706395][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.706441][ T32] r4:82ac21e4 [ 1326.706532][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.706580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.706603][ T32] r4:e058ddc0 [ 1326.706623][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.706663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.706756][ T32] r4:00000000 [ 1326.706810][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.706860][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.706882][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.707074][ T32] r5:00001000 r4:dfb45000 [ 1326.707099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.707202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.707249][ T32] r5:84be038c r4:84be0000 [ 1326.707269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.707316][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.707338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.707384][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.707443][ T32] r4:84bbbe80 [ 1326.707466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.707515][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.707567][ T32] r4:00000001 [ 1326.707664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.707756][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.707791][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.707820][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.707874][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.707906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.707928][ T32] r4:84ba8680 [ 1326.707950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.708015][ T32] INFO: task kworker/0:113:3786 blocked for more than 453 seconds. [ 1326.708047][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.708071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.708093][ T32] task:kworker/0:113 state:D stack:0 pid:3786 tgid:3786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.730895][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.730997][ T32] Call trace: [ 1326.731033][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.731130][ T32] r10:8291a684 r9:e06fdd84 r8:00000002 r7:60000013 r6:e06fdd8c r5:85058000 [ 1326.731161][ T32] r4:85058000 [ 1326.731184][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.731262][ T32] r5:85058000 r4:8291a680 [ 1326.731378][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.731428][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.731503][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06fde08 [ 1326.731529][ T32] r4:00000000 [ 1326.731590][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.731671][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.731718][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.731761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84441d40 [ 1326.731901][ T32] r4:00000000 [ 1326.731953][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.732045][ T32] r9:83018005 r8:85058000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1326.732071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.732186][ T32] r5:00001000 r4:e059d000 [ 1326.732211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.732293][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.732379][ T32] r5:84ae2f8c r4:84ae2c00 [ 1326.732415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.732466][ T32] r7:dddced80 r6:83018000 r5:84ae2f8c r4:84877180 [ 1326.732488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.732536][ T32] r10:61c88647 r9:85058000 r8:848771ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.732559][ T32] r4:84877180 [ 1326.732611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.732817][ T32] r10:00000000 r9:84877180 r8:80287e08 r7:e06b1e60 r6:84bc9d00 r5:85058000 [ 1326.732871][ T32] r4:00000001 [ 1326.732903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.732963][ T32] Exception stack(0xe06fdfb0 to 0xe06fdff8) [ 1326.733028][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.733130][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.733164][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.733325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.733351][ T32] r4:84441a00 [ 1326.733830][ T32] INFO: task kworker/0:113:3786 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.733944][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.734066][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.734132][ T32] Call trace: [ 1326.734174][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.734228][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.734286][ T32] r4:00000000 [ 1326.734311][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.734353][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.734383][ T32] dd20: c70c3000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.734419][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.734463][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.734515][ T32] r5:80000113 r4:80239bb0 [ 1326.734548][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.734626][ T32] r4:82ac21e4 [ 1326.734669][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.734758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.734802][ T32] r4:e058ddc0 [ 1326.734830][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.734874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.734933][ T32] r4:00000000 [ 1326.734974][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.735059][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.735175][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.735291][ T32] r5:00001000 r4:dfb45000 [ 1326.735383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.735431][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.735475][ T32] r5:84be038c r4:84be0000 [ 1326.735496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.735611][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.735642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.735730][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.735767][ T32] r4:84bbbe80 [ 1326.735895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.735992][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.736018][ T32] r4:00000001 [ 1326.736039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.736076][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.736137][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.736259][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.736289][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.736333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.736359][ T32] r4:84ba8680 [ 1326.736416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.736470][ T32] INFO: task kworker/0:114:3787 blocked for more than 453 seconds. [ 1326.736506][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.736532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.736552][ T32] task:kworker/0:114 state:D stack:0 pid:3787 tgid:3787 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.736604][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.736663][ T32] Call trace: [ 1326.736702][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.736756][ T32] r10:8291a684 r9:e0701d84 r8:00000002 r7:60000013 r6:e0701d8c r5:8505d400 [ 1326.736816][ T32] r4:8505d400 [ 1326.736871][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.736990][ T32] r5:8505d400 r4:8291a680 [ 1326.737053][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.737096][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.737182][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0701e08 [ 1326.737240][ T32] r4:00000000 [ 1326.737264][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.737355][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.737501][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.737620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84441e80 [ 1326.737663][ T32] r4:00000000 [ 1326.737744][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.737792][ T32] r9:83018005 r8:8505d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1326.737815][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.737969][ T32] r5:00001000 r4:e05b9000 [ 1326.737993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.738033][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.738076][ T32] r5:84ae338c r4:84ae3000 [ 1326.738119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.762300][ T32] r7:dddced80 r6:83018000 r5:84ae338c r4:84877200 [ 1326.762409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.762586][ T32] r10:61c88647 r9:8505d400 r8:8487722c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.762615][ T32] r4:84877200 [ 1326.762727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.762785][ T32] r10:00000000 r9:84877200 r8:80287e08 r7:e06b1e60 r6:84bc9d80 r5:8505d400 [ 1326.762810][ T32] r4:00000001 [ 1326.762830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.762897][ T32] Exception stack(0xe0701fb0 to 0xe0701ff8) [ 1326.762942][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.762971][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.762997][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.763026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.763048][ T32] r4:84441bc0 [ 1326.763581][ T32] INFO: task kworker/0:114:3787 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.763632][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.763746][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.763821][ T32] Call trace: [ 1326.763944][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.764002][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.764029][ T32] r4:00000000 [ 1326.764050][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.764089][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.764117][ T32] dd20: c745a000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.764146][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.764209][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.764334][ T32] r5:80000113 r4:80239bb0 [ 1326.764360][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.764583][ T32] r4:82ac21e4 [ 1326.764611][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.764681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.764742][ T32] r4:e058ddc0 [ 1326.764766][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.764810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.764834][ T32] r4:00000000 [ 1326.764881][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.764943][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.764968][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.765015][ T32] r5:00001000 r4:dfb45000 [ 1326.765035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.765076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.765153][ T32] r5:84be038c r4:84be0000 [ 1326.765178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.765228][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.765283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.765335][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.765359][ T32] r4:84bbbe80 [ 1326.765406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.765482][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.765507][ T32] r4:00000001 [ 1326.765560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.765601][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.765629][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.765663][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.765690][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.765719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.765740][ T32] r4:84ba8680 [ 1326.765761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.765804][ T32] INFO: task kworker/0:115:3789 blocked for more than 453 seconds. [ 1326.765840][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.766040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.766238][ T32] task:kworker/0:115 state:D stack:0 pid:3789 tgid:3789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.766422][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.766555][ T32] Call trace: [ 1326.766674][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.766788][ T32] r10:8291a684 r9:e070dd84 r8:00000002 r7:60000013 r6:e070dd8c r5:8505c800 [ 1326.766843][ T32] r4:8505c800 [ 1326.766892][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.766981][ T32] r5:8505c800 r4:8291a680 [ 1326.767027][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.767108][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.767196][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e070de08 [ 1326.767247][ T32] r4:00000000 [ 1326.767291][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.767364][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.767448][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.767572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84441fc0 [ 1326.767654][ T32] r4:00000000 [ 1326.767705][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.767802][ T32] r9:83018005 r8:8505c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1326.767880][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.768006][ T32] r5:00001000 r4:e05ed000 [ 1326.768058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.778919][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.779124][ T32] r5:84ae378c r4:84ae3400 [ 1326.779177][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.779280][ T32] r7:dddced80 r6:83018000 r5:84ae378c r4:84877280 [ 1326.779331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.779441][ T32] r10:61c88647 r9:8505c800 r8:848772ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.779495][ T32] r4:84877280 [ 1326.779578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.779695][ T32] r10:00000000 r9:84877280 r8:80287e08 r7:e06b1e60 r6:84bc9e00 r5:8505c800 [ 1326.779749][ T32] r4:00000001 [ 1326.779797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.779882][ T32] Exception stack(0xe070dfb0 to 0xe070dff8) [ 1326.779948][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.780013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.780074][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.780140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.780192][ T32] r4:84441d00 [ 1326.780937][ T32] INFO: task kworker/0:115:3789 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.781014][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.781155][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.781259][ T32] Call trace: [ 1326.781349][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.781504][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.781578][ T32] r4:00000000 [ 1326.781635][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.781723][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.781842][ T32] dd20: c745a000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.781917][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.781979][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.782037][ T32] r5:80000113 r4:80239bb0 [ 1326.782112][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.782207][ T32] r4:82ac21e4 [ 1326.782254][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.782344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.782411][ T32] r4:e058ddc0 [ 1326.782487][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.782571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.782621][ T32] r4:00000000 [ 1326.782677][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.782779][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.782834][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.782928][ T32] r5:00001000 r4:dfb45000 [ 1326.782975][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.783058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.783148][ T32] r5:84be038c r4:84be0000 [ 1326.783193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.783293][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.783343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.783446][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.783499][ T32] r4:84bbbe80 [ 1326.783654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.783766][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.783819][ T32] r4:00000001 [ 1326.783980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.784067][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.784205][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.784274][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.784336][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.784400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.784455][ T32] r4:84ba8680 [ 1326.784564][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.784646][ T32] INFO: task kworker/0:116:3791 blocked for more than 453 seconds. [ 1326.784725][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.784792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.784846][ T32] task:kworker/0:116 state:D stack:0 pid:3791 tgid:3791 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.784960][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.785068][ T32] Call trace: [ 1326.785216][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.785339][ T32] r10:8291a684 r9:e0721d84 r8:00000002 r7:60000013 r6:e0721d8c r5:8505e000 [ 1326.785400][ T32] r4:8505e000 [ 1326.785453][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.785554][ T32] r5:8505e000 r4:8291a680 [ 1326.785673][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.785776][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.785871][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0721e08 [ 1326.785926][ T32] r4:00000000 [ 1326.785975][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.786076][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.786168][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.786271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba9600 [ 1326.786327][ T32] r4:00000000 [ 1326.786378][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.786596][ T32] r9:83018005 r8:8505e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1326.786660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.786834][ T32] r5:00001000 r4:e0711000 [ 1326.786887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.787001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.787172][ T32] r5:84ae3b8c r4:84ae3800 [ 1326.787241][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.787376][ T32] r7:dddced80 r6:83018000 r5:84ae3b8c r4:84877300 [ 1326.787492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.787666][ T32] r10:61c88647 r9:8505e000 r8:8487732c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.787728][ T32] r4:84877300 [ 1326.787774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.787877][ T32] r10:00000000 r9:84877300 r8:80287e08 r7:e06b1e60 r6:84bc9e80 r5:8505e000 [ 1326.787948][ T32] r4:00000001 [ 1326.788024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.816005][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.816270][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.816377][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.816450][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.816523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.816598][ T32] r4:84ba9a80 [ 1326.817364][ T32] INFO: task kworker/0:116:3791 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.817466][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.817777][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.817981][ T32] Call trace: [ 1326.832537][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.832719][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.832777][ T32] r4:00000000 [ 1326.832829][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.832953][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.833041][ T32] dd20: c7946000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.833138][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.833213][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.833271][ T32] r5:80000113 r4:80239bb0 [ 1326.833349][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.833478][ T32] r4:82ac21e4 [ 1326.833533][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.833662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.833721][ T32] r4:e058ddc0 [ 1326.833774][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.833888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.833948][ T32] r4:00000000 [ 1326.833996][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.834097][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.834217][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.834321][ T32] r5:00001000 r4:dfb45000 [ 1326.834370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.834652][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.834968][ T32] r5:84be038c r4:84be0000 [ 1326.835033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.835280][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.835358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.835466][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.835521][ T32] r4:84bbbe80 [ 1326.835704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.835817][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.835871][ T32] r4:00000001 [ 1326.835934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.836158][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.836232][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.836301][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.836363][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.836434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.836518][ T32] r4:84ba8680 [ 1326.836746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.836857][ T32] INFO: task kworker/0:117:3794 blocked for more than 453 seconds. [ 1326.836940][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.837000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.837085][ T32] task:kworker/0:117 state:D stack:0 pid:3794 tgid:3794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.837302][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.837555][ T32] Call trace: [ 1326.837720][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.837886][ T32] r10:8291a684 r9:e0735d84 r8:00000002 r7:60000113 r6:e0735d8c r5:8505b000 [ 1326.837950][ T32] r4:8505b000 [ 1326.837999][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.838091][ T32] r5:8505b000 r4:8291a680 [ 1326.838231][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.858945][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.859136][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0735e08 [ 1326.859191][ T32] r4:00000000 [ 1326.859236][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.859313][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.859405][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.859518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84441e00 [ 1326.859735][ T32] r4:00000000 [ 1326.859923][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.860024][ T32] r9:83018005 r8:8505b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1326.860061][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.860132][ T32] r5:00001000 r4:e071d000 [ 1326.860163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.860224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.860290][ T32] r5:84ae3f8c r4:84ae3c00 [ 1326.860323][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.860397][ T32] r7:dddced80 r6:83018000 r5:84ae3f8c r4:84877380 [ 1326.860430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.860503][ T32] r10:61c88647 r9:8505b000 r8:848773ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.860570][ T32] r4:84877380 [ 1326.860609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.860689][ T32] r10:00000000 r9:84877380 r8:80287e08 r7:e06b1e60 r6:84bc9f00 r5:8505b000 [ 1326.860724][ T32] r4:00000001 [ 1326.860846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.860905][ T32] Exception stack(0xe0735fb0 to 0xe0735ff8) [ 1326.860986][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.861033][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.861074][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.861119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.861154][ T32] r4:84ba9f40 [ 1326.861690][ T32] INFO: task kworker/0:117:3794 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.861734][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.861874][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.861982][ T32] Call trace: [ 1326.862023][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.862082][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.862107][ T32] r4:00000000 [ 1326.862154][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.862201][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.862231][ T32] dd20: c7b45000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.862262][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.862288][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.862314][ T32] r5:80000113 r4:80239bb0 [ 1326.862353][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.862401][ T32] r4:82ac21e4 [ 1326.862424][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.862469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.862493][ T32] r4:e058ddc0 [ 1326.862513][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.862557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.862580][ T32] r4:00000000 [ 1326.862601][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.862649][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.862679][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.862724][ T32] r5:00001000 r4:dfb45000 [ 1326.862772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.862922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.862998][ T32] r5:84be038c r4:84be0000 [ 1326.863023][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.863075][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.863101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.863151][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.863177][ T32] r4:84bbbe80 [ 1326.863197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.863245][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.863269][ T32] r4:00000001 [ 1326.863288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.863326][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.863353][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.863421][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.863452][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.863483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.863507][ T32] r4:84ba8680 [ 1326.863531][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.863611][ T32] INFO: task kworker/0:118:3796 blocked for more than 453 seconds. [ 1326.863675][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1326.863729][ T32] task:kworker/0:118 state:D stack:0 pid:3796 tgid:3796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.863808][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.863867][ T32] Call trace: [ 1326.863901][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.863950][ T32] r10:8291a684 r9:e074dd84 r8:00000002 r7:60000113 r6:e074dd8c r5:85060c00 [ 1326.863973][ T32] r4:85060c00 [ 1326.863993][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.864036][ T32] r5:85060c00 r4:8291a680 [ 1326.864083][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.864126][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.864196][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e074de08 [ 1326.864222][ T32] r4:00000000 [ 1326.864271][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.864316][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.864353][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.864517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479f040 [ 1326.864549][ T32] r4:00000000 [ 1326.864570][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.864615][ T32] r9:83018005 r8:85060c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1326.864636][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.864685][ T32] r5:00001000 r4:e072d000 [ 1326.864706][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.864746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.864787][ T32] r5:84ae438c r4:84ae4000 [ 1326.864806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.864853][ T32] r7:dddced80 r6:83018000 r5:84ae438c r4:84877400 [ 1326.864874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.864947][ T32] r10:61c88647 r9:85060c00 r8:8487742c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.864976][ T32] r4:84877400 [ 1326.865047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.865096][ T32] r10:00000000 r9:84877400 r8:80287e08 r7:e06b1e60 r6:84bc9f80 r5:85060c00 [ 1326.865121][ T32] r4:00000001 [ 1326.865139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.865175][ T32] Exception stack(0xe074dfb0 to 0xe074dff8) [ 1326.865201][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.865229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.865255][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.865285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.865341][ T32] r4:8479f000 [ 1326.865579][ T32] INFO: task kworker/0:118:3796 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.865643][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.865727][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.865790][ T32] Call trace: [ 1326.865907][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.865999][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.866030][ T32] r4:00000000 [ 1326.866051][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.866092][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.866122][ T32] dd20: c7b45000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.866151][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.866177][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.866200][ T32] r5:80000113 r4:80239bb0 [ 1326.866221][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.866262][ T32] r4:82ac21e4 [ 1326.866283][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.866344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.866371][ T32] r4:e058ddc0 [ 1326.866391][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.866433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.866454][ T32] r4:00000000 [ 1326.866487][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.866563][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.866589][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.866633][ T32] r5:00001000 r4:dfb45000 [ 1326.866657][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.866698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.866740][ T32] r5:84be038c r4:84be0000 [ 1326.866760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.866821][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.866875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.866938][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.866990][ T32] r4:84bbbe80 [ 1326.867013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.867060][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.867082][ T32] r4:00000001 [ 1326.867101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.867136][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.867162][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.867190][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.867215][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.867243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.867264][ T32] r4:84ba8680 [ 1326.867285][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.867310][ T32] INFO: task kworker/0:119:3797 blocked for more than 453 seconds. [ 1326.867363][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.867391][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.867432][ T32] task:kworker/0:119 state:D stack:0 pid:3797 tgid:3797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.867507][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.867596][ T32] Call trace: [ 1326.867631][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.867711][ T32] r10:8291a684 r9:e0755d84 r8:00000002 r7:60000113 r6:e0755d8c r5:85061800 [ 1326.867738][ T32] r4:85061800 [ 1326.867790][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.867838][ T32] r5:85061800 r4:8291a680 [ 1326.867886][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.867930][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.867973][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0755e08 [ 1326.867995][ T32] r4:00000000 [ 1326.868014][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.868048][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.868136][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.890818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479f340 [ 1326.890872][ T32] r4:00000000 [ 1326.890898][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.891138][ T32] r9:83018005 r8:85061800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1326.891184][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.891239][ T32] r5:00001000 r4:e073d000 ** 1 printk messages dropped ** [ 1326.891447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.891569][ T32] r5:84ae478c r4:84ae4400 ** 3 printk messages dropped ** [ 1326.891859][ T32] r10:61c88647 r9:85061800 r8:848774ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.892726][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.893503][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.893803][ T32] dd20: c7e2e000 dfadb000 00000001 80239b98 7f2f7000 00000001 ** 9 printk messages dropped ** [ 1326.894183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 9 printk messages dropped ** [ 1326.894763][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 5 printk messages dropped ** [ 1326.895008][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.895203][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1326.895256][ T32] r4:84ba8680 [ 1326.895278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.895348][ T32] INFO: task kworker/0:120:3801 blocked for more than 453 seconds. [ 1326.895419][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.895578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.895616][ T32] task:kworker/0:120 state:D stack:0 pid:3801 tgid:3801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.895684][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.895758][ T32] Call trace: [ 1326.895791][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.895841][ T32] r10:8291a684 r9:e068dd84 r8:00000002 r7:60000013 r6:e068dd8c r5:85062400 [ 1326.895864][ T32] r4:85062400 [ 1326.895921][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.896062][ T32] r5:85062400 r4:8291a680 [ 1326.896181][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.896254][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.896301][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e068de08 [ 1326.896325][ T32] r4:00000000 [ 1326.896344][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.896407][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.896476][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.896581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479f600 [ 1326.896610][ T32] r4:00000000 [ 1326.896631][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.896785][ T32] r9:83018005 r8:85062400 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 [ 1326.896812][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.896863][ T32] r5:00001000 r4:df97f000 [ 1326.896911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.896991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.897388][ T32] r5:84ae4f8c r4:84ae4c00 [ 1326.897444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.897497][ T32] r7:dddced80 r6:83018000 r5:84ae4f8c r4:84877500 [ 1326.897520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.897569][ T32] r10:61c88647 r9:85062400 r8:8487752c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.897592][ T32] r4:84877500 [ 1326.897659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.897770][ T32] r10:00000000 r9:84877500 r8:80287e08 r7:e06b1e60 r6:847a7080 r5:85062400 [ 1326.897804][ T32] r4:00000001 [ 1326.897825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.897889][ T32] Exception stack(0xe068dfb0 to 0xe068dff8) [ 1326.897920][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.897952][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.898050][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.898086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.898184][ T32] r4:8479f2c0 [ 1326.912884][ T32] INFO: task kworker/0:120:3801 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.912966][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.913109][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.913196][ T32] Call trace: [ 1326.913261][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.913358][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.913388][ T32] r4:00000000 [ 1326.913418][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.913492][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.913528][ T32] dd20: c7e4c000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.913581][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.913638][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.913673][ T32] r5:80000113 r4:80239bb0 [ 1326.913695][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.913739][ T32] r4:82ac21e4 [ 1326.913759][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.913828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.913857][ T32] r4:e058ddc0 [ 1326.913905][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.913950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.913973][ T32] r4:00000000 [ 1326.913993][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.914040][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.914062][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.914104][ T32] r5:00001000 r4:dfb45000 [ 1326.914125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.914191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.914238][ T32] r5:84be038c r4:84be0000 [ 1326.914259][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.914307][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.914329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1326.914500][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 2 printk messages dropped ** [ 1326.914627][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 3 printk messages dropped ** [ 1326.914745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1326.914939][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1326.915063][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.915365][ T32] r5:85063000 r4:8291a680 ** 2 printk messages dropped ** [ 1326.915586][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0779e08 ** 3 printk messages dropped ** [ 1326.915746][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1326.915949][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.915992][ T32] r5:00001000 r4:e043b000 [ 1326.916011][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.916060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.916148][ T32] r5:84bea78c r4:84bea400 [ 1326.916183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.916262][ T32] r7:ddde2d80 r6:83018200 r5:84bea78c r4:847a7100 [ 1326.916299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.916394][ T32] r10:61c88647 r9:85063000 r8:847a712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.916425][ T32] r4:847a7100 [ 1326.916445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.916490][ T32] r10:00000000 r9:847a7100 r8:80287e08 r7:e0441e60 r6:847a7180 r5:85063000 [ 1326.916516][ T32] r4:00000001 [ 1326.916535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.916597][ T32] Exception stack(0xe0779fb0 to 0xe0779ff8) [ 1326.916629][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.916665][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.916693][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.916722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.916744][ T32] r4:843e2f40 [ 1326.916965][ T32] INFO: task kworker/1:225:3802 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.917000][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.917056][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.917288][ T32] Call trace: [ 1326.917419][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.917480][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.917522][ T32] r4:00000000 [ 1326.917547][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.917588][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.917617][ T32] dd20: c7e4c000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.917646][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.917705][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.917734][ T32] r5:80000113 r4:80239bb0 [ 1326.917771][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.917842][ T32] r4:82ac21e4 [ 1326.917868][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.917937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.917964][ T32] r4:e058ddc0 [ 1326.918036][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.918082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.941053][ T32] r4:00000000 [ 1326.941229][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.941321][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.941396][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.941468][ T32] r5:00001000 r4:dfb45000 [ 1326.941494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.941582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.941792][ T32] r5:84be038c r4:84be0000 [ 1326.941864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.941961][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.941988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.942090][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.942118][ T32] r4:84bbbe80 [ 1326.942169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.942328][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.942381][ T32] r4:00000001 [ 1326.942467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.942514][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.942549][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.942739][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.942893][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.942929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.942967][ T32] r4:84ba8680 [ 1326.943020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.943057][ T32] INFO: task kworker/0:121:3804 blocked for more than 453 seconds. [ 1326.943090][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.943116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.943139][ T32] task:kworker/0:121 state:D stack:0 pid:3804 tgid:3804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.943200][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.943248][ T32] Call trace: [ 1326.943279][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.943331][ T32] r10:8291a684 r9:dfb01d84 r8:00000002 r7:60000013 r6:dfb01d8c r5:85063c00 [ 1326.943355][ T32] r4:85063c00 [ 1326.943374][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.943450][ T32] r5:85063c00 r4:8291a680 [ 1326.943534][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.943624][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.943676][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb01e08 [ 1326.943700][ T32] r4:00000000 [ 1326.943735][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.943775][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.943812][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.943856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479f740 [ 1326.943891][ T32] r4:00000000 [ 1326.943916][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.943964][ T32] r9:83018005 r8:85063c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1326.944001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.944048][ T32] r5:00001000 r4:df9b1000 [ 1326.944070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.944122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.944169][ T32] r5:84ae538c r4:84ae5000 [ 1326.944190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.944237][ T32] r7:dddced80 r6:83018000 r5:84ae538c r4:84877580 [ 1326.944259][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.944308][ T32] r10:61c88647 r9:85063c00 r8:848775ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.944331][ T32] r4:84877580 [ 1326.944350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.944411][ T32] r10:00000000 r9:84877580 r8:80287e08 r7:e068de60 r6:847a7200 r5:85063c00 [ 1326.944439][ T32] r4:00000001 [ 1326.944458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.944495][ T32] Exception stack(0xdfb01fb0 to 0xdfb01ff8) [ 1326.944549][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.944587][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.944617][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.944663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1326.945294][ T32] Call trace: ** 7 printk messages dropped ** [ 1326.945800][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 11 printk messages dropped ** [ 1326.946346][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1326.946828][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1326.946852][ T32] r4:00000001 [ 1326.946871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.946905][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.946932][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.946959][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.946985][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.947039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.947067][ T32] r4:84ba8680 [ 1326.947089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.947144][ T32] INFO: task kworker/0:122:3806 blocked for more than 453 seconds. [ 1326.947175][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.947225][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.947250][ T32] task:kworker/0:122 state:D stack:0 pid:3806 tgid:3806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.947327][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.947369][ T32] Call trace: [ 1326.947426][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.947495][ T32] r10:8291a684 r9:e00d9d84 r8:00000002 r7:60000013 r6:e00d9d8c r5:85064800 [ 1326.947523][ T32] r4:85064800 [ 1326.947578][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.947707][ T32] r5:85064800 r4:8291a680 [ 1326.947754][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.947800][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.947869][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00d9e08 [ 1326.947899][ T32] r4:00000000 [ 1326.947950][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.947989][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.948042][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.948189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479f9c0 [ 1326.965748][ T32] r4:00000000 [ 1326.965795][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.965867][ T32] r9:83018005 r8:85064800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1326.965912][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.965991][ T32] r5:00001000 r4:dfa19000 [ 1326.966028][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.966073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.966133][ T32] r5:84ae5b8c r4:84ae5800 [ 1326.966157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.966255][ T32] r7:dddced80 r6:83018000 r5:84ae5b8c r4:84877600 [ 1326.966281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.966331][ T32] r10:61c88647 r9:85064800 r8:8487762c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.966354][ T32] r4:84877600 [ 1326.966374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.966421][ T32] r10:00000000 r9:84877600 r8:80287e08 r7:dfb01e60 r6:847a7280 r5:85064800 [ 1326.966471][ T32] r4:00000001 [ 1326.966495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.966534][ T32] Exception stack(0xe00d9fb0 to 0xe00d9ff8) [ 1326.966564][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.966593][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.966682][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.966723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.966748][ T32] r4:8479f400 [ 1326.967159][ T32] INFO: task kworker/0:122:3806 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.967196][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.967468][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.967635][ T32] Call trace: [ 1326.967738][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.967892][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.967929][ T32] r4:00000000 [ 1326.967950][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.967993][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.968022][ T32] dd20: c83d6000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.968052][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.968200][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.982418][ T32] r5:80000113 r4:80239bb0 [ 1326.982475][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.982604][ T32] r4:82ac21e4 [ 1326.982658][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.982713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.982740][ T32] r4:e058ddc0 [ 1326.982762][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.982804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1326.982827][ T32] r4:00000000 [ 1326.982875][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.982927][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.982950][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.983024][ T32] r5:00001000 r4:dfb45000 [ 1326.983115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.983160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.983203][ T32] r5:84be038c r4:84be0000 [ 1326.983224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.983270][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1326.983292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.983340][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.983363][ T32] r4:84bbbe80 ** 4 printk messages dropped ** [ 1326.983517][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 4 printk messages dropped ** [ 1326.983785][ T32] r4:84ba8680 ** 5 printk messages dropped ** [ 1326.984037][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.984409][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1326.984533][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0785e08 [ 1326.984557][ T32] r4:00000000 [ 1326.984667][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.984707][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.984771][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.984816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479f8c0 [ 1326.984867][ T32] r4:00000000 [ 1326.984962][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.985068][ T32] r9:83018005 r8:85065400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1326.985108][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.985242][ T32] r5:00001000 r4:df9cd000 [ 1326.985268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.985310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.985421][ T32] r5:84ae578c r4:84ae5400 [ 1326.985454][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.985528][ T32] r7:dddced80 r6:83018000 r5:84ae578c r4:84877680 [ 1326.985553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.985601][ T32] r10:61c88647 r9:85065400 r8:848776ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.985624][ T32] r4:84877680 [ 1326.985658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.985707][ T32] r10:00000000 r9:84877680 r8:80287e08 r7:e00d9e60 r6:847a7300 r5:85065400 [ 1326.985732][ T32] r4:00000001 [ 1326.985780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.985820][ T32] Exception stack(0xe0785fb0 to 0xe0785ff8) [ 1326.985848][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.985876][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1326.985954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.985979][ T32] r4:8479f680 [ 1326.986444][ T32] INFO: task kworker/0:123:3807 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1326.986483][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.986563][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.986717][ T32] Call trace: [ 1326.987418][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.987475][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1326.987527][ T32] r4:00000000 [ 1326.987587][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.987633][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1326.987727][ T32] dd20: c86a6000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1326.987761][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1326.987787][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.987901][ T32] r5:80000113 r4:80239bb0 [ 1326.987926][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.987980][ T32] r4:82ac21e4 [ 1326.988005][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.988048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1326.988073][ T32] r4:e058ddc0 [ 1326.988161][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1327.003412][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1327.003909][ T32] r4:84bbbe80 ** 4 printk messages dropped ** [ 1327.004094][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 4 printk messages dropped ** [ 1327.004296][ T32] r4:84ba8680 ** 5 printk messages dropped ** [ 1327.004656][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.005031][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1327.005477][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.005661][ T32] r5:84ae5f8c r4:84ae5c00 ** 1 printk messages dropped ** [ 1327.005733][ T32] r7:dddced80 r6:83018000 r5:84ae5f8c r4:84877700 ** 4 printk messages dropped ** [ 1327.005902][ T32] r10:00000000 r9:84877700 r8:80287e08 r7:e00d9e60 r6:847a7780 r5:85066000 ** 8 printk messages dropped ** [ 1327.006666][ T32] INFO: task kworker/0:124:3809 is blocked on a mutex likely owned by task kworker/1:201:3654. ** 10 printk messages dropped ** [ 1327.007758][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1327.008169][ T32] r4:e058ddc0 ** 7 printk messages dropped ** [ 1327.025142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1327.025610][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 6 printk messages dropped ** [ 1327.025815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1327.026319][ T32] r4:84b9e000 ** 4 printk messages dropped ** [ 1327.026529][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0741e08 ** 7 printk messages dropped ** [ 1327.026858][ T32] r9:83018005 r8:84b9e000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1327.026880][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.026922][ T32] r5:00001000 r4:dfa83000 [ 1327.026942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.026982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.027026][ T32] r5:84ae638c r4:84ae6000 [ 1327.027072][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.027121][ T32] r7:dddced80 r6:83018000 r5:84ae638c r4:84877780 [ 1327.027189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.027278][ T32] r10:61c88647 r9:84b9e000 r8:848777ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.027328][ T32] r4:84877780 [ 1327.027378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.027454][ T32] r10:00000000 r9:84877780 r8:80287e08 r7:e0789e60 r6:84877800 r5:84b9e000 [ 1327.027480][ T32] r4:00000001 [ 1327.027526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.027585][ T32] Exception stack(0xe0741fb0 to 0xe0741ff8) [ 1327.027614][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.027645][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.027677][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.027709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.027731][ T32] r4:8479f680 [ 1327.034727][ T32] INFO: task kworker/0:125:3812 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1327.034888][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.035015][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.035161][ T32] Call trace: [ 1327.035254][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.035342][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1327.035370][ T32] r4:00000000 [ 1327.035410][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.035458][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1327.035512][ T32] dd20: c8ab0000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1327.035608][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1327.035639][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.035678][ T32] r5:80000113 r4:80239bb0 [ 1327.035730][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.035779][ T32] r4:82ac21e4 [ 1327.035829][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.035885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1327.035963][ T32] r4:e058ddc0 [ 1327.035989][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.036197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1327.036294][ T32] r4:00000000 [ 1327.036340][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.036419][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.036448][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.036672][ T32] r5:00001000 r4:dfb45000 [ 1327.036713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.036761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.036843][ T32] r5:84be038c r4:84be0000 [ 1327.036870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.036921][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1327.036945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.036995][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.037019][ T32] r4:84bbbe80 [ 1327.037056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.037128][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1327.037152][ T32] r4:00000001 [ 1327.037172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.037208][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1327.037234][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.037262][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.037312][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.037383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.037440][ T32] r4:84ba8680 [ 1327.037497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.037529][ T32] INFO: task kworker/0:126:3814 blocked for more than 453 seconds. [ 1327.037564][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.037590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.037666][ T32] task:kworker/0:126 state:D stack:0 pid:3814 tgid:3814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.037792][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.037884][ T32] Call trace: [ 1327.037979][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.038076][ T32] r10:8291a684 r9:e078dd84 r8:00000002 r7:60000113 r6:e078dd8c r5:84b9ec00 [ 1327.052153][ T32] r4:84b9ec00 [ 1327.052286][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.052421][ T32] r5:84b9ec00 r4:8291a680 [ 1327.052507][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.052568][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.052613][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e078de08 [ 1327.052636][ T32] r4:00000000 [ 1327.052663][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.052700][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.052868][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.052930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479f280 [ 1327.052985][ T32] r4:00000000 [ 1327.053112][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.053193][ T32] r9:83018005 r8:84b9ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1327.053356][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.053411][ T32] r5:00001000 r4:dfb6b000 [ 1327.053433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.053620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.053673][ T32] r5:84ae6f8c r4:84ae6c00 [ 1327.053696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.053745][ T32] r7:dddced80 r6:83018000 r5:84ae6f8c r4:84877880 [ 1327.053767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.053958][ T32] r10:61c88647 r9:84b9ec00 r8:848778ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.054316][ T32] r4:84877880 [ 1327.054342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.054390][ T32] r10:00000000 r9:84877880 r8:80287e08 r7:e0741e60 r6:84877900 r5:84b9ec00 [ 1327.054480][ T32] r4:00000001 [ 1327.054505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.054546][ T32] Exception stack(0xe078dfb0 to 0xe078dff8) [ 1327.054576][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.054632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.054667][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.054700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.054722][ T32] r4:8479fc80 [ 1327.055158][ T32] INFO: task kworker/0:126:3814 is blocked on a mutex likely owned by task kworker/1:201:3654. ** 1 printk messages dropped ** [ 1327.055395][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.055878][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1327.056132][ T32] r4:e058ddc0 ** 4 printk messages dropped ** [ 1327.056380][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 8 printk messages dropped ** [ 1327.056759][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1327.056971][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.057236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1327.058008][ T32] r4:84b9d400 [ 1327.058190][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.069878][ T32] r5:84b9d400 r4:8291a680 [ 1327.070017][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.070101][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.070177][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0791e08 [ 1327.070277][ T32] r4:00000000 [ 1327.070305][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.070374][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.070451][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.070526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479fd40 [ 1327.070636][ T32] r4:00000000 [ 1327.070693][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.070746][ T32] r9:83018005 r8:84b9d400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1327.070769][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.070840][ T32] r5:00001000 r4:dfacd000 [ 1327.070885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.070928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.070988][ T32] r5:84ae678c r4:84ae6400 [ 1327.071042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.071105][ T32] r7:dddced80 r6:83018000 r5:84ae678c r4:84877980 [ 1327.071130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.071179][ T32] r10:61c88647 r9:84b9d400 r8:848779ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.071230][ T32] r4:84877980 [ 1327.071281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.071334][ T32] r10:00000000 r9:84877980 r8:80287e08 r7:e078de60 r6:84877a00 r5:84b9d400 [ 1327.071356][ T32] r4:00000001 [ 1327.071376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.071428][ T32] Exception stack(0xe0791fb0 to 0xe0791ff8) [ 1327.071462][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.071504][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.071605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.071675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.071777][ T32] r4:8479fbc0 [ 1327.072356][ T32] INFO: task kworker/0:127:3816 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1327.072489][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.072666][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.072745][ T32] Call trace: [ 1327.072797][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.072853][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1327.072879][ T32] r4:00000000 [ 1327.072930][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.072975][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1327.073031][ T32] dd20: c8de7000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1327.073124][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1327.073154][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.073201][ T32] r5:80000113 r4:80239bb0 [ 1327.073247][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.073300][ T32] r4:82ac21e4 [ 1327.073353][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1327.073660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1327.074223][ T32] r4:84bbbe80 ** 5 printk messages dropped ** [ 1327.074501][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.075212][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.075620][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1327.076114][ T32] r4:00000000 [ 1327.076139][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.076184][ T32] r9:83018005 r8:84b98000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1327.076208][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.076249][ T32] r5:00001000 r4:dfafd000 [ 1327.076303][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.076376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.076430][ T32] r5:84ae6b8c r4:84ae6800 [ 1327.076478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.076534][ T32] r7:dddced80 r6:83018000 r5:84ae6b8c r4:84877a80 [ 1327.076577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.076659][ T32] r10:61c88647 r9:84b98000 r8:84877aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.076714][ T32] r4:84877a80 [ 1327.076757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.076807][ T32] r10:00000000 r9:84877a80 r8:80287e08 r7:e078de60 r6:84877b00 r5:84b98000 [ 1327.076829][ T32] r4:00000001 [ 1327.076850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.076888][ T32] Exception stack(0xe0795fb0 to 0xe0795ff8) [ 1327.076914][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.076945][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.076986][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.077020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.077043][ T32] r4:8479fd80 [ 1327.077303][ T32] INFO: task kworker/0:128:3818 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1327.077402][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.077550][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.077641][ T32] Call trace: [ 1327.077681][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.077734][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1327.077806][ T32] r4:00000000 [ 1327.077831][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.077872][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1327.077929][ T32] dd20: c8de7000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1327.077973][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1327.078028][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.078085][ T32] r5:80000113 r4:80239bb0 [ 1327.078212][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.105034][ T32] r4:82ac21e4 [ 1327.105087][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.105184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1327.105214][ T32] r4:e058ddc0 [ 1327.105236][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.105280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1327.105340][ T32] r4:00000000 [ 1327.105364][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.105419][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.105442][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.105488][ T32] r5:00001000 r4:dfb45000 [ 1327.105509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.105626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.105711][ T32] r5:84be038c r4:84be0000 [ 1327.105737][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.105788][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1327.105837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1327.106080][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 5 printk messages dropped ** [ 1327.106365][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.106997][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.124829][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ade08 ** 8 printk messages dropped ** [ 1327.126023][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.126274][ T32] r5:00001000 r4:dfd4b000 [ 1327.126329][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.126456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.126821][ T32] r5:84ae738c r4:84ae7000 [ 1327.126848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.126901][ T32] r7:dddced80 r6:83018000 r5:84ae738c r4:84877b80 [ 1327.126924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.126975][ T32] r10:61c88647 r9:843f8000 r8:84877bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.126998][ T32] r4:84877b80 [ 1327.127020][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.127068][ T32] r10:00000000 r9:84877b80 r8:80287e08 r7:e078de60 r6:84877c00 r5:843f8000 [ 1327.127148][ T32] r4:00000001 [ 1327.127235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.127324][ T32] Exception stack(0xe07adfb0 to 0xe07adff8) [ 1327.127593][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.127644][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.127680][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.127711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.128055][ T32] r4:847bc040 [ 1327.135903][ T32] INFO: task kworker/0:129:3820 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1327.136012][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.136122][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.136183][ T32] Call trace: [ 1327.136217][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.136275][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1327.136341][ T32] r4:00000000 [ 1327.136483][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.136531][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1327.136561][ T32] dd20: c93af000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1327.136592][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1327.136618][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.136642][ T32] r5:80000113 r4:80239bb0 [ 1327.136673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.136746][ T32] r4:82ac21e4 [ 1327.136771][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.136814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1327.136837][ T32] r4:e058ddc0 [ 1327.136877][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.136921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1327.136944][ T32] r4:00000000 [ 1327.137021][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.137071][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.137094][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.137174][ T32] r5:00001000 r4:dfb45000 [ 1327.137200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.137269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.137424][ T32] r5:84be038c r4:84be0000 [ 1327.137452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.137502][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1327.137524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1327.137595][ T32] r4:84bbbe80 ** 4 printk messages dropped ** [ 1327.137779][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 6 printk messages dropped ** [ 1327.138082][ T32] INFO: task kworker/0:130:3822 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1327.142973][ T32] r4:843f8c00 ** 4 printk messages dropped ** [ 1327.143230][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b1e08 ** 11 printk messages dropped ** [ 1327.143920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.144133][ T32] r10:61c88647 r9:843f8c00 r8:84877cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.144713][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1327.145870][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.146033][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1327.146577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 11 printk messages dropped ** [ 1327.147214][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.147625][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.148097][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.166757][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.167413][ T32] r5:00001000 r4:dfd83000 ** 1 printk messages dropped ** [ 1327.167481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.168012][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.181843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1327.182832][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1327.182999][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1327.183056][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.183084][ T32] r5:80000113 r4:80239bb0 [ 1327.183106][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.183149][ T32] r4:82ac21e4 [ 1327.183170][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.183213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1327.183237][ T32] r4:e058ddc0 [ 1327.183258][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.183358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1327.183385][ T32] r4:00000000 [ 1327.183440][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.183492][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.183613][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.183694][ T32] r5:00001000 r4:dfb45000 [ 1327.183753][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.183798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.183856][ T32] r5:84be038c r4:84be0000 [ 1327.183881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.183930][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1327.183952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.184000][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.184050][ T32] r4:84bbbe80 [ 1327.184103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.184185][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1327.184294][ T32] r4:00000001 [ 1327.184317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.184353][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1327.184414][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.184467][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.184526][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.184560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.184641][ T32] r4:84ba8680 [ 1327.184734][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.184795][ T32] INFO: task kworker/0:132:3826 blocked for more than 453 seconds. [ 1327.184832][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.184859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.184881][ T32] task:kworker/0:132 state:D stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.184954][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.185001][ T32] Call trace: [ 1327.185034][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.185081][ T32] r10:8291a684 r9:e07bdd84 r8:00000002 r7:60000113 r6:e07bdd8c r5:843fa400 [ 1327.185103][ T32] r4:843fa400 [ 1327.185122][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.185183][ T32] r5:843fa400 r4:8291a680 [ 1327.185207][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.185350][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.185396][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07bde08 [ 1327.185446][ T32] r4:00000000 [ 1327.185469][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.185505][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.185593][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.185656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bc640 [ 1327.185685][ T32] r4:00000000 [ 1327.185706][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.185777][ T32] r9:83018005 r8:843fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 1 printk messages dropped ** [ 1327.185863][ T32] r5:00001000 r4:dfdb7000 ** 1 printk messages dropped ** [ 1327.185950][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.186274][ T32] r10:61c88647 r9:843fa400 r8:84877eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1327.186717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1327.187427][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1327.187967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 10 printk messages dropped ** [ 1327.197357][ T32] r5:84be038c r4:84be0000 ** 6 printk messages dropped ** [ 1327.197700][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 9 printk messages dropped ** [ 1327.198039][ T32] INFO: task kworker/0:133:3828 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1327.211486][ T32] r5:843fb000 r4:8291a680 ** 5 printk messages dropped ** [ 1327.211735][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.212091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.212134][ T32] r5:84ae7f8c r4:84ae7c00 [ 1327.212189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.212277][ T32] r7:dddced80 r6:83018000 r5:84ae7f8c r4:84877f80 [ 1327.212319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.212372][ T32] r10:61c88647 r9:843fb000 r8:84877fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.212396][ T32] r4:84877f80 [ 1327.212454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.212562][ T32] r10:00000000 r9:84877f80 r8:80287e08 r7:e07bde60 r6:847c0000 r5:843fb000 [ 1327.212617][ T32] r4:00000001 [ 1327.212642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.212689][ T32] Exception stack(0xe07d1fb0 to 0xe07d1ff8) [ 1327.212745][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.212778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.212806][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.212865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.212898][ T32] r4:847bc540 [ 1327.213333][ T32] INFO: task kworker/0:133:3828 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1327.213376][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.213491][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.213541][ T32] Call trace: [ 1327.213630][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.213719][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1327.213756][ T32] r4:00000000 [ 1327.213777][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.213866][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1327.213899][ T32] dd20: c9c31000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1327.213929][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1327.213987][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.214016][ T32] r5:80000113 r4:80239bb0 [ 1327.214039][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.214137][ T32] r4:82ac21e4 [ 1327.214162][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.214205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1327.214228][ T32] r4:e058ddc0 [ 1327.214272][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.214325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1327.214374][ T32] r4:00000000 [ 1327.214434][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.214506][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.214529][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.214572][ T32] r5:00001000 r4:dfb45000 [ 1327.214592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.214630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.214694][ T32] r5:84be038c r4:84be0000 [ 1327.214719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.214795][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1327.214822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.214889][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.214935][ T32] r4:84bbbe80 [ 1327.214988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.215092][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1327.215121][ T32] r4:00000001 [ 1327.215142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.215204][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1327.215235][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.215266][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.215294][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.215335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.215361][ T32] r4:84ba8680 [ 1327.215385][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.215420][ T32] INFO: task kworker/0:134:3830 blocked for more than 453 seconds. [ 1327.215454][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.215478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.215499][ T32] task:kworker/0:134 state:D stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.215995][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1327.216429][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.216565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.216628][ T32] r5:8509078c r4:85090400 [ 1327.216687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.216786][ T32] r7:dddced80 r6:83018000 r5:8509078c r4:847c0080 [ 1327.216811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.216859][ T32] r10:61c88647 r9:843fbc00 r8:847c00ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.216883][ T32] r4:847c0080 [ 1327.216902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.216947][ T32] r10:00000000 r9:847c0080 r8:80287e08 r7:e07bde60 r6:847c0100 r5:843fbc00 [ 1327.216971][ T32] r4:00000001 [ 1327.216991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.217027][ T32] Exception stack(0xe07d5fb0 to 0xe07d5ff8) [ 1327.217052][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.217106][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.217137][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.217166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1327.217559][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.217946][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1327.242181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 9 printk messages dropped ** [ 1327.242716][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 6 printk messages dropped ** [ 1327.243018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1327.243510][ T32] task:kworker/0:135 state:D stack:0 pid:3832 tgid:3832 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.244166][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.244778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.244985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.245592][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1327.246603][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1327.247111][ T32] r4:e058ddc0 ** 6 printk messages dropped ** [ 1327.247396][ T32] r5:00001000 r4:dfb45000 ** 7 printk messages dropped ** [ 1327.247782][ T32] r4:84bbbe80 ** 4 printk messages dropped ** [ 1327.247974][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 4 printk messages dropped ** [ 1327.256640][ T32] r4:84ba8680 [ 1327.256770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.256888][ T32] INFO: task kworker/0:136:3833 blocked for more than 453 seconds. [ 1327.257075][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.257134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.257185][ T32] task:kworker/0:136 state:D stack:0 pid:3833 tgid:3833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.257307][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.257508][ T32] Call trace: [ 1327.257617][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.257770][ T32] r10:8291a684 r9:e067dd84 r8:00000002 r7:60000113 r6:e067dd8c r5:843fd400 [ 1327.257824][ T32] r4:843fd400 [ 1327.257902][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.258043][ T32] r5:843fd400 r4:8291a680 [ 1327.258109][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.269350][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.269513][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e067de08 [ 1327.269565][ T32] r4:00000000 [ 1327.269608][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.269692][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.269778][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.269901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bcb00 [ 1327.270024][ T32] r4:00000000 [ 1327.270074][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.270169][ T32] r9:83018005 r8:843fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1327.270218][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.270311][ T32] r5:00001000 r4:dfdfb000 [ 1327.270357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.270440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.270526][ T32] r5:85090b8c r4:85090800 [ 1327.270570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.270733][ T32] r7:dddced80 r6:83018000 r5:85090b8c r4:847c0280 [ 1327.270786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.270969][ T32] r10:61c88647 r9:843fd400 r8:847c02ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.271040][ T32] r4:847c0280 [ 1327.271119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.271221][ T32] r10:00000000 r9:847c0280 r8:80287e08 r7:e07d9e60 r6:847c0300 r5:843fd400 [ 1327.271269][ T32] r4:00000001 [ 1327.271375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.271464][ T32] Exception stack(0xe067dfb0 to 0xe067dff8) [ 1327.271527][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.271619][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.271690][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.271752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.271798][ T32] r4:847bca00 [ 1327.272530][ T32] INFO: task kworker/0:136:3833 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1327.272609][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.272754][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.272974][ T32] Call trace: [ 1327.273108][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.273225][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1327.273334][ T32] r4:00000000 [ 1327.273416][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.273637][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1327.273728][ T32] dd20: ca0ed000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1327.273828][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1327.273889][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.273945][ T32] r5:80000113 r4:80239bb0 [ 1327.273991][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.274074][ T32] r4:82ac21e4 [ 1327.274118][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.274208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1327.274257][ T32] r4:e058ddc0 [ 1327.274301][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1327.274991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.275834][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 6 printk messages dropped ** [ 1327.276259][ T32] INFO: task kworker/0:137:3836 blocked for more than 453 seconds. ** 10 printk messages dropped ** [ 1327.277078][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1327.277694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bcf00 ** 6 printk messages dropped ** [ 1327.313353][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.313750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.313857][ T32] r10:61c88647 r9:84376000 r8:847c03ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.313907][ T32] r4:847c0380 [ 1327.313953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.314050][ T32] r10:00000000 r9:847c0380 r8:80287e08 r7:e07d9e60 r6:847a7800 r5:84376000 [ 1327.314265][ T32] r4:00000001 [ 1327.314318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.314401][ T32] Exception stack(0xe07e9fb0 to 0xe07e9ff8) [ 1327.314577][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.314672][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.314737][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.314949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.315004][ T32] r4:847bcb40 [ 1327.315793][ T32] INFO: task kworker/0:137:3836 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1327.315908][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.316132][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.316387][ T32] Call trace: [ 1327.316461][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.316571][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1327.316833][ T32] r4:00000000 [ 1327.316886][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.316983][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1327.317048][ T32] dd20: ca7b6000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1327.317112][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1327.317389][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.317462][ T32] r5:80000113 r4:80239bb0 [ 1327.317512][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.317737][ T32] r4:82ac21e4 [ 1327.317804][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.317898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1327.318099][ T32] r4:e058ddc0 [ 1327.318182][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.329503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1327.329551][ T32] r4:00000000 [ 1327.329574][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1327.329721][ T32] r5:00001000 r4:dfb45000 ** 6 printk messages dropped ** [ 1327.330092][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1327.330333][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 7 printk messages dropped ** [ 1327.330603][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1327.330946][ T32] r4:85066c00 ** 4 printk messages dropped ** [ 1327.331263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f1e08 ** 8 printk messages dropped ** [ 1327.331669][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.331854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.332099][ T32] r4:847c0400 ** 6 printk messages dropped ** [ 1327.332324][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.333083][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.333409][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 ** 8 printk messages dropped ** [ 1327.333787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 11 printk messages dropped ** [ 1327.334265][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.334743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1327.335331][ T32] r10:8291a684 r9:e07f5d84 r8:00000002 r7:60000013 r6:e07f5d8c r5:8505ec00 ** 9 printk messages dropped ** [ 1327.335908][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1327.336374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.336740][ T32] r4:847c0480 ** 4 printk messages dropped ** [ 1327.337114][ T32] Exception stack(0xe07f5fb0 to 0xe07f5ff8) ** 6 printk messages dropped ** [ 1327.337738][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1327.355324][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1327.355690][ T32] r4:00000000 [ 1327.355709][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.355755][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.355777][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.355821][ T32] r5:00001000 r4:dfb45000 [ 1327.355841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.355881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.355958][ T32] r5:84be038c r4:84be0000 [ 1327.355984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.356033][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1327.356055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.356104][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.356127][ T32] r4:84bbbe80 [ 1327.356179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.356230][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1327.356253][ T32] r4:00000001 [ 1327.356339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.356414][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1327.356445][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.356475][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.356501][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.356529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.356553][ T32] r4:84ba8680 [ 1327.356576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.356619][ T32] INFO: task kworker/0:140:3841 blocked for more than 453 seconds. [ 1327.356661][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.356687][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.356710][ T32] task:kworker/0:140 state:D stack:0 pid:3841 tgid:3841 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.356766][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.356875][ T32] Call trace: [ 1327.356980][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.357032][ T32] r10:8291a684 r9:e07f9d84 r8:00000002 r7:60000013 r6:e07f9d8c r5:85068000 [ 1327.357084][ T32] r4:85068000 [ 1327.357138][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.357185][ T32] r5:85068000 r4:8291a680 [ 1327.357206][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.357246][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.357290][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f9e08 [ 1327.357394][ T32] r4:00000000 [ 1327.357450][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.357491][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.357527][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.357601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d6040 [ 1327.357627][ T32] r4:00000000 [ 1327.357651][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.357694][ T32] r9:83018005 r8:85068000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1327.357751][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.357797][ T32] r5:00001000 r4:dff89000 [ 1327.357817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.357856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.357899][ T32] r5:85091b8c r4:85091800 [ 1327.357919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.357964][ T32] r7:dddced80 r6:83018000 r5:85091b8c r4:847c0500 [ 1327.357985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.358046][ T32] r10:61c88647 r9:85068000 r8:847c052c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.358073][ T32] r4:847c0500 [ 1327.358092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.372675][ T32] r10:00000000 r9:847c0500 r8:80287e08 r7:e07f5e60 r6:847a7980 r5:85068000 [ 1327.372832][ T32] r4:00000001 [ 1327.372875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.372941][ T32] Exception stack(0xe07f9fb0 to 0xe07f9ff8) [ 1327.372992][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.373026][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.373087][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.373124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.373147][ T32] r4:847bcd80 [ 1327.373563][ T32] INFO: task kworker/0:140:3841 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1327.373601][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.373703][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.373755][ T32] Call trace: [ 1327.373787][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1327.373999][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 7 printk messages dropped ** [ 1327.374341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 12 printk messages dropped ** [ 1327.374896][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 6 printk messages dropped ** [ 1327.375217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1327.375601][ T32] INFO: task kworker/0:141:3843 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1327.376098][ T32] r5:843fec00 r4:8291a680 ** 3 printk messages dropped ** [ 1327.376261][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.376388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d6280 ** 6 printk messages dropped ** [ 1327.376645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.376688][ T32] r5:85091f8c r4:85091c00 [ 1327.376728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.376778][ T32] r7:dddced80 r6:83018000 r5:85091f8c r4:847c0580 [ 1327.376799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.376879][ T32] r10:61c88647 r9:843fec00 r8:847c05ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.376941][ T32] r4:847c0580 [ 1327.376963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.377010][ T32] r10:00000000 r9:847c0580 r8:80287e08 r7:e07f5e60 r6:847c0600 r5:843fec00 [ 1327.377033][ T32] r4:00000001 [ 1327.377053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.377087][ T32] Exception stack(0xe07e5fb0 to 0xe07e5ff8) [ 1327.377113][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.377142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.377168][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.377196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.377217][ T32] r4:847d61c0 [ 1327.377481][ T32] INFO: task kworker/0:141:3843 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1327.377515][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.377571][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.377616][ T32] Call trace: [ 1327.377668][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.377722][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1327.377746][ T32] r4:00000000 [ 1327.377798][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.377855][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1327.377913][ T32] dd20: cad03000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1327.377962][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1327.378023][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.378050][ T32] r5:80000113 r4:80239bb0 [ 1327.378071][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.378111][ T32] r4:82ac21e4 [ 1327.401993][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.402163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1327.402192][ T32] r4:e058ddc0 [ 1327.402291][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.402439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1327.402472][ T32] r4:00000000 [ 1327.402498][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.402548][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.402572][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.402696][ T32] r5:00001000 r4:dfb45000 [ 1327.402720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.402939][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 5 printk messages dropped ** [ 1327.403122][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.403307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.403775][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.404153][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.404901][ T32] r5:00001000 r4:e008d000 ** 1 printk messages dropped ** [ 1327.404964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.405172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.405892][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.406916][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.407166][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1327.407747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1327.417037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1327.417461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1327.428700][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.429228][ T32] r5:00001000 r4:e00b1000 ** 1 printk messages dropped ** [ 1327.429340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.429475][ T32] r7:dddced80 r6:83018000 r5:85092b8c r4:847c0780 [ 1327.429524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.429613][ T32] r10:61c88647 r9:85060000 r8:847c07ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.429639][ T32] r4:847c0780 [ 1327.429660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.429708][ T32] r10:00000000 r9:847c0780 r8:80287e08 r7:e4805e60 r6:847c0800 r5:85060000 [ 1327.429785][ T32] r4:00000001 [ 1327.429810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.429853][ T32] Exception stack(0xe4809fb0 to 0xe4809ff8) [ 1327.429916][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.429951][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.429982][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.430050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.430077][ T32] r4:847d63c0 [ 1327.430508][ T32] INFO: task kworker/0:143:3848 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1327.430547][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.430615][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.430666][ T32] Call trace: [ 1327.430696][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.430809][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1327.430896][ T32] r4:00000000 [ 1327.430921][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.430963][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1327.430991][ T32] dd20: cb3ac000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1327.431019][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1327.431079][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.431219][ T32] r5:80000113 r4:80239bb0 [ 1327.431243][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.431338][ T32] r4:82ac21e4 [ 1327.431363][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.431464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1327.431493][ T32] r4:e058ddc0 [ 1327.431514][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.431580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1327.431682][ T32] r4:00000000 [ 1327.431706][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.431886][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.431947][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.431993][ T32] r5:00001000 r4:dfb45000 [ 1327.432107][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.432225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.432272][ T32] r5:84be038c r4:84be0000 [ 1327.432437][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.432491][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1327.432513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.432561][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.432584][ T32] r4:84bbbe80 [ 1327.432618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.432723][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1327.432750][ T32] r4:00000001 [ 1327.432957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.432998][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1327.433046][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.433077][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.433103][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.433131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.433182][ T32] r4:84ba8680 [ 1327.433223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.433254][ T32] INFO: task kworker/0:144:3849 blocked for more than 453 seconds. [ 1327.433456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1327.433784][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1327.434279][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.434580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d68c0 ** 6 printk messages dropped ** [ 1327.434872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.435004][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1327.435229][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1327.435609][ T32] r4:847d63c0 ** 6 printk messages dropped ** [ 1327.436072][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.436293][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1327.437082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 11 printk messages dropped ** [ 1327.437746][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.438080][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.459406][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.460062][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1327.460699][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.461232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.461794][ T32] r4:847c0980 [ 1327.461913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.461965][ T32] r10:00000000 r9:847c0980 r8:80287e08 r7:e4831e60 r6:847c0a00 r5:84878c00 [ 1327.461987][ T32] r4:00000001 [ 1327.462007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.462122][ T32] Exception stack(0xe4835fb0 to 0xe4835ff8) [ 1327.462155][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.462184][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.462248][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.462282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.462306][ T32] r4:847d6740 [ 1327.462892][ T32] INFO: task kworker/0:145:3852 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1327.463010][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.463246][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.463472][ T32] Call trace: [ 1327.463510][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.463592][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1327.463806][ T32] r4:00000000 [ 1327.463831][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.463872][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1327.463923][ T32] dd20: cb657000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1327.463957][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1327.464010][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.464040][ T32] r5:80000113 r4:80239bb0 [ 1327.464061][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.464103][ T32] r4:82ac21e4 [ 1327.464124][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.464166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1327.464190][ T32] r4:e058ddc0 [ 1327.464210][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.464280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1327.464307][ T32] r4:00000000 [ 1327.464398][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.464450][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.464510][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.464557][ T32] r5:00001000 r4:dfb45000 [ 1327.464578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.464642][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.464688][ T32] r5:84be038c r4:84be0000 [ 1327.464709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.464757][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1327.464780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.464827][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.464886][ T32] r4:84bbbe80 [ 1327.464910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.464971][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1327.464998][ T32] r4:00000001 [ 1327.465018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.465053][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1327.465112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.465143][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.465171][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.465245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.465271][ T32] r4:84ba8680 [ 1327.465292][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1327.465518][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.466065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4839e08 ** 8 printk messages dropped ** [ 1327.466441][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.466618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.466891][ T32] r4:847c0a80 ** 6 printk messages dropped ** [ 1327.467290][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.467840][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.493985][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 ** 8 printk messages dropped ** [ 1327.494613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 11 printk messages dropped ** [ 1327.495584][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.496278][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1327.496989][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1327.497512][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.497874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.497972][ T32] r5:85093b8c r4:85093800 [ 1327.497996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.498052][ T32] r7:dddced80 r6:83018000 r5:85093b8c r4:847c0b80 [ 1327.498146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.519495][ T32] r10:61c88647 r9:8487a400 r8:847c0bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.519566][ T32] r4:847c0b80 [ 1327.519592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.519665][ T32] r10:00000000 r9:847c0b80 r8:80287e08 r7:e4839e60 r6:847c0c00 r5:8487a400 [ 1327.519689][ T32] r4:00000001 [ 1327.519709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.519749][ T32] Exception stack(0xe483dfb0 to 0xe483dff8) [ 1327.519780][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.519809][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.519874][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.519909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.519932][ T32] r4:847d6940 [ 1327.520352][ T32] INFO: task kworker/0:147:3856 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1327.520398][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.520513][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.520938][ T32] Call trace: [ 1327.521005][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.521068][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1327.521094][ T32] r4:00000000 [ 1327.521157][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.521203][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1327.521272][ T32] dd20: cbe4d000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1327.521306][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1327.521333][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.521359][ T32] r5:80000113 r4:80239bb0 [ 1327.521395][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.521446][ T32] r4:82ac21e4 [ 1327.521512][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.521560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1327.521585][ T32] r4:e058ddc0 [ 1327.521606][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.521671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1327.521698][ T32] r4:00000000 [ 1327.521836][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.521889][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.521913][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.521958][ T32] r5:00001000 r4:dfb45000 [ 1327.521980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.522021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.522066][ T32] r5:84be038c r4:84be0000 [ 1327.522087][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.522138][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1327.522162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.522226][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.522353][ T32] r4:84bbbe80 [ 1327.522376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.522434][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1327.522458][ T32] r4:00000001 [ 1327.522479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.522572][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1327.522603][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.522633][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.522661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1327.522713][ T32] r4:84ba8680 ** 5 printk messages dropped ** [ 1327.523151][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.523741][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4845e08 ** 8 printk messages dropped ** [ 1327.524132][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.524398][ T32] r5:8509c38c r4:8509c000 ** 4 printk messages dropped ** [ 1327.524795][ T32] r4:847c0c80 ** 4 printk messages dropped ** [ 1327.525106][ T32] Exception stack(0xe4845fb0 to 0xe4845ff8) ** 7 printk messages dropped ** [ 1327.526053][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.526948][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1327.527460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 13 printk messages dropped ** [ 1327.547768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1327.548579][ T32] INFO: task kworker/0:149:3859 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1327.548988][ T32] r5:8506a400 r4:8291a680 ** 5 printk messages dropped ** [ 1327.549311][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.549783][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1327.550105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1327.550840][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.550924][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.550975][ T32] Call trace: [ 1327.551005][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.551147][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1327.551174][ T32] r4:00000000 [ 1327.551209][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.551252][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1327.551367][ T32] dd20: cc196000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1327.551471][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1327.551500][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.551568][ T32] r5:80000113 r4:80239bb0 [ 1327.551594][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.551635][ T32] r4:82ac21e4 [ 1327.551656][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.551697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1327.551719][ T32] r4:e058ddc0 [ 1327.551769][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.551814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1327.551837][ T32] r4:00000000 [ 1327.551857][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.551911][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.551937][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.552035][ T32] r5:00001000 r4:dfb45000 [ 1327.552113][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.552210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.552312][ T32] r5:84be038c r4:84be0000 [ 1327.552349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.552408][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1327.552459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.552511][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.552561][ T32] r4:84bbbe80 [ 1327.552583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.552660][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1327.552686][ T32] r4:00000001 [ 1327.552705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.552740][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1327.552808][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.552877][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.552909][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.552939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.552961][ T32] r4:84ba8680 [ 1327.552982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.553017][ T32] INFO: task kworker/1:226:3862 blocked for more than 454 seconds. [ 1327.553048][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.553099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.553123][ T32] task:kworker/1:226 state:D stack:0 pid:3862 tgid:3862 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.553167][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.553208][ T32] Call trace: [ 1327.553237][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.553283][ T32] r10:8291a684 r9:e4841d84 r8:00000002 r7:60000013 r6:e4841d8c r5:8506b000 [ 1327.553333][ T32] r4:8506b000 [ 1327.553368][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.553424][ T32] r5:8506b000 r4:8291a680 [ 1327.553446][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.553486][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.553527][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4841e08 ** 2 printk messages dropped ** [ 1327.553662][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.554109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.554156][ T32] r5:84beaf8c r4:84beac00 ** 2 printk messages dropped ** [ 1327.554308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.554672][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.555442][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.555622][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1327.556084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 9 printk messages dropped ** [ 1327.556501][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 7 printk messages dropped ** [ 1327.556866][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 6 printk messages dropped ** [ 1327.557102][ T32] INFO: task kworker/0:150:3865 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1327.557686][ T32] r5:8506d400 r4:8291a680 ** 5 printk messages dropped ** [ 1327.557881][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.592007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.592432][ T32] r10:00000000 r9:847c0d80 r8:80287e08 r7:e4845e60 r6:847a7c00 r5:8506d400 ** 9 printk messages dropped ** [ 1327.593147][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1327.594132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 9 printk messages dropped ** [ 1327.594515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.594558][ T32] r5:84be038c r4:84be0000 [ 1327.594578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.594626][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1327.594647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.594723][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.594749][ T32] r4:84bbbe80 [ 1327.594769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.594815][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1327.594837][ T32] r4:00000001 [ 1327.594936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.594975][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1327.595055][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.595087][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.595113][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.595143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.595165][ T32] r4:84ba8680 [ 1327.595186][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.595255][ T32] INFO: task kworker/0:151:3867 blocked for more than 454 seconds. [ 1327.595307][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.595336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.595359][ T32] task:kworker/0:151 state:D stack:0 pid:3867 tgid:3867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.595443][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.595527][ T32] Call trace: [ 1327.595619][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.595696][ T32] r10:8291a684 r9:e4865d84 r8:00000002 r7:60000113 r6:e4865d8c r5:8506c800 [ 1327.595724][ T32] r4:8506c800 [ 1327.595772][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.595818][ T32] r5:8506c800 r4:8291a680 [ 1327.595839][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.595878][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.595919][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4865e08 [ 1327.595942][ T32] r4:00000000 [ 1327.595961][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.595995][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.596039][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.596083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e2480 [ 1327.596105][ T32] r4:00000000 [ 1327.596126][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.596169][ T32] r9:83018005 r8:8506c800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1327.596192][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.596233][ T32] r5:00001000 r4:e8881000 [ 1327.596252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.596290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.596330][ T32] r5:8509d38c r4:8509d000 [ 1327.596350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.596418][ T32] r7:dddced80 r6:83018000 r5:8509d38c r4:847c0e00 [ 1327.596488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.596574][ T32] r10:61c88647 r9:8506c800 r8:847c0e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.596600][ T32] r4:847c0e00 [ 1327.596621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.596666][ T32] r10:00000000 r9:847c0e00 r8:80287e08 r7:e485de60 r6:847a7c80 r5:8506c800 [ 1327.596718][ T32] r4:00000001 [ 1327.596740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.596852][ T32] Exception stack(0xe4865fb0 to 0xe4865ff8) [ 1327.596910][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.596941][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.596968][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.596996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.597018][ T32] r4:847e2080 [ 1327.597252][ T32] INFO: task kworker/0:151:3867 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1327.597357][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.597993][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1327.607706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 9 printk messages dropped ** [ 1327.622772][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 7 printk messages dropped ** [ 1327.623166][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 6 printk messages dropped ** [ 1327.623562][ T32] INFO: task kworker/0:152:3869 blocked for more than 454 seconds. ** 10 printk messages dropped ** [ 1327.624479][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1327.625263][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.625381][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1327.625715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1327.626428][ T32] r4:847e2080 ** 5 printk messages dropped ** [ 1327.627524][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 8 printk messages dropped ** [ 1327.627977][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1327.636269][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.636659][ T32] r5:84be038c r4:84be0000 [ 1327.636681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.636823][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1327.636851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.636902][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.636940][ T32] r4:84bbbe80 [ 1327.636964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.637148][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1327.637176][ T32] r4:00000001 [ 1327.637198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.637263][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1327.637380][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.637425][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.637472][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.637505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.637529][ T32] r4:84ba8680 [ 1327.637553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.637584][ T32] INFO: task kworker/0:153:3870 blocked for more than 454 seconds. [ 1327.637617][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.637673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.637700][ T32] task:kworker/0:153 state:D stack:0 pid:3870 tgid:3870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.637815][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.637861][ T32] Call trace: [ 1327.637894][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.637948][ T32] r10:8291a684 r9:e4879d84 r8:00000002 r7:60000113 r6:e4879d8c r5:8506bc00 [ 1327.637971][ T32] r4:8506bc00 [ 1327.637991][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.638034][ T32] r5:8506bc00 r4:8291a680 [ 1327.638072][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.651781][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.652000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4879e08 [ 1327.652033][ T32] r4:00000000 [ 1327.652057][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.652096][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.652135][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.652208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e2300 [ 1327.652235][ T32] r4:00000000 [ 1327.652256][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.652303][ T32] r9:83018005 r8:8506bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1327.652327][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.652411][ T32] r5:00001000 r4:e486f000 [ 1327.652437][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.652480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.652562][ T32] r5:8509cf8c r4:8509cc00 [ 1327.652684][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.652738][ T32] r7:dddced80 r6:83018000 r5:8509cf8c r4:847c0f00 [ 1327.652759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1327.652937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1327.653598][ T32] r4:847e2240 ** 5 printk messages dropped ** [ 1327.654383][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 10 printk messages dropped ** [ 1327.655005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 9 printk messages dropped ** [ 1327.655683][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.656576][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 7 printk messages dropped ** [ 1327.657177][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1327.657838][ T32] r5:8506e000 r4:8291a680 ** 5 printk messages dropped ** [ 1327.676652][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.677366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.677917][ T32] r4:847c0f80 ** 6 printk messages dropped ** [ 1327.692765][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.694288][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.694789][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1327.695445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 9 printk messages dropped ** [ 1327.696221][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 6 printk messages dropped ** [ 1327.696889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1327.697158][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.697216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.697261][ T32] r4:84ba8680 [ 1327.697309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.697389][ T32] INFO: task kworker/0:155:3877 blocked for more than 454 seconds. [ 1327.697476][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.697532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.697571][ T32] task:kworker/0:155 state:D stack:0 pid:3877 tgid:3877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.697664][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.697822][ T32] Call trace: [ 1327.697896][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.697992][ T32] r10:8291a684 r9:e4849d84 r8:00000002 r7:60000113 r6:e4849d8c r5:85069800 [ 1327.698077][ T32] r4:85069800 [ 1327.698146][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.712223][ T32] r5:85069800 r4:8291a680 [ 1327.712413][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.712538][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.712628][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4849e08 [ 1327.712677][ T32] r4:00000000 [ 1327.712720][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.712821][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.712901][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.712984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e27c0 [ 1327.713036][ T32] r4:00000000 [ 1327.713111][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.713204][ T32] r9:83018005 r8:85069800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1327.713256][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.713343][ T32] r5:00001000 r4:dfc05000 [ 1327.713384][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.713471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.713556][ T32] r5:8509db8c r4:8509d800 [ 1327.713598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.713691][ T32] r7:dddced80 r6:83018000 r5:8509db8c r4:847eb000 [ 1327.713737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.713860][ T32] r10:61c88647 r9:85069800 r8:847eb02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.713914][ T32] r4:847eb000 [ 1327.713951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.714071][ T32] r10:00000000 r9:847eb000 r8:80287e08 r7:e000de60 r6:847a7e80 r5:85069800 [ 1327.714122][ T32] r4:00000001 [ 1327.714159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.714237][ T32] Exception stack(0xe4849fb0 to 0xe4849ff8) [ 1327.714299][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.714351][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.714430][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.714482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.714538][ T32] r4:847e2500 [ 1327.715243][ T32] INFO: task kworker/0:155:3877 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1327.715317][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.715467][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.715612][ T32] Call trace: [ 1327.715680][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.715779][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1327.715827][ T32] r4:00000000 [ 1327.715872][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.715956][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1327.716060][ T32] dd20: cd463000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1327.716256][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1327.716315][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.716363][ T32] r5:80000113 r4:80239bb0 [ 1327.716414][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.716562][ T32] r4:82ac21e4 [ 1327.716630][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.716715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1327.716761][ T32] r4:e058ddc0 [ 1327.716864][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1327.717342][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1327.742381][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 11 printk messages dropped ** [ 1327.743276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1327.744033][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1327.745535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.746008][ T32] r4:847eb080 ** 6 printk messages dropped ** [ 1327.746495][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.747852][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.766884][ T32] dd20: cda97000 dfadb000 00000001 80239b98 7f2f7000 00000001 ** 4 printk messages dropped ** [ 1327.767274][ T32] r4:82ac21e4 [ 1327.767319][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.767414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1327.767467][ T32] r4:e058ddc0 [ 1327.767530][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.767659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1327.767708][ T32] r4:00000000 [ 1327.767798][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.767924][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.767989][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.768169][ T32] r5:00001000 r4:dfb45000 [ 1327.772996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.773143][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.773232][ T32] r5:84be038c r4:84be0000 [ 1327.773282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.773371][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1327.773436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.773530][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.773576][ T32] r4:84bbbe80 [ 1327.773616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.773729][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1327.773791][ T32] r4:00000001 [ 1327.773865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.773975][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1327.774038][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.774098][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.774145][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.774220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.774299][ T32] r4:84ba8680 [ 1327.774369][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.774445][ T32] INFO: task kworker/0:157:3881 blocked for more than 454 seconds. [ 1327.774509][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.774569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.774611][ T32] task:kworker/0:157 state:D stack:0 pid:3881 tgid:3881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.774720][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.774810][ T32] Call trace: [ 1327.774903][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.775018][ T32] r10:8291a684 r9:e06cdd84 r8:00000002 r7:60000013 r6:e06cdd8c r5:85072400 [ 1327.775076][ T32] r4:85072400 [ 1327.775116][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.775196][ T32] r5:85072400 r4:8291a680 [ 1327.775272][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.775353][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.775464][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06cde08 [ 1327.775560][ T32] r4:00000000 [ 1327.775642][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.775757][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.775876][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.775973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e2a40 [ 1327.776022][ T32] r4:00000000 [ 1327.776073][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1327.776327][ T32] r5:00001000 r4:dfcb1000 ** 1 printk messages dropped ** [ 1327.776477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.776889][ T32] r10:61c88647 r9:85072400 r8:847eb12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1327.777576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1327.793679][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1327.794481][ T32] r4:e058ddc0 ** 6 printk messages dropped ** [ 1327.795532][ T32] r5:00001000 r4:dfb45000 ** 7 printk messages dropped ** [ 1327.796153][ T32] r4:84bbbe80 ** 4 printk messages dropped ** [ 1327.796601][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 7 printk messages dropped ** [ 1327.797219][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 9 printk messages dropped ** [ 1327.798058][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1327.821042][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.821462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.821869][ T32] r10:61c88647 r9:85073000 r8:847a762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.822536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1327.823932][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 7 printk messages dropped ** [ 1327.824455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 6 printk messages dropped ** [ 1327.824967][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.825049][ T32] r5:00001000 r4:dfb45000 [ 1327.825099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.825176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.825257][ T32] r5:84be038c r4:84be0000 [ 1327.825322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.825427][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1327.825477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.825573][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.825616][ T32] r4:84bbbe80 [ 1327.825660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.825755][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1327.825817][ T32] r4:00000001 [ 1327.825881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.825963][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1327.826013][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.826074][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.826130][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.826207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.826281][ T32] r4:84ba8680 [ 1327.826334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.826420][ T32] INFO: task kworker/0:158:3884 blocked for more than 454 seconds. [ 1327.826490][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.826616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.826667][ T32] task:kworker/0:158 state:D stack:0 pid:3884 tgid:3884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.826764][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.826869][ T32] Call trace: [ 1327.826928][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.827020][ T32] r10:8291a684 r9:e0705d84 r8:00000002 r7:60000113 r6:e0705d8c r5:85073c00 [ 1327.827096][ T32] r4:85073c00 [ 1327.827142][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.827222][ T32] r5:85073c00 r4:8291a680 [ 1327.827290][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.827415][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.827500][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0705e08 [ 1327.827653][ T32] r4:00000000 [ 1327.827794][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.827868][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.827942][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.828143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e2b40 [ 1327.854030][ T32] r4:00000000 [ 1327.854122][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.854250][ T32] r9:83018005 r8:85073c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1327.854304][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.854426][ T32] r5:00001000 r4:dfd01000 [ 1327.854534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.854620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.854752][ T32] r5:8509e78c r4:8509e400 [ 1327.854799][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.854892][ T32] r7:dddced80 r6:83018000 r5:8509e78c r4:847eb180 [ 1327.854935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.855027][ T32] r10:61c88647 r9:85073c00 r8:847eb1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.855076][ T32] r4:847eb180 [ 1327.855115][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.855210][ T32] r10:00000000 r9:847eb180 r8:80287e08 r7:e06cde60 r6:847a7700 r5:85073c00 [ 1327.855259][ T32] r4:00000001 [ 1327.855298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.855380][ T32] Exception stack(0xe0705fb0 to 0xe0705ff8) [ 1327.855449][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.855505][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.855585][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.855638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.855677][ T32] r4:847e2840 [ 1327.856268][ T32] INFO: task kworker/0:158:3884 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1327.856405][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.857047][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.857411][ T32] Call trace: [ 1327.857468][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1327.858037][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1327.866839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 11 printk messages dropped ** [ 1327.867793][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.879242][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.879875][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.880479][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1327.881126][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1327.881496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.881620][ T32] r5:8509eb8c r4:8509e800 [ 1327.881676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.881776][ T32] r7:dddced80 r6:83018000 r5:8509eb8c r4:847eb200 [ 1327.881825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.881916][ T32] r10:61c88647 r9:85074800 r8:847eb22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.881984][ T32] r4:847eb200 [ 1327.882029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.882117][ T32] r10:00000000 r9:847eb200 r8:80287e08 r7:e0705e60 r6:847a7380 r5:85074800 [ 1327.882189][ T32] r4:00000001 [ 1327.882275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.882352][ T32] Exception stack(0xe0715fb0 to 0xe0715ff8) [ 1327.882427][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.882504][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.882565][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.882628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.882682][ T32] r4:847e2840 [ 1327.883471][ T32] INFO: task kworker/0:159:3885 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1327.883593][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.883719][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.883824][ T32] Call trace: [ 1327.883888][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.884078][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1327.884131][ T32] r4:00000000 [ 1327.884172][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.884244][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1327.884380][ T32] dd20: ce701000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1327.884455][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1327.884505][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.884552][ T32] r5:80000113 r4:80239bb0 [ 1327.884591][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.884667][ T32] r4:82ac21e4 [ 1327.884730][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.884816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1327.884859][ T32] r4:e058ddc0 [ 1327.884922][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.885007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1327.885050][ T32] r4:00000000 [ 1327.885089][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.885172][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.885214][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.885290][ T32] r5:00001000 r4:dfb45000 [ 1327.885328][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.885411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.885489][ T32] r5:84be038c r4:84be0000 ** 1 printk messages dropped ** [ 1327.885647][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 6 printk messages dropped ** [ 1327.886054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1327.886638][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1327.887251][ T32] r4:85075400 ** 5 printk messages dropped ** [ 1327.887692][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.888137][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.916547][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.916634][ T32] r5:8509f38c r4:8509f000 ** 2 printk messages dropped ** [ 1327.916829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.917426][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.929968][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.930349][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.930406][ T32] r5:80000113 r4:80239bb0 [ 1327.930448][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.930578][ T32] r4:82ac21e4 [ 1327.930674][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.930902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1327.930976][ T32] r4:e058ddc0 [ 1327.931112][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.931221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1327.931293][ T32] r4:00000000 [ 1327.931337][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.931482][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.931640][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.931739][ T32] r5:00001000 r4:dfb45000 [ 1327.931788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.931838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.931907][ T32] r5:84be038c r4:84be0000 [ 1327.931959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.932018][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1327.932065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.932121][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1327.932376][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 9 printk messages dropped ** [ 1327.932930][ T32] INFO: task kworker/0:161:3889 blocked for more than 454 seconds. ** 6 printk messages dropped ** [ 1327.933306][ T32] r10:8291a684 r9:e8895d84 r8:00000002 r7:60000113 r6:e8895d8c r5:85070c00 ** 9 printk messages dropped ** [ 1327.933773][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1327.934130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.934352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.934848][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.935706][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 8 printk messages dropped ** [ 1327.936093][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.936304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 11 printk messages dropped ** [ 1327.936840][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.937297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1327.937880][ T32] r10:8291a684 r9:e88a5d84 r8:00000002 r7:60000013 r6:e88a5d8c r5:85070000 ** 9 printk messages dropped ** [ 1327.959818][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1327.960213][ T32] r5:00001000 r4:dfef9000 [ 1327.960253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.960336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.960451][ T32] r5:8509fb8c r4:8509f800 [ 1327.960508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.960617][ T32] r7:dddced80 r6:83018000 r5:8509fb8c r4:847eb380 [ 1327.960666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.960772][ T32] r10:61c88647 r9:85070000 r8:847eb3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.960826][ T32] r4:847eb380 [ 1327.960871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.960971][ T32] r10:00000000 r9:847eb380 r8:80287e08 r7:e888de60 r6:847a7500 r5:85070000 [ 1327.961031][ T32] r4:00000001 [ 1327.961077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.961185][ T32] Exception stack(0xe88a5fb0 to 0xe88a5ff8) [ 1327.961253][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.961325][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.961393][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.961458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.961505][ T32] r4:847e2e80 [ 1327.962210][ T32] INFO: task kworker/0:162:3891 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1327.962314][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.962513][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.962614][ T32] Call trace: [ 1327.962702][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.962822][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1327.962884][ T32] r4:00000000 [ 1327.962926][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.963009][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1327.963073][ T32] dd20: cee5a000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1327.963136][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1327.963190][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.963240][ T32] r5:80000113 r4:80239bb0 [ 1327.963283][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.963372][ T32] r4:82ac21e4 [ 1327.963427][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.963513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1327.963599][ T32] r4:e058ddc0 [ 1327.963675][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.963821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1327.963881][ T32] r4:00000000 [ 1327.963924][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.964026][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.964085][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.964172][ T32] r5:00001000 r4:dfb45000 [ 1327.964217][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.964296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.964380][ T32] r5:84be038c r4:84be0000 [ 1327.964442][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.964556][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1327.964610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.964709][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.964759][ T32] r4:84bbbe80 [ 1327.964805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.964899][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1327.964945][ T32] r4:00000001 [ 1327.965017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.965109][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1327.965170][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.965634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1327.966380][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.967260][ T32] r5:00001000 r4:dfed1000 ** 1 printk messages dropped ** [ 1327.967383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.967999][ T32] r10:00000000 r9:847eb400 r8:80287e08 r7:e88a5e60 r6:847eb480 r5:8487bc00 ** 9 printk messages dropped ** [ 1327.989869][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1327.990905][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1327.991689][ T32] r5:00001000 r4:dfb45000 ** 8 printk messages dropped ** [ 1327.992287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.992380][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1327.992448][ T32] r4:00000001 [ 1327.992493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.992565][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1327.992619][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.992685][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.992754][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.992813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.992880][ T32] r4:84ba8680 [ 1327.992932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.993014][ T32] INFO: task kworker/0:164:3896 blocked for more than 454 seconds. [ 1327.993090][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.993151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.993196][ T32] task:kworker/0:164 state:D stack:0 pid:3896 tgid:3896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.993288][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.993392][ T32] Call trace: [ 1327.993463][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.993560][ T32] r10:8291a684 r9:e88a9d84 r8:00000002 r7:60000013 r6:e88a9d8c r5:8487d400 [ 1327.993610][ T32] r4:8487d400 [ 1327.993660][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.993820][ T32] r5:8487d400 r4:8291a680 [ 1327.993896][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.993991][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.994096][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a9e08 [ 1327.994146][ T32] r4:00000000 [ 1327.994196][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.994270][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.994339][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.994437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f97c0 [ 1327.994486][ T32] r4:00000000 [ 1327.994528][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.994618][ T32] r9:83018005 r8:8487d400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1327.994688][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.994794][ T32] r5:00001000 r4:dffc7000 [ 1327.994848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.994956][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.995050][ T32] r5:850a0f8c r4:850a0c00 [ 1327.995086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.995153][ T32] r7:dddced80 r6:83018000 r5:850a0f8c r4:847eb500 [ 1327.995179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.995252][ T32] r10:61c88647 r9:8487d400 r8:847eb52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.995283][ T32] r4:847eb500 [ 1327.995303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.995375][ T32] r10:00000000 r9:847eb500 r8:80287e08 r7:e88a5e60 r6:847eb580 r5:8487d400 [ 1327.995414][ T32] r4:00000001 [ 1327.995456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.995506][ T32] Exception stack(0xe88a9fb0 to 0xe88a9ff8) [ 1327.995591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.995656][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.995692][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.995724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1327.996075][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.996634][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1327.996949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 11 printk messages dropped ** [ 1327.997450][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.997795][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1328.027019][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1328.027670][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.027938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f90c0 ** 6 printk messages dropped ** [ 1328.042688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1328.042858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.042907][ T32] r10:61c88647 r9:8487e000 r8:847eb62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.042956][ T32] r4:847eb600 [ 1328.043067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.043258][ T32] r10:00000000 r9:847eb600 r8:80287e08 r7:e88a9e60 r6:847eb680 r5:8487e000 [ 1328.043285][ T32] r4:00000001 [ 1328.043460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.043507][ T32] Exception stack(0xe487dfb0 to 0xe487dff8) [ 1328.043565][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.043619][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.043648][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.043678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.043791][ T32] r4:847e3440 [ 1328.044217][ T32] INFO: task kworker/0:165:3897 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.044255][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.044414][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.044515][ T32] Call trace: [ 1328.044731][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.044847][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.044876][ T32] r4:00000000 [ 1328.044909][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.044957][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.044986][ T32] dd20: cf912000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.045043][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.045101][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.045130][ T32] r5:80000113 r4:80239bb0 [ 1328.045151][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.045195][ T32] r4:82ac21e4 [ 1328.045216][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.045271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.045299][ T32] r4:e058ddc0 [ 1328.045320][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.045363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.045387][ T32] r4:00000000 [ 1328.045414][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.045489][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.045543][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.045616][ T32] r5:00001000 r4:dfb45000 [ 1328.045639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.045715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.045762][ T32] r5:84be038c r4:84be0000 [ 1328.045813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.045865][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.045887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.045934][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1328.046169][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 7 printk messages dropped ** [ 1328.046589][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1328.046911][ T32] r4:8487ec00 ** 5 printk messages dropped ** [ 1328.047293][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.047450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f9300 ** 6 printk messages dropped ** [ 1328.047897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1328.056011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.056901][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.057685][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 8 printk messages dropped ** [ 1328.058319][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1328.069023][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1328.069505][ T32] r4:84bbbe80 ** 4 printk messages dropped ** [ 1328.069687][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 7 printk messages dropped ** [ 1328.070165][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1328.070572][ T32] r4:8487b000 ** 4 printk messages dropped ** [ 1328.070851][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88b5e08 ** 9 printk messages dropped ** [ 1328.071463][ T32] r5:00001000 r4:dff81000 ** 1 printk messages dropped ** [ 1328.071574][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1328.071796][ T32] r4:847eb800 ** 4 printk messages dropped ** [ 1328.071938][ T32] Exception stack(0xe88b5fb0 to 0xe88b5ff8) ** 6 printk messages dropped ** [ 1328.072734][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1328.074046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 10 printk messages dropped ** [ 1328.074597][ T32] r5:84be038c r4:84be0000 [ 1328.074659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.074772][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.074858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.074908][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.074931][ T32] r4:84bbbe80 [ 1328.074950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.074994][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.075019][ T32] r4:00000001 [ 1328.075038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.075100][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1328.075221][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.075253][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.075281][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.075337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.075446][ T32] r4:84ba8680 [ 1328.075471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.075598][ T32] INFO: task kworker/0:168:3904 blocked for more than 454 seconds. [ 1328.075809][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.075836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.075858][ T32] task:kworker/0:168 state:D stack:0 pid:3904 tgid:3904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.076147][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.076270][ T32] Call trace: [ 1328.076333][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.076403][ T32] r10:8291a684 r9:e88b9d84 r8:00000002 r7:60000113 r6:e88b9d8c r5:84908000 [ 1328.076433][ T32] r4:84908000 [ 1328.076483][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.076530][ T32] r5:84908000 r4:8291a680 [ 1328.076594][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.076697][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.076746][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88b9e08 [ 1328.076771][ T32] r4:00000000 [ 1328.076791][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.076827][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.076894][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.076939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f9680 [ 1328.077012][ T32] r4:00000000 [ 1328.077126][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.077175][ T32] r9:83018005 r8:84908000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1328.077243][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.077290][ T32] r5:00001000 r4:dff9d000 [ 1328.077312][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.077375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.077458][ T32] r5:850a0b8c r4:850a0800 [ 1328.077574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.077683][ T32] r7:dddced80 r6:83018000 r5:850a0b8c r4:847eb900 [ 1328.077800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.077855][ T32] r10:61c88647 r9:84908000 r8:847eb92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.077892][ T32] r4:847eb900 [ 1328.077944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.078033][ T32] r10:00000000 r9:847eb900 r8:80287e08 r7:e88a9e60 r6:847eb980 r5:84908000 [ 1328.078060][ T32] r4:00000001 [ 1328.078080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.078161][ T32] Exception stack(0xe88b9fb0 to 0xe88b9ff8) [ 1328.103236][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.103294][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.103325][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.103361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.103386][ T32] r4:847f9380 [ 1328.103824][ T32] INFO: task kworker/0:168:3904 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.103883][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.104312][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.104382][ T32] Call trace: [ 1328.104431][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.104520][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.104563][ T32] r4:00000000 [ 1328.104590][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1328.104807][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1328.106267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.107102][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.107283][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1328.107757][ T32] r10:8291a684 r9:e88bdd84 r8:00000002 r7:60000113 r6:e88bdd8c r5:84908c00 ** 8 printk messages dropped ** [ 1328.121257][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1328.121806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.122049][ T32] r10:61c88647 r9:84908c00 r8:847eba2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1328.123327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1328.124236][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.124514][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1328.124795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 4 printk messages dropped ** [ 1328.125001][ T32] r5:00001000 r4:dfb45000 [ 1328.125022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.125061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.125105][ T32] r5:84be038c r4:84be0000 [ 1328.125155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.125210][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.125234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.125311][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.125367][ T32] r4:84bbbe80 [ 1328.125423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.125567][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.125598][ T32] r4:00000001 [ 1328.125640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.125684][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1328.125713][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.125770][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.125809][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.125869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.125972][ T32] r4:84ba8680 [ 1328.126090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.126127][ T32] INFO: task kworker/0:170:3908 blocked for more than 454 seconds. [ 1328.126164][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.126191][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.126214][ T32] task:kworker/0:170 state:D stack:0 pid:3908 tgid:3908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.126458][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.126512][ T32] Call trace: [ 1328.127471][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.127529][ T32] r10:8291a684 r9:e88c1d84 r8:00000002 r7:60000113 r6:e88c1d8c r5:84909800 [ 1328.127581][ T32] r4:84909800 [ 1328.127607][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.127652][ T32] r5:84909800 r4:8291a680 [ 1328.127673][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.127712][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.127755][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88c1e08 [ 1328.127780][ T32] r4:00000000 [ 1328.127799][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.127834][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.127886][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.127931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f9ac0 [ 1328.127981][ T32] r4:00000000 [ 1328.128005][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.128050][ T32] r9:83018005 r8:84909800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1328.128157][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.151665][ T32] r5:00001000 r4:e0447000 [ 1328.151719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.151794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.151838][ T32] r5:850a178c r4:850a1400 [ 1328.152016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.152080][ T32] r7:dddced80 r6:83018000 r5:850a178c r4:847ebb00 [ 1328.152102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.152154][ T32] r10:61c88647 r9:84909800 r8:847ebb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.152177][ T32] r4:847ebb00 [ 1328.152197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.152244][ T32] r10:00000000 r9:847ebb00 r8:80287e08 r7:e88bde60 r6:847ebb80 r5:84909800 [ 1328.152330][ T32] r4:00000001 [ 1328.152371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.152422][ T32] Exception stack(0xe88c1fb0 to 0xe88c1ff8) [ 1328.152553][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.152586][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.153320][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.154389][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.154682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 12 printk messages dropped ** [ 1328.155392][ T32] r4:84bbbe80 ** 4 printk messages dropped ** [ 1328.155538][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 7 printk messages dropped ** [ 1328.156047][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1328.156610][ T32] r4:8490a400 ** 4 printk messages dropped ** [ 1328.156902][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88c5e08 ** 8 printk messages dropped ** [ 1328.157608][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1328.157837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1328.181982][ T32] Exception stack(0xe88c5fb0 to 0xe88c5ff8) ** 7 printk messages dropped ** [ 1328.182945][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.183777][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.183832][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.183862][ T32] r5:80000113 r4:80239bb0 [ 1328.183884][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.183928][ T32] r4:82ac21e4 [ 1328.183976][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.184088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.184176][ T32] r4:e058ddc0 [ 1328.184206][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.184279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.184305][ T32] r4:00000000 [ 1328.184326][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.184380][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.184403][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.184448][ T32] r5:00001000 r4:dfb45000 [ 1328.184468][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.184508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.184552][ T32] r5:84be038c r4:84be0000 [ 1328.184572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.184622][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.184645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.184770][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.184798][ T32] r4:84bbbe80 [ 1328.184881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.184936][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.185004][ T32] r4:00000001 [ 1328.185027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.185063][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1328.185117][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.185149][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.185205][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.185238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.185262][ T32] r4:84ba8680 [ 1328.185411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.185448][ T32] INFO: task kworker/0:172:3912 blocked for more than 454 seconds. [ 1328.185485][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.185513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.185534][ T32] task:kworker/0:172 state:D stack:0 pid:3912 tgid:3912 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1328.186065][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1328.187022][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1328.187238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.187700][ T32] r10:00000000 r9:847ebd00 r8:80287e08 r7:e88c5e60 r6:847ebd80 r5:8490b000 ** 9 printk messages dropped ** [ 1328.209225][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.209318][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.209402][ T32] Call trace: [ 1328.209474][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.209536][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.209561][ T32] r4:00000000 [ 1328.209582][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.209646][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.209702][ T32] dd20: d09a2000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.209742][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.209777][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.209814][ T32] r5:80000113 r4:80239bb0 [ 1328.209838][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.209882][ T32] r4:82ac21e4 [ 1328.209902][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.209946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.209990][ T32] r4:e058ddc0 [ 1328.210037][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.210085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.210109][ T32] r4:00000000 [ 1328.210129][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.210187][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.210214][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.210260][ T32] r5:00001000 r4:dfb45000 [ 1328.210281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.210322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.210403][ T32] r5:84be038c r4:84be0000 [ 1328.210428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.210480][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.210523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.210585][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.210608][ T32] r4:84bbbe80 [ 1328.210649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.210698][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 2 printk messages dropped ** [ 1328.210819][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 7 printk messages dropped ** [ 1328.211120][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1328.211473][ T32] r4:8490bc00 ** 4 printk messages dropped ** [ 1328.211722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88cde08 ** 9 printk messages dropped ** [ 1328.212269][ T32] r5:00001000 r4:e04bd000 ** 1 printk messages dropped ** [ 1328.212353][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1328.212609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.212895][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.213645][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 7 printk messages dropped ** [ 1328.213934][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1328.214432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1328.214789][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1328.215098][ T32] INFO: task kworker/0:174:3916 blocked for more than 454 seconds. [ 1328.215130][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.215152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.215173][ T32] task:kworker/0:174 state:D stack:0 pid:3916 tgid:3916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.215236][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.215290][ T32] Call trace: [ 1328.215339][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.215392][ T32] r10:8291a684 r9:e88d5d84 r8:00000002 r7:60000013 r6:e88d5d8c r5:8490d400 [ 1328.215416][ T32] r4:8490d400 [ 1328.215468][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.215513][ T32] r5:8490d400 r4:8291a680 [ 1328.215534][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.215613][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.215657][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88d5e08 [ 1328.215679][ T32] r4:00000000 [ 1328.215698][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.215743][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.215802][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.215868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f9f00 [ 1328.215892][ T32] r4:00000000 [ 1328.215913][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.215956][ T32] r9:83018005 r8:8490d400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1328.215977][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.216017][ T32] r5:00001000 r4:e0487000 [ 1328.216058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.216111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.216156][ T32] r5:850a238c r4:850a2000 [ 1328.216187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.216259][ T32] r7:dddced80 r6:83018000 r5:850a238c r4:847ebf00 [ 1328.216285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.216333][ T32] r10:61c88647 r9:8490d400 r8:847ebf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.216365][ T32] r4:847ebf00 [ 1328.216393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.216460][ T32] r10:00000000 r9:847ebf00 r8:80287e08 r7:e88cde60 r6:847ebf80 r5:8490d400 [ 1328.216486][ T32] r4:00000001 [ 1328.216526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.216564][ T32] Exception stack(0xe88d5fb0 to 0xe88d5ff8) [ 1328.216590][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.216638][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.216669][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.216698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.216742][ T32] r4:847f9e00 [ 1328.216932][ T32] INFO: task kworker/0:174:3916 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.216964][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.217016][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.217134][ T32] Call trace: [ 1328.217209][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.217284][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.217347][ T32] r4:00000000 [ 1328.217372][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.217417][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.217468][ T32] dd20: d09a2000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.217520][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.217571][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.217597][ T32] r5:80000113 r4:80239bb0 [ 1328.217618][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.217658][ T32] r4:82ac21e4 [ 1328.217700][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.217745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.217768][ T32] r4:e058ddc0 [ 1328.217788][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.217852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 2 printk messages dropped ** [ 1328.217968][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 8 printk messages dropped ** [ 1328.241106][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.241424][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.241926][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.242171][ T32] r5:85076c00 r4:8291a680 ** 5 printk messages dropped ** [ 1328.242387][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.242937][ T32] r5:850a278c r4:850a2400 ** 2 printk messages dropped ** [ 1328.243180][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1328.243580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.244444][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 8 printk messages dropped ** [ 1328.244935][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.245174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 12 printk messages dropped ** [ 1328.245785][ T32] r4:84bbbe80 ** 5 printk messages dropped ** [ 1328.246086][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.246525][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.246889][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1328.247288][ T32] r9:83018005 r8:85076000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 ** 4 printk messages dropped ** [ 1328.247540][ T32] r5:850a2f8c r4:850a2c00 [ 1328.247586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.247631][ T32] r7:dddced80 r6:83018000 r5:850a2f8c r4:8480b080 [ 1328.247685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.247758][ T32] r10:61c88647 r9:85076000 r8:8480b0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.247805][ T32] r4:8480b080 [ 1328.247826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.247872][ T32] r10:00000000 r9:8480b080 r8:80287e08 r7:e88cde60 r6:84816000 r5:85076000 [ 1328.247917][ T32] r4:00000001 [ 1328.247960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.247998][ T32] Exception stack(0xe88e5fb0 to 0xe88e5ff8) [ 1328.248023][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.248051][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.248077][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.248152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.263714][ T32] r4:8480d100 [ 1328.264133][ T32] INFO: task kworker/0:176:3920 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.264172][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.264284][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.264371][ T32] Call trace: [ 1328.264410][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.264467][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.264490][ T32] r4:00000000 [ 1328.264509][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.264549][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.264578][ T32] dd20: d0e4f000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.264607][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.264632][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.264656][ T32] r5:80000113 r4:80239bb0 [ 1328.264698][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.264745][ T32] r4:82ac21e4 [ 1328.264765][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.264808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.264850][ T32] r4:e058ddc0 [ 1328.264886][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.264955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.264980][ T32] r4:00000000 [ 1328.265020][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.265133][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.265159][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.265246][ T32] r5:00001000 r4:dfb45000 [ 1328.265290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.265355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.265427][ T32] r5:84be038c r4:84be0000 [ 1328.265452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.265521][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.265547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.265595][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.265638][ T32] r4:84bbbe80 [ 1328.265661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.265709][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.265753][ T32] r4:00000001 [ 1328.265775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.265811][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1328.265836][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.265863][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.265931][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.265962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.265996][ T32] r4:84ba8680 ** 1 printk messages dropped ** [ 1328.266072][ T32] INFO: task kworker/1:228:3922 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1328.266541][ T32] r5:85078000 r4:8291a680 ** 3 printk messages dropped ** [ 1328.266762][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.266916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84837840 ** 7 printk messages dropped ** [ 1328.267259][ T32] r5:84bebf8c r4:84bebc00 [ 1328.267283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.267664][ T32] r10:00000000 r9:84816080 r8:80287e08 r7:e0441e60 r6:84816100 r5:85078000 ** 9 printk messages dropped ** [ 1328.281738][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.282350][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.282594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 11 printk messages dropped ** [ 1328.283029][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.283411][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.283850][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.284015][ T32] r5:85078c00 r4:8291a680 ** 5 printk messages dropped ** [ 1328.284187][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1328.284582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1328.284761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1328.284909][ T32] r10:00000000 r9:8480b100 r8:80287e08 r7:e88e5e60 r6:84816180 r5:85078c00 ** 9 printk messages dropped ** [ 1328.285586][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1328.286154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.286218][ T32] r4:82ac21e4 [ 1328.286242][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.286285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.286337][ T32] r4:e058ddc0 [ 1328.286364][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.286446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.286472][ T32] r4:00000000 [ 1328.286493][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.286550][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.286629][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.286683][ T32] r5:00001000 r4:dfb45000 [ 1328.286704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.286744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.286806][ T32] r5:84be038c r4:84be0000 [ 1328.286830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.286900][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.286926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.286996][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.287029][ T32] r4:84bbbe80 [ 1328.287049][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.287097][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.287119][ T32] r4:00000001 [ 1328.287138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.287197][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1328.287253][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.287327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.287381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.287419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.287442][ T32] r4:84ba8680 [ 1328.287463][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.287487][ T32] INFO: task kworker/0:178:3925 blocked for more than 454 seconds. [ 1328.287536][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.287588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.287610][ T32] task:kworker/0:178 state:D stack:0 pid:3925 tgid:3925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.287672][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.287717][ T32] Call trace: [ 1328.287775][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.287849][ T32] r10:8291a684 r9:e88edd84 r8:00000002 r7:60000013 r6:e88edd8c r5:85079800 [ 1328.287875][ T32] r4:85079800 [ 1328.287905][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.287951][ T32] r5:85079800 r4:8291a680 [ 1328.287970][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.288009][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.288051][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88ede08 [ 1328.288153][ T32] r4:00000000 [ 1328.312823][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.312908][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.312949][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.312992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8480d540 [ 1328.313016][ T32] r4:00000000 [ 1328.313037][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.313105][ T32] r9:83018005 r8:85079800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1328.313132][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.313200][ T32] r5:00001000 r4:e052d000 [ 1328.313224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.313265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.313330][ T32] r5:850a338c r4:850a3000 [ 1328.313355][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.313431][ T32] r7:dddced80 r6:83018000 r5:850a338c r4:8480b200 [ 1328.313457][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1328.313660][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.313876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1328.314750][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 6 printk messages dropped ** [ 1328.315050][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1328.315470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1328.315857][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 6 printk messages dropped ** [ 1328.316089][ T32] INFO: task kworker/0:179:3929 blocked for more than 454 seconds. ** 2 printk messages dropped ** [ 1328.316166][ T32] task:kworker/0:179 state:D stack:0 pid:3929 tgid:3929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.316211][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.316275][ T32] Call trace: [ 1328.316353][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.316409][ T32] r10:8291a684 r9:e88d1d84 r8:00000002 r7:60000113 r6:e88d1d8c r5:8490e000 [ 1328.316432][ T32] r4:8490e000 [ 1328.316452][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.316519][ T32] r5:8490e000 r4:8291a680 [ 1328.316543][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.316584][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.316625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88d1e08 [ 1328.316670][ T32] r4:00000000 [ 1328.316713][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.316752][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.316786][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.316826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8480d700 [ 1328.316848][ T32] r4:00000000 [ 1328.316867][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.316909][ T32] r9:83018005 r8:8490e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1328.316930][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.316971][ T32] r5:00001000 r4:e054d000 [ 1328.316991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.317028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.317092][ T32] r5:850a378c r4:850a3400 [ 1328.317136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.317185][ T32] r7:dddced80 r6:83018000 r5:850a378c r4:8480b180 [ 1328.317216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.317267][ T32] r10:61c88647 r9:8490e000 r8:8480b1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.317311][ T32] r4:8480b180 [ 1328.317355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.317428][ T32] r10:00000000 r9:8480b180 r8:80287e08 r7:e88e9e60 r6:8480b280 r5:8490e000 [ 1328.317463][ T32] r4:00000001 [ 1328.317488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.317525][ T32] Exception stack(0xe88d1fb0 to 0xe88d1ff8) [ 1328.317552][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.317579][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.317605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.317667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.317694][ T32] r4:8480d500 [ 1328.317946][ T32] INFO: task kworker/0:179:3929 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.318002][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1328.327718][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 8 printk messages dropped ** [ 1328.328071][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.328729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 11 printk messages dropped ** [ 1328.329346][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.329871][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.330337][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.330751][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.330792][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88f1e08 [ 1328.330814][ T32] r4:00000000 [ 1328.330833][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.330888][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.330926][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.330976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8480d800 [ 1328.331013][ T32] r4:00000000 [ 1328.331036][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.331114][ T32] r9:83018005 r8:8490ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1328.331139][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.331181][ T32] r5:00001000 r4:e0591000 [ 1328.331211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.331253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.331294][ T32] r5:850a3b8c r4:850a3800 [ 1328.331324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.331372][ T32] r7:dddced80 r6:83018000 r5:850a3b8c r4:8480b300 [ 1328.331421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.331472][ T32] r10:61c88647 r9:8490ec00 r8:8480b32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.331495][ T32] r4:8480b300 [ 1328.331514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.331632][ T32] r10:00000000 r9:8480b300 r8:80287e08 r7:e88e9e60 r6:8480b380 r5:8490ec00 [ 1328.331700][ T32] r4:00000001 [ 1328.331722][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.331802][ T32] Exception stack(0xe88f1fb0 to 0xe88f1ff8) [ 1328.331852][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.331883][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.331909][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.331937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.331980][ T32] r4:8480d600 [ 1328.332376][ T32] INFO: task kworker/0:180:3930 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.332416][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.332471][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.332541][ T32] Call trace: [ 1328.332581][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.332634][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.332657][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.332770][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 6 printk messages dropped ** [ 1328.333007][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1328.333439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.333848][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 7 printk messages dropped ** [ 1328.334142][ T32] r4:84ba8680 ** 5 printk messages dropped ** [ 1328.334355][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.334618][ T32] r5:8490c800 r4:8291a680 ** 5 printk messages dropped ** [ 1328.334872][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.335366][ T32] r5:850a3f8c r4:850a3c00 [ 1328.335391][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1328.335716][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.335906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1328.336546][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 10 printk messages dropped ** [ 1328.337067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 9 printk messages dropped ** [ 1328.337484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1328.371074][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 8 printk messages dropped ** [ 1328.371490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1328.372104][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1328.372743][ T32] r5:00001000 r4:e069f000 ** 2 printk messages dropped ** [ 1328.372842][ T32] r5:850a878c r4:850a8400 ** 3 printk messages dropped ** [ 1328.373025][ T32] r10:61c88647 r9:8487c800 r8:8480b52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1328.373497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1328.374432][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 8 printk messages dropped ** [ 1328.374866][ T32] r4:e058ddc0 [ 1328.374924][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.374991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.375038][ T32] r4:00000000 [ 1328.375060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.375106][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.375127][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.375168][ T32] r5:00001000 r4:dfb45000 [ 1328.375187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.375248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.375337][ T32] r5:84be038c r4:84be0000 [ 1328.375360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.375437][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.375463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.375584][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.375612][ T32] r4:84bbbe80 [ 1328.375632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.375702][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.375729][ T32] r4:00000001 [ 1328.375748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.375783][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1328.375809][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.375836][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.375862][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.375889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.375911][ T32] r4:84ba8680 [ 1328.375975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.376004][ T32] INFO: task kworker/0:183:3936 blocked for more than 454 seconds. [ 1328.376033][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.376120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.376167][ T32] task:kworker/0:183 state:D stack:0 pid:3936 tgid:3936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.376215][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.376326][ T32] Call trace: [ 1328.376381][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.376435][ T32] r10:8291a684 r9:ea909d84 r8:00000002 r7:60000013 r6:ea909d8c r5:84900c00 [ 1328.376457][ T32] r4:84900c00 [ 1328.376510][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.376555][ T32] r5:84900c00 r4:8291a680 [ 1328.376585][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.376659][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.376704][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea909e08 [ 1328.376726][ T32] r4:00000000 [ 1328.376786][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.376824][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.376874][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.376917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8480de00 [ 1328.376940][ T32] r4:00000000 [ 1328.376974][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.377021][ T32] r9:83018005 r8:84900c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1328.377042][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.377083][ T32] r5:00001000 r4:e06b3000 [ 1328.377125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.377167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.377235][ T32] r5:850a8b8c r4:850a8800 [ 1328.377258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.377305][ T32] r7:dddced80 r6:83018000 r5:850a8b8c r4:8480b600 [ 1328.377414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.377468][ T32] r10:61c88647 r9:84900c00 r8:8480b62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.377492][ T32] r4:8480b600 [ 1328.377548][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.377625][ T32] r10:00000000 r9:8480b600 r8:80287e08 r7:ea905e60 r6:8480b680 r5:84900c00 [ 1328.377651][ T32] r4:00000001 [ 1328.377671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.377723][ T32] Exception stack(0xea909fb0 to 0xea909ff8) [ 1328.377752][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.377780][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.377817][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.377870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.377895][ T32] r4:8480da80 [ 1328.388973][ T32] INFO: task kworker/0:183:3936 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.389062][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.389182][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.389718][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 6 printk messages dropped ** [ 1328.389994][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1328.390472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.390862][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 9 printk messages dropped ** [ 1328.391413][ T32] INFO: task kworker/0:184:3938 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 1328.392055][ T32] r4:84901800 ** 4 printk messages dropped ** [ 1328.392223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88d9e08 [ 1328.392267][ T32] r4:00000000 [ 1328.392350][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.392415][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.392453][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.392494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f9c00 [ 1328.392515][ T32] r4:00000000 [ 1328.392534][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.392590][ T32] r9:83018005 r8:84901800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1328.392638][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.392684][ T32] r5:00001000 r4:e06d3000 [ 1328.392716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.392759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.392801][ T32] r5:850a8f8c r4:850a8c00 [ 1328.392830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.392879][ T32] r7:dddced80 r6:83018000 r5:850a8f8c r4:8480b700 [ 1328.392900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.392977][ T32] r10:61c88647 r9:84901800 r8:8480b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.393003][ T32] r4:8480b700 [ 1328.393022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.393066][ T32] r10:00000000 r9:8480b700 r8:80287e08 r7:ea909e60 r6:8480b780 r5:84901800 [ 1328.393088][ T32] r4:00000001 [ 1328.393116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.393156][ T32] Exception stack(0xe88d9fb0 to 0xe88d9ff8) [ 1328.393204][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.393236][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.393262][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.393289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.393322][ T32] r4:8480dc00 [ 1328.393726][ T32] INFO: task kworker/0:184:3938 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.393784][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.393865][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.393936][ T32] Call trace: [ 1328.393996][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.394048][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.394090][ T32] r4:00000000 [ 1328.394114][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.394174][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.394240][ T32] dd20: d24ac000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.394281][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.394309][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.394332][ T32] r5:80000113 r4:80239bb0 [ 1328.394370][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.394417][ T32] r4:82ac21e4 [ 1328.394440][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.394505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.394552][ T32] r4:e058ddc0 [ 1328.394576][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.394618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.394645][ T32] r4:00000000 [ 1328.394665][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.394708][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.394730][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.394770][ T32] r5:00001000 r4:dfb45000 [ 1328.394814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.394857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.394899][ T32] r5:84be038c r4:84be0000 [ 1328.394919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.394965][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.394987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.395033][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.395056][ T32] r4:84bbbe80 [ 1328.395097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.395147][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.395169][ T32] r4:00000001 [ 1328.395187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.395242][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1328.395271][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.395321][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.395351][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.395423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.395454][ T32] r4:84ba8680 [ 1328.395489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.395616][ T32] INFO: task kworker/0:185:3940 blocked for more than 454 seconds. [ 1328.395685][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.395713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.395736][ T32] task:kworker/0:185 state:D stack:0 pid:3940 tgid:3940 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.395891][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.396000][ T32] Call trace: [ 1328.396131][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.396183][ T32] r10:8291a684 r9:ea90dd84 r8:00000002 r7:60000013 r6:ea90dd8c r5:84903000 [ 1328.396207][ T32] r4:84903000 [ 1328.396280][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.396362][ T32] r5:84903000 r4:8291a680 [ 1328.396390][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.396433][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.396498][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea90de08 [ 1328.396524][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.396624][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.397069][ T32] r5:850a938c r4:850a9000 [ 1328.397131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.397248][ T32] r10:61c88647 r9:84903000 r8:8480b82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1328.397629][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.429218][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 10 printk messages dropped ** [ 1328.429690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 12 printk messages dropped ** [ 1328.430278][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 5 printk messages dropped ** [ 1328.430553][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.430670][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.431071][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.431612][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1328.431838][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.431872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.431912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481d280 [ 1328.431934][ T32] r4:00000000 [ 1328.431952][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.431996][ T32] r9:83018005 r8:84900000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1328.432060][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.432107][ T32] r5:00001000 r4:e0707000 [ 1328.432127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.432166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.432250][ T32] r5:850a978c r4:850a9400 [ 1328.432294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.432442][ T32] r7:dddced80 r6:83018000 r5:850a978c r4:8480b900 [ 1328.432492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.432582][ T32] r10:61c88647 r9:84900000 r8:8480b92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.432627][ T32] r4:8480b900 [ 1328.432673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.432757][ T32] r10:00000000 r9:8480b900 r8:80287e08 r7:ea90de60 r6:8480b980 r5:84900000 [ 1328.432904][ T32] r4:00000001 [ 1328.432946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.433020][ T32] Exception stack(0xea91dfb0 to 0xea91dff8) [ 1328.433075][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.433121][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.433160][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.433201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.433223][ T32] r4:8480df80 [ 1328.433696][ T32] INFO: task kworker/0:186:3942 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.433755][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.433851][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.433964][ T32] Call trace: [ 1328.434029][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.434081][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.434188][ T32] r4:00000000 [ 1328.434253][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.434296][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.434325][ T32] dd20: d2dea000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.434354][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.434393][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.434422][ T32] r5:80000113 r4:80239bb0 [ 1328.434445][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.434485][ T32] r4:82ac21e4 [ 1328.434625][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.434676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.434699][ T32] r4:e058ddc0 [ 1328.434719][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.434792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.434819][ T32] r4:00000000 [ 1328.434869][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.434939][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.434963][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.435006][ T32] r5:00001000 r4:dfb45000 [ 1328.435049][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.435112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.435157][ T32] r5:84be038c r4:84be0000 [ 1328.435178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.435224][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.435245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.435291][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.435336][ T32] r4:84bbbe80 [ 1328.435404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1328.435595][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 5 printk messages dropped ** [ 1328.435799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1328.436162][ T32] r4:84903c00 ** 4 printk messages dropped ** [ 1328.436349][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea921e08 ** 8 printk messages dropped ** [ 1328.436767][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.436962][ T32] r5:850a9b8c r4:850a9800 ** 3 printk messages dropped ** [ 1328.437120][ T32] r10:61c88647 r9:84903c00 r8:8480ba2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1328.437478][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.460460][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 9 printk messages dropped ** [ 1328.460881][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1328.461380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.461867][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 4 printk messages dropped ** [ 1328.462049][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1328.462149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1328.462577][ T32] r10:8291a684 r9:ea925d84 r8:00000002 r7:60000113 r6:ea925d8c r5:84905400 [ 1328.462599][ T32] r4:84905400 [ 1328.462640][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.462693][ T32] r5:84905400 r4:8291a680 [ 1328.462713][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.462753][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.462818][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea925e08 [ 1328.462872][ T32] r4:00000000 [ 1328.462895][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.462931][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.462966][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.463048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481d700 [ 1328.463179][ T32] r4:00000000 [ 1328.463202][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.463247][ T32] r9:83018005 r8:84905400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1328.463269][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.463310][ T32] r5:00001000 r4:e072b000 [ 1328.463330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.463389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.463448][ T32] r5:850a9f8c r4:850a9c00 [ 1328.463490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.463577][ T32] r7:dddced80 r6:83018000 r5:850a9f8c r4:8480bb00 [ 1328.463605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.463658][ T32] r10:61c88647 r9:84905400 r8:8480bb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.463705][ T32] r4:8480bb00 [ 1328.463728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.463818][ T32] r10:00000000 r9:8480bb00 r8:80287e08 r7:ea921e60 r6:8480bb80 r5:84905400 [ 1328.463864][ T32] r4:00000001 [ 1328.463886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.463962][ T32] Exception stack(0xea925fb0 to 0xea925ff8) [ 1328.463992][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.464020][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.464046][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.464095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.464122][ T32] r4:8481d2c0 [ 1328.464545][ T32] INFO: task kworker/0:188:3946 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.464622][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.464711][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.464862][ T32] Call trace: [ 1328.464940][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.465003][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.465029][ T32] r4:00000000 [ 1328.465071][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.465114][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.465164][ T32] dd20: d32a4000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.465198][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.465224][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.465289][ T32] r5:80000113 r4:80239bb0 [ 1328.465334][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.465377][ T32] r4:82ac21e4 [ 1328.465398][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.465439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.465492][ T32] r4:e058ddc0 [ 1328.465537][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.465583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.465607][ T32] r4:00000000 [ 1328.465626][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.465679][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.465701][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.465742][ T32] r5:00001000 r4:dfb45000 [ 1328.465762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.465815][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.465883][ T32] r5:84be038c r4:84be0000 [ 1328.465946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.466022][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.466068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.466118][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.466141][ T32] r4:84bbbe80 [ 1328.466180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.466230][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.466254][ T32] r4:00000001 [ 1328.466274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1328.466382][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.466743][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.466990][ T32] r5:84906000 r4:8291a680 ** 3 printk messages dropped ** [ 1328.467142][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.467296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481d880 ** 7 printk messages dropped ** [ 1328.467604][ T32] r5:850aa38c r4:850aa000 [ 1328.467624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.467902][ T32] r10:00000000 r9:8480bc00 r8:80287e08 r7:ea925e60 r6:8480bc80 r5:84906000 ** 7 printk messages dropped ** [ 1328.468173][ T32] r4:8481d580 ** 3 printk messages dropped ** [ 1328.489326][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.489509][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 5 printk messages dropped ** [ 1328.489713][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1328.489837][ T32] r4:e058ddc0 ** 5 printk messages dropped ** [ 1328.490030][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1328.490451][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.490805][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.491308][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.491690][ T32] r5:84902400 r4:8291a680 ** 3 printk messages dropped ** [ 1328.491879][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.492014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84824040 ** 7 printk messages dropped ** [ 1328.492378][ T32] r5:850ab78c r4:850ab400 ** 1 printk messages dropped ** [ 1328.492535][ T32] r7:dddced80 r6:83018000 r5:850ab78c r4:8480bd00 ** 4 printk messages dropped ** [ 1328.492816][ T32] r10:00000000 r9:8480bd00 r8:80287e08 r7:ea929e60 r6:8480bd80 r5:84902400 ** 7 printk messages dropped ** [ 1328.493320][ T32] r4:8481d100 ** 4 printk messages dropped ** [ 1328.493845][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1328.493948][ T32] r4:00000000 [ 1328.493971][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.494010][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.494038][ T32] dd20: d35d0000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.494066][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.494091][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.494113][ T32] r5:80000113 r4:80239bb0 [ 1328.494134][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.494173][ T32] r4:82ac21e4 [ 1328.494202][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.494252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.494275][ T32] r4:e058ddc0 [ 1328.494294][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.494334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.494356][ T32] r4:00000000 [ 1328.494375][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.494419][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.494474][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.494529][ T32] r5:00001000 r4:dfb45000 [ 1328.494561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.494620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.494741][ T32] r5:84be038c r4:84be0000 [ 1328.494765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.494815][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.494837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.494934][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.494973][ T32] r4:84bbbe80 [ 1328.495035][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.495086][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.495130][ T32] r4:00000001 [ 1328.495155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.495193][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1328.495220][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.495247][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.495273][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.495313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.495338][ T32] r4:84ba8680 [ 1328.495380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.495452][ T32] INFO: task kworker/0:191:3952 blocked for more than 455 seconds. [ 1328.495484][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.495508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.495528][ T32] task:kworker/0:191 state:D stack:0 pid:3952 tgid:3952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.495627][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.495680][ T32] Call trace: [ 1328.495734][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.495784][ T32] r10:8291a684 r9:ea931d84 r8:00000002 r7:60000113 r6:ea931d8c r5:84904800 [ 1328.495807][ T32] r4:84904800 [ 1328.495827][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.495868][ T32] r5:84904800 r4:8291a680 [ 1328.495887][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.495924][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.495965][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea931e08 [ 1328.495987][ T32] r4:00000000 [ 1328.496006][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.496057][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.496178][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.496224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481da80 [ 1328.496246][ T32] r4:00000000 [ 1328.496284][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.496355][ T32] r9:83018005 r8:84904800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1328.496380][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.496422][ T32] r5:00001000 r4:e0757000 [ 1328.496441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.496479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.496519][ T32] r5:850aa78c r4:850aa400 [ 1328.496540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.496584][ T32] r7:dddced80 r6:83018000 r5:850aa78c r4:8480be00 [ 1328.496604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.496699][ T32] r10:61c88647 r9:84904800 r8:8480be2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.496727][ T32] r4:8480be00 [ 1328.496760][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.496808][ T32] r10:00000000 r9:8480be00 r8:80287e08 r7:ea919e60 r6:8480be80 r5:84904800 [ 1328.496830][ T32] r4:00000001 [ 1328.496864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.496901][ T32] Exception stack(0xea931fb0 to 0xea931ff8) [ 1328.496989][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.497045][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.497076][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.497105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.497127][ T32] r4:8481d100 [ 1328.497355][ T32] INFO: task kworker/0:191:3952 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.497387][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.497440][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.497549][ T32] Call trace: [ 1328.497605][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.497663][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.497687][ T32] r4:00000000 [ 1328.497717][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.497785][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.497847][ T32] dd20: d35d0000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.497888][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.497915][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.497959][ T32] r5:80000113 r4:80239bb0 [ 1328.497983][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.498023][ T32] r4:82ac21e4 [ 1328.498043][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.498131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.519161][ T32] r4:e058ddc0 [ 1328.519229][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1328.519492][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 8 printk messages dropped ** [ 1328.519920][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1328.520088][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 5 printk messages dropped ** [ 1328.520294][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1328.520728][ T32] r4:84906c00 ** 4 printk messages dropped ** [ 1328.520946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea935e08 ** 5 printk messages dropped ** [ 1328.521187][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.521444][ T32] r5:850aab8c r4:850aa800 [ 1328.521463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.521641][ T32] r4:8480bf00 ** 2 printk messages dropped ** [ 1328.521770][ T32] r4:00000001 [ 1328.521789][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.521825][ T32] Exception stack(0xea935fb0 to 0xea935ff8) [ 1328.521883][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.521916][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.521942][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.521970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.522013][ T32] r4:8481d640 [ 1328.522423][ T32] INFO: task kworker/0:192:3953 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.522460][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.522538][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.522628][ T32] Call trace: [ 1328.522666][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.522728][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.522754][ T32] r4:00000000 [ 1328.522774][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.522899][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.522942][ T32] dd20: d39a7000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.523022][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.523051][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.523075][ T32] r5:80000113 r4:80239bb0 [ 1328.523128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.523192][ T32] r4:82ac21e4 [ 1328.523217][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.523303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.523347][ T32] r4:e058ddc0 [ 1328.523370][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.523413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.523435][ T32] r4:00000000 [ 1328.523455][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.523520][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.523585][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.523631][ T32] r5:00001000 r4:dfb45000 [ 1328.523657][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.523698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.523763][ T32] r5:84be038c r4:84be0000 [ 1328.523803][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.523875][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.523926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.523984][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.524007][ T32] r4:84bbbe80 [ 1328.524025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.524092][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.524133][ T32] r4:00000001 [ 1328.524160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.524220][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1328.524252][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.524305][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.524359][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.524396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.524440][ T32] r4:84ba8680 [ 1328.524465][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.524512][ T32] INFO: task kworker/0:193:3956 blocked for more than 455 seconds. [ 1328.524544][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.524581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.524605][ T32] task:kworker/0:193 state:D stack:0 pid:3956 tgid:3956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.524656][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.524721][ T32] Call trace: [ 1328.524782][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.524831][ T32] r10:8291a684 r9:ea92dd84 r8:00000002 r7:60000013 r6:ea92dd8c r5:85038000 [ 1328.524853][ T32] r4:85038000 [ 1328.524873][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.524936][ T32] r5:85038000 r4:8291a680 [ 1328.524959][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.525001][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.525064][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea92de08 [ 1328.525090][ T32] r4:00000000 [ 1328.525109][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.525143][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.525207][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.525253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481de40 [ 1328.525290][ T32] r4:00000000 [ 1328.525312][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1328.525447][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.525594][ T32] r5:850aaf8c r4:850aac00 [ 1328.525613][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.525767][ T32] r10:61c88647 r9:85038000 r8:8480f02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1328.526127][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1328.526535][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.526703][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 5 printk messages dropped ** [ 1328.526940][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.527131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 9 printk messages dropped ** [ 1328.527564][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 4 printk messages dropped ** [ 1328.527753][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 7 printk messages dropped ** [ 1328.528112][ T32] r4:84ba8680 ** 5 printk messages dropped ** [ 1328.549591][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1328.549976][ T32] r4:85038c00 ** 4 printk messages dropped ** [ 1328.550228][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8885e08 ** 7 printk messages dropped ** [ 1328.550627][ T32] r9:83018005 r8:85038c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 ** 4 printk messages dropped ** [ 1328.550854][ T32] r5:850ab38c r4:850ab000 ** 2 printk messages dropped ** [ 1328.550960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1328.551229][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.551998][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.552325][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 6 printk messages dropped ** [ 1328.552588][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1328.553016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.553469][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 6 printk messages dropped ** [ 1328.553707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1328.554033][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.554241][ T32] r5:85039800 r4:8291a680 ** 5 printk messages dropped ** [ 1328.554501][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1328.554835][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.554918][ T32] r5:850abf8c r4:850abc00 [ 1328.554958][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.555008][ T32] r7:dddced80 r6:83018000 r5:850abf8c r4:8480f200 [ 1328.555030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.555096][ T32] r10:61c88647 r9:85039800 r8:8480f22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.555144][ T32] r4:8480f200 [ 1328.555183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.555231][ T32] r10:00000000 r9:8480f200 r8:80287e08 r7:ea919e60 r6:8480f280 r5:85039800 [ 1328.555274][ T32] r4:00000001 [ 1328.555296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.555353][ T32] Exception stack(0xea939fb0 to 0xea939ff8) [ 1328.555383][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.555430][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.555487][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.555526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.555598][ T32] r4:848241c0 [ 1328.555836][ T32] INFO: task kworker/0:195:3961 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.555890][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.556013][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.556125][ T32] Call trace: [ 1328.556310][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.556364][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.556410][ T32] r4:00000000 [ 1328.556462][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.556525][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.556557][ T32] dd20: d3d99000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.556634][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.556700][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.556729][ T32] r5:80000113 r4:80239bb0 [ 1328.556750][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.556791][ T32] r4:82ac21e4 [ 1328.556811][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.556854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.556898][ T32] r4:e058ddc0 [ 1328.556921][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.557016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.557042][ T32] r4:00000000 [ 1328.557063][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.557130][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.557176][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.557241][ T32] r5:00001000 r4:dfb45000 [ 1328.557266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.557306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.557369][ T32] r5:84be038c r4:84be0000 [ 1328.557432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.557483][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.557515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.557572][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.557595][ T32] r4:84bbbe80 [ 1328.557640][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.557695][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.557742][ T32] r4:00000001 [ 1328.557852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.557924][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1328.557953][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.557982][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.558010][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.558038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.558088][ T32] r4:84ba8680 [ 1328.558185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.579258][ T32] INFO: task kworker/0:196:3962 blocked for more than 455 seconds. [ 1328.579323][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.579350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.579373][ T32] task:kworker/0:196 state:D stack:0 pid:3962 tgid:3962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.579457][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.579519][ T32] Call trace: [ 1328.579654][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.579718][ T32] r10:8291a684 r9:e4875d84 r8:00000002 r7:60000013 r6:e4875d8c r5:8503a400 [ 1328.579745][ T32] r4:8503a400 [ 1328.579788][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.579836][ T32] r5:8503a400 r4:8291a680 [ 1328.579901][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.579945][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.579987][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4875e08 [ 1328.580019][ T32] r4:00000000 [ 1328.580041][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.580078][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.580114][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.580163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84824280 [ 1328.580189][ T32] r4:00000000 [ 1328.580235][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.580284][ T32] r9:83018005 r8:8503a400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1328.580307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.580370][ T32] r5:00001000 r4:dfa6b000 [ 1328.580406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.580446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.580489][ T32] r5:850abb8c r4:850ab800 [ 1328.580543][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.580595][ T32] r7:dddced80 r6:83018000 r5:850abb8c r4:8480f300 [ 1328.580617][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.580672][ T32] r10:61c88647 r9:8503a400 r8:8480f32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.580718][ T32] r4:8480f300 [ 1328.580741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.580808][ T32] r10:00000000 r9:8480f300 r8:80287e08 r7:ea939e60 r6:8480f380 r5:8503a400 [ 1328.580834][ T32] r4:00000001 [ 1328.580855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.580915][ T32] Exception stack(0xe4875fb0 to 0xe4875ff8) [ 1328.580946][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.580996][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.581027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.581056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.581100][ T32] r4:84824100 [ 1328.581518][ T32] INFO: task kworker/0:196:3962 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.581583][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.581684][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.581766][ T32] Call trace: ** 2 printk messages dropped ** [ 1328.581899][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.582109][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1328.582377][ T32] r4:e058ddc0 ** 6 printk messages dropped ** [ 1328.582611][ T32] r5:00001000 r4:dfb45000 ** 4 printk messages dropped ** [ 1328.582811][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 4 printk messages dropped ** [ 1328.583013][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 8 printk messages dropped ** [ 1328.583364][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1328.583832][ T32] r4:8503b000 ** 3 printk messages dropped ** [ 1328.583980][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1328.584333][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.584683][ T32] r5:850b838c r4:850b8000 [ 1328.584725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.584955][ T32] r4:8480f400 ** 6 printk messages dropped ** [ 1328.585183][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.585209][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.585258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.585307][ T32] r4:84824300 [ 1328.585539][ T32] INFO: task kworker/0:197:3964 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.585572][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.585688][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.585737][ T32] Call trace: [ 1328.585767][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.585864][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.585955][ T32] r4:00000000 [ 1328.585978][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.586018][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.586045][ T32] dd20: d4371000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.586073][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.586097][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.586120][ T32] r5:80000113 r4:80239bb0 [ 1328.586140][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.586222][ T32] r4:82ac21e4 [ 1328.586247][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.586290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.586312][ T32] r4:e058ddc0 [ 1328.586351][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.586410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.586476][ T32] r4:00000000 [ 1328.586499][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.586544][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.586565][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.586606][ T32] r5:00001000 r4:dfb45000 [ 1328.586626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.586670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.586733][ T32] r5:84be038c r4:84be0000 [ 1328.586758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.586806][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.586890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.586942][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.586994][ T32] r4:84bbbe80 [ 1328.587016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.587105][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.587133][ T32] r4:00000001 [ 1328.587152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.587213][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1328.587248][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.587277][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.587340][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.587371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.587425][ T32] r4:84ba8680 [ 1328.587464][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.587491][ T32] INFO: task kworker/0:198:3966 blocked for more than 455 seconds. [ 1328.587519][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.587580][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.587627][ T32] task:kworker/0:198 state:D stack:0 pid:3966 tgid:3966 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1328.587919][ T32] r10:8291a684 r9:ea941d84 r8:00000002 r7:60000113 r6:ea941d8c r5:8503c800 ** 6 printk messages dropped ** [ 1328.620537][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.620710][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.621035][ T32] r5:850b8f8c r4:850b8c00 [ 1328.621055][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1328.621123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1328.621472][ T32] Exception stack(0xea941fb0 to 0xea941ff8) ** 7 printk messages dropped ** [ 1328.622319][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.622706][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 8 printk messages dropped ** [ 1328.623232][ T32] r4:e058ddc0 ** 4 printk messages dropped ** [ 1328.623556][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 9 printk messages dropped ** [ 1328.623951][ T32] r4:84bbbe80 ** 4 printk messages dropped ** [ 1328.624227][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 9 printk messages dropped ** [ 1328.624584][ T32] task:kworker/0:199 state:D stack:0 pid:3968 tgid:3968 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1328.625028][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1328.625432][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.625603][ T32] r5:850b878c r4:850b8400 ** 4 printk messages dropped ** [ 1328.625886][ T32] r4:8480f600 ** 4 printk messages dropped ** [ 1328.626039][ T32] Exception stack(0xea949fb0 to 0xea949ff8) ** 6 printk messages dropped ** [ 1328.626468][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.626616][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.626719][ T32] Call trace: [ 1328.626749][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.626801][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.626848][ T32] r4:00000000 [ 1328.626936][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.626980][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.627009][ T32] dd20: d4cdb000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.627038][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.627090][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.627116][ T32] r5:80000113 r4:80239bb0 [ 1328.627138][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.627192][ T32] r4:82ac21e4 [ 1328.627280][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.627327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.627349][ T32] r4:e058ddc0 [ 1328.627500][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.627582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.627630][ T32] r4:00000000 [ 1328.627660][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.627727][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.627752][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.627805][ T32] r5:00001000 r4:dfb45000 [ 1328.627869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.627911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.627953][ T32] r5:84be038c r4:84be0000 [ 1328.627972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.628060][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.628088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.648815][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.648869][ T32] r4:84bbbe80 [ 1328.648936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.649015][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.649041][ T32] r4:00000001 [ 1328.649064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.649106][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1328.649161][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.649237][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.649269][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.649302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.649328][ T32] r4:84ba8680 [ 1328.649353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.649416][ T32] INFO: task kworker/0:200:3971 blocked for more than 455 seconds. [ 1328.649487][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.649540][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.649567][ T32] task:kworker/0:200 state:D stack:0 pid:3971 tgid:3971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.649626][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.649726][ T32] Call trace: [ 1328.649761][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.649897][ T32] r10:8291a684 r9:ea951d84 r8:00000002 r7:60000113 r6:ea951d8c r5:8503d400 [ 1328.650007][ T32] r4:8503d400 [ 1328.650032][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.650119][ T32] r5:8503d400 r4:8291a680 [ 1328.650207][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.650252][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.650319][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea951e08 [ 1328.650346][ T32] r4:00000000 [ 1328.650366][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.650402][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.650442][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.650485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84824ac0 [ 1328.650508][ T32] r4:00000000 [ 1328.650551][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.650603][ T32] r9:83018005 r8:8503d400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1328.650690][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.650738][ T32] r5:00001000 r4:dfd8f000 [ 1328.650759][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.650798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.650840][ T32] r5:850b8b8c r4:850b8800 [ 1328.650859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.650989][ T32] r7:dddced80 r6:83018000 r5:850b8b8c r4:8480f700 [ 1328.651014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.651062][ T32] r10:61c88647 r9:8503d400 r8:8480f72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.651106][ T32] r4:8480f700 [ 1328.651144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.651237][ T32] r10:00000000 r9:8480f700 r8:80287e08 r7:ea941e60 r6:8480f780 r5:8503d400 [ 1328.651263][ T32] r4:00000001 [ 1328.651297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.651536][ T32] Exception stack(0xea951fb0 to 0xea951ff8) [ 1328.651652][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.651709][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.651743][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.651773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.651795][ T32] r4:84824b00 [ 1328.652222][ T32] INFO: task kworker/0:200:3971 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.652262][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.652392][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.652460][ T32] Call trace: ** 1 printk messages dropped ** [ 1328.652610][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 5 printk messages dropped ** [ 1328.652823][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1328.653001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 7 printk messages dropped ** [ 1328.653366][ T32] r5:00001000 r4:dfb45000 ** 5 printk messages dropped ** [ 1328.653580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1328.654000][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 4 printk messages dropped ** [ 1328.654159][ T32] r4:84ba8680 ** 4 printk messages dropped ** [ 1328.654298][ T32] task:kworker/0:201 state:D stack:0 pid:3973 tgid:3973 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1328.654796][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea945e08 ** 4 printk messages dropped ** [ 1328.655049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84824d80 ** 7 printk messages dropped ** [ 1328.655340][ T32] r5:850b938c r4:850b9000 ** 3 printk messages dropped ** [ 1328.655595][ T32] r10:61c88647 r9:8503ec00 r8:8480f82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1328.655988][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1328.656347][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.656509][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.656560][ T32] Call trace: [ 1328.656591][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.656670][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.656697][ T32] r4:00000000 [ 1328.656717][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.656757][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.656785][ T32] dd20: d504c000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.656814][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.656901][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.656949][ T32] r5:80000113 r4:80239bb0 [ 1328.656996][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.657049][ T32] r4:82ac21e4 [ 1328.657070][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.657111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.657133][ T32] r4:e058ddc0 [ 1328.657152][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.657192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.657214][ T32] r4:00000000 [ 1328.657339][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.657456][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.657482][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.657526][ T32] r5:00001000 r4:dfb45000 [ 1328.657546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.657586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.657628][ T32] r5:84be038c r4:84be0000 [ 1328.657655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.657703][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.657765][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.657839][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.657865][ T32] r4:84bbbe80 [ 1328.657908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.657958][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.657981][ T32] r4:00000001 [ 1328.658046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.658117][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1328.658182][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.682115][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.682191][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.682234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.682259][ T32] r4:84ba8680 [ 1328.682304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.682340][ T32] INFO: task kworker/0:202:3976 blocked for more than 455 seconds. [ 1328.682375][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.682409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.682455][ T32] task:kworker/0:202 state:D stack:0 pid:3976 tgid:3976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.682534][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.682594][ T32] Call trace: [ 1328.682640][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.682699][ T32] r10:8291a684 r9:ea955d84 r8:00000002 r7:60000013 r6:ea955d8c r5:8503bc00 [ 1328.682723][ T32] r4:8503bc00 [ 1328.682743][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.682795][ T32] r5:8503bc00 r4:8291a680 [ 1328.682819][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.682860][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1328.683003][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.683384][ T32] r5:850b978c r4:850b9400 [ 1328.683430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.683504][ T32] r7:dddced80 r6:83018000 r5:850b978c r4:8480f900 ** 1 printk messages dropped ** [ 1328.683624][ T32] r10:61c88647 r9:8503bc00 r8:8480f92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1328.683897][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.684569][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.684875][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 6 printk messages dropped ** [ 1328.685124][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1328.685531][ T32] r5:84be038c r4:84be0000 ** 6 printk messages dropped ** [ 1328.685899][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 6 printk messages dropped ** [ 1328.686111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1328.686622][ T32] r10:8291a684 r9:ea959d84 r8:00000002 r7:60000113 r6:ea959d8c r5:848a8000 ** 4 printk messages dropped ** [ 1328.686785][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.686849][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea959e08 [ 1328.686874][ T32] r4:00000000 [ 1328.686908][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.686945][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.686981][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.687021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84824740 [ 1328.687073][ T32] r4:00000000 [ 1328.687098][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.687142][ T32] r9:83018005 r8:848a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1328.687195][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.687240][ T32] r5:00001000 r4:dfe23000 [ 1328.687283][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.687325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.687366][ T32] r5:850b9b8c r4:850b9800 [ 1328.687415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.687484][ T32] r7:dddced80 r6:83018000 r5:850b9b8c r4:8480fa00 [ 1328.687510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.687587][ T32] r10:61c88647 r9:848a8000 r8:8480fa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.687620][ T32] r4:8480fa00 [ 1328.687646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.687716][ T32] r10:00000000 r9:8480fa00 r8:80287e08 r7:ea955e60 r6:8480fa80 r5:848a8000 [ 1328.687743][ T32] r4:00000001 [ 1328.687771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.687810][ T32] Exception stack(0xea959fb0 to 0xea959ff8) [ 1328.687836][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.687864][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.687889][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.687917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.687996][ T32] r4:84824d40 [ 1328.702805][ T32] INFO: task kworker/0:203:3977 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.702918][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.703062][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.703129][ T32] Call trace: [ 1328.703162][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.703220][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.703243][ T32] r4:00000000 [ 1328.703264][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.703316][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.703370][ T32] dd20: d5737000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.703406][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.703453][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.703482][ T32] r5:80000113 r4:80239bb0 [ 1328.703503][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.703570][ T32] r4:82ac21e4 [ 1328.703603][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.703654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.703678][ T32] r4:e058ddc0 [ 1328.703697][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.703749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.703777][ T32] r4:00000000 [ 1328.703799][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.703846][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 1 printk messages dropped ** [ 1328.703910][ T32] r5:00001000 r4:dfb45000 ** 4 printk messages dropped ** [ 1328.704117][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 2 printk messages dropped ** [ 1328.704236][ T32] r4:84bbbe80 ** 4 printk messages dropped ** [ 1328.704404][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 5 printk messages dropped ** [ 1328.704571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1328.704993][ T32] r4:848a8c00 ** 4 printk messages dropped ** [ 1328.705197][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea965e08 ** 4 printk messages dropped ** [ 1328.705409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84833040 ** 4 printk messages dropped ** [ 1328.705698][ T32] r5:00001000 r4:dfe4b000 [ 1328.705722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.705762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.705805][ T32] r5:850b9f8c r4:850b9c00 [ 1328.705825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.705890][ T32] r7:dddced80 r6:83018000 r5:850b9f8c r4:8480fb00 [ 1328.705938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.705989][ T32] r10:61c88647 r9:848a8c00 r8:8480fb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.706012][ T32] r4:8480fb00 [ 1328.706030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.706115][ T32] r10:00000000 r9:8480fb00 r8:80287e08 r7:ea959e60 r6:8480fb80 r5:848a8c00 [ 1328.706146][ T32] r4:00000001 [ 1328.706165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.706226][ T32] Exception stack(0xea965fb0 to 0xea965ff8) [ 1328.706257][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.706300][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.706326][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.706381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.706413][ T32] r4:84833000 [ 1328.706794][ T32] INFO: task kworker/0:204:3980 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.706849][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.706906][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.706989][ T32] Call trace: [ 1328.707085][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.707161][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.707189][ T32] r4:00000000 [ 1328.707220][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.707267][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.707296][ T32] dd20: d5737000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.707326][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.707351][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.707376][ T32] r5:80000113 r4:80239bb0 [ 1328.707414][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.707497][ T32] r4:82ac21e4 [ 1328.707522][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.707592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.707616][ T32] r4:e058ddc0 [ 1328.707645][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.707689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.707724][ T32] r4:00000000 [ 1328.707773][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.707830][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.707878][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.707965][ T32] r5:00001000 r4:dfb45000 [ 1328.707989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.708030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.708083][ T32] r5:84be038c r4:84be0000 [ 1328.708106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.720500][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.720571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.720645][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.720716][ T32] r4:84bbbe80 [ 1328.720742][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.720791][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 2 printk messages dropped ** [ 1328.720869][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 6 printk messages dropped ** [ 1328.721180][ T32] INFO: task kworker/0:205:3981 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1328.721679][ T32] r4:848a9800 ** 4 printk messages dropped ** [ 1328.721974][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea969e08 [ 1328.721999][ T32] r4:00000000 [ 1328.722019][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.722053][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.722175][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.722246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848334c0 [ 1328.722300][ T32] r4:00000000 [ 1328.722348][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.722408][ T32] r9:83018005 r8:848a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.722497][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.722547][ T32] r5:00001000 r4:e004b000 [ 1328.722589][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.722637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.722682][ T32] r5:850ba78c r4:850ba400 [ 1328.722725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.722774][ T32] r7:dddced80 r6:83018000 r5:850ba78c r4:8480fc00 [ 1328.722817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.722867][ T32] r10:61c88647 r9:848a9800 r8:8480fc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.722891][ T32] r4:8480fc00 [ 1328.722974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.723066][ T32] r10:00000000 r9:8480fc00 r8:80287e08 r7:ea965e60 r6:8480fc80 r5:848a9800 [ 1328.723113][ T32] r4:00000001 [ 1328.723135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.723171][ T32] Exception stack(0xea969fb0 to 0xea969ff8) [ 1328.723196][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.723224][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.723250][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.723278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.723322][ T32] r4:84833000 [ 1328.723748][ T32] INFO: task kworker/0:205:3981 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.723784][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.723876][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.723937][ T32] Call trace: [ 1328.723968][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.724018][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.724041][ T32] r4:00000000 [ 1328.724122][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.724167][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.724196][ T32] dd20: d5b3e000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.724224][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.724406][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.724436][ T32] r5:80000113 r4:80239bb0 [ 1328.724476][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.724530][ T32] r4:82ac21e4 [ 1328.724573][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.724628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.724703][ T32] r4:e058ddc0 [ 1328.724772][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.724848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.724897][ T32] r4:00000000 [ 1328.724940][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.725016][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.725062][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.725116][ T32] r5:00001000 r4:dfb45000 [ 1328.725139][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.725180][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.725325][ T32] r5:84be038c r4:84be0000 [ 1328.725351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.725402][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.725423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.725472][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.725873][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1328.726718][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea95de08 ** 12 printk messages dropped ** [ 1328.727493][ T32] r5:850ba38c r4:850ba000 ** 6 printk messages dropped ** [ 1328.727863][ T32] r10:00000000 r9:8480fd00 r8:80287e08 r7:ea969e60 r6:8480fd80 r5:848aa400 ** 5 printk messages dropped ** [ 1328.750605][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.750682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.750734][ T32] r4:84833200 [ 1328.751174][ T32] INFO: task kworker/0:206:3984 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.751213][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.751373][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.751461][ T32] Call trace: [ 1328.751498][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.751584][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.751609][ T32] r4:00000000 [ 1328.751643][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.751700][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.751754][ T32] dd20: d607d000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.751787][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.751813][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.751836][ T32] r5:80000113 r4:80239bb0 [ 1328.751963][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.752010][ T32] r4:82ac21e4 [ 1328.752030][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.752073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.752095][ T32] r4:e058ddc0 [ 1328.752114][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.752155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.752177][ T32] r4:00000000 [ 1328.752197][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.752265][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.752292][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.752335][ T32] r5:00001000 r4:dfb45000 [ 1328.752412][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.752497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.752545][ T32] r5:84be038c r4:84be0000 [ 1328.752651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.752747][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.752774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.752823][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.752845][ T32] r4:84bbbe80 [ 1328.752886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.752982][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 3 printk messages dropped ** [ 1328.753203][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1328.753921][ T32] r4:848ab000 ** 7 printk messages dropped ** [ 1328.754361][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.754770][ T32] r5:850bab8c r4:850ba800 ** 2 printk messages dropped ** [ 1328.754884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1328.755917][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.756324][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.756350][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.756373][ T32] r5:80000113 r4:80239bb0 [ 1328.756395][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.756437][ T32] r4:82ac21e4 [ 1328.756470][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.756559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.756586][ T32] r4:e058ddc0 [ 1328.756630][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.756724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.756811][ T32] r4:00000000 [ 1328.756834][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.756879][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.756901][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.756942][ T32] r5:00001000 r4:dfb45000 [ 1328.757005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.757092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.757139][ T32] r5:84be038c r4:84be0000 [ 1328.757160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.757248][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.757274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.757733][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1328.781866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea971e08 ** 12 printk messages dropped ** [ 1328.782469][ T32] r5:850baf8c r4:850bac00 ** 3 printk messages dropped ** [ 1328.782656][ T32] r10:61c88647 r9:848abc00 r8:8480ff2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1328.783038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.783104][ T32] r4:84833440 [ 1328.783558][ T32] INFO: task kworker/0:208:3987 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.783603][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.783735][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.783853][ T32] Call trace: [ 1328.783906][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.783960][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.783984][ T32] r4:00000000 [ 1328.784045][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.784153][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.784197][ T32] dd20: d664c000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.784229][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.784254][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.784341][ T32] r5:80000113 r4:80239bb0 [ 1328.784413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.784458][ T32] r4:82ac21e4 [ 1328.784523][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.784571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.784594][ T32] r4:e058ddc0 [ 1328.784645][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.784716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.784742][ T32] r4:00000000 [ 1328.784762][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.784830][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.784857][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.784901][ T32] r5:00001000 r4:dfb45000 [ 1328.784942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.785008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1328.785724][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.786106][ T32] Call trace: ** 2 printk messages dropped ** [ 1328.786233][ T32] r4:848ad400 [ 1328.786294][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.786340][ T32] r5:848ad400 r4:8291a680 [ 1328.786360][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.786412][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.786457][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea979e08 [ 1328.786479][ T32] r4:00000000 [ 1328.786521][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.786560][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.786619][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.786694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84833940 [ 1328.786720][ T32] r4:00000000 [ 1328.786741][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.786785][ T32] r9:83018005 r8:848ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1328.786877][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.786953][ T32] r5:00001000 r4:e00dd000 [ 1328.786997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.787040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.787082][ T32] r5:850bb38c r4:850bb000 [ 1328.787103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.787168][ T32] r7:dddced80 r6:83018000 r5:850bb38c r4:850cd000 [ 1328.787194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.787242][ T32] r10:61c88647 r9:848ad400 r8:850cd02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.787286][ T32] r4:850cd000 [ 1328.787330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.787406][ T32] r10:00000000 r9:850cd000 r8:80287e08 r7:ea971e60 r6:850cd080 r5:848ad400 [ 1328.787431][ T32] r4:00000001 [ 1328.787450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.787522][ T32] Exception stack(0xea979fb0 to 0xea979ff8) [ 1328.787586][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.787620][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.787666][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.787720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1328.808808][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1328.809156][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1328.809336][ T32] r4:e058ddc0 ** 5 printk messages dropped ** [ 1328.809531][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1328.809945][ T32] r4:84bbbe80 ** 4 printk messages dropped ** [ 1328.810147][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 8 printk messages dropped ** [ 1328.810614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1328.811072][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1328.811563][ T32] r5:00001000 r4:e00f9000 ** 2 printk messages dropped ** [ 1328.811746][ T32] r5:850bb78c r4:850bb400 ** 3 printk messages dropped ** [ 1328.811881][ T32] r10:61c88647 r9:8507b000 r8:850cd12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1328.812301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1328.813188][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 7 printk messages dropped ** [ 1328.813512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 8 printk messages dropped ** [ 1328.813839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.814158][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 9 printk messages dropped ** [ 1328.814472][ T32] INFO: task kworker/0:211:3993 blocked for more than 455 seconds. ** 3 printk messages dropped ** [ 1328.814625][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.814722][ T32] Call trace: [ 1328.814790][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.814842][ T32] r10:8291a684 r9:ea981d84 r8:00000002 r7:60000013 r6:ea981d8c r5:8507a400 [ 1328.814865][ T32] r4:8507a400 [ 1328.814885][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.814927][ T32] r5:8507a400 r4:8291a680 [ 1328.814947][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.814986][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.815026][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea981e08 [ 1328.815048][ T32] r4:00000000 [ 1328.815110][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.815148][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.815183][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.815223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84833c80 [ 1328.815245][ T32] r4:00000000 [ 1328.815275][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.815343][ T32] r9:83018005 r8:8507a400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.815389][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.815435][ T32] r5:00001000 r4:e011b000 [ 1328.815455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.815498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.815578][ T32] r5:850bbb8c r4:850bb800 [ 1328.815606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.815661][ T32] r7:dddced80 r6:83018000 r5:850bbb8c r4:850cd180 [ 1328.815703][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.815755][ T32] r10:61c88647 r9:8507a400 r8:850cd1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.815778][ T32] r4:850cd180 [ 1328.815813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.815882][ T32] r10:00000000 r9:850cd180 r8:80287e08 r7:ea97de60 r6:84816300 r5:8507a400 [ 1328.815931][ T32] r4:00000001 [ 1328.815952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.816032][ T32] Exception stack(0xea981fb0 to 0xea981ff8) [ 1328.816085][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.816117][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.816159][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.816198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.816225][ T32] r4:84833880 [ 1328.816418][ T32] INFO: task kworker/0:211:3993 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.816450][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.816552][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.816618][ T32] Call trace: [ 1328.816670][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.816725][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.816760][ T32] r4:00000000 [ 1328.816806][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.816850][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.816892][ T32] dd20: d6c1c000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.816925][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.816962][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.816987][ T32] r5:80000113 r4:80239bb0 [ 1328.817009][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.817049][ T32] r4:82ac21e4 [ 1328.817111][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.817157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.817180][ T32] r4:e058ddc0 [ 1328.817200][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.817240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.817262][ T32] r4:00000000 [ 1328.817304][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.817378][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.817412][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.817459][ T32] r5:00001000 r4:dfb45000 [ 1328.817479][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.817527][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.817595][ T32] r5:84be038c r4:84be0000 [ 1328.817618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.817854][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 7 printk messages dropped ** [ 1328.818120][ T32] r4:84ba8680 ** 5 printk messages dropped ** [ 1328.838877][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.839283][ T32] r5:8507e000 r4:8291a680 ** 5 printk messages dropped ** [ 1328.839642][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.840325][ T32] r5:850bbf8c r4:850bbc00 [ 1328.840367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1328.840496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.840558][ T32] r10:61c88647 r9:8507e000 r8:850cd22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.840583][ T32] r4:850cd200 [ 1328.840603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.840655][ T32] r10:00000000 r9:850cd200 r8:80287e08 r7:ea981e60 r6:84816380 r5:8507e000 [ 1328.840678][ T32] r4:00000001 [ 1328.840697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.840736][ T32] Exception stack(0xea985fb0 to 0xea985ff8) [ 1328.840788][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.840849][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.840879][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.840908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.840940][ T32] r4:84833b00 [ 1328.841357][ T32] INFO: task kworker/0:212:3994 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.841398][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.841465][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.841538][ T32] Call trace: [ 1328.841614][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.841677][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.841712][ T32] r4:00000000 [ 1328.841736][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.841809][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.841841][ T32] dd20: d6ed2000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.841871][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.841917][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.841966][ T32] r5:80000113 r4:80239bb0 [ 1328.842020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.842086][ T32] r4:82ac21e4 [ 1328.842130][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.842175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.842207][ T32] r4:e058ddc0 [ 1328.842231][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.842273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.842296][ T32] r4:00000000 [ 1328.842315][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.842360][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.842415][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.842463][ T32] r5:00001000 r4:dfb45000 [ 1328.842484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.842545][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.842635][ T32] r5:84be038c r4:84be0000 [ 1328.842702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.842897][ T32] r4:84bbbe80 ** 4 printk messages dropped ** [ 1328.843092][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 5 printk messages dropped ** [ 1328.843475][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1328.843961][ T32] r10:8291a684 r9:ea975d84 r8:00000002 r7:60000013 r6:ea975d8c r5:8507ec00 ** 8 printk messages dropped ** [ 1328.844291][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.844874][ T32] r5:850c438c r4:850c4000 [ 1328.844942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.845013][ T32] r7:dddced80 r6:83018000 r5:850c438c r4:850cd280 ** 1 printk messages dropped ** [ 1328.845106][ T32] r10:61c88647 r9:8507ec00 r8:850cd2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1328.845561][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1328.846161][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.846414][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 8 printk messages dropped ** [ 1328.846759][ T32] r4:e058ddc0 ** 5 printk messages dropped ** [ 1328.847129][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1328.847741][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 8 printk messages dropped ** [ 1328.870218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1328.870404][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.870556][ T32] Call trace: [ 1328.870665][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.870742][ T32] r10:8291a684 r9:ea98dd84 r8:00000002 r7:60000113 r6:ea98dd8c r5:8507d400 [ 1328.870768][ T32] r4:8507d400 [ 1328.870798][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.870845][ T32] r5:8507d400 r4:8291a680 [ 1328.870865][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.870905][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.870946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea98de08 [ 1328.870968][ T32] r4:00000000 [ 1328.870987][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.871022][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.871082][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.871127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850df040 [ 1328.871171][ T32] r4:00000000 [ 1328.871201][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.871257][ T32] r9:83018205 r8:8507d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1328.871284][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.871326][ T32] r5:00001000 r4:dfbed000 [ 1328.871367][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.871413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.871455][ T32] r5:84713f8c r4:84713c00 [ 1328.871476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.871524][ T32] r7:ddde2d80 r6:83018200 r5:84713f8c r4:84816480 [ 1328.871582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.871641][ T32] r10:61c88647 r9:8507d400 r8:848164ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.871666][ T32] r4:84816480 [ 1328.871697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.871748][ T32] r10:00000000 r9:84816480 r8:80287e08 r7:e0441e60 r6:84816500 r5:8507d400 [ 1328.871770][ T32] r4:00000001 [ 1328.871811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.871853][ T32] Exception stack(0xea98dfb0 to 0xea98dff8) [ 1328.871903][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.871935][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.871963][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.871991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.872013][ T32] r4:84837780 [ 1328.872428][ T32] INFO: task kworker/1:229:3998 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.872463][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.872567][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.872664][ T32] Call trace: [ 1328.872699][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.872750][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.872793][ T32] r4:00000000 [ 1328.872839][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.872892][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.872920][ T32] dd20: d7347000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.872981][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.873031][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.873184][ T32] r5:80000113 r4:80239bb0 [ 1328.873210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.873251][ T32] r4:82ac21e4 [ 1328.873270][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.873332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.873358][ T32] r4:e058ddc0 [ 1328.873379][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.873445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.873492][ T32] r4:00000000 [ 1328.873536][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.873586][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.873608][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.873676][ T32] r5:00001000 r4:dfb45000 [ 1328.873726][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.873788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.873855][ T32] r5:84be038c r4:84be0000 [ 1328.873899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.874211][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 8 printk messages dropped ** [ 1328.874462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1328.874878][ T32] r10:8291a684 r9:ea991d84 r8:00000002 r7:60000013 r6:ea991d8c r5:8507c800 ** 5 printk messages dropped ** [ 1328.875164][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea991e08 ** 8 printk messages dropped ** [ 1328.875574][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.875773][ T32] r5:850c478c r4:850c4400 ** 3 printk messages dropped ** [ 1328.875981][ T32] r10:61c88647 r9:8507c800 r8:850cd32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1328.876393][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.876879][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.876985][ T32] Call trace: [ 1328.877093][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.877172][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.877199][ T32] r4:00000000 [ 1328.877220][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.877302][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.877404][ T32] dd20: d7347000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.877446][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.877473][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.877520][ T32] r5:80000113 r4:80239bb0 [ 1328.877543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.877584][ T32] r4:82ac21e4 [ 1328.877605][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.877655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.877678][ T32] r4:e058ddc0 [ 1328.877697][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.877757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.877826][ T32] r4:00000000 [ 1328.877849][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.877909][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.877934][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.877997][ T32] r5:00001000 r4:dfb45000 [ 1328.878021][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.878061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.894440][ T32] r5:84be038c r4:84be0000 [ 1328.894482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.894551][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.894583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.894644][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.894683][ T32] r4:84bbbe80 [ 1328.894707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.894756][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.894778][ T32] r4:00000001 [ 1328.894845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.894887][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1328.894916][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.894945][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.894970][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.894998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.895020][ T32] r4:84ba8680 [ 1328.895042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.895072][ T32] INFO: task kworker/0:215:4003 blocked for more than 455 seconds. ** 6 printk messages dropped ** [ 1328.895506][ T32] r10:8291a684 r9:ea995d84 r8:00000002 r7:60000113 r6:ea995d8c r5:8507bc00 ** 6 printk messages dropped ** [ 1328.895786][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.895876][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.896279][ T32] r5:850c4b8c r4:850c4800 [ 1328.896312][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.896486][ T32] r10:61c88647 r9:8507bc00 r8:850cd3ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1328.897361][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1328.898154][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1328.912446][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.912788][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 5 printk messages dropped ** [ 1328.913051][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.913082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.913105][ T32] r4:84ba8680 [ 1328.913128][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.913157][ T32] INFO: task kworker/0:216:4005 blocked for more than 455 seconds. [ 1328.913211][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.913260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.913306][ T32] task:kworker/0:216 state:D stack:0 pid:4005 tgid:4005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.913387][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.913459][ T32] Call trace: [ 1328.913556][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.913611][ T32] r10:8291a684 r9:ea999d84 r8:00000002 r7:60000113 r6:ea999d8c r5:85080000 [ 1328.913650][ T32] r4:85080000 [ 1328.913674][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.913717][ T32] r5:85080000 r4:8291a680 [ 1328.913737][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.913807][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.913874][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea999e08 [ 1328.913901][ T32] r4:00000000 [ 1328.913920][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.913978][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.914016][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.914079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ce100 [ 1328.914104][ T32] r4:00000000 [ 1328.914147][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.914194][ T32] r9:83018005 r8:85080000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1328.914216][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.914257][ T32] r5:00001000 r4:e4801000 [ 1328.914278][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.914338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.914394][ T32] r5:850c4f8c r4:850c4c00 [ 1328.914418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.914463][ T32] r7:dddced80 r6:83018000 r5:850c4f8c r4:850cd400 [ 1328.914484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.914558][ T32] r10:61c88647 r9:85080000 r8:850cd42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.914584][ T32] r4:850cd400 [ 1328.914636][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.914710][ T32] r10:00000000 r9:850cd400 r8:80287e08 r7:ea995e60 r6:84816680 r5:85080000 [ 1328.914735][ T32] r4:00000001 [ 1328.914755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.914790][ T32] Exception stack(0xea999fb0 to 0xea999ff8) [ 1328.914817][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.914866][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.914895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.914923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.914966][ T32] r4:84833e00 [ 1328.915350][ T32] INFO: task kworker/0:216:4005 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.915385][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.915502][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.915638][ T32] Call trace: [ 1328.915699][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.915752][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.915776][ T32] r4:00000000 [ 1328.915796][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.915835][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.915863][ T32] dd20: d7a9c000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.915891][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.915915][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.915939][ T32] r5:80000113 r4:80239bb0 [ 1328.915958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.916040][ T32] r4:82ac21e4 [ 1328.916064][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.916107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.916130][ T32] r4:e058ddc0 [ 1328.916171][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.916237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.916264][ T32] r4:00000000 [ 1328.916284][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.916416][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.916462][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.916529][ T32] r5:00001000 r4:dfb45000 [ 1328.916553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.916604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.916674][ T32] r5:84be038c r4:84be0000 [ 1328.916722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.916794][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.916837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.916888][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.916940][ T32] r4:84bbbe80 [ 1328.916963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.917031][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.917078][ T32] r4:00000001 [ 1328.917100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.917136][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1328.917162][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1328.917215][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.917607][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.917868][ T32] r5:848aec00 r4:8291a680 ** 2 printk messages dropped ** [ 1328.918020][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a1e08 ** 10 printk messages dropped ** [ 1328.938991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.939037][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.939085][ T32] r5:850c538c r4:850c5000 [ 1328.939121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.939178][ T32] r7:dddced80 r6:83018000 r5:850c538c r4:850cd480 [ 1328.939200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.939262][ T32] r10:61c88647 r9:848aec00 r8:850cd4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.939313][ T32] r4:850cd480 [ 1328.939364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.939442][ T32] r10:00000000 r9:850cd480 r8:80287e08 r7:ea999e60 r6:850cd500 r5:848aec00 [ 1328.939480][ T32] r4:00000001 [ 1328.939502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.939582][ T32] Exception stack(0xea9a1fb0 to 0xea9a1ff8) [ 1328.939643][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.939700][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.939747][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.939785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.939818][ T32] r4:850ce080 [ 1328.940302][ T32] INFO: task kworker/0:217:4007 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.940359][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.940547][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.940645][ T32] Call trace: [ 1328.940685][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.940746][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.940770][ T32] r4:00000000 [ 1328.940806][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.940860][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.940890][ T32] dd20: d7e9c000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.940923][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.940950][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.940975][ T32] r5:80000113 r4:80239bb0 [ 1328.941018][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.941067][ T32] r4:82ac21e4 [ 1328.941097][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.941151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.941197][ T32] r4:e058ddc0 [ 1328.941249][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.941327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.941379][ T32] r4:00000000 [ 1328.941416][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.941465][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.941543][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.941605][ T32] r5:00001000 r4:dfb45000 [ 1328.941628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.941737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.941785][ T32] r5:84be038c r4:84be0000 [ 1328.941815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.941866][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.941888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.941949][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.941978][ T32] r4:84bbbe80 [ 1328.941999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.942046][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.942092][ T32] r4:00000001 [ 1328.942115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.942162][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1328.942196][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.942300][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.942366][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.942421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.942447][ T32] r4:84ba8680 [ 1328.942474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.942519][ T32] INFO: task kworker/0:218:4009 blocked for more than 455 seconds. [ 1328.942556][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.942591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.942613][ T32] task:kworker/0:218 state:D stack:0 pid:4009 tgid:4009 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1328.942851][ T32] r4:848ae000 ** 4 printk messages dropped ** [ 1328.943083][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea989e08 ** 8 printk messages dropped ** [ 1328.943522][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.943616][ T32] r5:00001000 r4:e4861000 [ 1328.943646][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.943687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.943728][ T32] r5:850c578c r4:850c5400 [ 1328.943748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.943794][ T32] r7:dddced80 r6:83018000 r5:850c578c r4:850cd580 [ 1328.943814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.943886][ T32] r10:61c88647 r9:848ae000 r8:850cd5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.943922][ T32] r4:850cd580 [ 1328.943944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.943989][ T32] r10:00000000 r9:850cd580 r8:80287e08 r7:ea9a1e60 r6:850cd600 r5:848ae000 [ 1328.944034][ T32] r4:00000001 [ 1328.944056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.944091][ T32] Exception stack(0xea989fb0 to 0xea989ff8) [ 1328.944118][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.944146][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.944173][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.944221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.944247][ T32] r4:850ce280 [ 1328.944444][ T32] INFO: task kworker/0:218:4009 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.944497][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.944579][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.944625][ T32] Call trace: [ 1328.944709][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.944764][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.944797][ T32] r4:00000000 [ 1328.944821][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.944862][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.944920][ T32] dd20: d7e9c000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.944960][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.944988][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.945030][ T32] r5:80000113 r4:80239bb0 [ 1328.945053][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.945093][ T32] r4:82ac21e4 [ 1328.945113][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.945154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.945176][ T32] r4:e058ddc0 [ 1328.945220][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.945276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.945324][ T32] r4:00000000 [ 1328.945349][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.945409][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.945459][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.945504][ T32] r5:00001000 r4:dfb45000 [ 1328.945524][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.945564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.945639][ T32] r5:84be038c r4:84be0000 [ 1328.945663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.945736][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.945762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.945817][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.945840][ T32] r4:84bbbe80 [ 1328.945859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.945926][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.945953][ T32] r4:00000001 [ 1328.945972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.946008][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1328.946033][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1328.946108][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1328.946473][ T32] r10:8291a684 r9:ea9a5d84 r8:00000002 r7:60000113 r6:ea9a5d8c r5:848ac800 ** 9 printk messages dropped ** [ 1328.946938][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.947365][ T32] r5:850c5b8c r4:850c5800 [ 1328.947410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1328.947495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.947881][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.968806][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.969146][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 ** 11 printk messages dropped ** [ 1328.969662][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 8 printk messages dropped ** [ 1328.970082][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1328.970588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1328.971099][ T32] r4:849d0000 ** 3 printk messages dropped ** [ 1328.971290][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1328.971853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.972065][ T32] r7:dddced80 r6:83018000 r5:850c638c r4:850cd780 ** 6 printk messages dropped ** [ 1328.972327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1328.972440][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.972470][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.972499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.972543][ T32] r4:850ce540 [ 1328.972911][ T32] INFO: task kworker/0:220:4014 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1328.972945][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.973032][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.973079][ T32] Call trace: [ 1328.973118][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.973182][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1328.973209][ T32] r4:00000000 [ 1328.973229][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.973268][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1328.973296][ T32] dd20: d829c000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1328.973324][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1328.973369][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.973428][ T32] r5:80000113 r4:80239bb0 [ 1328.973473][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.973516][ T32] r4:82ac21e4 [ 1328.973538][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.973579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1328.973610][ T32] r4:e058ddc0 [ 1328.973660][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.973736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1328.973763][ T32] r4:00000000 [ 1328.973783][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.973848][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.973883][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.973937][ T32] r5:00001000 r4:dfb45000 [ 1328.973979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.974022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.974063][ T32] r5:84be038c r4:84be0000 [ 1328.974082][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.974149][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1328.974190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.974261][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.974287][ T32] r4:84bbbe80 [ 1328.974307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.974374][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1328.974402][ T32] r4:00000001 [ 1328.974432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.974472][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1328.974498][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.974526][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.974552][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.974580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.974624][ T32] r4:84ba8680 [ 1328.974652][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.974676][ T32] INFO: task kworker/0:221:4015 blocked for more than 455 seconds. [ 1328.974703][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.974726][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.974756][ T32] task:kworker/0:221 state:D stack:0 pid:4015 tgid:4015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.974804][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.974871][ T32] Call trace: [ 1328.974922][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.974971][ T32] r10:8291a684 r9:ea9add84 r8:00000002 r7:60000113 r6:ea9add8c r5:849d0c00 [ 1328.975003][ T32] r4:849d0c00 [ 1328.975035][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.975080][ T32] r5:849d0c00 r4:8291a680 [ 1328.975101][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.975160][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1328.975405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ce800 ** 7 printk messages dropped ** [ 1328.975725][ T32] r5:850c5f8c r4:850c5c00 [ 1328.975757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1328.975828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1328.976105][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1328.976751][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.977151][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 7 printk messages dropped ** [ 1328.977609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 9 printk messages dropped ** [ 1328.978016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.002790][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.002960][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.003313][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.003361][ T32] Call trace: [ 1329.003445][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.003521][ T32] r10:8291a684 r9:ea9c1d84 r8:00000002 r7:60000013 r6:ea9c1d8c r5:849d2400 [ 1329.003602][ T32] r4:849d2400 [ 1329.003641][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.003688][ T32] r5:849d2400 r4:8291a680 [ 1329.003709][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.003764][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.003809][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c1e08 [ 1329.003832][ T32] r4:00000000 [ 1329.003850][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.003884][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.003920][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.003983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cec40 [ 1329.004033][ T32] r4:00000000 [ 1329.004056][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.004103][ T32] r9:83018005 r8:849d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1329.004126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.004168][ T32] r5:00001000 r4:ea9c3000 [ 1329.004187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.004270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.004338][ T32] r5:850c678c r4:850c6400 [ 1329.004361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.004407][ T32] r7:dddced80 r6:83018000 r5:850c678c r4:850cd980 [ 1329.004427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.004537][ T32] r10:61c88647 r9:849d2400 r8:850cd9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.004646][ T32] r4:850cd980 [ 1329.004757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.004830][ T32] r10:00000000 r9:850cd980 r8:80287e08 r7:ea9a9e60 r6:850cda00 r5:849d2400 [ 1329.004856][ T32] r4:00000001 [ 1329.004876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.004913][ T32] Exception stack(0xea9c1fb0 to 0xea9c1ff8) [ 1329.004962][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.004993][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.005019][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.005047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.005081][ T32] r4:850ce840 [ 1329.005503][ T32] INFO: task kworker/0:222:4017 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.005540][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.005621][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.005699][ T32] Call trace: [ 1329.005762][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.005847][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.005896][ T32] r4:00000000 [ 1329.005919][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.005958][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.005986][ T32] dd20: d8844000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.006037][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.006088][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.006135][ T32] r5:80000113 r4:80239bb0 [ 1329.006159][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.006200][ T32] r4:82ac21e4 [ 1329.006220][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.006262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.006314][ T32] r4:e058ddc0 [ 1329.006338][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.006380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.006402][ T32] r4:00000000 [ 1329.006422][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.006474][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.006522][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.006587][ T32] r5:00001000 r4:dfb45000 [ 1329.006610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.006668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.006714][ T32] r5:84be038c r4:84be0000 [ 1329.006734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.006936][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 9 printk messages dropped ** [ 1329.007259][ T32] INFO: task kworker/0:223:4019 blocked for more than 455 seconds. ** 12 printk messages dropped ** [ 1329.007967][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9cde08 ** 9 printk messages dropped ** [ 1329.024202][ T32] r5:00001000 r4:ea9f3000 ** 2 printk messages dropped ** [ 1329.024344][ T32] r5:850c738c r4:850c7000 ** 3 printk messages dropped ** [ 1329.024483][ T32] r10:61c88647 r9:849d3c00 r8:850cdaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.024791][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.025420][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.025661][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 6 printk messages dropped ** [ 1329.025915][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1329.026269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1329.026623][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 8 printk messages dropped ** [ 1329.026900][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1329.027333][ T32] r5:849d4800 r4:8291a680 ** 3 printk messages dropped ** [ 1329.027526][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.027732][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.028063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1329.038775][ T32] r7:dddced80 r6:83018000 r5:850c6b8c r4:850cdb80 ** 6 printk messages dropped ** [ 1329.039009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.039046][ T32] Exception stack(0xea9e1fb0 to 0xea9e1ff8) [ 1329.039074][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.039102][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.039128][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.039156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.039178][ T32] r4:850ce900 [ 1329.039579][ T32] INFO: task kworker/0:224:4021 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.039615][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.039687][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.039735][ T32] Call trace: [ 1329.039765][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.039817][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.039840][ T32] r4:00000000 [ 1329.039859][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.039897][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.039938][ T32] dd20: d8e0b000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.039971][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.039997][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.040020][ T32] r5:80000113 r4:80239bb0 [ 1329.040040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.040080][ T32] r4:82ac21e4 [ 1329.040102][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.040143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.040166][ T32] r4:e058ddc0 [ 1329.040196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.040264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.040290][ T32] r4:00000000 [ 1329.040311][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.040356][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.040378][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.040434][ T32] r5:00001000 r4:dfb45000 [ 1329.040458][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.040499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.040541][ T32] r5:84be038c r4:84be0000 [ 1329.040561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.040607][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.040629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.040693][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.040740][ T32] r4:84bbbe80 [ 1329.040763][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.040845][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.040913][ T32] r4:00000001 [ 1329.040937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.041036][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.041087][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.041119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.041169][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.041202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.041246][ T32] r4:84ba8680 [ 1329.041292][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.041332][ T32] INFO: task kworker/0:225:4022 blocked for more than 455 seconds. [ 1329.041368][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.041393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.041437][ T32] task:kworker/0:225 state:D stack:0 pid:4022 tgid:4022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.041496][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.041558][ T32] Call trace: [ 1329.041605][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.041660][ T32] r10:8291a684 r9:ea9e5d84 r8:00000002 r7:60000113 r6:ea9e5d8c r5:85080c00 [ 1329.041706][ T32] r4:85080c00 [ 1329.041751][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.041797][ T32] r5:85080c00 r4:8291a680 [ 1329.041826][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.041869][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.041910][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e5e08 [ 1329.041944][ T32] r4:00000000 [ 1329.041974][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.042011][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.042047][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.042108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84809a00 [ 1329.042146][ T32] r4:00000000 [ 1329.042169][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.042214][ T32] r9:83018005 r8:85080c00 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 ** 4 printk messages dropped ** [ 1329.042441][ T32] r5:8514cb8c r4:8514c800 [ 1329.042465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.042521][ T32] r7:dddced80 r6:83018000 r5:8514cb8c r4:850cdc00 ** 4 printk messages dropped ** [ 1329.042689][ T32] r10:00000000 r9:850cdc00 r8:80287e08 r7:ea9cde60 r6:84816780 r5:85080c00 ** 8 printk messages dropped ** [ 1329.043111][ T32] INFO: task kworker/0:225:4022 is blocked on a mutex likely owned by task kworker/1:201:3654. ** 2 printk messages dropped ** [ 1329.043296][ T32] Call trace: [ 1329.043326][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.043376][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.043411][ T32] r4:00000000 [ 1329.043434][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.043474][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.043501][ T32] dd20: d8e0b000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.043530][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.043580][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.043608][ T32] r5:80000113 r4:80239bb0 [ 1329.043671][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.043768][ T32] r4:82ac21e4 [ 1329.043793][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.043861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.043887][ T32] r4:e058ddc0 [ 1329.043933][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.043978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.044002][ T32] r4:00000000 [ 1329.044063][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.044112][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.044135][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.044178][ T32] r5:00001000 r4:dfb45000 [ 1329.044197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.044236][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.044277][ T32] r5:84be038c r4:84be0000 [ 1329.044297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.044343][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.044385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.044442][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.044465][ T32] r4:84bbbe80 [ 1329.044509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.044562][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.044595][ T32] r4:00000001 [ 1329.044640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.044712][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.044767][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.044800][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1329.044955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1329.045339][ T32] r5:849d3000 r4:8291a680 ** 3 printk messages dropped ** [ 1329.045555][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.045744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84791840 ** 7 printk messages dropped ** [ 1329.046056][ T32] r5:850c778c r4:850c7400 [ 1329.046075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.046337][ T32] r10:00000000 r9:850cdc80 r8:80287e08 r7:ea9cde60 r6:850cdd00 r5:849d3000 ** 10 printk messages dropped ** [ 1329.046883][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.047034][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1329.047109][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.047141][ T32] dd20: d8e0b000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.047192][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.047238][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.047263][ T32] r5:80000113 r4:80239bb0 [ 1329.047307][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.047351][ T32] r4:82ac21e4 [ 1329.047372][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.047424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.047449][ T32] r4:e058ddc0 [ 1329.047493][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.047539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.047593][ T32] r4:00000000 [ 1329.047613][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.047708][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.047743][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.047790][ T32] r5:00001000 r4:dfb45000 [ 1329.047810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.047871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.047917][ T32] r5:84be038c r4:84be0000 [ 1329.047937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.048016][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.048041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.048090][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.048112][ T32] r4:84bbbe80 [ 1329.048131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.080826][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.080886][ T32] r4:00000001 [ 1329.080963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.081062][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.081098][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.081128][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.081275][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.081309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.081335][ T32] r4:84ba8680 [ 1329.081359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.081484][ T32] INFO: task kworker/0:227:4027 blocked for more than 455 seconds. [ 1329.081596][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.081626][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.081657][ T32] task:kworker/0:227 state:D stack:0 pid:4027 tgid:4027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.081746][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.081829][ T32] Call trace: [ 1329.081920][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.081974][ T32] r10:8291a684 r9:ea9f1d84 r8:00000002 r7:60000113 r6:ea9f1d8c r5:849d5400 [ 1329.082025][ T32] r4:849d5400 [ 1329.082065][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.082125][ T32] r5:849d5400 r4:8291a680 [ 1329.082150][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.082191][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.082273][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f1e08 [ 1329.082307][ T32] r4:00000000 [ 1329.082328][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.082364][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.082404][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.082445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84809e80 [ 1329.082468][ T32] r4:00000000 [ 1329.082517][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.082622][ T32] r9:83018005 r8:849d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1329.082656][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.082856][ T32] r5:8514d78c r4:8514d400 [ 1329.082881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.083019][ T32] r4:850cdd80 ** 7 printk messages dropped ** [ 1329.083309][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.084130][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.084412][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 7 printk messages dropped ** [ 1329.084770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 11 printk messages dropped ** [ 1329.085273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1329.085800][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1329.085929][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.085954][ T32] INFO: task kworker/0:228:4028 blocked for more than 455 seconds. [ 1329.085982][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.086048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.086164][ T32] task:kworker/0:228 state:D stack:0 pid:4028 tgid:4028 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.086212][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.086390][ T32] Call trace: [ 1329.086600][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.086658][ T32] r10:8291a684 r9:eaa01d84 r8:00000002 r7:60000113 r6:eaa01d8c r5:849d6000 [ 1329.086683][ T32] r4:849d6000 [ 1329.086730][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.086805][ T32] r5:849d6000 r4:8291a680 [ 1329.086829][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.086869][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.086911][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa01e08 [ 1329.086933][ T32] r4:00000000 [ 1329.086952][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.086988][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.087206][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.087263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9240 [ 1329.087318][ T32] r4:00000000 [ 1329.087401][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.087452][ T32] r9:83018005 r8:849d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1329.087530][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.087606][ T32] r5:00001000 r4:e06ed000 [ 1329.087754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.087810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.087869][ T32] r5:850c7b8c r4:850c7800 [ 1329.087970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.088164][ T32] r7:dddced80 r6:83018000 r5:850c7b8c r4:850cde80 [ 1329.105724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.105849][ T32] r10:61c88647 r9:849d6000 r8:850cdeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.105880][ T32] r4:850cde80 [ 1329.105921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.106000][ T32] r10:00000000 r9:850cde80 r8:80287e08 r7:ea9f1e60 r6:850cdf00 r5:849d6000 [ 1329.106027][ T32] r4:00000001 [ 1329.106047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.106086][ T32] Exception stack(0xeaa01fb0 to 0xeaa01ff8) [ 1329.106143][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.106176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.106204][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.106235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.106258][ T32] r4:84791c80 [ 1329.106673][ T32] INFO: task kworker/0:228:4028 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.106787][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.106974][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.107029][ T32] Call trace: [ 1329.107066][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.107122][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.107146][ T32] r4:00000000 [ 1329.107166][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.107281][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.107315][ T32] dd20: d959b000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.107347][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.107374][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.107401][ T32] r5:80000113 r4:80239bb0 [ 1329.107453][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.107503][ T32] r4:82ac21e4 [ 1329.107576][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.107639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.107665][ T32] r4:e058ddc0 [ 1329.107687][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.107730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.107780][ T32] r4:00000000 [ 1329.107809][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.107859][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.107909][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.108124][ T32] r5:00001000 r4:dfb45000 [ 1329.121063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.121174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.121255][ T32] r5:84be038c r4:84be0000 [ 1329.121282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.121403][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1329.121784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1329.122310][ T32] r4:849d6c00 ** 4 printk messages dropped ** [ 1329.122706][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa0de08 ** 8 printk messages dropped ** [ 1329.123408][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.123601][ T32] r5:8471338c r4:84713000 ** 2 printk messages dropped ** [ 1329.123716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1329.124249][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.125204][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.125350][ T32] Call trace: [ 1329.125385][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.125465][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.125494][ T32] r4:00000000 [ 1329.125514][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.125554][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.125596][ T32] dd20: d98c3000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.125657][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.125688][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.125715][ T32] r5:80000113 r4:80239bb0 [ 1329.125736][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.125776][ T32] r4:82ac21e4 [ 1329.125796][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.125838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.125862][ T32] r4:e058ddc0 [ 1329.125908][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.125982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.126022][ T32] r4:00000000 [ 1329.126102][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.126152][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.126175][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.126217][ T32] r5:00001000 r4:dfb45000 [ 1329.126237][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.126275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.126345][ T32] r5:84be038c r4:84be0000 [ 1329.126368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.126417][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.126439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.126498][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.126525][ T32] r4:84bbbe80 [ 1329.126546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.126592][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.126615][ T32] r4:00000001 [ 1329.126640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.126677][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.126703][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.126731][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.126758][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.126786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.126807][ T32] r4:84ba8680 [ 1329.126827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1329.126892][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1329.127224][ T32] r5:85110c00 r4:8291a680 ** 3 printk messages dropped ** [ 1329.127358][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.127560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850df400 ** 7 printk messages dropped ** [ 1329.127888][ T32] r5:8471378c r4:84713400 [ 1329.127912][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.148887][ T32] r10:00000000 r9:84816880 r8:80287e08 r7:eaa0de60 r6:850d3000 r5:85110c00 ** 8 printk messages dropped ** [ 1329.149646][ T32] INFO: task kworker/1:231:4033 is blocked on a mutex likely owned by task kworker/1:201:3654. ** 10 printk messages dropped ** [ 1329.150402][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1329.150709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 11 printk messages dropped ** [ 1329.151252][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1329.151636][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1329.151786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.151815][ T32] INFO: task kworker/1:232:4035 blocked for more than 455 seconds. [ 1329.151847][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.151872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.151894][ T32] task:kworker/1:232 state:D stack:0 pid:4035 tgid:4035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.151995][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.152044][ T32] Call trace: [ 1329.152106][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.152167][ T32] r10:8291a684 r9:eaa1dd84 r8:00000002 r7:60000113 r6:eaa1dd8c r5:85110000 [ 1329.152194][ T32] r4:85110000 [ 1329.152231][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.152277][ T32] r5:85110000 r4:8291a680 [ 1329.152328][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.152397][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.152502][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa1de08 [ 1329.152529][ T32] r4:00000000 [ 1329.152552][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.152618][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.152664][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.152705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850df7c0 [ 1329.152727][ T32] r4:00000000 [ 1329.152776][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.152853][ T32] r9:83018205 r8:85110000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1329.152932][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.152987][ T32] r5:00001000 r4:dfebd000 [ 1329.153070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.153141][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.153189][ T32] r5:8501478c r4:85014400 [ 1329.153212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.153273][ T32] r7:ddde2d80 r6:83018200 r5:8501478c r4:84816900 [ 1329.153299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.153348][ T32] r10:61c88647 r9:85110000 r8:8481692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.153371][ T32] r4:84816900 [ 1329.153390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.153447][ T32] r10:00000000 r9:84816900 r8:80287e08 r7:eaa0de60 r6:850d3080 r5:85110000 [ 1329.153473][ T32] r4:00000001 [ 1329.153493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.153528][ T32] Exception stack(0xeaa1dfb0 to 0xeaa1dff8) [ 1329.153554][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.153585][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.153638][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.153672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.153695][ T32] r4:850df280 [ 1329.153907][ T32] INFO: task kworker/1:232:4035 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.153942][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.154061][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.154110][ T32] Call trace: [ 1329.154170][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.154277][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.154316][ T32] r4:00000000 [ 1329.154339][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.154379][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 2 printk messages dropped ** [ 1329.154494][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1329.154680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 9 printk messages dropped ** [ 1329.155143][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.155511][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.155959][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.156716][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.157465][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1329.157994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850df680 ** 7 printk messages dropped ** [ 1329.179027][ T32] r5:8501438c r4:85014000 ** 2 printk messages dropped ** [ 1329.179127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1329.179393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1329.180677][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.181004][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1329.181178][ T32] r4:e058ddc0 ** 6 printk messages dropped ** [ 1329.181394][ T32] r5:00001000 r4:dfb45000 ** 6 printk messages dropped ** [ 1329.181696][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.181720][ T32] r4:84bbbe80 [ 1329.181738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.181810][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.181839][ T32] r4:00000001 [ 1329.181859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.181897][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.181926][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.181981][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.182036][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.182068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.182103][ T32] r4:84ba8680 [ 1329.182153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.182191][ T32] INFO: task kworker/1:234:4039 blocked for more than 455 seconds. [ 1329.182234][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.182264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.182298][ T32] task:kworker/1:234 state:D stack:0 pid:4039 tgid:4039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.182375][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.182426][ T32] Call trace: [ 1329.182460][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.182513][ T32] r10:8291a684 r9:eaa2dd84 r8:00000002 r7:60000113 r6:eaa2dd8c r5:85112400 [ 1329.182536][ T32] r4:85112400 [ 1329.182556][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.182599][ T32] r5:85112400 r4:8291a680 [ 1329.182620][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.182666][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.182709][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa2de08 [ 1329.182732][ T32] r4:00000000 [ 1329.182751][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.182785][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.182818][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.182859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84837e40 [ 1329.182881][ T32] r4:00000000 [ 1329.182901][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.182944][ T32] r9:83018205 r8:85112400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1329.182966][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.183007][ T32] r5:00001000 r4:e045f000 [ 1329.183039][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.183083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.183165][ T32] r5:8501638c r4:85016000 [ 1329.183197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.183244][ T32] r7:ddde2d80 r6:83018200 r5:8501638c r4:84816a00 [ 1329.183291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.183341][ T32] r10:61c88647 r9:85112400 r8:84816a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.183366][ T32] r4:84816a00 [ 1329.183385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.183454][ T32] r10:00000000 r9:84816a00 r8:80287e08 r7:eaa1de60 r6:850d3180 r5:85112400 [ 1329.183480][ T32] r4:00000001 [ 1329.183499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.183536][ T32] Exception stack(0xeaa2dfb0 to 0xeaa2dff8) [ 1329.183586][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.183643][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.183675][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.183704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.183754][ T32] r4:850df500 [ 1329.183978][ T32] INFO: task kworker/1:234:4039 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.184014][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.184068][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.184113][ T32] Call trace: [ 1329.184143][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.184209][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.184236][ T32] r4:00000000 [ 1329.184258][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.184297][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.184352][ T32] dd20: d9d8a000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.184386][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.184414][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.184437][ T32] r5:80000113 r4:80239bb0 [ 1329.184457][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.184496][ T32] r4:82ac21e4 [ 1329.184517][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.184560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.184582][ T32] r4:e058ddc0 ** 1 printk messages dropped ** [ 1329.184692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 10 printk messages dropped ** [ 1329.185098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1329.185299][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.185326][ T32] r4:00000001 [ 1329.185347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.185383][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.185408][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.185455][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.185486][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.185517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.185553][ T32] r4:84ba8680 [ 1329.185576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.185625][ T32] INFO: task kworker/1:235:4041 blocked for more than 455 seconds. [ 1329.185665][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.185689][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.185710][ T32] task:kworker/1:235 state:D stack:0 pid:4041 tgid:4041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.185755][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.185809][ T32] Call trace: [ 1329.185872][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.185919][ T32] r10:8291a684 r9:eaa35d84 r8:00000002 r7:60000113 r6:eaa35d8c r5:85113000 [ 1329.185942][ T32] r4:85113000 [ 1329.185961][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.186002][ T32] r5:85113000 r4:8291a680 [ 1329.186022][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.186061][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.186103][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa35e08 [ 1329.186126][ T32] r4:00000000 [ 1329.186144][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1329.186211][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1329.186579][ T32] r5:85014b8c r4:85014800 [ 1329.186662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.186791][ T32] r10:61c88647 r9:85113000 r8:84816aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.187054][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.187473][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.187797][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 ** 8 printk messages dropped ** [ 1329.188099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 8 printk messages dropped ** [ 1329.211860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1329.212215][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.212523][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.212805][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.213160][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1329.213451][ T32] r7:ddde2d80 r6:83018200 r5:85014f8c r4:84816b00 ** 1 printk messages dropped ** [ 1329.213522][ T32] r10:61c88647 r9:85113c00 r8:84816b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.213558][ T32] r4:84816b00 [ 1329.213582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.213628][ T32] r10:00000000 r9:84816b00 r8:80287e08 r7:eaa2de60 r6:850d3280 r5:85113c00 [ 1329.213657][ T32] r4:00000001 [ 1329.213676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.213717][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 1329.213751][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.213780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.213807][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.213835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.213875][ T32] r4:850df780 [ 1329.214236][ T32] INFO: task kworker/1:236:4043 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.214270][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.214326][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.214372][ T32] Call trace: [ 1329.214421][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.214473][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.214497][ T32] r4:00000000 [ 1329.214544][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.214588][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.214616][ T32] dd20: da05d000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.214651][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.214677][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.214702][ T32] r5:80000113 r4:80239bb0 [ 1329.214723][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.214765][ T32] r4:82ac21e4 [ 1329.214786][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.214828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.214850][ T32] r4:e058ddc0 [ 1329.214870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.214911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.214933][ T32] r4:00000000 [ 1329.214953][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.215011][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.215038][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.215083][ T32] r5:00001000 r4:dfb45000 [ 1329.215104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.215168][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.215215][ T32] r5:84be038c r4:84be0000 [ 1329.215235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.215283][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.215304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.215351][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.215374][ T32] r4:84bbbe80 [ 1329.215394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.215465][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.215492][ T32] r4:00000001 [ 1329.215513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.215584][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.215638][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.215697][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.215727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.215755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.215778][ T32] r4:84ba8680 [ 1329.215799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.215823][ T32] INFO: task kworker/1:237:4045 blocked for more than 455 seconds. [ 1329.215851][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.215901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.215927][ T32] task:kworker/1:237 state:D stack:0 pid:4045 tgid:4045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.216040][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.216112][ T32] Call trace: [ 1329.216176][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1329.216310][ T32] r5:85116000 r4:8291a680 ** 5 printk messages dropped ** [ 1329.216554][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1329.216872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.216918][ T32] r5:8501538c r4:85015000 ** 1 printk messages dropped ** [ 1329.217047][ T32] r7:ddde2d80 r6:83018200 r5:8501538c r4:84816b80 ** 4 printk messages dropped ** [ 1329.217236][ T32] r10:00000000 r9:84816b80 r8:80287e08 r7:eaa2de60 r6:850d3300 r5:85116000 ** 8 printk messages dropped ** [ 1329.217719][ T32] INFO: task kworker/1:237:4045 is blocked on a mutex likely owned by task kworker/1:201:3654. ** 10 printk messages dropped ** [ 1329.237931][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1329.238581][ T32] r4:e058ddc0 ** 5 printk messages dropped ** [ 1329.238779][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1329.239205][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 7 printk messages dropped ** [ 1329.239464][ T32] r4:84ba8680 ** 5 printk messages dropped ** [ 1329.239695][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.240108][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.240518][ T32] r5:00001000 r4:dff95000 ** 2 printk messages dropped ** [ 1329.240619][ T32] r5:8501578c r4:85015400 ** 2 printk messages dropped ** [ 1329.240735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.241052][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.241749][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.241773][ T32] r4:00000000 [ 1329.241805][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.241852][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.241881][ T32] dd20: da3e1000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.241935][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.241991][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.242019][ T32] r5:80000113 r4:80239bb0 [ 1329.242041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.242082][ T32] r4:82ac21e4 [ 1329.242102][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.242163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.242205][ T32] r4:e058ddc0 [ 1329.242228][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.242271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.242295][ T32] r4:00000000 [ 1329.242338][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.242390][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.242412][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.242454][ T32] r5:00001000 r4:dfb45000 [ 1329.242493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.242539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.242582][ T32] r5:84be038c r4:84be0000 [ 1329.242601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.242654][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.242677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.242726][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.242748][ T32] r4:84bbbe80 [ 1329.242767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.242812][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.242835][ T32] r4:00000001 [ 1329.242854][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.242889][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.242915][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.242943][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.242969][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.242997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.243043][ T32] r4:84ba8680 [ 1329.243073][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.243099][ T32] INFO: task kworker/1:239:4049 blocked for more than 455 seconds. [ 1329.243167][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.243195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.243217][ T32] task:kworker/1:239 state:D stack:0 pid:4049 tgid:4049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.243310][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.243356][ T32] Call trace: [ 1329.243386][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.243449][ T32] r10:8291a684 r9:eaa55d84 r8:00000002 r7:60000113 r6:eaa55d8c r5:849d1800 [ 1329.243477][ T32] r4:849d1800 [ 1329.243497][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.243578][ T32] r5:849d1800 r4:8291a680 [ 1329.243603][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.243649][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.243692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa55e08 [ 1329.243720][ T32] r4:00000000 [ 1329.243741][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.243779][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.243814][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.243855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dfe40 [ 1329.243892][ T32] r4:00000000 [ 1329.243916][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.243985][ T32] r9:83018205 r8:849d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1329.244017][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.244063][ T32] r5:00001000 r4:dffc9000 [ 1329.244086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.244125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.244166][ T32] r5:85015b8c r4:85015800 [ 1329.244185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.244230][ T32] r7:ddde2d80 r6:83018200 r5:85015b8c r4:84816c80 [ 1329.244253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.244321][ T32] r10:61c88647 r9:849d1800 r8:84816cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.244350][ T32] r4:84816c80 [ 1329.244369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.244415][ T32] r10:00000000 r9:84816c80 r8:80287e08 r7:eaa2de60 r6:850d3400 r5:849d1800 [ 1329.244438][ T32] r4:00000001 [ 1329.244457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.244490][ T32] Exception stack(0xeaa55fb0 to 0xeaa55ff8) [ 1329.244518][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.244548][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.244575][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.245085][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 6 printk messages dropped ** [ 1329.245286][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1329.245512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 11 printk messages dropped ** [ 1329.246000][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.246244][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.246691][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.247018][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0725e08 ** 9 printk messages dropped ** [ 1329.247416][ T32] r5:00001000 r4:e0009000 ** 2 printk messages dropped ** [ 1329.247517][ T32] r5:85015f8c r4:85015c00 [ 1329.247537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.247602][ T32] r7:ddde2d80 r6:83018200 r5:85015f8c r4:84816d00 [ 1329.247623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.247678][ T32] r10:61c88647 r9:85083000 r8:84816d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.247701][ T32] r4:84816d00 [ 1329.247740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.247789][ T32] r10:00000000 r9:84816d00 r8:80287e08 r7:eaa2de60 r6:84816d80 r5:85083000 [ 1329.247829][ T32] r4:00000001 [ 1329.247875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.247914][ T32] Exception stack(0xe0725fb0 to 0xe0725ff8) [ 1329.247943][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.247971][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.247997][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.248028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.248049][ T32] r4:850dfc40 [ 1329.280908][ T32] INFO: task kworker/1:240:4051 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.281054][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.281153][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.281220][ T32] Call trace: [ 1329.281254][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.281311][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.281335][ T32] r4:00000000 [ 1329.281356][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.281398][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.281427][ T32] dd20: dabb5000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.281458][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.281502][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.281531][ T32] r5:80000113 r4:80239bb0 [ 1329.281578][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.281641][ T32] r4:82ac21e4 [ 1329.281667][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.281711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.281734][ T32] r4:e058ddc0 [ 1329.281755][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.281796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.281818][ T32] r4:00000000 [ 1329.281860][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.281911][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.281941][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.281989][ T32] r5:00001000 r4:dfb45000 [ 1329.282014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.282058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.282101][ T32] r5:84be038c r4:84be0000 [ 1329.282121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.282168][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.282189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.282239][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.282262][ T32] r4:84bbbe80 ** 1 printk messages dropped ** [ 1329.282333][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 9 printk messages dropped ** [ 1329.282597][ T32] INFO: task kworker/1:241:4055 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1329.283059][ T32] r5:85083c00 r4:8291a680 ** 3 printk messages dropped ** [ 1329.283181][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.283340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8482a040 ** 7 printk messages dropped ** [ 1329.283666][ T32] r5:8501678c r4:85016400 [ 1329.283687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.283801][ T32] r10:61c88647 r9:85083c00 r8:84816e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1329.284156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1329.284721][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.284876][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1329.285093][ T32] r4:e058ddc0 ** 5 printk messages dropped ** [ 1329.285300][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1329.285719][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 6 printk messages dropped ** [ 1329.285961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1329.286405][ T32] r4:85084800 ** 4 printk messages dropped ** [ 1329.286569][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa61e08 ** 7 printk messages dropped ** [ 1329.286824][ T32] r9:83018205 r8:85084800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 ** 4 printk messages dropped ** [ 1329.286991][ T32] r5:85016b8c r4:85016800 [ 1329.287010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.287078][ T32] r7:ddde2d80 r6:83018200 r5:85016b8c r4:84816f00 [ 1329.287104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.287152][ T32] r10:61c88647 r9:85084800 r8:84816f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.287174][ T32] r4:84816f00 [ 1329.287192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.287238][ T32] r10:00000000 r9:84816f00 r8:80287e08 r7:eaa59e60 r6:84816f80 r5:85084800 [ 1329.287260][ T32] r4:00000001 [ 1329.287279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.287315][ T32] Exception stack(0xeaa61fb0 to 0xeaa61ff8) [ 1329.287342][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.287370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.287397][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.287426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.287471][ T32] r4:8482a1c0 [ 1329.287686][ T32] INFO: task kworker/1:242:4056 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.287721][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.287774][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.287818][ T32] Call trace: [ 1329.287848][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.287899][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.287923][ T32] r4:00000000 [ 1329.287943][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.287980][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.288010][ T32] dd20: dabb5000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.288039][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.288181][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.299198][ T32] r5:80000113 r4:80239bb0 [ 1329.299253][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.299319][ T32] r4:82ac21e4 [ 1329.299367][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.299416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.299468][ T32] r4:e058ddc0 [ 1329.299492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.299536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.299617][ T32] r4:00000000 [ 1329.299650][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.299714][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.299774][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.299831][ T32] r5:00001000 r4:dfb45000 [ 1329.299853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.299907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.299959][ T32] r5:84be038c r4:84be0000 [ 1329.299982][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.300055][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.300088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.300205][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.300240][ T32] r4:84bbbe80 [ 1329.300293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.300369][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.300404][ T32] r4:00000001 [ 1329.300425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.300464][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.300520][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.300554][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.300581][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.300610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1329.300690][ T32] INFO: task kworker/1:243:4058 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1329.301017][ T32] r4:85085400 ** 4 printk messages dropped ** [ 1329.301188][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa65e08 ** 8 printk messages dropped ** [ 1329.301464][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.301683][ T32] r5:8517c38c r4:8517c000 ** 1 printk messages dropped ** [ 1329.301793][ T32] r7:ddde2d80 r6:83018200 r5:8517c38c r4:84832000 ** 4 printk messages dropped ** [ 1329.301982][ T32] r10:00000000 r9:84832000 r8:80287e08 r7:eaa61e60 r6:84832080 r5:85085400 ** 10 printk messages dropped ** [ 1329.302872][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.303574][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 ** 8 printk messages dropped ** [ 1329.303895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 10 printk messages dropped ** [ 1329.304347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1329.304671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.305068][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.305314][ T32] r5:85086000 r4:8291a680 ** 5 printk messages dropped ** [ 1329.305489][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.305911][ T32] r5:00001000 r4:e04bb000 [ 1329.305935][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.306033][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.306080][ T32] r5:85016f8c r4:85016c00 [ 1329.306100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.306148][ T32] r7:ddde2d80 r6:83018200 r5:85016f8c r4:84832100 [ 1329.306168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.306214][ T32] r10:61c88647 r9:85086000 r8:8483212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.306236][ T32] r4:84832100 [ 1329.306279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.306506][ T32] r10:00000000 r9:84832100 r8:80287e08 r7:eaa65e60 r6:84832180 r5:85086000 [ 1329.306532][ T32] r4:00000001 [ 1329.306552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.306755][ T32] Exception stack(0xeaa69fb0 to 0xeaa69ff8) [ 1329.306786][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.306881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.306911][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.306980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.307062][ T32] r4:8482a180 [ 1329.307265][ T32] INFO: task kworker/1:244:4060 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.307299][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.307352][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.307433][ T32] Call trace: [ 1329.307490][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.307567][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.307622][ T32] r4:00000000 [ 1329.307651][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.307715][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.307747][ T32] dd20: dabb5000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.307897][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.307927][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.307953][ T32] r5:80000113 r4:80239bb0 [ 1329.307974][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.308016][ T32] r4:82ac21e4 [ 1329.308079][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.308127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.339131][ T32] r4:e058ddc0 [ 1329.339434][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.339511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.339537][ T32] r4:00000000 [ 1329.339581][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.339637][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.339663][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.339710][ T32] r5:00001000 r4:dfb45000 [ 1329.339731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.339772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.339815][ T32] r5:84be038c r4:84be0000 [ 1329.339835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.339883][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.339904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.339955][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.340007][ T32] r4:84bbbe80 [ 1329.340033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.340081][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.340110][ T32] r4:00000001 [ 1329.340131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.340172][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.340203][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.340231][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.340257][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.340316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.340343][ T32] r4:84ba8680 [ 1329.340367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.340411][ T32] INFO: task kworker/1:245:4062 blocked for more than 455 seconds. [ 1329.340447][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.340498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1329.340598][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.340931][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1329.341200][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.341532][ T32] r5:8501738c r4:85017000 [ 1329.341584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.341824][ T32] r10:00000000 r9:84832200 r8:80287e08 r7:eaa65e60 r6:84832280 r5:85081800 ** 8 printk messages dropped ** [ 1329.343950][ T32] INFO: task kworker/1:245:4062 is blocked on a mutex likely owned by task kworker/1:201:3654. ** 9 printk messages dropped ** [ 1329.344311][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 ** 8 printk messages dropped ** [ 1329.344682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 10 printk messages dropped ** [ 1329.345096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1329.345339][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.345613][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.345915][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.346215][ T32] r9:83018205 r8:85082400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 ** 4 printk messages dropped ** [ 1329.346397][ T32] r5:8501778c r4:85017400 ** 3 printk messages dropped ** [ 1329.346528][ T32] r10:61c88647 r9:85082400 r8:8483232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1329.346944][ T32] r4:8482a640 ** 3 printk messages dropped ** [ 1329.347444][ T32] Call trace: [ 1329.347528][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.347644][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.347681][ T32] r4:00000000 [ 1329.347733][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.347776][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.347815][ T32] dd20: db050000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.347872][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.347903][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.347928][ T32] r5:80000113 r4:80239bb0 [ 1329.347961][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.348006][ T32] r4:82ac21e4 [ 1329.348027][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.348074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.370032][ T32] r4:e058ddc0 [ 1329.370133][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.370207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.370233][ T32] r4:00000000 [ 1329.370254][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.370320][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.370346][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.370396][ T32] r5:00001000 r4:dfb45000 [ 1329.370417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.370457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.370527][ T32] r5:84be038c r4:84be0000 [ 1329.370552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.370616][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.370675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.370787][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.370813][ T32] r4:84bbbe80 [ 1329.370834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.370882][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.370905][ T32] r4:00000001 [ 1329.370924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.370964][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.370995][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.371023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.371049][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.371078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.371101][ T32] r4:84ba8680 [ 1329.371136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.371172][ T32] INFO: task kworker/1:247:4066 blocked for more than 455 seconds. [ 1329.371206][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.371231][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.371253][ T32] task:kworker/1:247 state:D stack:0 pid:4066 tgid:4066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.371311][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.371435][ T32] Call trace: [ 1329.371577][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.371644][ T32] r10:8291a684 r9:eaa6dd84 r8:00000002 r7:60000013 r6:eaa6dd8c r5:85088000 [ 1329.371697][ T32] r4:85088000 [ 1329.371721][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.371766][ T32] r5:85088000 r4:8291a680 [ 1329.371813][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.371889][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.371971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa6de08 [ 1329.371998][ T32] r4:00000000 [ 1329.372018][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.372054][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.372091][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.372132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8482aa00 [ 1329.372154][ T32] r4:00000000 [ 1329.372175][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.372221][ T32] r9:83018205 r8:85088000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.372244][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.372286][ T32] r5:00001000 r4:e053d000 [ 1329.372307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.372348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.372392][ T32] r5:85017b8c r4:85017800 [ 1329.372411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.372518][ T32] r7:ddde2d80 r6:83018200 r5:85017b8c r4:84832400 [ 1329.372544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.372592][ T32] r10:61c88647 r9:85088000 r8:8483242c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.372691][ T32] r4:84832400 [ 1329.372716][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.372774][ T32] r10:00000000 r9:84832400 r8:80287e08 r7:eaa65e60 r6:84832480 r5:85088000 [ 1329.372861][ T32] r4:00000001 [ 1329.372900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.372938][ T32] Exception stack(0xeaa6dfb0 to 0xeaa6dff8) [ 1329.372965][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.373037][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.373067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.373097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.373120][ T32] r4:8482a880 [ 1329.373540][ T32] INFO: task kworker/1:247:4066 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.373577][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.374180][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1329.374687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 14 printk messages dropped ** [ 1329.375654][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 8 printk messages dropped ** [ 1329.376138][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1329.376936][ T32] r4:85088c00 ** 4 printk messages dropped ** [ 1329.377156][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa7de08 ** 9 printk messages dropped ** [ 1329.377908][ T32] r5:00001000 r4:e059b000 ** 2 printk messages dropped ** [ 1329.378202][ T32] r5:85017f8c r4:85017c00 ** 3 printk messages dropped ** [ 1329.408928][ T32] r10:61c88647 r9:85088c00 r8:8483252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.410762][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.411643][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.411836][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 6 printk messages dropped ** [ 1329.412068][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1329.412522][ T32] r5:84be038c r4:84be0000 [ 1329.412550][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.412601][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.412624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.412677][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.412700][ T32] r4:84bbbe80 [ 1329.412972][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.413024][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.413258][ T32] r4:00000001 [ 1329.413281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.413318][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.413344][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.413498][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.413531][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.413561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.413583][ T32] r4:84ba8680 [ 1329.414130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.414165][ T32] INFO: task kworker/1:249:4070 blocked for more than 455 seconds. [ 1329.414199][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.414242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.414498][ T32] task:kworker/1:249 state:D stack:0 pid:4070 tgid:4070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.415116][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.415489][ T32] Call trace: [ 1329.415527][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.415618][ T32] r10:8291a684 r9:eaa81d84 r8:00000002 r7:60000013 r6:eaa81d8c r5:85089800 [ 1329.415673][ T32] r4:85089800 [ 1329.415699][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.415744][ T32] r5:85089800 r4:8291a680 [ 1329.415792][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.415835][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.415907][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa81e08 [ 1329.416006][ T32] r4:00000000 [ 1329.416048][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.416087][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.416122][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.416163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8482af80 [ 1329.416186][ T32] r4:00000000 [ 1329.416206][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.416249][ T32] r9:83018205 r8:85089800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.416499][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.416584][ T32] r5:00001000 r4:e06b5000 [ 1329.416615][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.416665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.416709][ T32] r5:8517cb8c r4:8517c800 [ 1329.416729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.416776][ T32] r7:ddde2d80 r6:83018200 r5:8517cb8c r4:84832600 [ 1329.417138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.417220][ T32] r10:61c88647 r9:85089800 r8:8483262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.417247][ T32] r4:84832600 [ 1329.417387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.417740][ T32] r10:00000000 r9:84832600 r8:80287e08 r7:eaa65e60 r6:84832680 r5:85089800 [ 1329.417769][ T32] r4:00000001 [ 1329.417790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.418050][ T32] Exception stack(0xeaa81fb0 to 0xeaa81ff8) [ 1329.418081][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.418183][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.449031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.449127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.449159][ T32] r4:8482aa80 [ 1329.449612][ T32] INFO: task kworker/1:249:4070 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.449656][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.449858][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.450176][ T32] Call trace: [ 1329.450216][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.450286][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.450343][ T32] r4:00000000 [ 1329.450438][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.450494][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.450810][ T32] dd20: dbe24000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.450850][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.451004][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.451205][ T32] r5:80000113 r4:80239bb0 [ 1329.451561][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.451612][ T32] r4:82ac21e4 [ 1329.451635][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.451680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.451924][ T32] r4:e058ddc0 [ 1329.452042][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.452337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.452366][ T32] r4:00000000 [ 1329.452399][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.452450][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.452473][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.452522][ T32] r5:00001000 r4:dfb45000 [ 1329.452543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1329.453963][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 7 printk messages dropped ** [ 1329.454512][ T32] r4:84ba8680 ** 5 printk messages dropped ** [ 1329.456112][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.456643][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.457579][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.457833][ T32] r5:8517c78c r4:8517c400 [ 1329.458199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.479066][ T32] r7:ddde2d80 r6:83018200 r5:8517c78c r4:84832700 [ 1329.479121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.479200][ T32] r10:61c88647 r9:8508a400 r8:8483272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.479225][ T32] r4:84832700 [ 1329.479267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.479369][ T32] r10:00000000 r9:84832700 r8:80287e08 r7:eaa81e60 r6:84832780 r5:8508a400 [ 1329.479404][ T32] r4:00000001 [ 1329.479425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.479465][ T32] Exception stack(0xeaa79fb0 to 0xeaa79ff8) [ 1329.479498][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.479529][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.479591][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.479679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.479737][ T32] r4:8482ac00 [ 1329.480175][ T32] INFO: task kworker/1:250:4072 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.480215][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.480339][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.480559][ T32] Call trace: [ 1329.480596][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.480682][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.480718][ T32] r4:00000000 [ 1329.480739][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.480794][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.480888][ T32] dd20: dc055000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.481003][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.481034][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.481059][ T32] r5:80000113 r4:80239bb0 [ 1329.481123][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.481179][ T32] r4:82ac21e4 [ 1329.481201][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.481245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.481267][ T32] r4:e058ddc0 [ 1329.481286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.481328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.481350][ T32] r4:00000000 [ 1329.481710][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.481870][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.481929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.481983][ T32] r5:00001000 r4:dfb45000 [ 1329.482006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.482048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.482091][ T32] r5:84be038c r4:84be0000 [ 1329.482112][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.482159][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.482181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.482231][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.482256][ T32] r4:84bbbe80 [ 1329.482501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1329.482583][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.483197][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.484280][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.484989][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.485494][ T32] r9:83018205 r8:8508b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 ** 4 printk messages dropped ** [ 1329.485898][ T32] r5:850c7f8c r4:850c7c00 ** 2 printk messages dropped ** [ 1329.486064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1329.486693][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1329.487140][ T32] r4:850dff00 ** 3 printk messages dropped ** [ 1329.487675][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.488070][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 ** 8 printk messages dropped ** [ 1329.519682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 11 printk messages dropped ** [ 1329.520431][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1329.520884][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.521008][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.521038][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.521067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.521102][ T32] r4:84ba8680 [ 1329.521130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.521201][ T32] INFO: task kworker/1:252:4076 blocked for more than 456 seconds. [ 1329.521239][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.521266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.521289][ T32] task:kworker/1:252 state:D stack:0 pid:4076 tgid:4076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.521347][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.521612][ T32] Call trace: [ 1329.521809][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.522022][ T32] r10:8291a684 r9:eaa8dd84 r8:00000002 r7:60000013 r6:eaa8dd8c r5:8508c800 [ 1329.522220][ T32] r4:8508c800 [ 1329.522334][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.522425][ T32] r5:8508c800 r4:8291a680 [ 1329.522825][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.522937][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.523208][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa8de08 [ 1329.523319][ T32] r4:00000000 [ 1329.523590][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.523653][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.523862][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.523928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dfc40 [ 1329.523952][ T32] r4:00000000 [ 1329.523972][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.524016][ T32] r9:83018205 r8:8508c800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1329.524117][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.524168][ T32] r5:00001000 r4:e06db000 [ 1329.524212][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.524256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.524299][ T32] r5:8517cf8c r4:8517cc00 [ 1329.524462][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.524571][ T32] r7:ddde2d80 r6:83018200 r5:8517cf8c r4:84832900 [ 1329.524612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.524669][ T32] r10:61c88647 r9:8508c800 r8:8483292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.524693][ T32] r4:84832900 [ 1329.524714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.524797][ T32] r10:00000000 r9:84832900 r8:80287e08 r7:eaa85e60 r6:84832980 r5:8508c800 [ 1329.524824][ T32] r4:00000001 [ 1329.525006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.525106][ T32] Exception stack(0xeaa8dfb0 to 0xeaa8dff8) [ 1329.525215][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1329.525358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1329.526557][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1329.526798][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.526860][ T32] dd20: dc44a000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.527034][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.527064][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.527089][ T32] r5:80000113 r4:80239bb0 [ 1329.527110][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.527150][ T32] r4:82ac21e4 [ 1329.527208][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.527315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.527414][ T32] r4:e058ddc0 [ 1329.527522][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.527634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.527660][ T32] r4:00000000 [ 1329.527791][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.527972][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.528002][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.528046][ T32] r5:00001000 r4:dfb45000 [ 1329.528066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.552704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.552880][ T32] r5:84be038c r4:84be0000 [ 1329.552905][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.552956][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.553178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.553270][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.553298][ T32] r4:84bbbe80 [ 1329.553462][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.553520][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.553546][ T32] r4:00000001 [ 1329.553566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.553605][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.553752][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.553788][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.553815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.553844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.553925][ T32] r4:84ba8680 [ 1329.553952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.553985][ T32] INFO: task kworker/0:229:4077 blocked for more than 456 seconds. [ 1329.554020][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.554048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.554071][ T32] task:kworker/0:229 state:D stack:0 pid:4077 tgid:4077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.554287][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.554338][ T32] Call trace: [ 1329.554524][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.554656][ T32] r10:8291a684 r9:eaa89d84 r8:00000002 r7:60000113 r6:eaa89d8c r5:8511a400 ** 4 printk messages dropped ** [ 1329.554979][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.555533][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.555873][ T32] r5:8514c38c r4:8514c000 [ 1329.555896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1329.556349][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.556640][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.557420][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.557832][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 ** 9 printk messages dropped ** [ 1329.584904][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1329.585334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.585970][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.586078][ T32] r4:00000001 [ 1329.586184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.586228][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.586259][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.586288][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.586436][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.586627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.586670][ T32] r4:84ba8680 [ 1329.586700][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.586747][ T32] INFO: task kworker/1:253:4079 blocked for more than 456 seconds. [ 1329.586785][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.586812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.586863][ T32] task:kworker/1:253 state:D stack:0 pid:4079 tgid:4079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.586976][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.587046][ T32] Call trace: [ 1329.587084][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.587138][ T32] r10:8291a684 r9:eaa95d84 r8:00000002 r7:60000013 r6:eaa95d8c r5:85118000 [ 1329.587162][ T32] r4:85118000 [ 1329.587182][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.587322][ T32] r5:85118000 r4:8291a680 [ 1329.587384][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.587436][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.587480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa95e08 [ 1329.587503][ T32] r4:00000000 [ 1329.587523][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.587672][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.587776][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.587883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84810380 [ 1329.588082][ T32] r4:00000000 [ 1329.588107][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.588154][ T32] r9:83018205 r8:85118000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1329.588176][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.588293][ T32] r5:00001000 r4:e070f000 [ 1329.597479][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.597641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.597706][ T32] r5:8517d38c r4:8517d000 [ 1329.597730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.597780][ T32] r7:ddde2d80 r6:83018200 r5:8517d38c r4:84832a00 [ 1329.597802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.597849][ T32] r10:61c88647 r9:85118000 r8:84832a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.597872][ T32] r4:84832a00 [ 1329.597983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.598053][ T32] r10:00000000 r9:84832a00 r8:80287e08 r7:eaa85e60 r6:850d3580 r5:85118000 [ 1329.598077][ T32] r4:00000001 [ 1329.598200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1329.598790][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.598821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.598844][ T32] r4:84810140 [ 1329.599310][ T32] INFO: task kworker/1:253:4079 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.599365][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.599486][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.599643][ T32] Call trace: [ 1329.599708][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.599797][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.599902][ T32] r4:00000000 [ 1329.599926][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.599969][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.600105][ T32] dd20: dcd2b000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.600215][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.600416][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.600450][ T32] r5:80000113 r4:80239bb0 [ 1329.600475][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.600524][ T32] r4:82ac21e4 [ 1329.600568][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.600648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 2 printk messages dropped ** [ 1329.600742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 9 printk messages dropped ** [ 1329.601482][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 5 printk messages dropped ** [ 1329.601712][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.602028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1329.602664][ T32] r4:8511bc00 ** 4 printk messages dropped ** [ 1329.602828][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa9de08 ** 7 printk messages dropped ** [ 1329.603208][ T32] r9:83018205 r8:8511bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 ** 4 printk messages dropped ** [ 1329.603420][ T32] r5:8517d78c r4:8517d400 [ 1329.603443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.603725][ T32] r10:00000000 r9:84832a80 r8:80287e08 r7:eaa85e60 r6:850d3600 r5:8511bc00 ** 7 printk messages dropped ** [ 1329.604183][ T32] r4:84810100 [ 1329.604432][ T32] INFO: task kworker/1:254:4081 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.604542][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.604619][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.604767][ T32] Call trace: [ 1329.604850][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.605029][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.605057][ T32] r4:00000000 [ 1329.605078][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.605118][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.605146][ T32] dd20: dcd2b000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.605175][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.605250][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.605368][ T32] r5:80000113 r4:80239bb0 [ 1329.605399][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.605473][ T32] r4:82ac21e4 [ 1329.605559][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.605606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 5 printk messages dropped ** [ 1329.605861][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 9 printk messages dropped ** [ 1329.606369][ T32] r4:84bbbe80 ** 4 printk messages dropped ** [ 1329.606682][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 5 printk messages dropped ** [ 1329.607075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1329.607679][ T32] r5:8511c800 r4:8291a680 ** 5 printk messages dropped ** [ 1329.607974][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.641694][ T32] r5:8517db8c r4:8517d800 [ 1329.641716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.641939][ T32] r10:61c88647 r9:8511c800 r8:84832b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.642225][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.643125][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.643671][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 ** 8 printk messages dropped ** [ 1329.644083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 7 printk messages dropped ** [ 1329.644440][ T32] r5:84be038c r4:84be0000 [ 1329.644489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.644542][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.644595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.644668][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.644717][ T32] r4:84bbbe80 [ 1329.644739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.644789][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.644813][ T32] r4:00000001 [ 1329.644865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.644979][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.645014][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.645084][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.645138][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.645214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.645251][ T32] r4:84ba8680 [ 1329.645329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.645364][ T32] INFO: task kworker/1:256:4086 blocked for more than 456 seconds. [ 1329.645469][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.645532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.645625][ T32] task:kworker/1:256 state:D stack:0 pid:4086 tgid:4086 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.645708][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.645754][ T32] Call trace: [ 1329.645786][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.645835][ T32] r10:8291a684 r9:eaaa5d84 r8:00000002 r7:60000013 r6:eaaa5d8c r5:8511d400 [ 1329.645889][ T32] r4:8511d400 [ 1329.645915][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.646013][ T32] r5:8511d400 r4:8291a680 [ 1329.646122][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.646223][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.646271][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa5e08 [ 1329.646295][ T32] r4:00000000 [ 1329.646316][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.646370][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.646444][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.646492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848108c0 [ 1329.646531][ T32] r4:00000000 [ 1329.646555][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.646614][ T32] r9:83018205 r8:8511d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1329.646680][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.646756][ T32] r5:00001000 r4:e88ab000 [ 1329.646780][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.646822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.646864][ T32] r5:8517df8c r4:8517dc00 [ 1329.646914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.646965][ T32] r7:ddde2d80 r6:83018200 r5:8517df8c r4:84832b80 [ 1329.646987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.647035][ T32] r10:61c88647 r9:8511d400 r8:84832bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.647057][ T32] r4:84832b80 [ 1329.647076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.647122][ T32] r10:00000000 r9:84832b80 r8:80287e08 r7:eaaa1e60 r6:850d3700 r5:8511d400 [ 1329.647178][ T32] r4:00000001 [ 1329.647270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.647379][ T32] Exception stack(0xeaaa5fb0 to 0xeaaa5ff8) [ 1329.647416][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.647445][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.647471][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.647527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.647659][ T32] r4:848105c0 [ 1329.647929][ T32] INFO: task kworker/1:256:4086 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.648022][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1329.660379][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 10 printk messages dropped ** [ 1329.660997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 10 printk messages dropped ** [ 1329.661478][ T32] r5:84be038c r4:84be0000 ** 6 printk messages dropped ** [ 1329.661975][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 8 printk messages dropped ** [ 1329.662464][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1329.663054][ T32] r5:8511e000 r4:8291a680 ** 5 printk messages dropped ** [ 1329.663400][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.663892][ T32] r5:8514cf8c r4:8514cc00 [ 1329.663912][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.663958][ T32] r7:dddced80 r6:83018000 r5:8514cf8c r4:850d3780 [ 1329.664006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.664057][ T32] r10:61c88647 r9:8511e000 r8:850d37ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.664123][ T32] r4:850d3780 [ 1329.664146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.664206][ T32] r10:00000000 r9:850d3780 r8:80287e08 r7:ea9f1e60 r6:850d3800 r5:8511e000 [ 1329.664255][ T32] r4:00000001 [ 1329.664296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.664335][ T32] Exception stack(0xeaa91fb0 to 0xeaa91ff8) [ 1329.664364][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.664458][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.664492][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.664521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.664573][ T32] r4:84809440 [ 1329.665073][ T32] INFO: task kworker/0:230:4088 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.665144][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.665289][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.665395][ T32] Call trace: [ 1329.665487][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.665563][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.665602][ T32] r4:00000000 [ 1329.665624][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.665671][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.665700][ T32] dd20: dd3a6000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.665728][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.665782][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.665811][ T32] r5:80000113 r4:80239bb0 [ 1329.665834][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.665903][ T32] r4:82ac21e4 [ 1329.665929][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.665985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 5 printk messages dropped ** [ 1329.666405][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 8 printk messages dropped ** [ 1329.666797][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1329.667115][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.667464][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.667845][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.690466][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.690710][ T32] r5:8514c78c r4:8514c400 [ 1329.690736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.690951][ T32] r4:84832c00 ** 5 printk messages dropped ** [ 1329.691322][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.692354][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.692805][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 6 printk messages dropped ** [ 1329.692992][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1329.693397][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1329.693881][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 ** 6 printk messages dropped ** [ 1329.694210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1329.694889][ T32] r4:8511b000 ** 3 printk messages dropped ** [ 1329.695073][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.695692][ T32] r5:00001000 r4:ea9fd000 ** 2 printk messages dropped ** [ 1329.695840][ T32] r5:8517e38c r4:8517e000 ** 3 printk messages dropped ** [ 1329.696070][ T32] r10:61c88647 r9:8511b000 r8:84832cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1329.696338][ T32] r4:00000001 [ 1329.696409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.696454][ T32] Exception stack(0xeaab5fb0 to 0xeaab5ff8) [ 1329.696482][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.696511][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.696599][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.696632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.696660][ T32] r4:84810940 [ 1329.696905][ T32] INFO: task kworker/1:258:4091 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.696970][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.697037][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.697189][ T32] Call trace: [ 1329.697224][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.697307][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.697361][ T32] r4:00000000 [ 1329.697383][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.697432][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.697462][ T32] dd20: dd649000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.697490][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.697574][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.697739][ T32] r5:80000113 r4:80239bb0 [ 1329.697763][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.697869][ T32] r4:82ac21e4 [ 1329.698065][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.698111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.698174][ T32] r4:e058ddc0 [ 1329.719143][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.719265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.719343][ T32] r4:00000000 [ 1329.719460][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.719580][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.719621][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.719677][ T32] r5:00001000 r4:dfb45000 [ 1329.719699][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.719740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.719890][ T32] r5:84be038c r4:84be0000 [ 1329.719918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.719996][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.720097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.720151][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.720175][ T32] r4:84bbbe80 [ 1329.720216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.720267][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.720410][ T32] r4:00000001 [ 1329.720464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.720508][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.720602][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.720638][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.720731][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.720842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.720961][ T32] r4:84ba8680 [ 1329.721082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.721143][ T32] INFO: task kworker/0:231:4096 blocked for more than 456 seconds. [ 1329.721195][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.721251][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.721300][ T32] task:kworker/0:231 state:D stack:0 pid:4096 tgid:4096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.721363][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.721417][ T32] Call trace: [ 1329.721450][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.721543][ T32] r10:8291a684 r9:eaa99d84 r8:00000002 r7:60000113 r6:eaa99d8c r5:85118c00 [ 1329.721605][ T32] r4:85118c00 [ 1329.721632][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.721683][ T32] r5:85118c00 r4:8291a680 [ 1329.721707][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.721809][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.721861][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa99e08 [ 1329.721917][ T32] r4:00000000 [ 1329.721942][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.721981][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.722017][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.722094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84809d80 [ 1329.722121][ T32] r4:00000000 [ 1329.722143][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.722189][ T32] r9:83018005 r8:85118c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1329.722305][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.722496][ T32] r5:00001000 r4:dfa17000 [ 1329.722617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.722664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.722735][ T32] r5:8514d38c r4:8514d000 [ 1329.722849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.722959][ T32] r7:dddced80 r6:83018000 r5:8514d38c r4:850d3980 [ 1329.722984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.723066][ T32] r10:61c88647 r9:85118c00 r8:850d39ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.723329][ T32] r4:850d3980 [ 1329.723359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.723489][ T32] r10:00000000 r9:850d3980 r8:80287e08 r7:ea9f1e60 r6:850d3a00 r5:85118c00 [ 1329.723574][ T32] r4:00000001 [ 1329.723657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.723770][ T32] Exception stack(0xeaa99fb0 to 0xeaa99ff8) [ 1329.723800][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.723829][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.723857][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.723886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.723966][ T32] r4:84809900 [ 1329.724406][ T32] INFO: task kworker/0:231:4096 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.724497][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.724716][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.724823][ T32] Call trace: [ 1329.724953][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.725008][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.725032][ T32] r4:00000000 [ 1329.725121][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.725166][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.725195][ T32] dd20: dd99e000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.725224][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.725250][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.725274][ T32] r5:80000113 r4:80239bb0 [ 1329.725294][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.725333][ T32] r4:82ac21e4 [ 1329.725354][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.725417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.725478][ T32] r4:e058ddc0 [ 1329.725503][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.725588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.725693][ T32] r4:00000000 [ 1329.725717][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.725809][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.725835][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.725921][ T32] r5:00001000 r4:dfb45000 [ 1329.725944][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.725985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.726028][ T32] r5:84be038c r4:84be0000 [ 1329.726049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.726096][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.726144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.726259][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.726374][ T32] r4:84bbbe80 ** 2 printk messages dropped ** [ 1329.726599][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.726812][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.727380][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.728092][ T32] r5:85119800 r4:8291a680 ** 5 printk messages dropped ** [ 1329.761114][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1329.761662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.761709][ T32] r5:8515ab8c r4:8515a800 ** 1 printk messages dropped ** [ 1329.761798][ T32] r7:ddde2d80 r6:83018200 r5:8515ab8c r4:84832d00 ** 4 printk messages dropped ** [ 1329.762238][ T32] r10:00000000 r9:84832d00 r8:80287e08 r7:eaaa9e60 r6:850d3a80 r5:85119800 ** 10 printk messages dropped ** [ 1329.763423][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.763901][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 7 printk messages dropped ** [ 1329.764365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 9 printk messages dropped ** [ 1329.765052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.765686][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.765957][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.766310][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.766704][ T32] r5:85086c00 r4:8291a680 ** 1 printk messages dropped ** [ 1329.766812][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.766856][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d9e08 [ 1329.766881][ T32] r4:00000000 [ 1329.766901][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.766936][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.766971][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.767085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84835a40 [ 1329.767205][ T32] r4:00000000 [ 1329.767231][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.767295][ T32] r9:83018205 r8:85086c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1329.767350][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.767412][ T32] r5:00001000 r4:ea9e9000 [ 1329.767434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.767475][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.767520][ T32] r5:8517e78c r4:8517e400 [ 1329.767571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.767653][ T32] r7:ddde2d80 r6:83018200 r5:8517e78c r4:84832d80 [ 1329.767704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.767760][ T32] r10:61c88647 r9:85086c00 r8:84832dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.767784][ T32] r4:84832d80 [ 1329.767807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.767854][ T32] r10:00000000 r9:84832d80 r8:80287e08 r7:ea9bde60 r6:850d3b00 r5:85086c00 [ 1329.767878][ T32] r4:00000001 [ 1329.767925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.767967][ T32] Exception stack(0xea9d9fb0 to 0xea9d9ff8) [ 1329.767997][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.768026][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.768053][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.768085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.792471][ T32] r4:84810b40 [ 1329.792971][ T32] INFO: task kworker/1:260:4098 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.793079][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.793298][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.793397][ T32] Call trace: [ 1329.793656][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.793732][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.793976][ T32] r4:00000000 [ 1329.794081][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.794163][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.794200][ T32] dd20: de2ca000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.794307][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.794349][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.794375][ T32] r5:80000113 r4:80239bb0 [ 1329.794405][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.794542][ T32] r4:82ac21e4 [ 1329.794772][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.794828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.794853][ T32] r4:e058ddc0 [ 1329.794878][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.794966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.794995][ T32] r4:00000000 [ 1329.795173][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.795247][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.795276][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.795322][ T32] r5:00001000 r4:dfb45000 [ 1329.795356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.795440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.795486][ T32] r5:84be038c r4:84be0000 [ 1329.795509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.795622][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 2 printk messages dropped ** [ 1329.795791][ T32] r4:84bbbe80 ** 4 printk messages dropped ** [ 1329.796004][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 6 printk messages dropped ** [ 1329.796353][ T32] INFO: task kworker/0:232:4102 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1329.796766][ T32] r5:85116c00 r4:8291a680 ** 3 printk messages dropped ** [ 1329.797272][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.797473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84809fc0 ** 7 printk messages dropped ** [ 1329.797742][ T32] r5:8514db8c r4:8514d800 [ 1329.797763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.797810][ T32] r7:dddced80 r6:83018000 r5:8514db8c r4:850d3b80 [ 1329.797833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.797883][ T32] r10:61c88647 r9:85116c00 r8:850d3bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.797909][ T32] r4:850d3b80 [ 1329.797929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.797988][ T32] r10:00000000 r9:850d3b80 r8:80287e08 r7:ea9f1e60 r6:850d3c00 r5:85116c00 [ 1329.798016][ T32] r4:00000001 [ 1329.798036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.798087][ T32] Exception stack(0xea9c9fb0 to 0xea9c9ff8) [ 1329.798164][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.806614][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.806806][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.806847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.806873][ T32] r4:84809c80 [ 1329.807297][ T32] INFO: task kworker/0:232:4102 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.807337][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.807465][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.807587][ T32] Call trace: [ 1329.807633][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.807692][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.807716][ T32] r4:00000000 [ 1329.807736][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.807866][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.807899][ T32] dd20: de2ca000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.807929][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.808014][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.808044][ T32] r5:80000113 r4:80239bb0 [ 1329.808204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.818911][ T32] r4:82ac21e4 [ 1329.818960][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.819030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.819085][ T32] r4:e058ddc0 [ 1329.819128][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.819178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 5 printk messages dropped ** [ 1329.819619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1329.820194][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.820280][ T32] r4:00000001 [ 1329.820365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.820447][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.820499][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.820533][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.820563][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.820693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.820758][ T32] r4:84ba8680 [ 1329.820789][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.820863][ T32] INFO: task kworker/0:233:4104 blocked for more than 456 seconds. [ 1329.820918][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.820986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.821041][ T32] task:kworker/0:233 state:D stack:0 pid:4104 tgid:4104 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.821199][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.821268][ T32] Call trace: [ 1329.821302][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.821354][ T32] r10:8291a684 r9:eaac5d84 r8:00000002 r7:60000013 r6:eaac5d8c r5:85114800 [ 1329.821377][ T32] r4:85114800 [ 1329.821410][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1329.821697][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.821893][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.822178][ T32] r5:8514df8c r4:8514dc00 [ 1329.822202][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1329.822271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.822731][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.823640][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.823872][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 7 printk messages dropped ** [ 1329.824252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 11 printk messages dropped ** [ 1329.824860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.824907][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.824929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.824976][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.824999][ T32] r4:84bbbe80 [ 1329.825018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.825092][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.825120][ T32] r4:00000001 [ 1329.825169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.825210][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.825255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.825288][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.825371][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.825424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.825451][ T32] r4:84ba8680 [ 1329.825474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.825499][ T32] INFO: task kworker/0:234:4105 blocked for more than 456 seconds. [ 1329.825528][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.825647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.825676][ T32] task:kworker/0:234 state:D stack:0 pid:4105 tgid:4105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.825724][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.825769][ T32] Call trace: [ 1329.825800][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.825847][ T32] r10:8291a684 r9:ea9edd84 r8:00000002 r7:60000013 r6:ea9edd8c r5:84a88000 [ 1329.825870][ T32] r4:84a88000 [ 1329.825917][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.825965][ T32] r5:84a88000 r4:8291a680 [ 1329.826042][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.826087][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.826130][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ede08 [ 1329.826154][ T32] r4:00000000 [ 1329.826178][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.826214][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.826260][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.826306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84823180 [ 1329.826328][ T32] r4:00000000 [ 1329.826348][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.826401][ T32] r9:83018005 r8:84a88000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1329.826425][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.826485][ T32] r5:00001000 r4:dfd5f000 [ 1329.826537][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.826583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.826624][ T32] r5:8514e38c r4:8514e000 [ 1329.826733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.826798][ T32] r7:dddced80 r6:83018000 r5:8514e38c r4:850d3d80 [ 1329.826852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.826904][ T32] r10:61c88647 r9:84a88000 r8:850d3dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.826928][ T32] r4:850d3d80 [ 1329.826947][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.826992][ T32] r10:00000000 r9:850d3d80 r8:80287e08 r7:eaac5e60 r6:850d3e00 r5:84a88000 [ 1329.827014][ T32] r4:00000001 [ 1329.827033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.827069][ T32] Exception stack(0xea9edfb0 to 0xea9edff8) [ 1329.827095][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.827122][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.827148][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.827243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.827271][ T32] r4:84809740 [ 1329.827508][ T32] INFO: task kworker/0:234:4105 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.827575][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.827675][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.827749][ T32] Call trace: [ 1329.827860][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.827918][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.827942][ T32] r4:00000000 [ 1329.827963][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.828001][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.828050][ T32] dd20: de41a000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.828191][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.849992][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.850056][ T32] r5:80000113 r4:80239bb0 [ 1329.850118][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.850235][ T32] r4:82ac21e4 [ 1329.850295][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.850349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.850395][ T32] r4:e058ddc0 [ 1329.850542][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.850593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.850647][ T32] r4:00000000 [ 1329.850689][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1329.850809][ T32] r5:00001000 r4:dfb45000 ** 6 printk messages dropped ** [ 1329.851345][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1329.851673][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.852002][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.852459][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1329.853040][ T32] r9:83018005 r8:84a88c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 ** 4 printk messages dropped ** [ 1329.853316][ T32] r5:8514e78c r4:8514e400 [ 1329.853376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.853438][ T32] r7:dddced80 r6:83018000 r5:8514e78c r4:850d3e80 [ 1329.853534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.853587][ T32] r10:61c88647 r9:84a88c00 r8:850d3eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.853612][ T32] r4:850d3e80 [ 1329.853665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.853713][ T32] r10:00000000 r9:850d3e80 r8:80287e08 r7:ea9ede60 r6:850d3f00 r5:84a88c00 [ 1329.853870][ T32] r4:00000001 [ 1329.853894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.854069][ T32] Exception stack(0xeaac9fb0 to 0xeaac9ff8) [ 1329.854100][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.854131][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.854206][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.854265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.854291][ T32] r4:848232c0 [ 1329.854729][ T32] INFO: task kworker/0:235:4107 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.854767][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.854870][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.854984][ T32] Call trace: [ 1329.855116][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1329.855196][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.855433][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1329.855644][ T32] r4:e058ddc0 ** 6 printk messages dropped ** [ 1329.856244][ T32] r5:00001000 r4:dfb45000 ** 4 printk messages dropped ** [ 1329.856432][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 ** 7 printk messages dropped ** [ 1329.856809][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 6 printk messages dropped ** [ 1329.856990][ T32] INFO: task kworker/0:236:4109 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1329.857429][ T32] r4:84a8a400 ** 4 printk messages dropped ** [ 1329.857750][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad1e08 ** 8 printk messages dropped ** [ 1329.877089][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.877372][ T32] r5:8514eb8c r4:8514e800 ** 3 printk messages dropped ** [ 1329.877629][ T32] r10:61c88647 r9:84a8a400 r8:850d3fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1329.878065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1329.889704][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 7 printk messages dropped ** [ 1329.890091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 10 printk messages dropped ** [ 1329.890688][ T32] r5:84be038c r4:84be0000 ** 6 printk messages dropped ** [ 1329.891080][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.891104][ T32] r4:00000001 [ 1329.891125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.891173][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.891203][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.891231][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.891257][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.891307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.891335][ T32] r4:84ba8680 [ 1329.891358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.891395][ T32] INFO: task kworker/0:237:4111 blocked for more than 456 seconds. [ 1329.891431][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.891484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.891511][ T32] task:kworker/0:237 state:D stack:0 pid:4111 tgid:4111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.891630][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.891675][ T32] Call trace: [ 1329.891707][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.891794][ T32] r10:8291a684 r9:eaad5d84 r8:00000002 r7:60000113 r6:eaad5d8c r5:84a8bc00 [ 1329.891822][ T32] r4:84a8bc00 [ 1329.891843][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.891887][ T32] r5:84a8bc00 r4:8291a680 [ 1329.891907][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.891956][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.892031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad5e08 [ 1329.892057][ T32] r4:00000000 [ 1329.892077][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.892111][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.892147][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.892189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84823000 [ 1329.892211][ T32] r4:00000000 [ 1329.892231][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.892274][ T32] r9:83018005 r8:84a8bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1329.892296][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.892337][ T32] r5:00001000 r4:dfdfd000 [ 1329.892357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.892402][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.892445][ T32] r5:8514ef8c r4:8514ec00 [ 1329.892464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.892511][ T32] r7:dddced80 r6:83018000 r5:8514ef8c r4:8482f080 [ 1329.892610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.892663][ T32] r10:61c88647 r9:84a8bc00 r8:8482f0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.892686][ T32] r4:8482f080 [ 1329.892705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.892779][ T32] r10:00000000 r9:8482f080 r8:80287e08 r7:eaad1e60 r6:8482f100 r5:84a8bc00 [ 1329.892806][ T32] r4:00000001 [ 1329.892825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.892861][ T32] Exception stack(0xeaad5fb0 to 0xeaad5ff8) [ 1329.892887][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.892915][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.892942][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.892971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.892993][ T32] r4:84823400 [ 1329.893240][ T32] INFO: task kworker/0:237:4111 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1329.893277][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.893333][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.893378][ T32] Call trace: [ 1329.893416][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.893466][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1329.893547][ T32] r4:00000000 [ 1329.893599][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.893643][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1329.893671][ T32] dd20: dec63000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1329.893699][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1329.893838][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.893867][ T32] r5:80000113 r4:80239bb0 [ 1329.893888][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.893928][ T32] r4:82ac21e4 [ 1329.893949][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.894149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.894177][ T32] r4:e058ddc0 [ 1329.894199][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.894313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.894343][ T32] r4:00000000 [ 1329.894365][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.894425][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.894450][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.894493][ T32] r5:00001000 r4:dfb45000 [ 1329.894540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.894691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.894796][ T32] r5:84be038c r4:84be0000 [ 1329.894819][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.894869][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.894891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.894959][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.894989][ T32] r4:84bbbe80 [ 1329.895010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.895078][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.895131][ T32] r4:00000001 [ 1329.895154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.895279][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.895311][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.895340][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.895366][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.895403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.895428][ T32] r4:84ba8680 [ 1329.895477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.895507][ T32] INFO: task kworker/0:238:4114 blocked for more than 456 seconds. [ 1329.895535][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.895633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1329.895780][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.896052][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1329.896358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84823a80 ** 7 printk messages dropped ** [ 1329.896726][ T32] r5:8514f78c r4:8514f400 [ 1329.896748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.896902][ T32] r10:61c88647 r9:84a89800 r8:8482f1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.897296][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.897967][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.898235][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 7 printk messages dropped ** [ 1329.923664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 6 printk messages dropped ** [ 1329.923965][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.924027][ T32] r5:00001000 r4:dfb45000 [ 1329.924088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.924134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.924178][ T32] r5:84be038c r4:84be0000 [ 1329.924198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.924251][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.924274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.924323][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.924363][ T32] r4:84bbbe80 [ 1329.924434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.924487][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.924537][ T32] r4:00000001 [ 1329.924561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.924600][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.924627][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.924656][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.924710][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.924770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.924798][ T32] r4:84ba8680 [ 1329.924825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.924857][ T32] INFO: task kworker/0:239:4115 blocked for more than 456 seconds. [ 1329.924903][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.924931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.924955][ T32] task:kworker/0:239 state:D stack:0 pid:4115 tgid:4115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.925013][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.925104][ T32] Call trace: [ 1329.925168][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.925225][ T32] r10:8291a684 r9:eaad9d84 r8:00000002 r7:60000113 r6:eaad9d8c r5:84a8c800 [ 1329.925275][ T32] r4:84a8c800 [ 1329.925300][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.925371][ T32] r5:84a8c800 r4:8291a680 [ 1329.925409][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.925451][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.925494][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad9e08 [ 1329.925529][ T32] r4:00000000 [ 1329.925593][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.925662][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.925712][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.925759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84823880 ** 2 printk messages dropped ** [ 1329.925884][ T32] r9:83018005 r8:84a8c800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 ** 4 printk messages dropped ** [ 1329.926071][ T32] r5:8514f38c r4:8514f000 [ 1329.926122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1329.926478][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.926715][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.927641][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 8 printk messages dropped ** [ 1329.927961][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.928108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 11 printk messages dropped ** [ 1329.943307][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1329.943672][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.944253][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.944648][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1329.945156][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.945334][ T32] r5:8514ff8c r4:8514fc00 ** 4 printk messages dropped ** [ 1329.945640][ T32] r4:8482f380 ** 5 printk messages dropped ** [ 1329.946049][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.947002][ T32] Call trace: ** 5 printk messages dropped ** [ 1329.947194][ T32] dd20: df103000 dfadb000 00000001 80239b98 7f2f7000 00000001 ** 2 printk messages dropped ** [ 1329.947273][ T32] r5:80000113 r4:80239bb0 [ 1329.947400][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.947505][ T32] r4:82ac21e4 [ 1329.947531][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.947663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 [ 1329.947699][ T32] r4:e058ddc0 [ 1329.947723][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.947857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 [ 1329.947911][ T32] r4:00000000 [ 1329.947953][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.948061][ T32] r9:83018205 r8:84b8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1329.948237][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.967153][ T32] r5:00001000 r4:dfb45000 [ 1329.967265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.967367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.967424][ T32] r5:84be038c r4:84be0000 [ 1329.967448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.967497][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1329.967520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.967601][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.967625][ T32] r4:84bbbe80 [ 1329.967645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.967767][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1329.967795][ T32] r4:00000001 [ 1329.967894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.968062][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1329.968145][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.971398][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.971500][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.971572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.971613][ T32] r4:84ba8680 [ 1329.971644][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.971691][ T32] INFO: task kworker/0:241:4120 blocked for more than 456 seconds. [ 1329.971732][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.971760][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.971786][ T32] task:kworker/0:241 state:D stack:0 pid:4120 tgid:4120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.971906][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.971999][ T32] Call trace: [ 1329.972035][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.972148][ T32] r10:8291a684 r9:eaae1d84 r8:00000002 r7:60000113 r6:eaae1d8c r5:84a8e000 [ 1329.972189][ T32] r4:84a8e000 [ 1329.972300][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.972348][ T32] r5:84a8e000 r4:8291a680 [ 1329.972409][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.972472][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.972519][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae1e08 [ 1329.972543][ T32] r4:00000000 [ 1329.972566][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.972601][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.972639][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.972711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84823c00 [ 1329.972740][ T32] r4:00000000 [ 1329.972761][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.973019][ T32] r9:83018005 r8:84a8e000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1329.973053][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.973100][ T32] r5:00001000 r4:e0041000 [ 1329.973121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.973161][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.973234][ T32] r5:8514fb8c r4:8514f800 [ 1329.973267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.973316][ T32] r7:dddced80 r6:83018000 r5:8514fb8c r4:8482f480 [ 1329.973434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.973635][ T32] r10:61c88647 r9:84a8e000 r8:8482f4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.973743][ T32] r4:8482f480 [ 1329.973767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.973814][ T32] r10:00000000 r9:8482f480 r8:80287e08 r7:eaadde60 r6:8482f500 r5:84a8e000 ** 3 printk messages dropped ** [ 1329.974128][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.975066][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.975569][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1329.975765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e058ddc0 r5:e058de08 ** 11 printk messages dropped ** [ 1329.976379][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1329.976831][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) ** 4 printk messages dropped ** [ 1329.976963][ T32] r4:84ba8680 ** 5 printk messages dropped ** [ 1329.977445][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.978001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaede08 ** 8 printk messages dropped ** [ 1329.996401][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.996900][ T32] r5:8515838c r4:85158000 ** 6 printk messages dropped ** [ 1329.997311][ T32] r10:00000000 r9:8482f580 r8:80287e08 r7:eaadde60 r6:84832e00 r5:8508d400 ** 6 printk messages dropped ** [ 1329.997681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.013165][ T32] Exception stack(0xe058dd28 to 0xe058dd70) ** 5 printk messages dropped ** [ 1330.013554][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.013770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba88c0 ** 4 printk messages dropped ** [ 1330.014007][ T32] r5:00001000 r4:dfb45000 [ 1330.014062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.014134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.014184][ T32] r5:84be038c r4:84be0000 [ 1330.014206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.014254][ T32] r7:ddde2d80 r6:83018200 r5:84be038c r4:84bbbe80 [ 1330.014334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.014409][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.014448][ T32] r4:84bbbe80 [ 1330.014468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.014515][ T32] r10:00000000 r9:84bbbe80 r8:80287e08 r7:e0581e60 r6:84bbef80 r5:84b8d400 [ 1330.014538][ T32] r4:00000001 [ 1330.014586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.014626][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1330.014720][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.014754][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.014782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.014839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.014866][ T32] r4:84ba8680 [ 1330.014892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.014953][ T32] INFO: task kworker/0:243:4122 blocked for more than 456 seconds. [ 1330.014992][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.015086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.015121][ T32] task:kworker/0:243 state:D stack:0 pid:4122 tgid:4122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.015170][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.015214][ T32] Call trace: [ 1330.015245][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.015292][ T32] r10:8291a684 r9:eaaf5d84 r8:00000002 r7:60000113 r6:eaaf5d8c r5:8508e000 [ 1330.015315][ T32] r4:8508e000 [ 1330.015334][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.015376][ T32] r5:8508e000 r4:8291a680 [ 1330.015406][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.015446][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.015489][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf5e08 [ 1330.015539][ T32] r4:00000000 [ 1330.015586][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.015623][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.015657][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.015700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84823ec0 [ 1330.015722][ T32] r4:00000000 [ 1330.015741][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.015784][ T32] r9:83018005 r8:8508e000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1330.015806][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.015859][ T32] r5:00001000 r4:e00d3000 [ 1330.015880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.015935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.015996][ T32] r5:850c6f8c r4:850c6c00 [ 1330.016019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.016066][ T32] r7:dddced80 r6:83018000 r5:850c6f8c r4:8482f600 [ 1330.016088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.016135][ T32] r10:61c88647 r9:8508e000 r8:8482f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.016158][ T32] r4:8482f600 [ 1330.016176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.016220][ T32] r10:00000000 r9:8482f600 r8:80287e08 r7:eaaede60 r6:84832e80 r5:8508e000 [ 1330.016333][ T32] r4:00000001 [ 1330.016405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.016504][ T32] Exception stack(0xeaaf5fb0 to 0xeaaf5ff8) [ 1330.016535][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.016564][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.016591][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.016619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.016642][ T32] r4:84823a00 [ 1330.017044][ T32] INFO: task kworker/0:243:4122 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1330.017107][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.017213][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.017276][ T32] Call trace: [ 1330.017445][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.017499][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 [ 1330.017523][ T32] r4:00000000 [ 1330.017634][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.017724][ T32] Exception stack(0xe058dd28 to 0xe058dd70) [ 1330.017760][ T32] dd20: df984000 dfadb000 00000001 80239b98 7f2f7000 00000001 [ 1330.017812][ T32] dd40: 82ac15a0 7f2f7000 dfadb000 8280c928 82ac21c4 e058dda4 e058dda8 e058dd78 [ 1330.017841][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.017942][ T32] r5:80000113 r4:80239bb0 [ 1330.017968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.018047][ T32] r4:82ac21e4 [ 1330.018101][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1330.031214][ T32] r5:00001000 r4:dfb45000 ** 6 printk messages dropped ** [ 1330.031472][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1330.031930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.032429][ T32] r10:8291a684 r9:eab01d84 r8:00000002 r7:60000013 r6:eab01d8c r5:851b9800 ** 3 printk messages dropped ** [ 1330.032549][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.032589][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.032633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab01e08 [ 1330.032660][ T32] r4:00000000 [ 1330.032680][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.032743][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.032784][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.032825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c9040 [ 1330.032848][ T32] r4:00000000 [ 1330.032869][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.032912][ T32] r9:83018005 r8:851b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.032934][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.033236][ T32] r5:00001000 r4:e011d000 [ 1330.033261][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.033306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.033350][ T32] r5:8515878c r4:85158400 [ 1330.033469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.033520][ T32] r7:dddced80 r6:83018000 r5:8515878c r4:8482f680 [ 1330.033776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.033830][ T32] r10:61c88647 r9:851b9800 r8:8482f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.033855][ T32] r4:8482f680 [ 1330.033967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.034068][ T32] r10:00000000 r9:8482f680 r8:80287e08 r7:eaaede60 r6:84832f00 r5:851b9800 [ 1330.034183][ T32] r4:00000001 [ 1330.034205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.034246][ T32] Exception stack(0xeab01fb0 to 0xeab01ff8) [ 1330.034278][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.034335][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.034382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.034421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.034444][ T32] r4:850c9000 [ 1330.034895][ T32] INFO: task kworker/0:244:4126 is blocked on a mutex likely owned by task kworker/1:201:3654. [ 1330.034933][ T32] task:kworker/1:201 state:R running task stack:0 pid:3654 tgid:3654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.034997][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.035045][ T32] Call trace: [ 1330.035137][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.035189][ T32] r10:82ac21c4 r9:84b8d400 r8:80200be4 r7:e058dd5c r6:ffffffff r5:84b8d400 ** 5 printk messages dropped ** [ 1330.035430][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1330.035785][ T32] r4:e058ddc0 ** 6 printk messages dropped ** [ 1330.036215][ T32] r5:00001000 r4:dfb45000 ** 6 printk messages dropped ** [ 1330.036512][ T32] r10:61c88647 r9:84b8d400 r8:84bbbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1330.036792][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.037254][ T32] task:kworker/0:245 state:D stack:0 pid:4127 tgid:4127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.037311][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.037398][ T32] Call trace: [ 1330.037553][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.037605][ T32] r10:8291a684 r9:eab05d84 r8:00000002 r7:60000113 r6:eab05d8c r5:851ba400 [ 1330.037753][ T32] r4:851ba400 [ 1330.037778][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.037823][ T32] r5:851ba400 r4:8291a680 [ 1330.037856][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.037974][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.038081][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab05e08 [ 1330.038161][ T32] r4:00000000 [ 1330.059331][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.059432][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.059534][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.059613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c9300 [ 1330.059739][ T32] r4:00000000 [ 1330.059766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.059816][ T32] r9:83018005 r8:851ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1330.059845][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.059952][ T32] r5:00001000 r4:e0547000 [ 1330.059977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.060019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.060064][ T32] r5:85158b8c r4:85158800 [ 1330.060160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.060267][ T32] r7:dddced80 r6:83018000 r5:85158b8c r4:8482f700 [ 1330.060313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.060397][ T32] r10:61c88647 r9:851ba400 r8:8482f72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.060424][ T32] r4:8482f700 [ 1330.060446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.060554][ T32] r10:00000000 r9:8482f700 r8:80287e08 r7:eab01e60 r6:84832f80 r5:851ba400 [ 1330.060581][ T32] r4:00000001 [ 1330.060666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.060783][ T32] Exception stack(0xeab05fb0 to 0xeab05ff8) [ 1330.060849][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.060914][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.060944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.060973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.060996][ T32] r4:850c9000 [ 1330.061426][ T32] INFO: task kworker/0:245:4127 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.061522][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.061688][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.061771][ T32] Call trace: [ 1330.061805][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.061858][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 2 printk messages dropped ** [ 1330.062019][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1330.062347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 11 printk messages dropped ** [ 1330.062973][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1330.063394][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.063711][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.064077][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.064476][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae9e08 ** 5 printk messages dropped ** [ 1330.064878][ T32] r4:00000000 [ 1330.064898][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.064942][ T32] r9:83018005 r8:84a8ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1330.064967][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.065012][ T32] r5:00001000 r4:e0767000 [ 1330.065107][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.065153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.065197][ T32] r5:85158f8c r4:85158c00 [ 1330.065232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.065297][ T32] r7:dddced80 r6:83018000 r5:85158f8c r4:8482f780 [ 1330.065322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.065400][ T32] r10:61c88647 r9:84a8ec00 r8:8482f7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.065427][ T32] r4:8482f780 [ 1330.065476][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.065566][ T32] r10:00000000 r9:8482f780 r8:80287e08 r7:eab05e60 r6:8482f800 r5:84a8ec00 [ 1330.065634][ T32] r4:00000001 [ 1330.065697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.065739][ T32] Exception stack(0xeaae9fb0 to 0xeaae9ff8) [ 1330.065766][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.065795][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.065823][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.065853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.065875][ T32] r4:850c9180 [ 1330.066162][ T32] INFO: task kworker/0:246:4129 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.066233][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.066327][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.066634][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.066864][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff ** 5 printk messages dropped ** [ 1330.067099][ T32] r4:e05addc0 ** 6 printk messages dropped ** [ 1330.067378][ T32] r5:00001000 r4:dfd07000 ** 6 printk messages dropped ** [ 1330.067691][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.068041][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.093267][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.093949][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.094637][ T32] r5:00001000 r4:e07ed000 ** 2 printk messages dropped ** [ 1330.094798][ T32] r5:8515978c r4:85159400 ** 3 printk messages dropped ** [ 1330.095007][ T32] r10:61c88647 r9:84a8b000 r8:8482f8ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1330.095350][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.096320][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1330.096686][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.096828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1330.097289][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1330.097550][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.097761][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.098069][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.111270][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1330.111900][ T32] r9:83018005 r8:85120000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 ** 4 printk messages dropped ** [ 1330.112211][ T32] r5:8515938c r4:85159000 ** 3 printk messages dropped ** [ 1330.112455][ T32] r10:61c88647 r9:85120000 r8:8482f9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.112482][ T32] r4:8482f980 [ 1330.112503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.112608][ T32] r10:00000000 r9:8482f980 r8:80287e08 r7:eab09e60 r6:8482fa00 r5:85120000 [ 1330.112634][ T32] r4:00000001 [ 1330.112654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.112692][ T32] Exception stack(0xeaae5fb0 to 0xeaae5ff8) [ 1330.112721][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.112770][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.112821][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.112875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.112945][ T32] r4:850c9180 [ 1330.113357][ T32] INFO: task kworker/0:248:4132 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.113402][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.113468][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.113516][ T32] Call trace: [ 1330.113545][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.113595][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.113714][ T32] r4:00000000 [ 1330.113824][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.113868][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.113897][ T32] dd20: 7fb2d000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.113989][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.114063][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1330.114090][ T32] r5:900f0013 r4:80239bb0 [ 1330.114111][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.114257][ T32] r4:82ac21e4 [ 1330.114282][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.114346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.114373][ T32] r4:e05addc0 [ 1330.114584][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.114630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.114653][ T32] r4:00000000 [ 1330.114673][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.114738][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.114786][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.114832][ T32] r5:00001000 r4:dfd07000 [ 1330.114878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.114951][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.114998][ T32] r5:84be078c r4:84be0400 [ 1330.115039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.115257][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.115283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.115353][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.115381][ T32] r4:84bbbf00 [ 1330.115452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.115503][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.115562][ T32] r4:00000001 [ 1330.115587][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.115624][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.115687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.115729][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.115756][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.115808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.115855][ T32] r4:84ba87c0 [ 1330.115923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.115956][ T32] INFO: task kworker/0:249:4135 blocked for more than 456 seconds. [ 1330.116034][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.116064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.116085][ T32] task:kworker/0:249 state:D stack:0 pid:4135 tgid:4135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.116166][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.116336][ T32] r4:85120c00 ** 4 printk messages dropped ** [ 1330.116554][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab0de08 ** 8 printk messages dropped ** [ 1330.116859][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.117047][ T32] r5:85159b8c r4:85159800 ** 1 printk messages dropped ** [ 1330.117133][ T32] r7:dddced80 r6:83018000 r5:85159b8c r4:8482fa80 ** 6 printk messages dropped ** [ 1330.117488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1330.118104][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.139108][ T32] dd20: 7fde9000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 7 printk messages dropped ** [ 1330.139498][ T32] r4:e05addc0 ** 5 printk messages dropped ** [ 1330.139724][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1330.140163][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1330.140596][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1330.140948][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.141282][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1330.141464][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.141507][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.141550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c9a40 [ 1330.141574][ T32] r4:00000000 [ 1330.141603][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.141652][ T32] r9:83018005 r8:85121800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1330.141696][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.141753][ T32] r5:00001000 r4:e4871000 [ 1330.141796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.141839][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.141904][ T32] r5:85159f8c r4:85159c00 [ 1330.141937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.141985][ T32] r7:dddced80 r6:83018000 r5:85159f8c r4:8482fb80 [ 1330.142027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.142119][ T32] r10:61c88647 r9:85121800 r8:8482fbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.142157][ T32] r4:8482fb80 [ 1330.142181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.142247][ T32] r10:00000000 r9:8482fb80 r8:80287e08 r7:eab0de60 r6:8482fc00 r5:85121800 [ 1330.142287][ T32] r4:00000001 [ 1330.142332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.142377][ T32] Exception stack(0xeab15fb0 to 0xeab15ff8) [ 1330.142423][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.142456][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.142511][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.142558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.142582][ T32] r4:850c9780 [ 1330.143115][ T32] INFO: task kworker/0:250:4138 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.143177][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.143239][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.143405][ T32] Call trace: [ 1330.143464][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.143561][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.143594][ T32] r4:00000000 [ 1330.143683][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.143728][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.143757][ T32] dd20: 7fde9000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.143800][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.143829][ T32] dd60: 80230ad0 80239bb0 900f0013 ffffffff [ 1330.143853][ T32] r5:900f0013 r4:80239bb0 [ 1330.143914][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.144003][ T32] r4:82ac21e4 [ 1330.144028][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.144072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.144115][ T32] r4:e05addc0 [ 1330.144139][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.144201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.144227][ T32] r4:00000000 [ 1330.144257][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.144306][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.144349][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.144405][ T32] r5:00001000 r4:dfd07000 [ 1330.144448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.144509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.144564][ T32] r5:84be078c r4:84be0400 [ 1330.144596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.144648][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.144671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.144719][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.144741][ T32] r4:84bbbf00 [ 1330.144759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.144804][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 4 printk messages dropped ** [ 1330.145060][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.145366][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.145753][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.146116][ T32] r9:83018005 r8:85122400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 ** 4 printk messages dropped ** [ 1330.146372][ T32] r5:8515bb8c r4:8515b800 ** 3 printk messages dropped ** [ 1330.146531][ T32] r10:61c88647 r9:85122400 r8:8482fcac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1330.146904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.147577][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1330.147878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 10 printk messages dropped ** [ 1330.181369][ T32] r5:84be078c r4:84be0400 ** 6 printk messages dropped ** [ 1330.181639][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 6 printk messages dropped ** [ 1330.181928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1330.182528][ T32] r4:85123c00 ** 4 printk messages dropped ** [ 1330.182744][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab11e08 ** 9 printk messages dropped ** [ 1330.183113][ T32] r5:00001000 r4:e88fb000 ** 2 printk messages dropped ** [ 1330.183225][ T32] r5:8515a38c r4:8515a000 ** 3 printk messages dropped ** [ 1330.183382][ T32] r10:61c88647 r9:85123c00 r8:8482fdac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1330.183788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1330.184309][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.184367][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.184420][ T32] Call trace: [ 1330.184476][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.184528][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.184581][ T32] r4:00000000 [ 1330.184605][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.184646][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.184694][ T32] dd20: 8065d000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.184727][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.184752][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.184801][ T32] r5:800f0013 r4:80239bb0 [ 1330.184825][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.184867][ T32] r4:82ac21e4 [ 1330.184887][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.184929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.184951][ T32] r4:e05addc0 [ 1330.184971][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.185012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.185033][ T32] r4:00000000 [ 1330.185052][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.185119][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.185166][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.185225][ T32] r5:00001000 r4:dfd07000 [ 1330.185289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.185376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.185429][ T32] r5:84be078c r4:84be0400 [ 1330.185533][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.185586][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.185630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.185682][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.185738][ T32] r4:84bbbf00 [ 1330.185761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.185808][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.185830][ T32] r4:00000001 [ 1330.185849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.185883][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.185909][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.185937][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.185964][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.186057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.186082][ T32] r4:84ba87c0 [ 1330.186104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.186129][ T32] INFO: task kworker/0:253:4142 blocked for more than 456 seconds. [ 1330.186158][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.186181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.186202][ T32] task:kworker/0:253 state:D stack:0 pid:4142 tgid:4142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.186244][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.186306][ T32] Call trace: [ 1330.186341][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.186396][ T32] r10:8291a684 r9:eab21d84 r8:00000002 r7:60000113 r6:eab21d8c r5:85124800 [ 1330.186420][ T32] r4:85124800 [ 1330.186441][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.186524][ T32] r5:85124800 r4:8291a680 [ 1330.186570][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.186618][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.186661][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab21e08 [ 1330.186683][ T32] r4:00000000 [ 1330.186702][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.186745][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.186785][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.186847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c9dc0 [ 1330.186897][ T32] r4:00000000 [ 1330.186984][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.187045][ T32] r9:83018005 r8:85124800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1330.187071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.187115][ T32] r5:00001000 r4:ea9b1000 [ 1330.187134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.187172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.187214][ T32] r5:8515a78c r4:8515a400 [ 1330.187233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.187278][ T32] r7:dddced80 r6:83018000 r5:8515a78c r4:8482fe80 [ 1330.187299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.187365][ T32] r10:61c88647 r9:85124800 r8:8482feac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.187397][ T32] r4:8482fe80 [ 1330.187438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.187486][ T32] r10:00000000 r9:8482fe80 r8:80287e08 r7:eab19e60 r6:8482ff00 r5:85124800 [ 1330.187531][ T32] r4:00000001 [ 1330.187580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.187641][ T32] Exception stack(0xeab21fb0 to 0xeab21ff8) [ 1330.187670][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.187698][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.187760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1330.199677][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.200416][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1330.200688][ T32] r4:e05addc0 ** 4 printk messages dropped ** [ 1330.200942][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 9 printk messages dropped ** [ 1330.201435][ T32] r4:84bbbf00 ** 2 printk messages dropped ** [ 1330.201590][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.201773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1330.202123][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.202444][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.202827][ T32] r9:83018005 r8:851b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 ** 4 printk messages dropped ** [ 1330.203023][ T32] r5:8515af8c r4:8515ac00 ** 3 printk messages dropped ** [ 1330.203193][ T32] r10:61c88647 r9:851b8000 r8:8482ffac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1330.203635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1330.204486][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.204697][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.204743][ T32] r5:800f0013 r4:80239bb0 [ 1330.204778][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.204819][ T32] r4:82ac21e4 [ 1330.204840][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.204881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.204927][ T32] r4:e05addc0 [ 1330.204950][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.204993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.205057][ T32] r4:00000000 [ 1330.205080][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.205148][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.205174][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.205217][ T32] r5:00001000 r4:dfd07000 [ 1330.205257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.205328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.205409][ T32] r5:84be078c r4:84be0400 [ 1330.205449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.205528][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.205554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.205623][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.205657][ T32] r4:84bbbf00 [ 1330.205676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.205723][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.205773][ T32] r4:00000001 [ 1330.205804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.205869][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.205897][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.205940][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.205992][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.206039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.206066][ T32] r4:84ba87c0 [ 1330.206087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.206135][ T32] INFO: task kworker/1:261:4147 blocked for more than 456 seconds. [ 1330.206173][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.206218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.206242][ T32] task:kworker/1:261 state:D stack:0 pid:4147 tgid:4147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.206373][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.206463][ T32] Call trace: [ 1330.206524][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.206584][ T32] r10:8291a684 r9:eab25d84 r8:00000002 r7:60000113 r6:eab25d8c r5:851bb000 [ 1330.206620][ T32] r4:851bb000 [ 1330.206642][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.206686][ T32] r5:851bb000 r4:8291a680 [ 1330.206728][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.206772][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.206814][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab25e08 [ 1330.206836][ T32] r4:00000000 [ 1330.206855][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.206889][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.206923][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.206974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e2540 [ 1330.206999][ T32] r4:00000000 [ 1330.207028][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.207085][ T32] r9:83018205 r8:851bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1330.207131][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.207185][ T32] r5:00001000 r4:eab59000 [ 1330.207207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.207275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.207320][ T32] r5:8515b38c r4:8515b000 [ 1330.207340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.207414][ T32] r7:ddde2d80 r6:83018200 r5:8515b38c r4:850e9080 [ 1330.207450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.207535][ T32] r10:61c88647 r9:851bb000 r8:850e90ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1330.207725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1330.230100][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.230864][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1330.231031][ T32] r4:e05addc0 ** 5 printk messages dropped ** [ 1330.231266][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.231708][ T32] r4:84bbbf00 ** 4 printk messages dropped ** [ 1330.231906][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 4 printk messages dropped ** [ 1330.232078][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1330.232294][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.232543][ T32] r5:851bbc00 r4:8291a680 ** 5 printk messages dropped ** [ 1330.232786][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.233293][ T32] r5:8517eb8c r4:8517e800 [ 1330.233316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.233475][ T32] r4:850e9180 ** 5 printk messages dropped ** [ 1330.233724][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.234348][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.234881][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1330.235099][ T32] r4:e05addc0 ** 6 printk messages dropped ** [ 1330.235427][ T32] r5:00001000 r4:dfd07000 ** 6 printk messages dropped ** [ 1330.235797][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1330.236029][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 4 printk messages dropped ** [ 1330.236262][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1330.236511][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.236722][ T32] r4:851bc800 ** 4 printk messages dropped ** [ 1330.236931][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab3de08 ** 5 printk messages dropped ** [ 1330.237350][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.237751][ T32] r5:8517ef8c r4:8517ec00 [ 1330.237771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.237817][ T32] r7:ddde2d80 r6:83018200 r5:8517ef8c r4:850e9280 [ 1330.237838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.237893][ T32] r10:61c88647 r9:851bc800 r8:850e92ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.237941][ T32] r4:850e9280 [ 1330.237963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.238010][ T32] r10:00000000 r9:850e9280 r8:80287e08 r7:eab25e60 r6:850e9300 r5:851bc800 [ 1330.238033][ T32] r4:00000001 [ 1330.238052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.238087][ T32] Exception stack(0xeab3dfb0 to 0xeab3dff8) [ 1330.238112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.238186][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.268736][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.268818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.268850][ T32] r4:84835cc0 [ 1330.269272][ T32] INFO: task kworker/1:263:4151 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.269334][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.269430][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.269494][ T32] Call trace: [ 1330.269541][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.269601][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.269646][ T32] r4:00000000 [ 1330.269692][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.269762][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.269816][ T32] dd20: 815d2000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.269849][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.269890][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.269916][ T32] r5:800f0013 r4:80239bb0 [ 1330.269946][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.269993][ T32] r4:82ac21e4 [ 1330.270015][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.270080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.270115][ T32] r4:e05addc0 [ 1330.270137][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.270218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.270265][ T32] r4:00000000 [ 1330.270309][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.270371][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.270403][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.270451][ T32] r5:00001000 r4:dfd07000 [ 1330.270486][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.270560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.270624][ T32] r5:84be078c r4:84be0400 [ 1330.270692][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.270789][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.270846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.270905][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.270929][ T32] r4:84bbbf00 [ 1330.270949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.270995][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.271042][ T32] r4:00000001 [ 1330.271089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.271129][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.271156][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.271236][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.271276][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.271308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.271330][ T32] r4:84ba87c0 [ 1330.271350][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.271412][ T32] INFO: task kworker/1:264:4154 blocked for more than 456 seconds. [ 1330.271477][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.271509][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.271578][ T32] task:kworker/1:264 state:D stack:0 pid:4154 tgid:4154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.271648][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.271696][ T32] Call trace: [ 1330.271737][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.271815][ T32] r10:8291a684 r9:eab51d84 r8:00000002 r7:60000113 r6:eab51d8c r5:851bd400 [ 1330.271842][ T32] r4:851bd400 [ 1330.271862][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.271927][ T32] r5:851bd400 r4:8291a680 [ 1330.271950][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.271990][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.272050][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 [ 1330.272089][ T32] r4:00000000 [ 1330.272134][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.272173][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.272229][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.272273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84835f00 [ 1330.272298][ T32] r4:00000000 [ 1330.272335][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.272410][ T32] r9:83018205 r8:851bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1330.272435][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.272490][ T32] r5:00001000 r4:eab4d000 [ 1330.272512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.272552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.272593][ T32] r5:8517f38c r4:8517f000 [ 1330.272612][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.272664][ T32] r7:ddde2d80 r6:83018200 r5:8517f38c r4:850e9380 [ 1330.272685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.272753][ T32] r10:61c88647 r9:851bd400 r8:850e93ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.272780][ T32] r4:850e9380 [ 1330.272799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.272844][ T32] r10:00000000 r9:850e9380 r8:80287e08 r7:eab25e60 r6:850e9400 r5:851bd400 [ 1330.272891][ T32] r4:00000001 [ 1330.272963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.273004][ T32] Exception stack(0xeab51fb0 to 0xeab51ff8) [ 1330.273031][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.273059][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.273107][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.273138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1330.273506][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1330.274156][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.274211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.274257][ T32] r4:e05addc0 [ 1330.274303][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.274370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.274430][ T32] r4:00000000 [ 1330.274453][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.274500][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.274544][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.274598][ T32] r5:00001000 r4:dfd07000 [ 1330.274640][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.274683][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.274725][ T32] r5:84be078c r4:84be0400 [ 1330.274753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.274804][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.274825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.274872][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.274904][ T32] r4:84bbbf00 [ 1330.274926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.274986][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.275015][ T32] r4:00000001 [ 1330.275067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.275140][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.275192][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.275223][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.275258][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.275310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.275356][ T32] r4:84ba87c0 [ 1330.275384][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.275421][ T32] INFO: task kworker/0:255:4155 blocked for more than 456 seconds. [ 1330.275451][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.275491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.275516][ T32] task:kworker/0:255 state:D stack:0 pid:4155 tgid:4155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.275597][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.275714][ T32] Call trace: [ 1330.275756][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.275806][ T32] r10:8291a684 r9:eab61d84 r8:00000002 r7:60000013 r6:eab61d8c r5:851be000 [ 1330.275874][ T32] r4:851be000 [ 1330.275919][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.275980][ T32] r5:851be000 r4:8291a680 [ 1330.276011][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.276052][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.276104][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab61e08 [ 1330.276131][ T32] r4:00000000 [ 1330.276181][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.276224][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.276281][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.276324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e2780 [ 1330.276347][ T32] r4:00000000 [ 1330.276367][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.276432][ T32] r9:83018005 r8:851be000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1330.276457][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.276509][ T32] r5:00001000 r4:eab75000 [ 1330.276542][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.276584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.276628][ T32] r5:8515b78c r4:8515b400 [ 1330.276648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.276693][ T32] r7:dddced80 r6:83018000 r5:8515b78c r4:850dc000 [ 1330.276723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.276772][ T32] r10:61c88647 r9:851be000 r8:850dc02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.276817][ T32] r4:850dc000 [ 1330.276839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.276885][ T32] r10:00000000 r9:850dc000 r8:80287e08 r7:eab19e60 r6:850e9480 r5:851be000 [ 1330.276928][ T32] r4:00000001 [ 1330.276971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.277031][ T32] Exception stack(0xeab61fb0 to 0xeab61ff8) [ 1330.277061][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1330.277118][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1330.277640][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.277842][ T32] dd20: 815d2000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1330.278208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1330.299236][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1330.299505][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.299665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.300066][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.300449][ T32] r5:851bec00 r4:8291a680 ** 3 printk messages dropped ** [ 1330.300652][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.300894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8640 ** 7 printk messages dropped ** [ 1330.301190][ T32] r5:8518c38c r4:8518c000 [ 1330.301213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.301379][ T32] r4:850e9500 ** 3 printk messages dropped ** [ 1330.301593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1330.302275][ T32] INFO: task kworker/1:265:4157 is blocked on a mutex likely owned by task kworker/1:202:3656. ** 4 printk messages dropped ** [ 1330.302645][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.302668][ T32] r4:00000000 [ 1330.302703][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.302745][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.302774][ T32] dd20: 81689000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.302814][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.302842][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.302867][ T32] r5:800f0013 r4:80239bb0 [ 1330.302908][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.302973][ T32] r4:82ac21e4 [ 1330.302998][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.303075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.303103][ T32] r4:e05addc0 [ 1330.303147][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.303192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.303235][ T32] r4:00000000 [ 1330.303260][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.303306][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.303328][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.303369][ T32] r5:00001000 r4:dfd07000 [ 1330.303395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.303438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.303480][ T32] r5:84be078c r4:84be0400 [ 1330.303510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.303588][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.303612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.303661][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.303684][ T32] r4:84bbbf00 [ 1330.303713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.303785][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.303821][ T32] r4:00000001 [ 1330.303841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.303877][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.303904][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.303932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.303958][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.303985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.304007][ T32] r4:84ba87c0 [ 1330.304059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.304089][ T32] INFO: task kworker/1:266:4159 blocked for more than 456 seconds. ** 3 printk messages dropped ** [ 1330.304260][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.304750][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.305182][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.305366][ T32] r5:8517f78c r4:8517f400 [ 1330.305387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.305462][ T32] r7:ddde2d80 r6:83018200 r5:8517f78c r4:850e9600 [ 1330.305487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.305536][ T32] r10:61c88647 r9:851b8c00 r8:850e962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.305559][ T32] r4:850e9600 [ 1330.305578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.305623][ T32] r10:00000000 r9:850e9600 r8:80287e08 r7:eab5de60 r6:850e9680 r5:851b8c00 [ 1330.305668][ T32] r4:00000001 [ 1330.305691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.305747][ T32] Exception stack(0xeab6dfb0 to 0xeab6dff8) [ 1330.305777][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.305823][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.305867][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.305900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.305945][ T32] r4:84835fc0 [ 1330.306170][ T32] INFO: task kworker/1:266:4159 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.306204][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.306258][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.306303][ T32] Call trace: [ 1330.306332][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.306382][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.306415][ T32] r4:00000000 [ 1330.306458][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.306524][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.306576][ T32] dd20: 81689000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.306610][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.306658][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.306701][ T32] r5:800f0013 r4:80239bb0 [ 1330.306754][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.306798][ T32] r4:82ac21e4 [ 1330.306819][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.306861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.306991][ T32] r4:e05addc0 [ 1330.307016][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.307119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.307238][ T32] r4:00000000 [ 1330.307261][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.307343][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.307396][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.307442][ T32] r5:00001000 r4:dfd07000 [ 1330.307462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.307501][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.307593][ T32] r5:84be078c r4:84be0400 [ 1330.307619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.307669][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.307712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.307768][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.307814][ T32] r4:84bbbf00 [ 1330.307843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.307890][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.307936][ T32] r4:00000001 [ 1330.307959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.308016][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.308066][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.308099][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.308126][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.308154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.308226][ T32] r4:84ba87c0 ** 2 printk messages dropped ** [ 1330.341406][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1330.341975][ T32] r4:851c0000 ** 2 printk messages dropped ** [ 1330.342085][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1330.342649][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.343016][ T32] r5:8515bf8c r4:8515bc00 [ 1330.343041][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.343112][ T32] r7:dddced80 r6:83018000 r5:8515bf8c r4:850dc080 ** 1 printk messages dropped ** [ 1330.343186][ T32] r10:61c88647 r9:851c0000 r8:850dc0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1330.343689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1330.344556][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.344703][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1330.344989][ T32] r4:e05addc0 ** 5 printk messages dropped ** [ 1330.345164][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1330.345642][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 9 printk messages dropped ** [ 1330.346148][ T32] INFO: task kworker/0:257:4164 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1330.346548][ T32] r5:851c1800 r4:8291a680 ** 2 printk messages dropped ** [ 1330.346673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 ** 9 printk messages dropped ** [ 1330.347043][ T32] r5:00001000 r4:dfe8d000 ** 2 printk messages dropped ** [ 1330.347252][ T32] r5:85160b8c r4:85160800 ** 2 printk messages dropped ** [ 1330.347346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1330.347804][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.360648][ T32] Call trace: ** 1 printk messages dropped ** [ 1330.360823][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.360852][ T32] r4:00000000 [ 1330.360874][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.360938][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.360971][ T32] dd20: 82028000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.361024][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.361052][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.361078][ T32] r5:800f0013 r4:80239bb0 [ 1330.361099][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.361142][ T32] r4:82ac21e4 [ 1330.361162][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.361227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.361255][ T32] r4:e05addc0 [ 1330.361318][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.361365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.361395][ T32] r4:00000000 [ 1330.361428][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.361478][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.361511][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.361582][ T32] r5:00001000 r4:dfd07000 [ 1330.361608][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.361651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.361693][ T32] r5:84be078c r4:84be0400 [ 1330.361734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.361786][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.361808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.361856][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.361880][ T32] r4:84bbbf00 [ 1330.361899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.361946][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.361968][ T32] r4:00000001 [ 1330.361988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.362045][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.362105][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.362136][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.362163][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.362191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.362229][ T32] r4:84ba87c0 [ 1330.362281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.362315][ T32] INFO: task kworker/0:258:4165 blocked for more than 456 seconds. [ 1330.362349][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.362373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.362401][ T32] task:kworker/0:258 state:D stack:0 pid:4165 tgid:4165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.362470][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.362569][ T32] Call trace: [ 1330.362625][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.362676][ T32] r10:8291a684 r9:eab9dd84 r8:00000002 r7:60000013 r6:eab9dd8c r5:851c2400 [ 1330.362700][ T32] r4:851c2400 [ 1330.362824][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.362944][ T32] r5:851c2400 r4:8291a680 [ 1330.363013][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.363057][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.363143][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab9de08 [ 1330.363169][ T32] r4:00000000 [ 1330.363190][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.363309][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.363439][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.363485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e2d80 [ 1330.363526][ T32] r4:00000000 [ 1330.363575][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.363621][ T32] r9:83018005 r8:851c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1330.363644][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.363685][ T32] r5:00001000 r4:dfcc1000 [ 1330.363729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.363826][ T32] r5:8516078c r4:85160400 [ 1330.363849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.364052][ T32] r10:61c88647 r9:851c2400 r8:850dc1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1330.364501][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1330.365285][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.365789][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1330.366008][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1330.366092][ T32] r4:e05addc0 ** 6 printk messages dropped ** [ 1330.366450][ T32] r5:00001000 r4:dfd07000 ** 6 printk messages dropped ** [ 1330.366778][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1330.367187][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 4 printk messages dropped ** [ 1330.367423][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1330.367694][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.385035][ T32] r5:851c3000 r4:8291a680 ** 3 printk messages dropped ** [ 1330.385321][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.385522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e3380 ** 7 printk messages dropped ** [ 1330.386003][ T32] r5:8517fb8c r4:8517f800 [ 1330.386024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.386176][ T32] r10:61c88647 r9:851c3000 r8:850e98ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.386539][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.387196][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.387513][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1330.387789][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1330.387858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.387880][ T32] r4:e05addc0 [ 1330.387899][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.387962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.387988][ T32] r4:00000000 [ 1330.388009][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.388076][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.388172][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.402975][ T32] r5:00001000 r4:dfd07000 [ 1330.403023][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.403114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.403166][ T32] r5:84be078c r4:84be0400 [ 1330.403189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.403239][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.403260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.403308][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.403350][ T32] r4:84bbbf00 [ 1330.403374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.403432][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.403474][ T32] r4:00000001 [ 1330.403498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.403538][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.403599][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.403628][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.403654][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.403683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.403705][ T32] r4:84ba87c0 [ 1330.403729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.403759][ T32] INFO: task kworker/1:268:4169 blocked for more than 456 seconds. [ 1330.403791][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.403815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.403837][ T32] task:kworker/1:268 state:D stack:0 pid:4169 tgid:4169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.403895][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.403968][ T32] Call trace: [ 1330.404003][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.404056][ T32] r10:8291a684 r9:eab79d84 r8:00000002 r7:60000113 r6:eab79d8c r5:851c3c00 [ 1330.404080][ T32] r4:851c3c00 [ 1330.404100][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.404162][ T32] r5:851c3c00 r4:8291a680 [ 1330.404187][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.404246][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.404293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab79e08 [ 1330.404327][ T32] r4:00000000 [ 1330.404349][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.404405][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.404491][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.404539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e3580 [ 1330.404577][ T32] r4:00000000 [ 1330.404608][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.404699][ T32] r9:83018205 r8:851c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1330.404730][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.404773][ T32] r5:00001000 r4:dfd45000 [ 1330.404815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.404880][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.404932][ T32] r5:8517ff8c r4:8517fc00 [ 1330.404968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.405016][ T32] r7:ddde2d80 r6:83018200 r5:8517ff8c r4:850e9980 [ 1330.405038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.405085][ T32] r10:61c88647 r9:851c3c00 r8:850e99ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.405129][ T32] r4:850e9980 [ 1330.405158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.405247][ T32] r10:00000000 r9:850e9980 r8:80287e08 r7:eab5de60 r6:850e9a00 r5:851c3c00 [ 1330.405316][ T32] r4:00000001 [ 1330.405338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.405404][ T32] Exception stack(0xeab79fb0 to 0xeab79ff8) [ 1330.405437][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.405480][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.405509][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.405561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.405588][ T32] r4:850e32c0 [ 1330.406005][ T32] INFO: task kworker/1:268:4169 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.406039][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.406122][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.406193][ T32] Call trace: [ 1330.406244][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.406298][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.406322][ T32] r4:00000000 [ 1330.406342][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.406411][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.406465][ T32] dd20: 82697000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.406499][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.406583][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.406612][ T32] r5:800f0013 r4:80239bb0 [ 1330.406632][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.406673][ T32] r4:82ac21e4 [ 1330.406693][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.406768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.406796][ T32] r4:e05addc0 [ 1330.406900][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.406945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.407008][ T32] r4:00000000 [ 1330.407052][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.407101][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 5 printk messages dropped ** [ 1330.407404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1330.407741][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1330.407828][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.408075][ T32] task:kworker/1:269 state:D stack:0 pid:4172 tgid:4172 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.426229][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab85e08 ** 4 printk messages dropped ** [ 1330.426382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e3880 ** 7 printk messages dropped ** [ 1330.426649][ T32] r5:84712f8c r4:84712c00 ** 1 printk messages dropped ** [ 1330.426715][ T32] r7:ddde2d80 r6:83018200 r5:84712f8c r4:850e9a80 ** 5 printk messages dropped ** [ 1330.426890][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.427030][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1330.427747][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.427973][ T32] dd20: 82a97000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1330.433724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1330.434291][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1330.434507][ T32] r4:00000001 [ 1330.434527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.434566][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.434616][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.434650][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.434710][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.434767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.434799][ T32] r4:84ba87c0 [ 1330.434844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.434888][ T32] INFO: task kworker/0:259:4174 blocked for more than 456 seconds. [ 1330.434925][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.434950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.434994][ T32] task:kworker/0:259 state:D stack:0 pid:4174 tgid:4174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.435056][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.435128][ T32] Call trace: [ 1330.435161][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.435213][ T32] r10:8291a684 r9:eaba5d84 r8:00000002 r7:60000013 r6:eaba5d8c r5:851c5400 [ 1330.435236][ T32] r4:851c5400 [ 1330.435257][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.435300][ T32] r5:851c5400 r4:8291a680 [ 1330.435373][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.435425][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.435486][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba5e08 [ 1330.435512][ T32] r4:00000000 [ 1330.435531][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.435602][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.435637][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.435678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e2980 [ 1330.435700][ T32] r4:00000000 [ 1330.435721][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.435831][ T32] r9:83018005 r8:851c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1330.435863][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.435907][ T32] r5:00001000 r4:dfee5000 [ 1330.435926][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.435990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.436073][ T32] r5:85160f8c r4:85160c00 [ 1330.436096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.436177][ T32] r7:dddced80 r6:83018000 r5:85160f8c r4:850dc200 [ 1330.436225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.436280][ T32] r10:61c88647 r9:851c5400 r8:850dc22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.436303][ T32] r4:850dc200 [ 1330.436324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.436493][ T32] r10:00000000 r9:850dc200 r8:80287e08 r7:eab99e60 r6:850e9b80 r5:851c5400 [ 1330.436543][ T32] r4:00000001 [ 1330.436565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.436649][ T32] Exception stack(0xeaba5fb0 to 0xeaba5ff8) [ 1330.436679][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.436707][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.436735][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.436763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.436848][ T32] r4:850e2dc0 [ 1330.437272][ T32] INFO: task kworker/0:259:4174 is blocked on a mutex likely owned by task kworker/1:202:3656. ** 4 printk messages dropped ** [ 1330.437726][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1330.438174][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1330.452324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.452360][ T32] r4:e05addc0 [ 1330.452408][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.452461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.452484][ T32] r4:00000000 [ 1330.452586][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.452639][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.452662][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.452708][ T32] r5:00001000 r4:dfd07000 [ 1330.452758][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.452824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.452870][ T32] r5:84be078c r4:84be0400 [ 1330.452893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.452941][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.452962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.453009][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.453117][ T32] r4:84bbbf00 [ 1330.453185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.453255][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.453281][ T32] r4:00000001 [ 1330.453302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.453364][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.453414][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.453445][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.453472][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.453523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.453571][ T32] r4:84ba87c0 [ 1330.453640][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.453696][ T32] INFO: task kworker/0:260:4176 blocked for more than 456 seconds. [ 1330.453754][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.453787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.453811][ T32] task:kworker/0:260 state:D stack:0 pid:4176 tgid:4176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.453910][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.453985][ T32] Call trace: [ 1330.454031][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.454086][ T32] r10:8291a684 r9:eaba9d84 r8:00000002 r7:60000113 r6:eaba9d8c r5:851c6000 [ 1330.454111][ T32] r4:851c6000 [ 1330.454130][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.454196][ T32] r5:851c6000 r4:8291a680 ** 1 printk messages dropped ** [ 1330.454369][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.454719][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.455032][ T32] r5:8516138c r4:85161000 [ 1330.455083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.455133][ T32] r7:dddced80 r6:83018000 r5:8516138c r4:850dc280 ** 1 printk messages dropped ** [ 1330.455241][ T32] r10:61c88647 r9:851c6000 r8:850dc2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1330.455585][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.456268][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.456603][ T32] dd20: 82fd5000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1330.457073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1330.457645][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 7 printk messages dropped ** [ 1330.457931][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 4 printk messages dropped ** [ 1330.458186][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1330.481730][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.482306][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.482722][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1330.483001][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1330.483429][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.483654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1330.484159][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.484216][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.484327][ T32] Call trace: [ 1330.484387][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.484474][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.484502][ T32] r4:00000000 [ 1330.484522][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.484562][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.484590][ T32] dd20: 8349f000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.484619][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.484643][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.484666][ T32] r5:800f0013 r4:80239bb0 [ 1330.484686][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.484724][ T32] r4:82ac21e4 [ 1330.484743][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.484785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.484809][ T32] r4:e05addc0 [ 1330.484828][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.484890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.484917][ T32] r4:00000000 [ 1330.484958][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.485018][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.485041][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.485085][ T32] r5:00001000 r4:dfd07000 [ 1330.485124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.485167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.485209][ T32] r5:84be078c r4:84be0400 [ 1330.485229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.485275][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.485296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.485341][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.485363][ T32] r4:84bbbf00 [ 1330.485382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.485436][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.485458][ T32] r4:00000001 [ 1330.485498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.485538][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.485606][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.485703][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.485733][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.485800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.485825][ T32] r4:84ba87c0 [ 1330.485856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.485907][ T32] INFO: task kworker/1:270:4180 blocked for more than 456 seconds. [ 1330.485945][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.485969][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.485989][ T32] task:kworker/1:270 state:D stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.486032][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.486119][ T32] Call trace: [ 1330.486163][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.486257][ T32] r10:8291a684 r9:eabb1d84 r8:00000002 r7:60000113 r6:eabb1d8c r5:851c0c00 [ 1330.486284][ T32] r4:851c0c00 [ 1330.486303][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.486398][ T32] r5:851c0c00 r4:8291a680 [ 1330.486447][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.486492][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.486579][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb1e08 [ 1330.486605][ T32] r4:00000000 [ 1330.486626][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1330.486704][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1330.487072][ T32] r5:8518cb8c r4:8518c800 [ 1330.487114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1330.487220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.487659][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.499139][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.499404][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1330.499893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 8 printk messages dropped ** [ 1330.500308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1330.500858][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1330.501200][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1330.501581][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.501923][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1330.502360][ T32] r9:83018005 r8:85123000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1330.502382][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.502432][ T32] r5:00001000 r4:e0443000 [ 1330.502452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.502492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.502533][ T32] r5:85161b8c r4:85161800 [ 1330.502553][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.502597][ T32] r7:dddced80 r6:83018000 r5:85161b8c r4:850dc380 [ 1330.502618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.502664][ T32] r10:61c88647 r9:85123000 r8:850dc3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.502685][ T32] r4:850dc380 [ 1330.502704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.502757][ T32] r10:00000000 r9:850dc380 r8:80287e08 r7:eaba1e60 r6:850dc400 r5:85123000 [ 1330.502820][ T32] r4:00000001 [ 1330.502841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.502877][ T32] Exception stack(0xeabadfb0 to 0xeabadff8) [ 1330.502925][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.502959][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.503029][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.503062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.503127][ T32] r4:84810540 [ 1330.503570][ T32] INFO: task kworker/0:262:4182 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.503609][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.503709][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.503793][ T32] Call trace: [ 1330.503836][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.503890][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.503914][ T32] r4:00000000 [ 1330.503965][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.504027][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.504079][ T32] dd20: 8361a000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.504154][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.504183][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.504208][ T32] r5:800f0013 r4:80239bb0 [ 1330.504251][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.504295][ T32] r4:82ac21e4 [ 1330.504360][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.504416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.504441][ T32] r4:e05addc0 [ 1330.504483][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.504531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.504571][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.504641][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.504663][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.504704][ T32] r5:00001000 r4:dfd07000 [ 1330.504724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.504771][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.504828][ T32] r5:84be078c r4:84be0400 [ 1330.504852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.504965][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.505038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.505090][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.505113][ T32] r4:84bbbf00 [ 1330.505141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.505191][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.505213][ T32] r4:00000001 [ 1330.505232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.505267][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.505293][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.505320][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.505346][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.505373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.505405][ T32] r4:84ba87c0 [ 1330.505435][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.505543][ T32] INFO: task kworker/0:263:4184 blocked for more than 457 seconds. [ 1330.505657][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.505706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.505730][ T32] task:kworker/0:263 state:D stack:0 pid:4184 tgid:4184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.505820][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.505880][ T32] Call trace: [ 1330.505913][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.505969][ T32] r10:8291a684 r9:eabb5d84 r8:00000002 r7:60000013 r6:eabb5d8c r5:85126c00 [ 1330.505996][ T32] r4:85126c00 [ 1330.506038][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.506084][ T32] r5:85126c00 r4:8291a680 [ 1330.506105][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.506143][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.506184][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb5e08 [ 1330.506206][ T32] r4:00000000 [ 1330.506226][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1330.506482][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.506676][ T32] r5:85161f8c r4:85161c00 [ 1330.506699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.506955][ T32] r10:61c88647 r9:85126c00 r8:850dc4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1330.507297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1330.508041][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.535264][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1330.535688][ T32] r4:e05addc0 ** 6 printk messages dropped ** [ 1330.536088][ T32] r5:00001000 r4:dfd07000 ** 6 printk messages dropped ** [ 1330.536548][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.536771][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.537104][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.537541][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1330.538067][ T32] r9:83018005 r8:85126000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1330.545440][ T32] r5:8516238c r4:85162000 ** 3 printk messages dropped ** [ 1330.545630][ T32] r10:61c88647 r9:85126000 r8:850dc5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1330.545806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1330.546630][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.547158][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.547186][ T32] r5:800f0013 r4:80239bb0 [ 1330.547207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.547258][ T32] r4:82ac21e4 [ 1330.547281][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.547346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.547397][ T32] r4:e05addc0 [ 1330.547421][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.547505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.547569][ T32] r4:00000000 [ 1330.547622][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.547696][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.547731][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.547777][ T32] r5:00001000 r4:dfd07000 [ 1330.547797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.547846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.547933][ T32] r5:84be078c r4:84be0400 [ 1330.547956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.548026][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.548052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.548149][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.561350][ T32] r4:84bbbf00 [ 1330.561428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.561499][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.561524][ T32] r4:00000001 [ 1330.561543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.561581][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.561610][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.561638][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.561664][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.561693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.561715][ T32] r4:84ba87c0 [ 1330.561737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.561778][ T32] INFO: task kworker/0:265:4188 blocked for more than 457 seconds. [ 1330.561853][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.561906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.561940][ T32] task:kworker/0:265 state:D stack:0 pid:4188 tgid:4188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.561997][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.562046][ T32] Call trace: [ 1330.562077][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.562160][ T32] r10:8291a684 r9:eabbdd84 r8:00000002 r7:60000013 r6:eabbdd8c r5:85125400 [ 1330.562253][ T32] r4:85125400 [ 1330.562318][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.562423][ T32] r5:85125400 r4:8291a680 [ 1330.562453][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.562539][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.562597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabbde08 [ 1330.562646][ T32] r4:00000000 [ 1330.562690][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.562769][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1330.562953][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.563220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.563263][ T32] r5:8516278c r4:85162400 [ 1330.563282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.563502][ T32] r4:850dc680 ** 6 printk messages dropped ** [ 1330.563906][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.564781][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.565088][ T32] dd20: 84189000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 6 printk messages dropped ** [ 1330.565442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 9 printk messages dropped ** [ 1330.565935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.566369][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 9 printk messages dropped ** [ 1330.566827][ T32] INFO: task kworker/0:266:4190 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1330.567359][ T32] r5:84980000 r4:8291a680 ** 5 printk messages dropped ** [ 1330.567689][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.568154][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.583044][ T32] r4:850dc780 ** 6 printk messages dropped ** [ 1330.583252][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.584131][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.584310][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1330.584789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 9 printk messages dropped ** [ 1330.585367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.585762][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.585958][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.586205][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1330.586276][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.586357][ T32] r10:8291a684 r9:eabc5d84 r8:00000002 r7:60000113 r6:eabc5d8c r5:84980c00 [ 1330.586409][ T32] r4:84980c00 [ 1330.586435][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.586481][ T32] r5:84980c00 r4:8291a680 [ 1330.586540][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.586591][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.586645][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc5e08 [ 1330.586672][ T32] r4:00000000 [ 1330.586691][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.586726][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.586760][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.586800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d0800 [ 1330.586823][ T32] r4:00000000 [ 1330.586842][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.586884][ T32] r9:83018005 r8:84980c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1330.586946][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.586993][ T32] r5:00001000 r4:e053b000 [ 1330.587056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.587127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.587196][ T32] r5:85162f8c r4:85162c00 [ 1330.587219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.587266][ T32] r7:dddced80 r6:83018000 r5:85162f8c r4:850dc880 [ 1330.587308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.587358][ T32] r10:61c88647 r9:84980c00 r8:850dc8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.587411][ T32] r4:850dc880 [ 1330.587454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.587519][ T32] r10:00000000 r9:850dc880 r8:80287e08 r7:eabc1e60 r6:850dc900 r5:84980c00 [ 1330.587564][ T32] r4:00000001 [ 1330.587586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.587623][ T32] Exception stack(0xeabc5fb0 to 0xeabc5ff8) [ 1330.587649][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.587691][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.587722][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.587771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.587843][ T32] r4:850d0340 [ 1330.588089][ T32] INFO: task kworker/0:267:4191 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.605634][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.605790][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.605891][ T32] Call trace: [ 1330.605953][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.606020][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.606112][ T32] r4:00000000 [ 1330.606139][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.606184][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.606238][ T32] dd20: 846af000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.606336][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.606400][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.606451][ T32] r5:800f0013 r4:80239bb0 [ 1330.606542][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.606589][ T32] r4:82ac21e4 [ 1330.606610][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1330.606786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1330.607382][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1330.607766][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.608362][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.614101][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.614526][ T32] r9:83018005 r8:84981800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 ** 3 printk messages dropped ** [ 1330.614715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.615117][ T32] r10:00000000 r9:850dc980 r8:80287e08 r7:eabc5e60 r6:850dca00 r5:84981800 ** 9 printk messages dropped ** [ 1330.615923][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.616637][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.616895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 13 printk messages dropped ** [ 1330.617607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.617652][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.617674][ T32] r4:00000001 [ 1330.617693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.617821][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.617852][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.617881][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.617927][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.617959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.617981][ T32] r4:84ba87c0 [ 1330.618002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.618031][ T32] INFO: task kworker/0:269:4196 blocked for more than 457 seconds. [ 1330.618192][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.635570][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.635642][ T32] task:kworker/0:269 state:D stack:0 pid:4196 tgid:4196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.635709][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.635803][ T32] Call trace: [ 1330.635838][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.635916][ T32] r10:8291a684 r9:eabcdd84 r8:00000002 r7:60000113 r6:eabcdd8c r5:84982400 [ 1330.635965][ T32] r4:84982400 [ 1330.635990][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.636056][ T32] r5:84982400 r4:8291a680 [ 1330.636103][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.636147][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.636189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabcde08 [ 1330.636212][ T32] r4:00000000 [ 1330.636251][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.636328][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.636370][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.636444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d0c80 [ 1330.636491][ T32] r4:00000000 [ 1330.636515][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.636563][ T32] r9:83018005 r8:84982400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1330.636586][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.636640][ T32] r5:00001000 r4:e06a1000 [ 1330.636664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.636705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.636747][ T32] r5:85163b8c r4:85163800 [ 1330.636776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.636829][ T32] r7:dddced80 r6:83018000 r5:85163b8c r4:850dca80 [ 1330.636850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.636897][ T32] r10:61c88647 r9:84982400 r8:850dcaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.636938][ T32] r4:850dca80 [ 1330.636989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.637039][ T32] r10:00000000 r9:850dca80 r8:80287e08 r7:eabc9e60 r6:850dcb00 r5:84982400 [ 1330.637085][ T32] r4:00000001 [ 1330.637109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.637148][ T32] Exception stack(0xeabcdfb0 to 0xeabcdff8) [ 1330.637176][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.637205][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.637231][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.637261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.637283][ T32] r4:850d0780 [ 1330.637729][ T32] INFO: task kworker/0:269:4196 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.637765][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.637851][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.637921][ T32] Call trace: [ 1330.637997][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.638053][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.638094][ T32] r4:00000000 [ 1330.644388][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.644528][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.644584][ T32] dd20: 84aa5000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.644638][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.644668][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.644695][ T32] r5:800f0013 r4:80239bb0 [ 1330.644738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.644785][ T32] r4:82ac21e4 [ 1330.644808][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.644850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.644873][ T32] r4:e05addc0 [ 1330.644892][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.644934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.644956][ T32] r4:00000000 [ 1330.644977][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.645021][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.645044][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.645089][ T32] r5:00001000 r4:dfd07000 [ 1330.645110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.645149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.645227][ T32] r5:84be078c r4:84be0400 [ 1330.645252][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.645323][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.645354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.645437][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.645492][ T32] r4:84bbbf00 [ 1330.645517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1330.645650][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.645880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1330.646428][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1330.646794][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.647180][ T32] r9:83018005 r8:84983000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 ** 3 printk messages dropped ** [ 1330.647399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.647608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1330.647898][ T32] Exception stack(0xeabd1fb0 to 0xeabd1ff8) ** 6 printk messages dropped ** [ 1330.661837][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.662421][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.662634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 12 printk messages dropped ** [ 1330.663156][ T32] r4:84bbbf00 ** 3 printk messages dropped ** [ 1330.663505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1330.663860][ T32] INFO: task kworker/0:271:4200 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1330.664297][ T32] r5:84983c00 r4:8291a680 ** 5 printk messages dropped ** [ 1330.664533][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1330.664642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d0e00 [ 1330.664670][ T32] r4:00000000 [ 1330.664711][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.664758][ T32] r9:83018005 r8:84983c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1330.664780][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.664823][ T32] r5:00001000 r4:e06c5000 [ 1330.664843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.664882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.664947][ T32] r5:85163f8c r4:85163c00 [ 1330.664992][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.665054][ T32] r7:dddced80 r6:83018000 r5:85163f8c r4:850dcc80 [ 1330.665079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.665159][ T32] r10:61c88647 r9:84983c00 r8:850dccac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.665187][ T32] r4:850dcc80 [ 1330.665229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.665279][ T32] r10:00000000 r9:850dcc80 r8:80287e08 r7:eabcde60 r6:850dcd00 r5:84983c00 [ 1330.665301][ T32] r4:00000001 [ 1330.665395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.665435][ T32] Exception stack(0xeabd5fb0 to 0xeabd5ff8) [ 1330.665462][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.665501][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.665531][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.665559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.665627][ T32] r4:850d0a80 [ 1330.665854][ T32] INFO: task kworker/0:271:4200 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.665931][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.666045][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.666156][ T32] Call trace: [ 1330.666226][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.666279][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.666312][ T32] r4:00000000 [ 1330.666335][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.666388][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.666428][ T32] dd20: 8504c000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.666457][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.666524][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.666574][ T32] r5:800f0013 r4:80239bb0 [ 1330.666598][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.666654][ T32] r4:82ac21e4 [ 1330.666677][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.666719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.666742][ T32] r4:e05addc0 [ 1330.666762][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.666802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.666824][ T32] r4:00000000 [ 1330.666842][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.666885][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.666907][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.666990][ T32] r5:00001000 r4:dfd07000 [ 1330.667013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.667075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.667121][ T32] r5:84be078c r4:84be0400 [ 1330.667176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.667248][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.667314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.667365][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.667389][ T32] r4:84bbbf00 [ 1330.667415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1330.667724][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.667968][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.694396][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.694861][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1330.695191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1330.695523][ T32] Exception stack(0xeabd9fb0 to 0xeabd9ff8) ** 8 printk messages dropped ** [ 1330.696403][ T32] Call trace: ** 7 printk messages dropped ** [ 1330.696827][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.696885][ T32] r5:800f0013 r4:80239bb0 [ 1330.696909][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.696972][ T32] r4:82ac21e4 [ 1330.696996][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.697061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.697087][ T32] r4:e05addc0 [ 1330.697192][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.697238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.697303][ T32] r4:00000000 [ 1330.697369][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.697424][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.697470][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.697601][ T32] r5:00001000 r4:dfd07000 [ 1330.697625][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.697706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.697753][ T32] r5:84be078c r4:84be0400 [ 1330.697773][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.697843][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.697889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.697983][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.698092][ T32] r4:84bbbf00 [ 1330.698202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.703282][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.703329][ T32] r4:00000001 [ 1330.703353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.703415][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.703445][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.703474][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.703521][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.703577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.703623][ T32] r4:84ba87c0 [ 1330.703672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.703738][ T32] INFO: task kworker/0:273:4203 blocked for more than 457 seconds. [ 1330.703787][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.703813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.703836][ T32] task:kworker/0:273 state:D stack:0 pid:4203 tgid:4203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.703945][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.704022][ T32] Call trace: [ 1330.704099][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.704154][ T32] r10:8291a684 r9:eabddd84 r8:00000002 r7:60000113 r6:eabddd8c r5:84985400 [ 1330.704178][ T32] r4:84985400 [ 1330.704198][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.704289][ T32] r5:84985400 r4:8291a680 [ 1330.704315][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.704376][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.704448][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabdde08 [ 1330.704473][ T32] r4:00000000 [ 1330.704515][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.704554][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.704593][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.704655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d0f80 [ 1330.704703][ T32] r4:00000000 [ 1330.704727][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.704818][ T32] r9:83018005 r8:84985400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.704854][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.705008][ T32] r5:00001000 r4:e06eb000 [ 1330.705032][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.705075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.705184][ T32] r5:8516838c r4:85168000 [ 1330.705315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.705506][ T32] r10:61c88647 r9:84985400 r8:850dceac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1330.705961][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.706795][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.706972][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1330.707295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1330.707757][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 6 printk messages dropped ** [ 1330.708040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1330.720678][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.721025][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.721430][ T32] r5:00001000 r4:e88f3000 ** 1 printk messages dropped ** [ 1330.721524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.721839][ T32] r10:61c88647 r9:84986000 r8:850dcfac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1330.722199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.723110][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1330.723383][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.723606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1330.724037][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.724059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.724126][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.724152][ T32] r4:84bbbf00 [ 1330.724171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.724219][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.724241][ T32] r4:00000001 [ 1330.724260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.724294][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.724319][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.724346][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.724372][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.724443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.724490][ T32] r4:84ba87c0 [ 1330.724514][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.724540][ T32] INFO: task kworker/0:275:4207 blocked for more than 457 seconds. [ 1330.724591][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.724619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.724686][ T32] task:kworker/0:275 state:D stack:0 pid:4207 tgid:4207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.724769][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.724833][ T32] Call trace: [ 1330.724981][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.725033][ T32] r10:8291a684 r9:eabe9d84 r8:00000002 r7:60000113 r6:eabe9d8c r5:84986c00 [ 1330.725099][ T32] r4:84986c00 [ 1330.725140][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.725197][ T32] r5:84986c00 r4:8291a680 [ 1330.725305][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.725349][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.725402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe9e08 [ 1330.725425][ T32] r4:00000000 [ 1330.725497][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.725535][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.725570][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.725611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f30c0 [ 1330.725659][ T32] r4:00000000 [ 1330.725704][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.725750][ T32] r9:83018005 r8:84986c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1330.725785][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.725828][ T32] r5:00001000 r4:e0731000 [ 1330.725914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.725957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.725999][ T32] r5:85168b8c r4:85168800 [ 1330.726019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.726064][ T32] r7:dddced80 r6:83018000 r5:85168b8c r4:850f1080 [ 1330.726105][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.726155][ T32] r10:61c88647 r9:84986c00 r8:850f10ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.726178][ T32] r4:850f1080 [ 1330.726219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.726266][ T32] r10:00000000 r9:850f1080 r8:80287e08 r7:eabe1e60 r6:850f1100 r5:84986c00 [ 1330.726290][ T32] r4:00000001 [ 1330.726309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.726344][ T32] Exception stack(0xeabe9fb0 to 0xeabe9ff8) [ 1330.726430][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.726474][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.726503][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.726532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.726554][ T32] r4:850f3000 [ 1330.726823][ T32] INFO: task kworker/0:275:4207 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.726857][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.726911][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.727019][ T32] Call trace: [ 1330.727049][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.727099][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.727147][ T32] r4:00000000 [ 1330.727170][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.727263][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.727294][ T32] dd20: 857b8000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.727323][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 5 printk messages dropped ** [ 1330.727630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 9 printk messages dropped ** [ 1330.728041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.749169][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 7 printk messages dropped ** [ 1330.749534][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1330.749835][ T32] r4:85138000 ** 4 printk messages dropped ** [ 1330.749997][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe5e08 [ 1330.750018][ T32] r4:00000000 [ 1330.750037][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.750071][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.750107][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.750150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3380 [ 1330.750198][ T32] r4:00000000 [ 1330.750264][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.750352][ T32] r9:83018005 r8:85138000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1330.750400][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.750448][ T32] r5:00001000 r4:e075b000 [ 1330.750470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.750511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.750553][ T32] r5:85168f8c r4:85168c00 [ 1330.750572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.750637][ T32] r7:dddced80 r6:83018000 r5:85168f8c r4:850f1180 [ 1330.750681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.750787][ T32] r10:61c88647 r9:85138000 r8:850f11ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.750841][ T32] r4:850f1180 [ 1330.750866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.750913][ T32] r10:00000000 r9:850f1180 r8:80287e08 r7:eabe1e60 r6:850f1200 r5:85138000 [ 1330.750935][ T32] r4:00000001 [ 1330.750954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.751009][ T32] Exception stack(0xeabe5fb0 to 0xeabe5ff8) [ 1330.751039][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.751097][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.751126][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.751175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.751200][ T32] r4:850f32c0 [ 1330.751647][ T32] INFO: task kworker/0:276:4210 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.751685][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.751742][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.751788][ T32] Call trace: [ 1330.751817][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.751888][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.751919][ T32] r4:00000000 [ 1330.751939][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.752002][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.752033][ T32] dd20: 85b99000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.752062][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.752099][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.752134][ T32] r5:800f0013 r4:80239bb0 [ 1330.752159][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.752201][ T32] r4:82ac21e4 [ 1330.752221][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.752291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.752317][ T32] r4:e05addc0 [ 1330.752358][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1330.752503][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 9 printk messages dropped ** [ 1330.752869][ T32] r4:84bbbf00 ** 3 printk messages dropped ** [ 1330.752978][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1330.753270][ T32] INFO: task kworker/0:277:4211 blocked for more than 457 seconds. [ 1330.753320][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.753528][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.753574][ T32] task:kworker/0:277 state:D stack:0 pid:4211 tgid:4211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.753759][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.753868][ T32] Call trace: [ 1330.753927][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.754018][ T32] r10:8291a684 r9:eabf1d84 r8:00000002 r7:60000113 r6:eabf1d8c r5:85138c00 [ 1330.754044][ T32] r4:85138c00 [ 1330.754080][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.754215][ T32] r5:85138c00 r4:8291a680 [ 1330.754259][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.754334][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.754382][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf1e08 [ 1330.754458][ T32] r4:00000000 [ 1330.754490][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.754572][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.754638][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.754683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3500 [ 1330.754726][ T32] r4:00000000 [ 1330.754776][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.754825][ T32] r9:83018005 r8:85138c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.754892][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.754939][ T32] r5:00001000 r4:e8891000 [ 1330.754979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.755021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.755155][ T32] r7:dddced80 r6:83018000 r5:8516938c r4:850f1280 ** 4 printk messages dropped ** [ 1330.755397][ T32] r10:00000000 r9:850f1280 r8:80287e08 r7:eabe1e60 r6:850f1300 r5:85138c00 ** 9 printk messages dropped ** [ 1330.756067][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.756717][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1330.757091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1330.757786][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.758114][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.783384][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.783833][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.784300][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1330.784552][ T32] r7:dddced80 r6:83018000 r5:85169f8c r4:850f1380 ** 2 printk messages dropped ** [ 1330.784665][ T32] r4:850f1380 ** 2 printk messages dropped ** [ 1330.784760][ T32] r4:00000001 [ 1330.784778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.784816][ T32] Exception stack(0xeabf5fb0 to 0xeabf5ff8) [ 1330.784855][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.784888][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.784914][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.784942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.784965][ T32] r4:850f3540 [ 1330.785377][ T32] INFO: task kworker/0:278:4214 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.785424][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.785508][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.785561][ T32] Call trace: [ 1330.785613][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.785704][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.785731][ T32] r4:00000000 [ 1330.785752][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.785792][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.785820][ T32] dd20: 8614a000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.785859][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.785910][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.785937][ T32] r5:800f0013 r4:80239bb0 [ 1330.785958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.785998][ T32] r4:82ac21e4 [ 1330.786018][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.786060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.786083][ T32] r4:e05addc0 [ 1330.786112][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.786156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.786199][ T32] r4:00000000 [ 1330.786222][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.786267][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.786289][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.786340][ T32] r5:00001000 r4:dfd07000 [ 1330.786362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.786429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.786478][ T32] r5:84be078c r4:84be0400 [ 1330.786498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.786544][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.786566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.786611][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.786644][ T32] r4:84bbbf00 [ 1330.786666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.786714][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.786736][ T32] r4:00000001 [ 1330.786775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.786816][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.786843][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.786881][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.786927][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.786958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.786980][ T32] r4:84ba87c0 [ 1330.787000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.787024][ T32] INFO: task kworker/0:279:4216 blocked for more than 457 seconds. [ 1330.787053][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.787076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1330.787140][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.787499][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.788053][ T32] r5:00001000 r4:eaa09000 ** 1 printk messages dropped ** [ 1330.788112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.804556][ T32] r7:dddced80 r6:83018000 r5:85169b8c r4:850f1480 ** 4 printk messages dropped ** [ 1330.804724][ T32] r10:00000000 r9:850f1480 r8:80287e08 r7:eabf5e60 r6:850f1500 r5:8513a400 ** 8 printk messages dropped ** [ 1330.805471][ T32] INFO: task kworker/0:279:4216 is blocked on a mutex likely owned by task kworker/1:202:3656. ** 10 printk messages dropped ** [ 1330.805925][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1330.806255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1330.806810][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1330.806924][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.806946][ T32] r4:00000001 [ 1330.806966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.807001][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.807027][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.807054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.807080][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.807108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.807129][ T32] r4:84ba87c0 [ 1330.807150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.807196][ T32] INFO: task kworker/0:280:4218 blocked for more than 457 seconds. [ 1330.807254][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.807303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.807328][ T32] task:kworker/0:280 state:D stack:0 pid:4218 tgid:4218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.807413][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.807470][ T32] Call trace: [ 1330.807538][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.807613][ T32] r10:8291a684 r9:eabedd84 r8:00000002 r7:60000013 r6:eabedd8c r5:8513bc00 [ 1330.807636][ T32] r4:8513bc00 [ 1330.807656][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.807699][ T32] r5:8513bc00 r4:8291a680 [ 1330.807738][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.807783][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.807825][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabede08 [ 1330.807869][ T32] r4:00000000 [ 1330.807912][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.807979][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.808040][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.808085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3ac0 [ 1330.808107][ T32] r4:00000000 [ 1330.808175][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.823396][ T32] r9:83018005 r8:8513bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1330.823449][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.823519][ T32] r5:00001000 r4:eaa29000 [ 1330.823565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.823611][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.823655][ T32] r5:8516a38c r4:8516a000 [ 1330.823698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.823772][ T32] r7:dddced80 r6:83018000 r5:8516a38c r4:850f1580 [ 1330.823817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.823870][ T32] r10:61c88647 r9:8513bc00 r8:850f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.823913][ T32] r4:850f1580 [ 1330.823957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.824008][ T32] r10:00000000 r9:850f1580 r8:80287e08 r7:eabf5e60 r6:850f1600 r5:8513bc00 [ 1330.824031][ T32] r4:00000001 [ 1330.824070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.824112][ T32] Exception stack(0xeabedfb0 to 0xeabedff8) [ 1330.824143][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.824171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.824198][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.824247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.824293][ T32] r4:850f39c0 [ 1330.824709][ T32] INFO: task kworker/0:280:4218 is blocked on a mutex likely owned by task kworker/1:202:3656. ** 2 printk messages dropped ** [ 1330.824894][ T32] Call trace: ** 8 printk messages dropped ** [ 1330.825192][ T32] r5:800f0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1330.825676][ T32] r5:00001000 r4:dfd07000 ** 8 printk messages dropped ** [ 1330.825948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1330.826694][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1330.827250][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.827687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.827887][ T32] r10:61c88647 r9:8513c800 r8:850f16ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.827909][ T32] r4:850f1680 [ 1330.827944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.827992][ T32] r10:00000000 r9:850f1680 r8:80287e08 r7:eabede60 r6:850f1700 r5:8513c800 [ 1330.828065][ T32] r4:00000001 [ 1330.828216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.838996][ T32] Exception stack(0xeac05fb0 to 0xeac05ff8) [ 1330.839087][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.839123][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.839151][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.839183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.839205][ T32] r4:850f39c0 [ 1330.839691][ T32] INFO: task kworker/0:281:4220 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.839736][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.839807][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.839878][ T32] Call trace: [ 1330.839938][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.840001][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.840026][ T32] r4:00000000 [ 1330.840066][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.840156][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.840223][ T32] dd20: 86bbe000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.840257][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.840283][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.840307][ T32] r5:800f0013 r4:80239bb0 [ 1330.840351][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.840432][ T32] r4:82ac21e4 [ 1330.840458][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.840522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.840551][ T32] r4:e05addc0 [ 1330.840571][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.840615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.840643][ T32] r4:00000000 [ 1330.840703][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.840761][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.840786][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.840828][ T32] r5:00001000 r4:dfd07000 [ 1330.840849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.840911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.840960][ T32] r5:84be078c r4:84be0400 [ 1330.840983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.841049][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.841107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.841159][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.841181][ T32] r4:84bbbf00 [ 1330.841200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.841245][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.841269][ T32] r4:00000001 [ 1330.841288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.841324][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.841350][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.841409][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1330.841470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1330.841575][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1330.841735][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.842023][ T32] r5:8513d400 r4:8291a680 ** 1 printk messages dropped ** [ 1330.842114][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1330.842385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85106040 ** 5 printk messages dropped ** [ 1330.842588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.842649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.842694][ T32] r5:8516af8c r4:8516ac00 [ 1330.842723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.842796][ T32] r7:dddced80 r6:83018000 r5:8516af8c r4:850f1780 ** 1 printk messages dropped ** [ 1330.842869][ T32] r10:61c88647 r9:8513d400 r8:850f17ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1330.842976][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.843153][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.843487][ T32] INFO: task kworker/0:282:4223 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.843579][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.843665][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.843711][ T32] Call trace: [ 1330.843779][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.843851][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.843878][ T32] r4:00000000 [ 1330.843918][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.843982][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.844015][ T32] dd20: 86bbe000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.844064][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.844093][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.844117][ T32] r5:800f0013 r4:80239bb0 [ 1330.844139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.844178][ T32] r4:82ac21e4 [ 1330.844231][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.844300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.844326][ T32] r4:e05addc0 [ 1330.844346][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.844388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.844420][ T32] r4:00000000 [ 1330.844440][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.844495][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.844592][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.844638][ T32] r5:00001000 r4:dfd07000 [ 1330.844658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.844697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.844759][ T32] r5:84be078c r4:84be0400 [ 1330.844803][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.844855][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.844907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.844960][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.844983][ T32] r4:84bbbf00 [ 1330.845003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.845049][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.845095][ T32] r4:00000001 [ 1330.845119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.845199][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.845303][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.845355][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.845404][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.845457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.845504][ T32] r4:84ba87c0 [ 1330.845550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.845600][ T32] INFO: task kworker/0:283:4225 blocked for more than 457 seconds. [ 1330.845659][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.845719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1330.845914][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1330.846259][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1330.846740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.846806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.847044][ T32] r10:61c88647 r9:8513e000 r8:850f18ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1330.847594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1330.870845][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.871016][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 12 printk messages dropped ** [ 1330.871609][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.871942][ T32] r4:84bbbf00 [ 1330.871981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.872033][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.872056][ T32] r4:00000001 [ 1330.872101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.872141][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.872167][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.872196][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.872245][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.872300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.872325][ T32] r4:84ba87c0 [ 1330.872371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.872410][ T32] INFO: task kworker/1:271:4228 blocked for more than 457 seconds. [ 1330.872444][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.872469][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.872491][ T32] task:kworker/1:271 state:D stack:0 pid:4228 tgid:4228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.872659][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.872738][ T32] Call trace: [ 1330.872797][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.872850][ T32] r10:8291a684 r9:eaaf9d84 r8:00000002 r7:60000013 r6:eaaf9d8c r5:8513ec00 [ 1330.872873][ T32] r4:8513ec00 [ 1330.872928][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.872997][ T32] r5:8513ec00 r4:8291a680 [ 1330.873020][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.873080][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.873125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf9e08 [ 1330.873148][ T32] r4:00000000 [ 1330.873166][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.873200][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.873253][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.873301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8ac0 [ 1330.873326][ T32] r4:00000000 [ 1330.873345][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.873395][ T32] r9:83018205 r8:8513ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1330.873488][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.873535][ T32] r5:00001000 r4:dfa57000 [ 1330.873556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.873594][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.873636][ T32] r5:8518cf8c r4:8518cc00 [ 1330.873677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.873726][ T32] r7:ddde2d80 r6:83018200 r5:8518cf8c r4:850e9e00 [ 1330.873747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.873795][ T32] r10:61c88647 r9:8513ec00 r8:850e9e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.873817][ T32] r4:850e9e00 [ 1330.873864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.873936][ T32] r10:00000000 r9:850e9e00 r8:80287e08 r7:eabb1e60 r6:850f1980 r5:8513ec00 [ 1330.873963][ T32] r4:00000001 [ 1330.874005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.874065][ T32] Exception stack(0xeaaf9fb0 to 0xeaaf9ff8) [ 1330.874116][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.874148][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.874197][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.874246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.874271][ T32] r4:850f8780 [ 1330.874664][ T32] INFO: task kworker/1:271:4228 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.874700][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.874757][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.874805][ T32] Call trace: [ 1330.874835][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.874886][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.874930][ T32] r4:00000000 [ 1330.874964][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.875006][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.875035][ T32] dd20: 8701b000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.875064][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.875090][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.875113][ T32] r5:800f0013 r4:80239bb0 [ 1330.875133][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.875257][ T32] r4:82ac21e4 [ 1330.875281][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.875324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.875347][ T32] r4:e05addc0 [ 1330.875465][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.875573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 5 printk messages dropped ** [ 1330.875811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1330.876354][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.876522][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.876789][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.877145][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.877651][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.877753][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.898677][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.898939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1330.899601][ T32] Call trace: [ 1330.899647][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.899727][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.899755][ T32] r4:00000000 [ 1330.899776][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.899852][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.899884][ T32] dd20: 87390000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.899957][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.899986][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.900010][ T32] r5:800f0013 r4:80239bb0 [ 1330.900032][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.900098][ T32] r4:82ac21e4 [ 1330.900167][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.900264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.900312][ T32] r4:e05addc0 [ 1330.900338][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.900404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.900431][ T32] r4:00000000 [ 1330.900452][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.900520][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.900547][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.900591][ T32] r5:00001000 r4:dfd07000 [ 1330.900612][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.900679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.900750][ T32] r5:84be078c r4:84be0400 [ 1330.900773][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.900821][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.900844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.900893][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.900916][ T32] r4:84bbbf00 [ 1330.900935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.900981][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.901025][ T32] r4:00000001 [ 1330.901135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.901175][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.901202][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.901251][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.901325][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.901377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.901432][ T32] r4:84ba87c0 [ 1330.901501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.901535][ T32] INFO: task kworker/1:273:4231 blocked for more than 457 seconds. [ 1330.901569][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.901595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.901616][ T32] task:kworker/1:273 state:D stack:0 pid:4231 tgid:4231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.901689][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.901770][ T32] Call trace: [ 1330.901870][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.901942][ T32] r10:8291a684 r9:eac0dd84 r8:00000002 r7:60000013 r6:eac0dd8c r5:851f0000 [ 1330.901968][ T32] r4:851f0000 [ 1330.901989][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.902073][ T32] r5:851f0000 r4:8291a680 [ 1330.902097][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.902181][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1330.902554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8cc0 ** 6 printk messages dropped ** [ 1330.902826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.903085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1330.903408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1330.903921][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.904342][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1330.904667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1330.905039][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1330.905265][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.905402][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.905429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.905458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.905479][ T32] r4:84ba87c0 [ 1330.905499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.905523][ T32] INFO: task kworker/0:284:4232 blocked for more than 457 seconds. [ 1330.905569][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.905616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.905692][ T32] task:kworker/0:284 state:D stack:0 pid:4232 tgid:4232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.905741][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.905784][ T32] Call trace: [ 1330.905813][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.905874][ T32] r10:8291a684 r9:eabfdd84 r8:00000002 r7:60000013 r6:eabfdd8c r5:851f0c00 [ 1330.905909][ T32] r4:851f0c00 [ 1330.905932][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.905974][ T32] r5:851f0c00 r4:8291a680 [ 1330.906003][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.906045][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.906087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabfde08 [ 1330.906109][ T32] r4:00000000 [ 1330.906128][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.906163][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.906212][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.906256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850edd80 [ 1330.906280][ T32] r4:00000000 [ 1330.906299][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.906342][ T32] r9:83018005 r8:851f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1330.906363][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.906412][ T32] r5:00001000 r4:dfc4d000 [ 1330.906433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.906472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.906524][ T32] r5:844d4b8c r4:844d4800 [ 1330.906590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.906641][ T32] r7:dddced80 r6:83018000 r5:844d4b8c r4:850f1b00 [ 1330.906695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.906746][ T32] r10:61c88647 r9:851f0c00 r8:850f1b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.906769][ T32] r4:850f1b00 [ 1330.906788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.906832][ T32] r10:00000000 r9:850f1b00 r8:80287e08 r7:eac09e60 r6:850f1b80 r5:851f0c00 [ 1330.906873][ T32] r4:00000001 [ 1330.906915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.906955][ T32] Exception stack(0xeabfdfb0 to 0xeabfdff8) [ 1330.906981][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.907030][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.907059][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.907090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.907111][ T32] r4:85106080 [ 1330.907296][ T32] INFO: task kworker/0:284:4232 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.907361][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.907424][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.907490][ T32] Call trace: [ 1330.907525][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.907664][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.907699][ T32] r4:00000000 [ 1330.907719][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.907759][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.907788][ T32] dd20: 87390000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.907838][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.907866][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.907912][ T32] r5:800f0013 r4:80239bb0 [ 1330.907959][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.908031][ T32] r4:82ac21e4 [ 1330.908054][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.908152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.940450][ T32] r4:e05addc0 [ 1330.940496][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.940587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 3 printk messages dropped ** [ 1330.940755][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1330.941192][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1330.941507][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1330.941847][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.942070][ T32] r5:851f1800 r4:8291a680 ** 7 printk messages dropped ** [ 1330.942403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85106d80 ** 6 printk messages dropped ** [ 1330.942638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.942891][ T32] r4:850f1c00 ** 6 printk messages dropped ** [ 1330.943141][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.943818][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.944100][ T32] dd20: 87d77000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1330.944375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1330.944797][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1330.945050][ T32] r4:00000001 [ 1330.945069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.945124][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.945153][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.945181][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.945209][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.945246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.945280][ T32] r4:84ba87c0 [ 1330.945303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.945328][ T32] INFO: task kworker/1:274:4236 blocked for more than 457 seconds. [ 1330.945356][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.945378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.945406][ T32] task:kworker/1:274 state:D stack:0 pid:4236 tgid:4236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.945464][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.945521][ T32] Call trace: [ 1330.945570][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.945620][ T32] r10:8291a684 r9:eac19d84 r8:00000002 r7:60000113 r6:eac19d8c r5:851f2400 [ 1330.945643][ T32] r4:851f2400 [ 1330.945662][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.945703][ T32] r5:851f2400 r4:8291a680 [ 1330.945723][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.945760][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.945811][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac19e08 [ 1330.945836][ T32] r4:00000000 [ 1330.945875][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.945914][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.945949][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.946006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8e00 [ 1330.946033][ T32] r4:00000000 [ 1330.946054][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.946097][ T32] r9:83018205 r8:851f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1330.946140][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.946205][ T32] r5:00001000 r4:dfd8b000 [ 1330.946227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.946267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.946317][ T32] r5:8518d78c r4:8518d400 [ 1330.946339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.946387][ T32] r7:ddde2d80 r6:83018200 r5:8518d78c r4:850e9f80 [ 1330.946497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.946550][ T32] r10:61c88647 r9:851f2400 r8:850e9fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.946574][ T32] r4:850e9f80 [ 1330.946593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.946651][ T32] r10:00000000 r9:850e9f80 r8:80287e08 r7:eab89e60 r6:850f1d00 r5:851f2400 [ 1330.946677][ T32] r4:00000001 [ 1330.946696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.946732][ T32] Exception stack(0xeac19fb0 to 0xeac19ff8) [ 1330.946779][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.946816][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.946851][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.946882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.946904][ T32] r4:850f8a80 [ 1330.947110][ T32] INFO: task kworker/1:274:4236 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.947142][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.947195][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.947238][ T32] Call trace: [ 1330.947266][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.947315][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.947337][ T32] r4:00000000 [ 1330.947356][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.947402][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.947430][ T32] dd20: 87d77000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.947458][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.947494][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1330.947696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 12 printk messages dropped ** [ 1330.957935][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 3 printk messages dropped ** [ 1330.958753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.958851][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.958879][ T32] r4:00000001 [ 1330.958900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.958939][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.958993][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.959026][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.959053][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.959082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.959104][ T32] r4:84ba87c0 [ 1330.959128][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.959158][ T32] INFO: task kworker/1:275:4239 blocked for more than 457 seconds. [ 1330.959190][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.959214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.959237][ T32] task:kworker/1:275 state:D stack:0 pid:4239 tgid:4239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.959295][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.959340][ T32] Call trace: [ 1330.959399][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.959458][ T32] r10:8291a684 r9:eac25d84 r8:00000002 r7:60000113 r6:eac25d8c r5:851f4800 [ 1330.959514][ T32] r4:851f4800 [ 1330.959577][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.959626][ T32] r5:851f4800 r4:8291a680 [ 1330.959685][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.959730][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.959803][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac25e08 [ 1330.959831][ T32] r4:00000000 [ 1330.959851][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.959905][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.959966][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1330.960142][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.960370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.960607][ T32] r10:61c88647 r9:851f4800 r8:8522802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.960963][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.961497][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.961729][ T32] dd20: 87d77000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1330.962059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1330.962388][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 4 printk messages dropped ** [ 1330.962693][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 10 printk messages dropped ** [ 1330.962996][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1330.963346][ T32] r5:85130c00 r4:8291a680 ** 3 printk messages dropped ** [ 1330.963487][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.963692][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.963922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.964117][ T32] r10:61c88647 r9:85130c00 r8:852280ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1330.964203][ T32] r10:00000000 r9:85228080 r8:80287e08 r7:eac25e60 r6:85228100 r5:85130c00 [ 1330.964226][ T32] r4:00000001 [ 1330.964244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.964278][ T32] Exception stack(0xeac11fb0 to 0xeac11ff8) [ 1330.964303][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.964331][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.964357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.964385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.964415][ T32] r4:850f8d00 [ 1330.964613][ T32] INFO: task kworker/1:276:4241 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1330.964646][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.964724][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.964778][ T32] Call trace: [ 1330.964807][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.964859][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1330.964883][ T32] r4:00000000 [ 1330.964902][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.964942][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1330.964989][ T32] dd20: 87d77000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1330.965023][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1330.965048][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.965072][ T32] r5:800f0013 r4:80239bb0 [ 1330.965093][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.965162][ T32] r4:82ac21e4 [ 1330.965187][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.965249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1330.965275][ T32] r4:e05addc0 [ 1330.965295][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.965337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1330.965368][ T32] r4:00000000 [ 1330.965404][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.965450][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.965471][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.965512][ T32] r5:00001000 r4:dfd07000 [ 1330.965531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.965587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.965634][ T32] r5:84be078c r4:84be0400 [ 1330.965656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.965713][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1330.965739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.965788][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.965810][ T32] r4:84bbbf00 [ 1330.965828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.965873][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1330.965895][ T32] r4:00000001 [ 1330.965913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.965947][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1330.965973][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.966000][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.966026][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.966053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.966075][ T32] r4:84ba87c0 [ 1330.966094][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.966118][ T32] INFO: task kworker/1:277:4243 blocked for more than 457 seconds. ** 3 printk messages dropped ** [ 1330.966276][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.966631][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.966985][ T32] r9:83018205 r8:85132400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 ** 3 printk messages dropped ** [ 1330.967135][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1330.967265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.967687][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.003199][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.003329][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1331.003644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1331.004105][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 7 printk messages dropped ** [ 1331.004367][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 6 printk messages dropped ** [ 1331.004664][ T32] INFO: task kworker/1:278:4246 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1331.005222][ T32] r5:85133000 r4:8291a680 ** 2 printk messages dropped ** [ 1331.005373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac29e08 ** 7 printk messages dropped ** [ 1331.005677][ T32] r9:83018205 r8:85133000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 3 printk messages dropped ** [ 1331.005823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.006156][ T32] r10:00000000 r9:85228280 r8:80287e08 r7:eac1de60 r6:85228300 r5:85133000 ** 6 printk messages dropped ** [ 1331.006407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1331.007266][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1331.007504][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.007684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1331.016462][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.016831][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.017020][ T32] INFO: task kworker/1:279:4247 blocked for more than 457 seconds. [ 1331.017054][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.017109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.017155][ T32] task:kworker/1:279 state:D stack:0 pid:4247 tgid:4247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.017217][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.017264][ T32] Call trace: [ 1331.017295][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.017373][ T32] r10:8291a684 r9:eac31d84 r8:00000002 r7:60000013 r6:eac31d8c r5:85133c00 [ 1331.017404][ T32] r4:85133c00 [ 1331.017425][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.017468][ T32] r5:85133c00 r4:8291a680 [ 1331.017513][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.017565][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.017620][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac31e08 [ 1331.017650][ T32] r4:00000000 [ 1331.017670][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.017706][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.017743][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.017783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85103280 [ 1331.017821][ T32] r4:00000000 [ 1331.017845][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.017894][ T32] r9:83018205 r8:85133c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1331.017936][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.017982][ T32] r5:00001000 r4:e00b3000 [ 1331.018003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.018043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.018106][ T32] r5:8518eb8c r4:8518e800 [ 1331.022426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.022542][ T32] r7:ddde2d80 r6:83018200 r5:8518eb8c r4:85228380 [ 1331.022568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.022618][ T32] r10:61c88647 r9:85133c00 r8:852283ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.022642][ T32] r4:85228380 [ 1331.022661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.022709][ T32] r10:00000000 r9:85228380 r8:80287e08 r7:eac29e60 r6:85228400 r5:85133c00 [ 1331.022732][ T32] r4:00000001 [ 1331.022751][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.022789][ T32] Exception stack(0xeac31fb0 to 0xeac31ff8) [ 1331.022818][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.022866][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.022937][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.022972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.023016][ T32] r4:85103100 [ 1331.023450][ T32] INFO: task kworker/1:279:4247 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.023508][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.023607][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.023656][ T32] Call trace: [ 1331.023687][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.023740][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.023806][ T32] r4:00000000 [ 1331.023831][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.023871][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.023919][ T32] dd20: 88722000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.023971][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.023999][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.024025][ T32] r5:800f0013 r4:80239bb0 [ 1331.024045][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.024088][ T32] r4:82ac21e4 [ 1331.024108][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.024150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.024192][ T32] r4:e05addc0 [ 1331.024216][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.024278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.024304][ T32] r4:00000000 [ 1331.024324][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.024370][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.024401][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.024445][ T32] r5:00001000 r4:dfd07000 [ 1331.024487][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.024539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.024603][ T32] r5:84be078c r4:84be0400 [ 1331.024647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.024719][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.024745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.024814][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.024839][ T32] r4:84bbbf00 [ 1331.024859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.024916][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1331.024954][ T32] r4:00000001 [ 1331.024999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.025040][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1331.025098][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.025129][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.025156][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.025184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.025206][ T32] r4:84ba87c0 [ 1331.025226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.025255][ T32] INFO: task kworker/1:280:4249 blocked for more than 457 seconds. [ 1331.025287][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1331.025459][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.025829][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.026187][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.026291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.026633][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.026780][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1331.027141][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.027220][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.027342][ T32] Call trace: [ 1331.027401][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.027461][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.027499][ T32] r4:00000000 [ 1331.027523][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.027620][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.027673][ T32] dd20: 88722000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.027758][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.027825][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.027873][ T32] r5:800f0013 r4:80239bb0 [ 1331.027899][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.027942][ T32] r4:82ac21e4 [ 1331.027962][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.028004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.028026][ T32] r4:e05addc0 [ 1331.028045][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.028086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.028109][ T32] r4:00000000 [ 1331.028177][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.045486][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.045535][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.045607][ T32] r5:00001000 r4:dfd07000 [ 1331.045629][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.045694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.045827][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1331.046063][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.046251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1331.046625][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1331.046994][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.047029][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.047070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851037c0 [ 1331.047092][ T32] r4:00000000 [ 1331.047111][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.047174][ T32] r9:83018205 r8:85135400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1331.047200][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.047243][ T32] r5:00001000 r4:e05e7000 [ 1331.047263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.047301][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.047342][ T32] r5:8518f78c r4:8518f400 [ 1331.047361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.047454][ T32] r7:ddde2d80 r6:83018200 r5:8518f78c r4:85228580 [ 1331.047478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.047569][ T32] r10:61c88647 r9:85135400 r8:852285ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.047627][ T32] r4:85228580 [ 1331.047655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.047701][ T32] r10:00000000 r9:85228580 r8:80287e08 r7:eac35e60 r6:85228600 r5:85135400 [ 1331.047725][ T32] r4:00000001 [ 1331.047744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.047780][ T32] Exception stack(0xeac39fb0 to 0xeac39ff8) [ 1331.047806][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.047834][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.047860][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.047887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.047909][ T32] r4:85103500 [ 1331.056936][ T32] INFO: task kworker/1:281:4251 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.057026][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.057101][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.057188][ T32] Call trace: [ 1331.057223][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.057280][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.057304][ T32] r4:00000000 [ 1331.057362][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.057415][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.057445][ T32] dd20: 88ccf000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.057496][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.057525][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.057560][ T32] r5:800f0013 r4:80239bb0 [ 1331.057583][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.057626][ T32] r4:82ac21e4 [ 1331.057647][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.057712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.057739][ T32] r4:e05addc0 [ 1331.057760][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.057802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.057845][ T32] r4:00000000 [ 1331.057868][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1331.057979][ T32] r5:00001000 r4:dfd07000 ** 4 printk messages dropped ** [ 1331.070402][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 6 printk messages dropped ** [ 1331.070730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1331.071085][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1331.071598][ T32] r5:85136000 r4:8291a680 ** 5 printk messages dropped ** [ 1331.071885][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.072325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.072374][ T32] r5:8518ff8c r4:8518fc00 ** 2 printk messages dropped ** [ 1331.072474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1331.072781][ T32] Exception stack(0xeac3dfb0 to 0xeac3dff8) ** 6 printk messages dropped ** [ 1331.073436][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.074010][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1331.074144][ T32] r4:e05addc0 ** 6 printk messages dropped ** [ 1331.074417][ T32] r5:00001000 r4:dfd07000 ** 4 printk messages dropped ** [ 1331.074646][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 7 printk messages dropped ** [ 1331.074936][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 6 printk messages dropped ** [ 1331.075172][ T32] INFO: task kworker/1:283:4254 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1331.075577][ T32] r4:85136c00 ** 4 printk messages dropped ** [ 1331.075743][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac41e08 ** 9 printk messages dropped ** [ 1331.076112][ T32] r5:00001000 r4:e0799000 ** 1 printk messages dropped ** [ 1331.076211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.076572][ T32] r4:85228780 ** 6 printk messages dropped ** [ 1331.076856][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.077375][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.077641][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.077690][ T32] dd20: 892a1000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.077723][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.077770][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.077796][ T32] r5:800f0013 r4:80239bb0 [ 1331.077817][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.077870][ T32] r4:82ac21e4 [ 1331.077894][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.077938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.077960][ T32] r4:e05addc0 [ 1331.077980][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.078041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.078068][ T32] r4:00000000 [ 1331.078089][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.089892][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.089977][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.090049][ T32] r5:00001000 r4:dfd07000 [ 1331.090072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.090113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.090155][ T32] r5:84be078c r4:84be0400 [ 1331.090201][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.090296][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.090322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.090372][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.090404][ T32] r4:84bbbf00 [ 1331.090425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.090473][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1331.090495][ T32] r4:00000001 [ 1331.090514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.090550][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1331.090580][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.090635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.090687][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.090721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.090768][ T32] r4:84ba87c0 [ 1331.090796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.090828][ T32] INFO: task kworker/1:284:4257 blocked for more than 457 seconds. [ 1331.090862][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.090898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.090925][ T32] task:kworker/1:284 state:D stack:0 pid:4257 tgid:4257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.090996][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.091044][ T32] Call trace: [ 1331.091076][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.091127][ T32] r10:8291a684 r9:eac45d84 r8:00000002 r7:60000113 r6:eac45d8c r5:8508ec00 [ 1331.091151][ T32] r4:8508ec00 [ 1331.091192][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.091239][ T32] r5:8508ec00 r4:8291a680 [ 1331.091261][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.091300][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.091342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac45e08 [ 1331.091364][ T32] r4:00000000 [ 1331.091399][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.091438][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.091475][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.091516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85103c40 [ 1331.091538][ T32] r4:00000000 [ 1331.091608][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.091663][ T32] r9:83018205 r8:8508ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1331.091687][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.091729][ T32] r5:00001000 r4:e4859000 [ 1331.091748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.091786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.092081][ T32] r10:61c88647 r9:8508ec00 r8:852288ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1331.092358][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.093030][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.093329][ T32] dd20: 892a1000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 6 printk messages dropped ** [ 1331.093581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 8 printk messages dropped ** [ 1331.093914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1331.094376][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.094580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.094872][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.095242][ T32] r5:851f5400 r4:8291a680 ** 3 printk messages dropped ** [ 1331.095408][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.095634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85103f40 ** 6 printk messages dropped ** [ 1331.095875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.096135][ T32] r4:85228980 ** 3 printk messages dropped ** [ 1331.096282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1331.096966][ T32] Call trace: ** 5 printk messages dropped ** [ 1331.097198][ T32] dd20: 892a1000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1331.097604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1331.098084][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1331.116564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.116625][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1331.116669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.116699][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.116726][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.116782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.116820][ T32] r4:84ba87c0 [ 1331.116848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.116906][ T32] INFO: task kworker/1:286:4262 blocked for more than 457 seconds. [ 1331.116944][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.116970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.117018][ T32] task:kworker/1:286 state:D stack:0 pid:4262 tgid:4262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.117119][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.117199][ T32] Call trace: [ 1331.117236][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.117481][ T32] r10:8291a684 r9:eac4dd84 r8:00000002 r7:60000113 r6:eac4dd8c r5:851f6000 [ 1331.117511][ T32] r4:851f6000 [ 1331.117563][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.117610][ T32] r5:851f6000 r4:8291a680 [ 1331.117634][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.117683][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.117725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac4de08 [ 1331.117775][ T32] r4:00000000 [ 1331.117799][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.117843][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.117912][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.117960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8300 [ 1331.118010][ T32] r4:00000000 [ 1331.118058][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.130700][ T32] r9:83018205 r8:851f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1331.130861][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.130938][ T32] r5:00001000 r4:ea9f7000 [ 1331.130961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.131005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.131048][ T32] r5:8519878c r4:85198400 [ 1331.131095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.131149][ T32] r7:ddde2d80 r6:83018200 r5:8519878c r4:85228a00 [ 1331.131171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.131247][ T32] r10:61c88647 r9:851f6000 r8:85228a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.131311][ T32] r4:85228a00 [ 1331.131353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.131410][ T32] r10:00000000 r9:85228a00 r8:80287e08 r7:eac2de60 r6:850f1e80 r5:851f6000 [ 1331.131462][ T32] r4:00000001 [ 1331.131486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.131525][ T32] Exception stack(0xeac4dfb0 to 0xeac4dff8) [ 1331.131625][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.131674][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.131720][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.131753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.131802][ T32] r4:85103dc0 [ 1331.132226][ T32] INFO: task kworker/1:286:4262 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.132296][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.132422][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.132476][ T32] Call trace: [ 1331.132536][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.132592][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.132616][ T32] r4:00000000 [ 1331.132635][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.132682][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.132710][ T32] dd20: 89873000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.132740][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.132778][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.132805][ T32] r5:800f0013 r4:80239bb0 [ 1331.132826][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.132867][ T32] r4:82ac21e4 [ 1331.132888][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.132961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.132988][ T32] r4:e05addc0 [ 1331.133037][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.133084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.133108][ T32] r4:00000000 [ 1331.133127][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1331.133458][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1331.133727][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.133943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1331.134221][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.134797][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.135084][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.135285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.135466][ T32] r10:61c88647 r9:851f6c00 r8:85228aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1331.135899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1331.136522][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.136707][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1331.136963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1331.137449][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1331.137620][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1331.137650][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.137680][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.137706][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.137734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.137756][ T32] r4:84ba87c0 [ 1331.137775][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.137799][ T32] INFO: task kworker/1:288:4266 blocked for more than 457 seconds. [ 1331.137826][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.137850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.137873][ T32] task:kworker/1:288 state:D stack:0 pid:4266 tgid:4266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.137939][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.138011][ T32] Call trace: [ 1331.138171][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.154999][ T32] r10:8291a684 r9:eac55d84 r8:00000002 r7:60000113 r6:eac55d8c r5:851f3000 [ 1331.155048][ T32] r4:851f3000 [ 1331.155072][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.155140][ T32] r5:851f3000 r4:8291a680 [ 1331.155191][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.155237][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.155280][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac55e08 [ 1331.155305][ T32] r4:00000000 [ 1331.155352][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.155393][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.155434][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.155475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f2100 [ 1331.155496][ T32] r4:00000000 [ 1331.155516][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.155608][ T32] r9:83018205 r8:851f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1331.155635][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.155745][ T32] r5:00001000 r4:eaafd000 [ 1331.155800][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.155847][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.155893][ T32] r5:85198f8c r4:85198c00 [ 1331.155914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.155993][ T32] r7:ddde2d80 r6:83018200 r5:85198f8c r4:85228b00 [ 1331.156019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.156068][ T32] r10:61c88647 r9:851f3000 r8:85228b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.156090][ T32] r4:85228b00 [ 1331.156110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.156155][ T32] r10:00000000 r9:85228b00 r8:80287e08 r7:eac51e60 r6:850f1f80 r5:851f3000 [ 1331.156178][ T32] r4:00000001 [ 1331.156198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.156236][ T32] Exception stack(0xeac55fb0 to 0xeac55ff8) [ 1331.156293][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.156326][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.156369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.156404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.156429][ T32] r4:85103dc0 [ 1331.156831][ T32] INFO: task kworker/1:288:4266 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.156869][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.157000][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.157049][ T32] Call trace: [ 1331.157081][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.157133][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.157156][ T32] r4:00000000 [ 1331.157202][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.157273][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.157305][ T32] dd20: 89b67000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.157357][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.157383][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.157421][ T32] r5:800f0013 r4:80239bb0 [ 1331.157446][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.157488][ T32] r4:82ac21e4 [ 1331.157508][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.157549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.157571][ T32] r4:e05addc0 [ 1331.157591][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.157685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.157714][ T32] r4:00000000 [ 1331.157734][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1331.157865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1331.170920][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 10 printk messages dropped ** [ 1331.171445][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1331.171849][ T32] r5:851f3c00 r4:8291a680 ** 5 printk messages dropped ** [ 1331.172064][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.172406][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.172514][ T32] r7:dddced80 r6:83018000 r5:8516b78c r4:850ec000 ** 5 printk messages dropped ** [ 1331.172805][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.172955][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.173555][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.173746][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1331.174056][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1331.174364][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.174655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1331.174960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1331.175485][ T32] task:kworker/1:289 state:D stack:0 pid:4269 tgid:4269 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.175928][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac5de08 [ 1331.175951][ T32] r4:00000000 [ 1331.175970][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.176022][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.176059][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.176100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f2280 [ 1331.176122][ T32] r4:00000000 [ 1331.176184][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.176233][ T32] r9:83018205 r8:85131800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1331.176298][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.176408][ T32] r5:00001000 r4:eab33000 [ 1331.176438][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.176520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.176566][ T32] r5:8519938c r4:85199000 [ 1331.176587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.176633][ T32] r7:ddde2d80 r6:83018200 r5:8519938c r4:85228b80 [ 1331.176662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.176709][ T32] r10:61c88647 r9:85131800 r8:85228bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.176732][ T32] r4:85228b80 [ 1331.176752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.176796][ T32] r10:00000000 r9:85228b80 r8:80287e08 r7:eac55e60 r6:850ec100 r5:85131800 [ 1331.176818][ T32] r4:00000001 [ 1331.176837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.176873][ T32] Exception stack(0xeac5dfb0 to 0xeac5dff8) [ 1331.176900][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.176929][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.176957][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.176986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.177009][ T32] r4:850f2240 [ 1331.177213][ T32] INFO: task kworker/1:289:4269 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.177249][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.177410][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.177461][ T32] Call trace: [ 1331.177503][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.177558][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.177582][ T32] r4:00000000 [ 1331.177628][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.177678][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.177739][ T32] dd20: 89db5000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.177887][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.177917][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.177942][ T32] r5:800f0013 r4:80239bb0 [ 1331.177962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.178002][ T32] r4:82ac21e4 [ 1331.178023][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.178065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.178087][ T32] r4:e05addc0 [ 1331.201319][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.201516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.201550][ T32] r4:00000000 [ 1331.201574][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.201625][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.201688][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.201766][ T32] r5:00001000 r4:dfd07000 [ 1331.201791][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.201833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.201876][ T32] r5:84be078c r4:84be0400 [ 1331.201896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.201943][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.201965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.202040][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.202095][ T32] r4:84bbbf00 [ 1331.202119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.202169][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1331.202193][ T32] r4:00000001 [ 1331.202212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.202250][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1331.202314][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.202347][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.202409][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.202451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.202480][ T32] r4:84ba87c0 [ 1331.202511][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.202551][ T32] INFO: task kworker/1:290:4271 blocked for more than 457 seconds. [ 1331.202584][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.202610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.202633][ T32] task:kworker/1:290 state:D stack:0 pid:4271 tgid:4271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.202714][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.202839][ T32] Call trace: [ 1331.202928][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.202987][ T32] r10:8291a684 r9:eac61d84 r8:00000002 r7:60000113 r6:eac61d8c r5:85130000 [ 1331.203037][ T32] r4:85130000 [ 1331.203060][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1331.203235][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.203595][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.203715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.203759][ T32] r5:8519978c r4:85199400 [ 1331.203779][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.203850][ T32] r7:ddde2d80 r6:83018200 r5:8519978c r4:85228c00 [ 1331.203875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.203923][ T32] r10:61c88647 r9:85130000 r8:85228c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.203972][ T32] r4:85228c00 [ 1331.203996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.204043][ T32] r10:00000000 r9:85228c00 r8:80287e08 r7:eac5de60 r6:850ec180 r5:85130000 [ 1331.204066][ T32] r4:00000001 [ 1331.204088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.204123][ T32] Exception stack(0xeac61fb0 to 0xeac61ff8) [ 1331.204149][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.204176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.204202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.204230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.204280][ T32] r4:850f2040 [ 1331.204691][ T32] INFO: task kworker/1:290:4271 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.204726][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.205153][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 11 printk messages dropped ** [ 1331.205535][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 9 printk messages dropped ** [ 1331.205902][ T32] r4:84bbbf00 ** 3 printk messages dropped ** [ 1331.206083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.206464][ T32] INFO: task kworker/1:291:4273 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1331.206839][ T32] r4:84b10000 ** 4 printk messages dropped ** [ 1331.207062][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac65e08 ** 5 printk messages dropped ** [ 1331.207320][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.207605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.207769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1331.208083][ T32] Exception stack(0xeac65fb0 to 0xeac65ff8) ** 6 printk messages dropped ** [ 1331.216391][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.217152][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1331.217243][ T32] r4:e05addc0 ** 7 printk messages dropped ** [ 1331.217504][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1331.218065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1331.231260][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1331.231343][ T32] task:kworker/1:292 state:D stack:0 pid:4274 tgid:4274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.231403][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.231466][ T32] Call trace: [ 1331.231499][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.231576][ T32] r10:8291a684 r9:eac69d84 r8:00000002 r7:60000013 r6:eac69d8c r5:84b10c00 [ 1331.231629][ T32] r4:84b10c00 [ 1331.231660][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.231705][ T32] r5:84b10c00 r4:8291a680 [ 1331.231727][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.231765][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.231839][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac69e08 [ 1331.231870][ T32] r4:00000000 [ 1331.231891][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.231928][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.231997][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.232073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f2800 [ 1331.232100][ T32] r4:00000000 [ 1331.232121][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.232170][ T32] r9:83018205 r8:84b10c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1331.232196][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.232240][ T32] r5:00001000 r4:eab71000 [ 1331.232262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.232302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.232346][ T32] r5:85199f8c r4:85199c00 [ 1331.232367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.232417][ T32] r7:ddde2d80 r6:83018200 r5:85199f8c r4:85228d00 [ 1331.232438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.232486][ T32] r10:61c88647 r9:84b10c00 r8:85228d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.232510][ T32] r4:85228d00 [ 1331.232529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.232590][ T32] r10:00000000 r9:85228d00 r8:80287e08 r7:eac65e60 r6:850ec280 r5:84b10c00 [ 1331.232618][ T32] r4:00000001 [ 1331.232653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.232724][ T32] Exception stack(0xeac69fb0 to 0xeac69ff8) [ 1331.232763][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.232793][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.232820][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.232876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.232902][ T32] r4:850f23c0 [ 1331.233309][ T32] INFO: task kworker/1:292:4274 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.233349][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.233444][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.233521][ T32] Call trace: [ 1331.233555][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.233608][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.233669][ T32] r4:00000000 [ 1331.233694][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.233751][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.233810][ T32] dd20: 8a492000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.233867][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.233925][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.233951][ T32] r5:800f0013 r4:80239bb0 [ 1331.233973][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.234016][ T32] r4:82ac21e4 [ 1331.234037][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.234079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.234102][ T32] r4:e05addc0 [ 1331.234243][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.234344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.234371][ T32] r4:00000000 [ 1331.234411][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.234489][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.234516][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.234561][ T32] r5:00001000 r4:dfd07000 [ 1331.234582][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.234621][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.234669][ T32] r5:84be078c r4:84be0400 [ 1331.234690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.234738][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.234761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.234809][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.234832][ T32] r4:84bbbf00 [ 1331.234851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.234896][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1331.234921][ T32] r4:00000001 [ 1331.234940][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.234975][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1331.235001][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.235029][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.235056][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.235087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.235110][ T32] r4:84ba87c0 [ 1331.235130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.235155][ T32] INFO: task kworker/1:293:4276 blocked for more than 457 seconds. [ 1331.235201][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.235228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.235250][ T32] task:kworker/1:293 state:D stack:0 pid:4276 tgid:4276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.235316][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.235359][ T32] Call trace: [ 1331.235415][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.235466][ T32] r10:8291a684 r9:eac49d84 r8:00000002 r7:60000113 r6:eac49d8c r5:84b11800 [ 1331.235489][ T32] r4:84b11800 [ 1331.235509][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.235575][ T32] r5:84b11800 r4:8291a680 [ 1331.235596][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.235639][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.235690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac49e08 [ 1331.235713][ T32] r4:00000000 [ 1331.235732][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.235766][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.235800][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.235840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f2a00 [ 1331.235864][ T32] r4:00000000 [ 1331.235884][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.235929][ T32] r9:83018205 r8:84b11800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1331.235951][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.235992][ T32] r5:00001000 r4:eac79000 [ 1331.236024][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.236094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.236156][ T32] r5:8519a78c r4:8519a400 [ 1331.236180][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.236227][ T32] r7:ddde2d80 r6:83018200 r5:8519a78c r4:85228d80 [ 1331.236247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.236294][ T32] r10:61c88647 r9:84b11800 r8:85228dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.236316][ T32] r4:85228d80 [ 1331.236335][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.236401][ T32] r10:00000000 r9:85228d80 r8:80287e08 r7:eac69e60 r6:850ec300 r5:84b11800 [ 1331.236427][ T32] r4:00000001 [ 1331.236446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.236481][ T32] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1331.236526][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1331.236586][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.237234][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1331.237643][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.237837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1331.257287][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 4 printk messages dropped ** [ 1331.257582][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1331.257824][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1331.258849][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.259098][ T32] r4:84b12400 ** 5 printk messages dropped ** [ 1331.259364][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.259530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f2bc0 ** 6 printk messages dropped ** [ 1331.259789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.259969][ T32] r10:61c88647 r9:84b12400 r8:850ec3ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1331.260359][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.261098][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.261348][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1331.261557][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.261724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1331.262150][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1331.262375][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.262612][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.262881][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.263244][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1331.263442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f2900 ** 6 printk messages dropped ** [ 1331.263722][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.263763][ T32] r5:8519a38c r4:8519a000 [ 1331.263784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.263859][ T32] r7:ddde2d80 r6:83018200 r5:8519a38c r4:85228e00 [ 1331.263883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.263960][ T32] r10:61c88647 r9:84b13000 r8:85228e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.263987][ T32] r4:85228e00 [ 1331.264006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.264051][ T32] r10:00000000 r9:85228e00 r8:80287e08 r7:eac49e60 r6:850ec480 r5:84b13000 [ 1331.264074][ T32] r4:00000001 [ 1331.264095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.264251][ T32] Exception stack(0xeac89fb0 to 0xeac89ff8) [ 1331.264282][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.264511][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.264549][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.264579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.264602][ T32] r4:850f2700 [ 1331.264832][ T32] INFO: task kworker/1:294:4281 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.264872][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.264928][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.265013][ T32] Call trace: [ 1331.265081][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.265149][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.265177][ T32] r4:00000000 [ 1331.265197][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.265237][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.265266][ T32] dd20: 8a794000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.265323][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.265353][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.265497][ T32] r5:800f0013 r4:80239bb0 [ 1331.265560][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.265606][ T32] r4:82ac21e4 [ 1331.265728][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.265776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.265800][ T32] r4:e05addc0 [ 1331.265833][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.265905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.265932][ T32] r4:00000000 [ 1331.266006][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.266062][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.266085][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.266194][ T32] r5:00001000 r4:dfd07000 [ 1331.266220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.266408][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 11 printk messages dropped ** [ 1331.266837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1331.267726][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1331.290531][ T32] r5:8519af8c r4:8519ac00 [ 1331.290586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.290703][ T32] r7:ddde2d80 r6:83018200 r5:8519af8c r4:85228e80 [ 1331.290758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.290813][ T32] r10:61c88647 r9:84b14800 r8:85228eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.290839][ T32] r4:85228e80 [ 1331.290859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.290906][ T32] r10:00000000 r9:85228e80 r8:80287e08 r7:eac49e60 r6:850ec500 r5:84b14800 [ 1331.290958][ T32] r4:00000001 [ 1331.291010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.291081][ T32] Exception stack(0xeac8dfb0 to 0xeac8dff8) [ 1331.291115][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.291144][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.291170][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.291198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.291222][ T32] r4:850f2780 [ 1331.291640][ T32] INFO: task kworker/1:295:4283 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.291690][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.291876][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.291926][ T32] Call trace: [ 1331.291957][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.292010][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.292072][ T32] r4:00000000 [ 1331.292096][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.292137][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.292165][ T32] dd20: 8aa65000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.292195][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.292221][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.292273][ T32] r5:800f0013 r4:80239bb0 [ 1331.292298][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.292341][ T32] r4:82ac21e4 [ 1331.292361][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.292403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.292425][ T32] r4:e05addc0 [ 1331.292445][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.292485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.292536][ T32] r4:00000000 [ 1331.292590][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.292639][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.292697][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.292745][ T32] r5:00001000 r4:dfd07000 [ 1331.292798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.292843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.292913][ T32] r5:84be078c r4:84be0400 [ 1331.292937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.293014][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.293068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.293157][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.293191][ T32] r4:84bbbf00 [ 1331.293211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1331.293430][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1331.294098][ T32] r4:84b15400 ** 4 printk messages dropped ** [ 1331.294277][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac99e08 ** 12 printk messages dropped ** [ 1331.294851][ T32] r5:8471278c r4:84712400 ** 1 printk messages dropped ** [ 1331.294917][ T32] r7:ddde2d80 r6:83018200 r5:8471278c r4:85228f00 ** 10 printk messages dropped ** [ 1331.295740][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1331.296610][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.296641][ T32] dd20: 8aa65000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.296678][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.296704][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.296728][ T32] r5:800f0013 r4:80239bb0 [ 1331.296761][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.296849][ T32] r4:82ac21e4 [ 1331.296963][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.297009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.297032][ T32] r4:e05addc0 [ 1331.297052][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.297094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.297117][ T32] r4:00000000 [ 1331.297136][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.297180][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.297201][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.297243][ T32] r5:00001000 r4:dfd07000 [ 1331.297262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.297299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.297366][ T32] r5:84be078c r4:84be0400 [ 1331.297445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.297524][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.297577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.297632][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.297661][ T32] r4:84bbbf00 [ 1331.297681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.297726][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1331.297749][ T32] r4:00000001 [ 1331.297768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.297859][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1331.297889][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.297918][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.297972][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.298004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.298029][ T32] r4:84ba87c0 [ 1331.298078][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.298105][ T32] INFO: task kworker/0:288:4286 blocked for more than 457 seconds. [ 1331.298133][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.298156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.298177][ T32] task:kworker/0:288 state:D stack:0 pid:4286 tgid:4286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.298272][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.325547][ T32] Call trace: [ 1331.325604][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.325680][ T32] r10:8291a684 r9:eaca5d84 r8:00000002 r7:60000113 r6:eaca5d8c r5:84b16c00 [ 1331.325718][ T32] r4:84b16c00 [ 1331.325771][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.325822][ T32] r5:84b16c00 r4:8291a680 ** 2 printk messages dropped ** [ 1331.325955][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca5e08 ** 12 printk messages dropped ** [ 1331.326406][ T32] r5:8516bf8c r4:8516bc00 ** 1 printk messages dropped ** [ 1331.326482][ T32] r7:dddced80 r6:83018000 r5:8516bf8c r4:850ec600 ** 4 printk messages dropped ** [ 1331.326646][ T32] r10:00000000 r9:850ec600 r8:80287e08 r7:eabfde60 r6:850ec680 r5:84b16c00 ** 10 printk messages dropped ** [ 1331.327597][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.327965][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 14 printk messages dropped ** [ 1331.341403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1331.341917][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.341945][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.341974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.341996][ T32] r4:84ba87c0 [ 1331.342022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.342118][ T32] INFO: task kworker/1:297:4288 blocked for more than 457 seconds. [ 1331.342159][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.342207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.342271][ T32] task:kworker/1:297 state:D stack:0 pid:4288 tgid:4288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.342411][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.342464][ T32] Call trace: [ 1331.342498][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.342550][ T32] r10:8291a684 r9:eacadd84 r8:00000002 r7:60000113 r6:eacadd8c r5:84b16000 [ 1331.342574][ T32] r4:84b16000 [ 1331.342594][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.342636][ T32] r5:84b16000 r4:8291a680 [ 1331.342656][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.342719][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.342766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacade08 [ 1331.342801][ T32] r4:00000000 [ 1331.342824][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.342874][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.342927][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.343027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f2e00 [ 1331.343054][ T32] r4:00000000 [ 1331.343076][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.343152][ T32] r9:83018205 r8:84b16000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1331.343177][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.343255][ T32] r5:00001000 r4:eaca1000 [ 1331.343278][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.343318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.343361][ T32] r5:8519b38c r4:8519b000 [ 1331.343386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.343508][ T32] r10:61c88647 r9:84b16000 r8:85228fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1331.344485][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1331.345079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1331.346133][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1331.346500][ T32] INFO: task kworker/0:289:4294 blocked for more than 457 seconds. ** 13 printk messages dropped ** [ 1331.347208][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.347524][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.347912][ T32] r10:61c88647 r9:85208c00 r8:850ec7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1331.362720][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1331.362973][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.363057][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.363095][ T32] r4:00000000 [ 1331.363116][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.363160][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.363190][ T32] dd20: 8b19d000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.363278][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.363309][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.363349][ T32] r5:800f0013 r4:80239bb0 [ 1331.363376][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.363426][ T32] r4:82ac21e4 [ 1331.363448][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.363533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.363590][ T32] r4:e05addc0 [ 1331.363620][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.363665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.363708][ T32] r4:00000000 [ 1331.363762][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.363816][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.363841][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.363898][ T32] r5:00001000 r4:dfd07000 [ 1331.363952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.364000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.364058][ T32] r5:84be078c r4:84be0400 [ 1331.364084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.364176][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.364204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.364284][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.364346][ T32] r4:84bbbf00 [ 1331.364403][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1331.364629][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 13 printk messages dropped ** [ 1331.365238][ T32] r10:8291a684 r9:eac7dd84 r8:00000002 r7:60000013 r6:eac7dd8c r5:85208000 ** 13 printk messages dropped ** [ 1331.365934][ T32] r9:83018005 r8:85208000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 6 printk messages dropped ** [ 1331.366249][ T32] r7:dddced80 r6:83018000 r5:85268b8c r4:850ec880 ** 12 printk messages dropped ** [ 1331.366752][ T32] r4:850edc80 ** 5 printk messages dropped ** [ 1331.367266][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 14 printk messages dropped ** [ 1331.367786][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1331.386426][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1331.386821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.386930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.386955][ T32] r4:84ba87c0 [ 1331.386979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.387010][ T32] INFO: task kworker/0:291:4297 blocked for more than 457 seconds. [ 1331.387044][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.387068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.387090][ T32] task:kworker/0:291 state:D stack:0 pid:4297 tgid:4297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.387147][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.387194][ T32] Call trace: [ 1331.387402][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.387781][ T32] r10:8291a684 r9:eac75d84 r8:00000002 r7:60000013 r6:eac75d8c r5:8520a400 [ 1331.387888][ T32] r4:8520a400 [ 1331.387912][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.387959][ T32] r5:8520a400 r4:8291a680 [ 1331.387980][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.388107][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.398608][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac75e08 [ 1331.398650][ T32] r4:00000000 [ 1331.398675][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.398731][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.398803][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.398894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ed800 [ 1331.398923][ T32] r4:00000000 [ 1331.398945][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.398997][ T32] r9:83018005 r8:8520a400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1331.399105][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.399185][ T32] r5:00001000 r4:dfe81000 [ 1331.399210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.399253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.399298][ T32] r5:8526878c r4:85268400 ** 1 printk messages dropped ** [ 1331.399371][ T32] r7:dddced80 r6:83018000 r5:8526878c r4:850ec980 ** 4 printk messages dropped ** [ 1331.399677][ T32] r10:00000000 r9:850ec980 r8:80287e08 r7:eac7de60 r6:850eca00 r5:8520a400 ** 13 printk messages dropped ** [ 1331.400817][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 7 printk messages dropped ** [ 1331.401093][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.401135][ T32] r4:82ac21e4 [ 1331.401156][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.401236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.401303][ T32] r4:e05addc0 [ 1331.401327][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.401369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.401392][ T32] r4:00000000 [ 1331.401445][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.401501][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.401526][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.401599][ T32] r5:00001000 r4:dfd07000 [ 1331.401622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.401689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.401764][ T32] r5:84be078c r4:84be0400 [ 1331.401795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.401845][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.401930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.402038][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.402155][ T32] r4:84bbbf00 [ 1331.402269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.402383][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1331.402414][ T32] r4:00000001 [ 1331.402453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.402582][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1331.402612][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1331.402667][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1331.403280][ T32] r4:8520b000 ** 7 printk messages dropped ** [ 1331.403591][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.403626][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.403666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fa100 [ 1331.403689][ T32] r4:00000000 [ 1331.403708][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.403751][ T32] r9:83018005 r8:8520b000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1331.403802][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.403848][ T32] r5:00001000 r4:dffad000 [ 1331.403868][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.403915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.403957][ T32] r5:8526938c r4:85269000 [ 1331.404006][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.404057][ T32] r7:dddced80 r6:83018000 r5:8526938c r4:850eca80 [ 1331.404079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.404125][ T32] r10:61c88647 r9:8520b000 r8:850ecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.404147][ T32] r4:850eca80 [ 1331.404208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.404316][ T32] r10:00000000 r9:850eca80 r8:80287e08 r7:eac7de60 r6:850ecb00 r5:8520b000 ** 5 printk messages dropped ** [ 1331.404717][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1331.405971][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 11 printk messages dropped ** [ 1331.406529][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1331.407701][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1331.432705][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1331.433327][ T32] r5:85268f8c r4:85268c00 ** 7 printk messages dropped ** [ 1331.433895][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1331.434224][ T32] r4:850fa040 ** 8 printk messages dropped ** [ 1331.435174][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 11 printk messages dropped ** [ 1331.435737][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1331.436161][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.436440][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.436515][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.436623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.436739][ T32] r4:84ba87c0 [ 1331.436765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.436797][ T32] INFO: task kworker/0:294:4303 blocked for more than 457 seconds. [ 1331.436830][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.436856][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.436878][ T32] task:kworker/0:294 state:D stack:0 pid:4303 tgid:4303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.436957][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.436999][ T32] Call trace: [ 1331.437121][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.437170][ T32] r10:8291a684 r9:eacc9d84 r8:00000002 r7:60000113 r6:eacc9d8c r5:8520c800 [ 1331.437193][ T32] r4:8520c800 [ 1331.437214][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.437257][ T32] r5:8520c800 r4:8291a680 [ 1331.437278][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.437344][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.437390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 [ 1331.437419][ T32] r4:00000000 [ 1331.437494][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.437534][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.437571][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.437613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fa300 [ 1331.437636][ T32] r4:00000000 [ 1331.437655][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.437698][ T32] r9:83018005 r8:8520c800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1331.437741][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.437813][ T32] r5:00001000 r4:e044f000 [ 1331.437891][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1331.437981][ T32] r5:8526978c r4:85269400 ** 2 printk messages dropped ** [ 1331.454017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1331.455023][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1331.456135][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 16 printk messages dropped ** [ 1331.456906][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1331.457999][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.458045][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaccde08 [ 1331.458069][ T32] r4:00000000 [ 1331.458088][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.470706][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.470809][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.470858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fa4c0 [ 1331.470883][ T32] r4:00000000 [ 1331.470904][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.470951][ T32] r9:83018005 r8:8520d400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1331.471013][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.471063][ T32] r5:00001000 r4:e047f000 [ 1331.471084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.471124][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.471166][ T32] r5:85269b8c r4:85269800 [ 1331.471186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.471234][ T32] r7:dddced80 r6:83018000 r5:85269b8c r4:850ecd80 [ 1331.471285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.471349][ T32] r10:61c88647 r9:8520d400 r8:850ecdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.471378][ T32] r4:850ecd80 [ 1331.471433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.471486][ T32] r10:00000000 r9:850ecd80 r8:80287e08 r7:eacc9e60 r6:850ece00 r5:8520d400 [ 1331.471537][ T32] r4:00000001 [ 1331.471625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.471670][ T32] Exception stack(0xeaccdfb0 to 0xeaccdff8) [ 1331.471701][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.471730][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.471757][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.471786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.471836][ T32] r4:850fa180 [ 1331.472249][ T32] INFO: task kworker/0:295:4306 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.472322][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.472430][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.472486][ T32] Call trace: [ 1331.472518][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1331.472862][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 14 printk messages dropped ** [ 1331.473620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1331.474344][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1331.475499][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1331.476197][ T32] r5:85269f8c r4:85269c00 ** 9 printk messages dropped ** [ 1331.476864][ T32] Exception stack(0xeacbdfb0 to 0xeacbdff8) ** 3 printk messages dropped ** [ 1331.476981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.477002][ T32] r4:850fa340 [ 1331.477350][ T32] INFO: task kworker/0:296:4307 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.477388][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.477568][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.477682][ T32] Call trace: [ 1331.477716][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.477926][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.477955][ T32] r4:00000000 [ 1331.478189][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.501487][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.501552][ T32] dd20: 8c559000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.501584][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.501642][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.501704][ T32] r5:800f0013 r4:80239bb0 [ 1331.501731][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.501798][ T32] r4:82ac21e4 [ 1331.501819][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.501941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.502026][ T32] r4:e05addc0 [ 1331.502050][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.502095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.502146][ T32] r4:00000000 [ 1331.502198][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.502250][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.502318][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.502439][ T32] r5:00001000 r4:dfd07000 [ 1331.502465][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.502506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.502563][ T32] r5:84be078c r4:84be0400 [ 1331.502618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.502702][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.502799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.502900][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.502931][ T32] r4:84bbbf00 [ 1331.502952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.503001][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1331.503079][ T32] r4:00000001 [ 1331.503158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.503218][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1331.503269][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.503300][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.503328][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.503357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.503385][ T32] r4:84ba87c0 [ 1331.503413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1331.503881][ T32] Call trace: ** 7 printk messages dropped ** [ 1331.504296][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd1e08 ** 12 printk messages dropped ** [ 1331.504801][ T32] r5:8526a78c r4:8526a400 ** 2 printk messages dropped ** [ 1331.504915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1331.505063][ T32] r10:00000000 r9:850ecf80 r8:80287e08 r7:eacbde60 r6:850f5000 r5:8520ec00 [ 1331.505087][ T32] r4:00000001 [ 1331.505128][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.505167][ T32] Exception stack(0xeacd1fb0 to 0xeacd1ff8) [ 1331.505194][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.505222][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.505258][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.505289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.505321][ T32] r4:850fa440 [ 1331.505766][ T32] INFO: task kworker/0:297:4309 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.505805][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.505878][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.505973][ T32] Call trace: [ 1331.506033][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.506108][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.506145][ T32] r4:00000000 [ 1331.506168][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.506218][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.506271][ T32] dd20: 8c559000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.506323][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.506371][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.506404][ T32] r5:800f0013 r4:80239bb0 [ 1331.506435][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.506479][ T32] r4:82ac21e4 [ 1331.506499][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1331.506761][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 8 printk messages dropped ** [ 1331.507169][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.507216][ T32] r4:84bbbf00 [ 1331.507237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.507323][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1331.507351][ T32] r4:00000001 [ 1331.507372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.507423][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1331.507507][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.507575][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.507621][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.507669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.507695][ T32] r4:84ba87c0 [ 1331.507742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1331.531843][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1331.532424][ T32] r5:8519b78c r4:8519b400 ** 1 printk messages dropped ** [ 1331.532491][ T32] r7:ddde2d80 r6:83018200 r5:8519b78c r4:850e8000 ** 10 printk messages dropped ** [ 1331.533017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1331.534066][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 14 printk messages dropped ** [ 1331.534902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1331.535514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 16 printk messages dropped ** [ 1331.536289][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1331.536838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1331.537431][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1331.560146][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1331.560369][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.560460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.560505][ T32] r4:00000000 [ 1331.560545][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.560639][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.560683][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.560766][ T32] r5:00001000 r4:dfd07000 [ 1331.560830][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.560912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.561007][ T32] r5:84be078c r4:84be0400 [ 1331.561131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.561233][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.561278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.561371][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.561449][ T32] r4:84bbbf00 [ 1331.561539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.561641][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1331.561704][ T32] r4:00000001 [ 1331.561747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.561944][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1331.562011][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.562099][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.562193][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.562259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.562310][ T32] r4:84ba87c0 [ 1331.562356][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.562465][ T32] INFO: task kworker/0:299:4314 blocked for more than 458 seconds. [ 1331.562540][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1331.562647][ T32] task:kworker/0:299 state:D stack:0 pid:4314 tgid:4314 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1331.564889][ T32] r5:8526bb8c r4:8526b800 ** 1 printk messages dropped ** [ 1331.565122][ T32] r7:dddced80 r6:83018000 r5:8526bb8c r4:850f5180 ** 10 printk messages dropped ** [ 1331.565875][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1331.567840][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 12 printk messages dropped ** [ 1331.580434][ T32] r5:00001000 r4:dfd07000 ** 10 printk messages dropped ** [ 1331.581119][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1331.581674][ T32] INFO: task kworker/0:300:4316 blocked for more than 458 seconds. ** 15 printk messages dropped ** [ 1331.583090][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1331.583659][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.583704][ T32] r5:00001000 r4:e05eb000 [ 1331.583725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.583764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.583834][ T32] r5:8526ab8c r4:8526a800 [ 1331.583918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.583971][ T32] r7:dddced80 r6:83018000 r5:8526ab8c r4:850f5200 [ 1331.583992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.584038][ T32] r10:61c88647 r9:851cc800 r8:850f522c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.584062][ T32] r4:850f5200 [ 1331.584081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.584125][ T32] r10:00000000 r9:850f5200 r8:80287e08 r7:eace9e60 r6:850e8180 r5:851cc800 [ 1331.584174][ T32] r4:00000001 [ 1331.584198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.584313][ T32] Exception stack(0xeacf1fb0 to 0xeacf1ff8) [ 1331.584511][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.584542][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.584627][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.584669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.584694][ T32] r4:850faa80 [ 1331.585178][ T32] INFO: task kworker/0:300:4316 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.585219][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.585712][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.585803][ T32] dd20: 8cd19000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.585837][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.585906][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.585933][ T32] r5:800f0013 r4:80239bb0 [ 1331.585954][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.586085][ T32] r4:82ac21e4 [ 1331.586199][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.586277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 1 printk messages dropped ** [ 1331.586324][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 15 printk messages dropped ** [ 1331.587274][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 16 printk messages dropped ** [ 1331.619102][ T32] r10:8291a684 r9:eacf5d84 r8:00000002 r7:60000113 r6:eacf5d8c r5:851ca400 ** 13 printk messages dropped ** [ 1331.619973][ T32] r9:83018005 r8:851ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 6 printk messages dropped ** [ 1331.620446][ T32] r7:dddced80 r6:83018000 r5:8526af8c r4:850f5280 ** 1 printk messages dropped ** [ 1331.620526][ T32] r10:61c88647 r9:851ca400 r8:850f52ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.620550][ T32] r4:850f5280 [ 1331.620571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.620618][ T32] r10:00000000 r9:850f5280 r8:80287e08 r7:eace9e60 r6:850e8200 r5:851ca400 [ 1331.620693][ T32] r4:00000001 [ 1331.620725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.620797][ T32] Exception stack(0xeacf5fb0 to 0xeacf5ff8) [ 1331.620904][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.620937][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.621070][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.621218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.621244][ T32] r4:850fa8c0 [ 1331.621661][ T32] INFO: task kworker/0:301:4317 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.621728][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.621952][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.622004][ T32] Call trace: [ 1331.622035][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.622146][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.622258][ T32] r4:00000000 [ 1331.622374][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.622494][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.622527][ T32] dd20: 8d0f7000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.622617][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.622653][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.622678][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1331.622859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.622882][ T32] r4:e05addc0 [ 1331.622902][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.622956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.622983][ T32] r4:00000000 [ 1331.623003][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.623049][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.623071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.623160][ T32] r5:00001000 r4:dfd07000 ** 3 printk messages dropped ** [ 1331.623608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1331.624381][ T32] INFO: task kworker/0:302:4319 blocked for more than 458 seconds. ** 11 printk messages dropped ** [ 1331.625085][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1331.625761][ T32] r9:83018005 r8:851ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1331.626048][ T32] r5:8526b38c r4:8526b000 [ 1331.626106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1331.626389][ T32] r10:00000000 r9:850f5300 r8:80287e08 r7:eace9e60 r6:850e8280 r5:851ce000 ** 9 printk messages dropped ** [ 1331.627095][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1331.627488][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.627513][ T32] r4:00000000 [ 1331.627532][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.627609][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.627644][ T32] dd20: 8d0f7000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.627687][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.627716][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.627754][ T32] r5:800f0013 r4:80239bb0 [ 1331.627777][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.627839][ T32] r4:82ac21e4 [ 1331.627862][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.627905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 3 printk messages dropped ** [ 1331.628195][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1331.650476][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1331.650961][ T32] r4:84ba87c0 ** 8 printk messages dropped ** [ 1331.651691][ T32] r10:8291a684 r9:ead05d84 r8:00000002 r7:60000113 r6:ead05d8c r5:851c8000 ** 8 printk messages dropped ** [ 1331.652242][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.652803][ T32] r5:8526b78c r4:8526b400 [ 1331.652824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1331.653031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.653534][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1331.654593][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1331.655082][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1331.655345][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.655926][ T32] r5:84be078c r4:84be0400 ** 7 printk messages dropped ** [ 1331.656492][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1331.657171][ T32] INFO: task kworker/0:304:4323 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1331.657881][ T32] r4:851c8c00 [ 1331.658025][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.658140][ T32] r5:851c8c00 r4:8291a680 [ 1331.675778][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.675869][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.675923][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead0de08 [ 1331.675951][ T32] r4:00000000 [ 1331.675977][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.676015][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.676099][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.676208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85234440 [ 1331.676234][ T32] r4:00000000 [ 1331.676260][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.676324][ T32] r9:83018005 r8:851c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1331.676352][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.676402][ T32] r5:00001000 r4:eaa21000 [ 1331.676424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.676463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.676611][ T32] r5:85274b8c r4:85274800 [ 1331.676640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.676695][ T32] r7:dddced80 r6:83018000 r5:85274b8c r4:850f5400 [ 1331.676750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.676902][ T32] r10:61c88647 r9:851c8c00 r8:850f542c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.677037][ T32] r4:850f5400 [ 1331.677091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.677142][ T32] r10:00000000 r9:850f5400 r8:80287e08 r7:eace9e60 r6:850e8380 r5:851c8c00 [ 1331.677165][ T32] r4:00000001 [ 1331.677184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.677271][ T32] Exception stack(0xead0dfb0 to 0xead0dff8) [ 1331.677384][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.677419][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.677449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.677479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.677590][ T32] r4:850f2f80 [ 1331.678006][ T32] INFO: task kworker/0:304:4323 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.678090][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.689036][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.689151][ T32] Call trace: [ 1331.689187][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.689247][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.689294][ T32] r4:00000000 [ 1331.689415][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.689462][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.689521][ T32] dd20: 8d667000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.689737][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.689775][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.689845][ T32] r5:800f0013 r4:80239bb0 [ 1331.689961][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.690009][ T32] r4:82ac21e4 [ 1331.690030][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.690073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.690096][ T32] r4:e05addc0 [ 1331.690115][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.690156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.690178][ T32] r4:00000000 [ 1331.690255][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.690306][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.690374][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.690423][ T32] r5:00001000 r4:dfd07000 [ 1331.690444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.690485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.690574][ T32] r5:84be078c r4:84be0400 [ 1331.690599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.690681][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 4 printk messages dropped ** [ 1331.691095][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 6 printk messages dropped ** [ 1331.691527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1331.692347][ T32] r4:851cec00 ** 4 printk messages dropped ** [ 1331.692705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead15e08 ** 9 printk messages dropped ** [ 1331.693306][ T32] r5:00001000 r4:e4867000 ** 2 printk messages dropped ** [ 1331.693555][ T32] r5:8526bf8c r4:8526bc00 [ 1331.693580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.693650][ T32] r7:dddced80 r6:83018000 r5:8526bf8c r4:850f5480 [ 1331.693901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.693959][ T32] r10:61c88647 r9:851cec00 r8:850f54ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.693983][ T32] r4:850f5480 [ 1331.694002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.694047][ T32] r10:00000000 r9:850f5480 r8:80287e08 r7:ead0de60 r6:850e8400 r5:851cec00 [ 1331.694069][ T32] r4:00000001 [ 1331.694087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.694121][ T32] Exception stack(0xead15fb0 to 0xead15ff8) [ 1331.694248][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.694281][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.694308][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.694364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.694423][ T32] r4:850fae80 [ 1331.694925][ T32] INFO: task kworker/0:305:4325 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.694972][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.695181][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.695247][ T32] Call trace: [ 1331.695300][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.695360][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.695405][ T32] r4:00000000 [ 1331.695427][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.695468][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 2 printk messages dropped ** [ 1331.695644][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 15 printk messages dropped ** [ 1331.696806][ T32] r5:84be078c r4:84be0400 ** 9 printk messages dropped ** [ 1331.697205][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 8 printk messages dropped ** [ 1331.697718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1331.723397][ T32] r4:851c9800 ** 5 printk messages dropped ** [ 1331.723763][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.723971][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.724235][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.724399][ T32] r7:dddced80 r6:83018000 r5:8527438c r4:850f5500 ** 4 printk messages dropped ** [ 1331.724675][ T32] r10:00000000 r9:850f5500 r8:80287e08 r7:ead0de60 r6:850e8480 r5:851c9800 ** 9 printk messages dropped ** [ 1331.725706][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1331.726562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 9 printk messages dropped ** [ 1331.727094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.727389][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 8 printk messages dropped ** [ 1331.727827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1331.728125][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.741236][ T32] Call trace: [ 1331.741296][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.741365][ T32] r10:8291a684 r9:eacd5d84 r8:00000002 r7:60000113 r6:eacd5d8c r5:84b13c00 [ 1331.741391][ T32] r4:84b13c00 [ 1331.741413][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.741487][ T32] r5:84b13c00 r4:8291a680 [ 1331.741533][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.741622][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.741800][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd5e08 [ 1331.741827][ T32] r4:00000000 [ 1331.741848][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.741883][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.741921][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.741961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85234340 [ 1331.742008][ T32] r4:00000000 [ 1331.742031][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.742163][ T32] r9:83018005 r8:84b13c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1331.742219][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.742268][ T32] r5:00001000 r4:eaa0f000 [ 1331.742290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.742410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.742477][ T32] r5:8527478c r4:85274400 [ 1331.742504][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.742563][ T32] r7:dddced80 r6:83018000 r5:8527478c r4:850f5580 [ 1331.742585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.742672][ T32] r10:61c88647 r9:84b13c00 r8:850f55ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.742701][ T32] r4:850f5580 [ 1331.742722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.742795][ T32] r10:00000000 r9:850f5580 r8:80287e08 r7:ead0de60 r6:850f5600 r5:84b13c00 [ 1331.742842][ T32] r4:00000001 [ 1331.742908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.742971][ T32] Exception stack(0xeacd5fb0 to 0xeacd5ff8) [ 1331.743005][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.743034][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.743060][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.743131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.743158][ T32] r4:85234000 [ 1331.743592][ T32] INFO: task kworker/0:307:4329 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.743655][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.743770][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.743846][ T32] Call trace: [ 1331.743876][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.743928][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.743963][ T32] r4:00000000 [ 1331.744007][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.744080][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.744115][ T32] dd20: 8df15000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.744146][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.744171][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.744195][ T32] r5:800f0013 r4:80239bb0 [ 1331.744234][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.744300][ T32] r4:82ac21e4 [ 1331.744330][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.744402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.744503][ T32] r4:e05addc0 [ 1331.744538][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.744583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.744606][ T32] r4:00000000 [ 1331.744626][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.744688][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.744728][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.744817][ T32] r5:00001000 r4:dfd07000 [ 1331.744840][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.744882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.744924][ T32] r5:84be078c r4:84be0400 [ 1331.744972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.745061][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.745122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1331.745195][ T32] r4:84bbbf00 ** 4 printk messages dropped ** [ 1331.745364][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 5 printk messages dropped ** [ 1331.745608][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1331.746265][ T32] r5:849d8000 r4:8291a680 ** 6 printk messages dropped ** [ 1331.746514][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1331.746915][ T32] r5:85274f8c r4:85274c00 [ 1331.746939][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.747076][ T32] r10:61c88647 r9:849d8000 r8:850f56ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.747099][ T32] r4:850f5680 [ 1331.747117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.747189][ T32] r10:00000000 r9:850f5680 r8:80287e08 r7:ead0de60 r6:850f5700 r5:849d8000 [ 1331.747215][ T32] r4:00000001 [ 1331.747283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.747321][ T32] Exception stack(0xead21fb0 to 0xead21ff8) [ 1331.747368][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.747401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.747437][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.747470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.747493][ T32] r4:85234380 [ 1331.747771][ T32] INFO: task kworker/0:308:4331 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.747806][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.747883][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.747931][ T32] Call trace: [ 1331.748026][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.748171][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.767420][ T32] r4:00000000 [ 1331.767466][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.767536][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.767607][ T32] dd20: 8e3bc000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.767644][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.767670][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.767695][ T32] r5:800f0013 r4:80239bb0 [ 1331.767739][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.767798][ T32] r4:82ac21e4 [ 1331.767838][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.767885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.767917][ T32] r4:e05addc0 [ 1331.767954][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.768000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.768022][ T32] r4:00000000 [ 1331.768041][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.768087][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.768109][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.768245][ T32] r5:00001000 r4:dfd07000 [ 1331.768749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.768816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.768861][ T32] r5:84be078c r4:84be0400 [ 1331.768882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.768930][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 1 printk messages dropped ** [ 1331.768999][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1331.769585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1331.770033][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1331.770635][ T32] r5:8527578c r4:85275400 [ 1331.770683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.770803][ T32] r10:61c88647 r9:849d8c00 r8:850f57ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1331.771062][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.771764][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1331.772288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 1 printk messages dropped ** [ 1331.772333][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.772384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.772411][ T32] r4:00000000 [ 1331.772431][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.772476][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.772498][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.772559][ T32] r5:00001000 r4:dfd07000 [ 1331.772582][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.772623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.772671][ T32] r5:84be078c r4:84be0400 [ 1331.772702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.772773][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.772798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.772868][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.772903][ T32] r4:84bbbf00 [ 1331.772925][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.772972][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1331.773015][ T32] r4:00000001 [ 1331.773038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.773074][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1331.773110][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.773161][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.773191][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.773239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.773273][ T32] r4:84ba87c0 [ 1331.773296][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.773321][ T32] INFO: task kworker/0:310:4336 blocked for more than 458 seconds. [ 1331.773349][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.773372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.773393][ T32] task:kworker/0:310 state:D stack:0 pid:4336 tgid:4336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.773436][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.773499][ T32] Call trace: [ 1331.773577][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.773633][ T32] r10:8291a684 r9:ead2dd84 r8:00000002 r7:60000113 r6:ead2dd8c r5:849d9800 [ 1331.773657][ T32] r4:849d9800 [ 1331.773677][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.773719][ T32] r5:849d9800 r4:8291a680 [ 1331.773738][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.773796][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1331.773864][ T32] r4:00000000 [ 1331.773904][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.773942][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.773988][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.774033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85234700 [ 1331.774064][ T32] r4:00000000 [ 1331.774086][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.774130][ T32] r9:83018005 r8:849d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.774152][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.774214][ T32] r5:00001000 r4:eaa49000 [ 1331.774257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.774300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.774341][ T32] r5:8527538c r4:85275000 [ 1331.774384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.774484][ T32] r7:dddced80 r6:83018000 r5:8527538c r4:850f5880 [ 1331.774538][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.774596][ T32] r10:61c88647 r9:849d9800 r8:850f58ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.774621][ T32] r4:850f5880 [ 1331.774647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.774692][ T32] r10:00000000 r9:850f5880 r8:80287e08 r7:ead25e60 r6:850f5900 r5:849d9800 [ 1331.774724][ T32] r4:00000001 [ 1331.774746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.774811][ T32] Exception stack(0xead2dfb0 to 0xead2dff8) [ 1331.774842][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.774885][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.774915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.774966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.775014][ T32] r4:852343c0 [ 1331.775290][ T32] INFO: task kworker/0:310:4336 is blocked on a mutex likely owned by task kworker/1:202:3656. ** 4 printk messages dropped ** [ 1331.775647][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 10 printk messages dropped ** [ 1331.776234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 10 printk messages dropped ** [ 1331.776682][ T32] r5:84be078c r4:84be0400 ** 6 printk messages dropped ** [ 1331.777015][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 8 printk messages dropped ** [ 1331.777275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1331.777858][ T32] r5:849db000 r4:8291a680 ** 5 printk messages dropped ** [ 1331.811393][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.812044][ T32] r5:8527638c r4:85276000 [ 1331.812107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.812307][ T32] r4:850f5980 ** 4 printk messages dropped ** [ 1331.812551][ T32] Exception stack(0xeace1fb0 to 0xeace1ff8) ** 6 printk messages dropped ** [ 1331.813205][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.813879][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.814071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.814094][ T32] r4:00000000 [ 1331.814133][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.814182][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.814215][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.814280][ T32] r5:00001000 r4:dfd07000 [ 1331.814302][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.814342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.814408][ T32] r5:84be078c r4:84be0400 [ 1331.814461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.814529][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.814560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.814609][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.814658][ T32] r4:84bbbf00 [ 1331.814701][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.814753][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1331.814784][ T32] r4:00000001 [ 1331.814806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.814859][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1331.814913][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.814942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.814968][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.814999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.815042][ T32] r4:84ba87c0 [ 1331.815067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.815145][ T32] INFO: task kworker/0:312:4340 blocked for more than 458 seconds. [ 1331.815189][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.815230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.815255][ T32] task:kworker/0:312 state:D stack:0 pid:4340 tgid:4340 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.815330][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.815394][ T32] Call trace: [ 1331.815447][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.815597][ T32] r10:8291a684 r9:ead35d84 r8:00000002 r7:60000013 r6:ead35d8c r5:849dbc00 [ 1331.815666][ T32] r4:849dbc00 [ 1331.815701][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.815751][ T32] r5:849dbc00 r4:8291a680 [ 1331.815772][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.815831][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.815878][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead35e08 [ 1331.815900][ T32] r4:00000000 [ 1331.815943][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.815990][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.816496][ T32] r5:85275b8c r4:85275800 ** 2 printk messages dropped ** [ 1331.816589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.816640][ T32] r10:61c88647 r9:849dbc00 r8:850f5aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.816664][ T32] r4:850f5a80 [ 1331.816684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.816749][ T32] r10:00000000 r9:850f5a80 r8:80287e08 r7:eace1e60 r6:850f5b00 r5:849dbc00 [ 1331.816775][ T32] r4:00000001 [ 1331.816814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.816875][ T32] Exception stack(0xead35fb0 to 0xead35ff8) [ 1331.816904][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.816933][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.816981][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.817034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.817059][ T32] r4:85234880 [ 1331.817355][ T32] INFO: task kworker/0:312:4340 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.817394][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.817496][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.817541][ T32] Call trace: [ 1331.817570][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.817641][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.817679][ T32] r4:00000000 [ 1331.817720][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.817764][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.817792][ T32] dd20: 8ec87000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.817820][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.817866][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.817916][ T32] r5:800f0013 r4:80239bb0 [ 1331.818039][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.818084][ T32] r4:82ac21e4 [ 1331.818105][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.818147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 6 printk messages dropped ** [ 1331.825496][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1331.825980][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 8 printk messages dropped ** [ 1331.826415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1331.827126][ T32] r5:849dc800 r4:8291a680 ** 5 printk messages dropped ** [ 1331.827363][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.827881][ T32] r5:85275f8c r4:85275c00 [ 1331.827907][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.828067][ T32] r4:850f5b80 ** 6 printk messages dropped ** [ 1331.846174][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.847039][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 10 printk messages dropped ** [ 1331.847439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.847462][ T32] r4:e05addc0 [ 1331.847491][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.847536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.847596][ T32] r4:00000000 [ 1331.847616][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.847694][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.847730][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.847798][ T32] r5:00001000 r4:dfd07000 [ 1331.847845][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.847911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.847979][ T32] r5:84be078c r4:84be0400 [ 1331.848025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.848096][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.848178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.850283][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.850332][ T32] r4:84bbbf00 [ 1331.850367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.850453][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1331.850499][ T32] r4:00000001 [ 1331.850523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.850563][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1331.850591][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.850619][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.850656][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.850686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1331.850907][ T32] task:kworker/1:299 state:D stack:0 pid:4343 tgid:4343 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.851445][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.851642][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.851869][ T32] r5:8519bb8c r4:8519b800 [ 1331.851926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.852066][ T32] r10:61c88647 r9:851d0000 r8:850e852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1331.852398][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.852429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.852453][ T32] r4:850fdd00 [ 1331.852884][ T32] INFO: task kworker/1:299:4343 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.852942][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.853044][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.853140][ T32] Call trace: [ 1331.853218][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.853270][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.853314][ T32] r4:00000000 [ 1331.853360][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.853404][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.853455][ T32] dd20: 8f277000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.853486][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.853533][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.853560][ T32] r5:800f0013 r4:80239bb0 [ 1331.853611][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.853659][ T32] r4:82ac21e4 [ 1331.853680][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.853723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.853745][ T32] r4:e05addc0 [ 1331.853765][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.853805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.853827][ T32] r4:00000000 [ 1331.853846][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.853912][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.853943][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.854008][ T32] r5:00001000 r4:dfd07000 [ 1331.854031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.854133][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.854180][ T32] r5:84be078c r4:84be0400 [ 1331.854242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.854293][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.854315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1331.854571][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 9 printk messages dropped ** [ 1331.854910][ T32] INFO: task kworker/0:314:4346 blocked for more than 458 seconds. ** 6 printk messages dropped ** [ 1331.855256][ T32] r10:8291a684 r9:ead61d84 r8:00000002 r7:60000113 r6:ead61d8c r5:851d1800 ** 8 printk messages dropped ** [ 1331.855703][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.856215][ T32] r5:8527678c r4:85276400 [ 1331.856257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.856306][ T32] r7:dddced80 r6:83018000 r5:8527678c r4:850f5c80 ** 1 printk messages dropped ** [ 1331.856395][ T32] r10:61c88647 r9:851d1800 r8:850f5cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.856439][ T32] r4:850f5c80 [ 1331.856472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.856541][ T32] r10:00000000 r9:850f5c80 r8:80287e08 r7:eace1e60 r6:850e8600 r5:851d1800 [ 1331.856587][ T32] r4:00000001 [ 1331.856645][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.856685][ T32] Exception stack(0xead61fb0 to 0xead61ff8) [ 1331.856712][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.856740][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.856766][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.856794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.856816][ T32] r4:85234d00 [ 1331.857065][ T32] INFO: task kworker/0:314:4346 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.857130][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.857188][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.857254][ T32] Call trace: [ 1331.857404][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.857458][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.857482][ T32] r4:00000000 [ 1331.857502][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.857540][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.857567][ T32] dd20: 8f277000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.857616][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.857651][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.857689][ T32] r5:800f0013 r4:80239bb0 [ 1331.857712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.857752][ T32] r4:82ac21e4 [ 1331.857792][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.857860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.857885][ T32] r4:e05addc0 [ 1331.857905][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.857967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.858002][ T32] r4:00000000 [ 1331.858024][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.858070][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.858091][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.858184][ T32] r5:00001000 r4:dfd07000 [ 1331.878759][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.878851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.878900][ T32] r5:84be078c r4:84be0400 [ 1331.878945][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.879001][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.879024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.879071][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.879115][ T32] r4:84bbbf00 [ 1331.879139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.879188][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1331.879211][ T32] r4:00000001 [ 1331.879244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.879286][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1331.879316][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.879345][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.879370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.879400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.879421][ T32] r4:84ba87c0 [ 1331.879465][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.879536][ T32] INFO: task kworker/0:315:4348 blocked for more than 458 seconds. [ 1331.879634][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.879665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.879689][ T32] task:kworker/0:315 state:D stack:0 pid:4348 tgid:4348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.879797][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.879843][ T32] Call trace: [ 1331.879877][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.879931][ T32] r10:8291a684 r9:ead6dd84 r8:00000002 r7:60000113 r6:ead6dd8c r5:851d2400 [ 1331.879978][ T32] r4:851d2400 [ 1331.880020][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1331.880217][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead6de08 ** 8 printk messages dropped ** [ 1331.880518][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.880687][ T32] r5:85276b8c r4:85276800 ** 2 printk messages dropped ** [ 1331.880787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.881165][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.881893][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1331.882332][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1331.882858][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 11 printk messages dropped ** [ 1331.883482][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 9 printk messages dropped ** [ 1331.883905][ T32] INFO: task kworker/0:316:4351 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1331.884215][ T32] r4:849dd400 ** 5 printk messages dropped ** [ 1331.884446][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.884766][ T32] r9:83018005 r8:849dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 ** 6 printk messages dropped ** [ 1331.885116][ T32] r7:dddced80 r6:83018000 r5:8527778c r4:850f5d80 ** 5 printk messages dropped ** [ 1331.885398][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1331.885996][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.886467][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.886503][ T32] r5:800f0013 r4:80239bb0 [ 1331.886528][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.886567][ T32] r4:82ac21e4 [ 1331.886587][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.886634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.886657][ T32] r4:e05addc0 [ 1331.886697][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.886742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.886764][ T32] r4:00000000 [ 1331.886797][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.886845][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.886899][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.886965][ T32] r5:00001000 r4:dfd07000 [ 1331.886994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.887034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.887096][ T32] r5:84be078c r4:84be0400 [ 1331.887119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.887168][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.887210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.887262][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.887305][ T32] r4:84bbbf00 [ 1331.887345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.887395][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1331.887417][ T32] r4:00000001 [ 1331.887456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.887517][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1331.887586][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.887647][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.887686][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.887715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.887736][ T32] r4:84ba87c0 [ 1331.887778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.887836][ T32] INFO: task kworker/0:317:4352 blocked for more than 458 seconds. [ 1331.887873][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.887897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.887919][ T32] task:kworker/0:317 state:D stack:0 pid:4352 tgid:4352 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.887996][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.888038][ T32] Call trace: [ 1331.888080][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.888182][ T32] r10:8291a684 r9:ead85d84 r8:00000002 r7:60000113 r6:ead85d8c r5:849de000 [ 1331.919427][ T32] r4:849de000 [ 1331.919492][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.919627][ T32] r5:849de000 r4:8291a680 [ 1331.919664][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.919732][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.919848][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead85e08 [ 1331.919875][ T32] r4:00000000 [ 1331.919918][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.919960][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.920001][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.920044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85244280 [ 1331.920068][ T32] r4:00000000 [ 1331.920088][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.920201][ T32] r9:83018005 r8:849de000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1331.920228][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.920278][ T32] r5:00001000 r4:ead7b000 [ 1331.920299][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.920341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.920454][ T32] r5:85276f8c r4:85276c00 [ 1331.920479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.920592][ T32] r7:dddced80 r6:83018000 r5:85276f8c r4:850f5e80 [ 1331.920617][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.920672][ T32] r10:61c88647 r9:849de000 r8:850f5eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.920723][ T32] r4:850f5e80 [ 1331.920746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.920811][ T32] r10:00000000 r9:850f5e80 r8:80287e08 r7:ead4de60 r6:850f5f00 r5:849de000 ** 5 printk messages dropped ** [ 1331.921043][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.921774][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.922193][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1331.922563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1331.923100][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 7 printk messages dropped ** [ 1331.923384][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 3 printk messages dropped ** [ 1331.923519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1331.923953][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.924215][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1331.924486][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1331.924849][ T32] r5:8527738c r4:85277000 [ 1331.924869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.925035][ T32] r7:dddced80 r6:83018000 r5:8527738c r4:850f5f80 [ 1331.925144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.925196][ T32] r10:61c88647 r9:849dec00 r8:850f5fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.925218][ T32] r4:850f5f80 [ 1331.925258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.925309][ T32] r10:00000000 r9:850f5f80 r8:80287e08 r7:ead4de60 r6:85243000 r5:849dec00 [ 1331.925332][ T32] r4:00000001 [ 1331.925373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.925413][ T32] Exception stack(0xead79fb0 to 0xead79ff8) [ 1331.925439][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.925469][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.925495][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.925537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.925561][ T32] r4:852442c0 [ 1331.925853][ T32] INFO: task kworker/0:318:4354 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.925889][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.925966][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.926039][ T32] Call trace: [ 1331.926069][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.926143][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.926170][ T32] r4:00000000 [ 1331.926191][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.926230][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.926258][ T32] dd20: 8ffcd000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.926316][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.926365][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.926413][ T32] r5:800f0013 r4:80239bb0 [ 1331.926458][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.926528][ T32] r4:82ac21e4 [ 1331.926574][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.926620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.926648][ T32] r4:e05addc0 [ 1331.926668][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.926709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.926772][ T32] r4:00000000 [ 1331.926816][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.926886][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.926920][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.927004][ T32] r5:00001000 r4:dfd07000 [ 1331.927028][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.927091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.927136][ T32] r5:84be078c r4:84be0400 [ 1331.927158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.927205][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.927236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.927286][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.927309][ T32] r4:84bbbf00 [ 1331.927328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.927384][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1331.927409][ T32] r4:00000001 [ 1331.927428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.927463][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1331.927490][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.927518][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.927585][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.927646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.927718][ T32] r4:84ba87c0 [ 1331.927742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.927767][ T32] INFO: task kworker/0:319:4356 blocked for more than 458 seconds. [ 1331.927795][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.927818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.927839][ T32] task:kworker/0:319 state:D stack:0 pid:4356 tgid:4356 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.927896][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.927937][ T32] Call trace: [ 1331.928019][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.948771][ T32] r5:849da400 r4:8291a680 ** 5 printk messages dropped ** [ 1331.948979][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.949372][ T32] r5:85277b8c r4:85277800 [ 1331.949394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.949508][ T32] r10:61c88647 r9:849da400 r8:852430ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1331.949952][ T32] r4:852444c0 ** 5 printk messages dropped ** [ 1331.950725][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1331.951050][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1331.951369][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1331.951841][ T32] r5:84be078c r4:84be0400 ** 2 printk messages dropped ** [ 1331.951944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.952359][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.952633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1331.953332][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.953596][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.953870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.954031][ T32] r7:dddced80 r6:83018000 r5:8527c38c r4:85243180 ** 7 printk messages dropped ** [ 1331.954324][ T32] Exception stack(0xeada1fb0 to 0xeada1ff8) ** 4 printk messages dropped ** [ 1331.954673][ T32] r4:85244600 ** 3 printk messages dropped ** [ 1331.955191][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.955528][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1331.955951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 3 printk messages dropped ** [ 1331.956059][ T32] r4:00000000 [ 1331.956090][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.956139][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.956176][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.956223][ T32] r5:00001000 r4:dfd07000 [ 1331.956243][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.956291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.956336][ T32] r5:84be078c r4:84be0400 [ 1331.956356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.956409][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.956431][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.956477][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.956522][ T32] r4:84bbbf00 [ 1331.956544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.956592][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1331.956615][ T32] r4:00000001 [ 1331.956638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.956675][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1331.956701][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.956757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.956796][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.956835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.956871][ T32] r4:84ba87c0 [ 1331.956905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.956958][ T32] INFO: task kworker/0:321:4359 blocked for more than 458 seconds. [ 1331.956991][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.957014][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.957034][ T32] task:kworker/0:321 state:D stack:0 pid:4359 tgid:4359 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.957101][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.957170][ T32] Call trace: [ 1331.957227][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.957275][ T32] r10:8291a684 r9:eadb1d84 r8:00000002 r7:60000113 r6:eadb1d8c r5:85210c00 [ 1331.957298][ T32] r4:85210c00 [ 1331.957342][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.957421][ T32] r5:85210c00 r4:8291a680 [ 1331.957445][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.957485][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.957527][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb1e08 [ 1331.957559][ T32] r4:00000000 [ 1331.957580][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.957615][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.957653][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.957704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85244a00 [ 1331.957729][ T32] r4:00000000 [ 1331.957779][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.957837][ T32] r9:83018005 r8:85210c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1331.957894][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.957941][ T32] r5:00001000 r4:eadb3000 [ 1331.957982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.958025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.958067][ T32] r5:85277f8c r4:85277c00 [ 1331.958086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.958214][ T32] r7:dddced80 r6:83018000 r5:85277f8c r4:85243280 [ 1331.983131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.983234][ T32] r10:61c88647 r9:85210c00 r8:852432ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.983299][ T32] r4:85243280 [ 1331.983325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.983376][ T32] r10:00000000 r9:85243280 r8:80287e08 r7:eada1e60 r6:85243300 r5:85210c00 [ 1331.983422][ T32] r4:00000001 [ 1331.983455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.983500][ T32] Exception stack(0xeadb1fb0 to 0xeadb1ff8) [ 1331.983531][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.983625][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.983686][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.983720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.983763][ T32] r4:85244600 [ 1331.984183][ T32] INFO: task kworker/0:321:4359 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1331.984221][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.984360][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.984481][ T32] Call trace: [ 1331.984528][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.984589][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1331.984645][ T32] r4:00000000 [ 1331.984671][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.984713][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1331.984763][ T32] dd20: 905ab000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1331.984817][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1331.984870][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.984897][ T32] r5:800f0013 r4:80239bb0 [ 1331.984920][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.985075][ T32] r4:82ac21e4 [ 1331.985102][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.985147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1331.985192][ T32] r4:e05addc0 [ 1331.985216][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.985259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1331.985304][ T32] r4:00000000 [ 1331.985348][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.985408][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.985454][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.985501][ T32] r5:00001000 r4:dfd07000 [ 1331.985543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.985589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.985637][ T32] r5:84be078c r4:84be0400 [ 1331.985659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.985720][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1331.985767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.985818][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1331.985921][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 6 printk messages dropped ** [ 1331.986187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1331.986673][ T32] r4:85211800 ** 4 printk messages dropped ** [ 1331.986877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadade08 ** 7 printk messages dropped ** [ 1331.987197][ T32] r9:83018005 r8:85211800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 ** 4 printk messages dropped ** [ 1331.987464][ T32] r5:8527c78c r4:8527c400 ** 3 printk messages dropped ** [ 1331.987704][ T32] r10:61c88647 r9:85211800 r8:852433ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1331.988034][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.001972][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 10 printk messages dropped ** [ 1332.002338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 10 printk messages dropped ** [ 1332.002802][ T32] r5:84be078c r4:84be0400 ** 4 printk messages dropped ** [ 1332.002962][ T32] r4:84bbbf00 ** 4 printk messages dropped ** [ 1332.003160][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 6 printk messages dropped ** [ 1332.003378][ T32] INFO: task kworker/0:323:4363 blocked for more than 458 seconds. ** 6 printk messages dropped ** [ 1332.003784][ T32] r10:8291a684 r9:eadbdd84 r8:00000002 r7:60000113 r6:eadbdd8c r5:85212400 [ 1332.003807][ T32] r4:85212400 [ 1332.003850][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.003896][ T32] r5:85212400 r4:8291a680 [ 1332.003917][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.003957][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.003998][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadbde08 [ 1332.004037][ T32] r4:00000000 [ 1332.004068][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.004106][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.004143][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.004192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85244e40 [ 1332.004225][ T32] r4:00000000 [ 1332.004248][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.004292][ T32] r9:83018005 r8:85212400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1332.004314][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.004377][ T32] r5:00001000 r4:eade7000 [ 1332.004453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.004507][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.004562][ T32] r5:8527cb8c r4:8527c800 [ 1332.004585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.004640][ T32] r7:dddced80 r6:83018000 r5:8527cb8c r4:85243480 [ 1332.004663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.004711][ T32] r10:61c88647 r9:85212400 r8:852434ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.004766][ T32] r4:85243480 [ 1332.004790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.004840][ T32] r10:00000000 r9:85243480 r8:80287e08 r7:eadade60 r6:85243500 r5:85212400 [ 1332.004897][ T32] r4:00000001 [ 1332.004926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.004977][ T32] Exception stack(0xeadbdfb0 to 0xeadbdff8) [ 1332.005028][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.005059][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.005110][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.005162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.005196][ T32] r4:852449c0 [ 1332.005479][ T32] INFO: task kworker/0:323:4363 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.005537][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.005667][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.005733][ T32] Call trace: [ 1332.005765][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.005839][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.005879][ T32] r4:00000000 [ 1332.005922][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.005965][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.005993][ T32] dd20: 90b7e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.006021][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.006045][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.006068][ T32] r5:800f0013 r4:80239bb0 [ 1332.006109][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.006152][ T32] r4:82ac21e4 [ 1332.006184][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.006229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.006273][ T32] r4:e05addc0 [ 1332.006316][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.006361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.006420][ T32] r4:00000000 [ 1332.006472][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.006520][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.006542][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.006949][ T32] r4:84bbbf00 ** 7 printk messages dropped ** [ 1332.007202][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1332.007885][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1332.034587][ T32] r5:8527cf8c r4:8527cc00 ** 6 printk messages dropped ** [ 1332.034909][ T32] r10:00000000 r9:85243580 r8:80287e08 r7:eadbde60 r6:85243600 r5:85213000 ** 14 printk messages dropped ** [ 1332.035928][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.036311][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1332.036453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.036519][ T32] r4:e05addc0 [ 1332.036544][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.036587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.036609][ T32] r4:00000000 [ 1332.036690][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.036773][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.036822][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.036869][ T32] r5:00001000 r4:dfd07000 [ 1332.036969][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.037139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.037185][ T32] r5:84be078c r4:84be0400 [ 1332.037205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.037252][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.037282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.037392][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.037419][ T32] r4:84bbbf00 [ 1332.037460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.037531][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.037559][ T32] r4:00000001 [ 1332.037579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.037616][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.037647][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.037701][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.037730][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.037802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.037913][ T32] r4:84ba87c0 [ 1332.037937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.038019][ T32] INFO: task kworker/0:325:4368 blocked for more than 458 seconds. [ 1332.038082][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.038160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1332.047760][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.048722][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1332.049264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1332.049482][ T32] r10:61c88647 r9:85213c00 r8:852436ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1332.050429][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1332.050905][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1332.051136][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.051406][ T32] r5:84be078c r4:84be0400 [ 1332.051426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.051472][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.051514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.051616][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.051647][ T32] r4:84bbbf00 [ 1332.051667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.051737][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.051765][ T32] r4:00000001 [ 1332.051784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.051820][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.051855][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.051912][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.051966][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.052019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.052049][ T32] r4:84ba87c0 ** 4 printk messages dropped ** [ 1332.052235][ T32] task:kworker/0:326 state:D stack:0 pid:4370 tgid:4370 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1332.052799][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1332.053232][ T32] r5:8527df8c r4:8527dc00 ** 1 printk messages dropped ** [ 1332.053319][ T32] r7:dddced80 r6:83018000 r5:8527df8c r4:85243780 ** 10 printk messages dropped ** [ 1332.053700][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.054447][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 10 printk messages dropped ** [ 1332.054907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 9 printk messages dropped ** [ 1332.055443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1332.055699][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.055745][ T32] r4:84bbbf00 [ 1332.055768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.055816][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.055848][ T32] r4:00000001 [ 1332.055875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.055947][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.055977][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.056005][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.056030][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.056058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.056101][ T32] r4:84ba87c0 [ 1332.056125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.056179][ T32] INFO: task kworker/0:327:4372 blocked for more than 458 seconds. [ 1332.056211][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.056234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.056275][ T32] task:kworker/0:327 state:D stack:0 pid:4372 tgid:4372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.056349][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.056396][ T32] Call trace: [ 1332.056444][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.056494][ T32] r10:8291a684 r9:eae0dd84 r8:00000002 r7:60000113 r6:eae0dd8c r5:85215400 [ 1332.056519][ T32] r4:85215400 [ 1332.056548][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.056609][ T32] r5:85215400 r4:8291a680 [ 1332.056637][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.056677][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.056733][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae0de08 [ 1332.056757][ T32] r4:00000000 [ 1332.056777][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.056811][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.056846][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.056948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85254280 [ 1332.057015][ T32] r4:00000000 [ 1332.057038][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.057082][ T32] r9:83018005 r8:85215400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1332.057125][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.057171][ T32] r5:00001000 r4:eae0f000 [ 1332.057192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.057361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.057413][ T32] r5:8527d78c r4:8527d400 [ 1332.057532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.057601][ T32] r7:dddced80 r6:83018000 r5:8527d78c r4:85243880 [ 1332.057641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.057692][ T32] r10:61c88647 r9:85215400 r8:852438ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.057715][ T32] r4:85243880 [ 1332.057755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.057823][ T32] r10:00000000 r9:85243880 r8:80287e08 r7:eadfde60 r6:85243900 r5:85215400 [ 1332.057849][ T32] r4:00000001 [ 1332.057868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1332.058043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1332.082026][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1332.082776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 9 printk messages dropped ** [ 1332.083767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.084365][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1332.084699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1332.085938][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.086991][ T32] r9:83018205 r8:851d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 ** 8 printk messages dropped ** [ 1332.087506][ T32] r10:61c88647 r9:851d3000 r8:850e872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1332.087953][ T32] r4:85253600 ** 2 printk messages dropped ** [ 1332.111477][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.111796][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.111825][ T32] dd20: 919bd000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.111854][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.111879][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.111902][ T32] r5:800f0013 r4:80239bb0 [ 1332.111924][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.111966][ T32] r4:82ac21e4 [ 1332.112008][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.112139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.112199][ T32] r4:e05addc0 [ 1332.112225][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.112298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.112325][ T32] r4:00000000 [ 1332.112346][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.112395][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.112451][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.112500][ T32] r5:00001000 r4:dfd07000 [ 1332.112659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.112740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.112789][ T32] r5:84be078c r4:84be0400 [ 1332.112810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.112859][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.112881][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.112929][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.112951][ T32] r4:84bbbf00 [ 1332.112971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.113016][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.113039][ T32] r4:00000001 [ 1332.113059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.113094][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.113121][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.113148][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.113175][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.113204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.113227][ T32] r4:84ba87c0 [ 1332.113249][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.113278][ T32] INFO: task kworker/1:301:4379 blocked for more than 458 seconds. [ 1332.113312][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.113337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.113385][ T32] task:kworker/1:301 state:D stack:0 pid:4379 tgid:4379 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.113442][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.113484][ T32] Call trace: [ 1332.113599][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.113657][ T32] r10:8291a684 r9:eae21d84 r8:00000002 r7:60000113 r6:eae21d8c r5:851d3c00 [ 1332.113682][ T32] r4:851d3c00 [ 1332.113702][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.113744][ T32] r5:851d3c00 r4:8291a680 [ 1332.113765][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.113818][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.113865][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae21e08 [ 1332.113937][ T32] r4:00000000 [ 1332.113960][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.113995][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.114097][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.114143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85253b80 [ 1332.114165][ T32] r4:00000000 [ 1332.114185][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.114229][ T32] r9:83018205 r8:851d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1332.114390][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.114568][ T32] r5:00001000 r4:dfdf7000 [ 1332.114596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.114644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.114725][ T32] r5:851a078c r4:851a0400 [ 1332.114839][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.114892][ T32] r7:ddde2d80 r6:83018200 r5:851a078c r4:850e8800 [ 1332.114914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.115000][ T32] r10:61c88647 r9:851d3c00 r8:850e882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.115027][ T32] r4:850e8800 [ 1332.115082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.115132][ T32] r10:00000000 r9:850e8800 r8:80287e08 r7:eac99e60 r6:850e8880 r5:851d3c00 [ 1332.115207][ T32] r4:00000001 [ 1332.115325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.115364][ T32] Exception stack(0xeae21fb0 to 0xeae21ff8) [ 1332.115396][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1332.115451][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.116382][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.116714][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.117220][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1332.117828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1332.136248][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 4 printk messages dropped ** [ 1332.136431][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 5 printk messages dropped ** [ 1332.137092][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.137121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.137143][ T32] r4:84ba87c0 [ 1332.137167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.137198][ T32] INFO: task kworker/1:302:4381 blocked for more than 458 seconds. [ 1332.137573][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.137607][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.138075][ T32] task:kworker/1:302 state:D stack:0 pid:4381 tgid:4381 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.138369][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.151307][ T32] Call trace: [ 1332.151423][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.151505][ T32] r10:8291a684 r9:eae39d84 r8:00000002 r7:60000013 r6:eae39d8c r5:85216000 [ 1332.151532][ T32] r4:85216000 [ 1332.151609][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.151664][ T32] r5:85216000 r4:8291a680 [ 1332.151685][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.151725][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.151767][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae39e08 [ 1332.151789][ T32] r4:00000000 [ 1332.151843][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.151883][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.151924][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.152003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85253a40 [ 1332.152059][ T32] r4:00000000 [ 1332.152147][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.152200][ T32] r9:83018205 r8:85216000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1332.152223][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.152269][ T32] r5:00001000 r4:dfda5000 [ 1332.152290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.152362][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.152412][ T32] r5:851a038c r4:851a0000 [ 1332.152434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.152483][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:850e8900 [ 1332.152504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.152605][ T32] r10:61c88647 r9:85216000 r8:850e892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.152674][ T32] r4:850e8900 [ 1332.152732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.152805][ T32] r10:00000000 r9:850e8900 r8:80287e08 r7:eae21e60 r6:85243980 r5:85216000 [ 1332.152831][ T32] r4:00000001 [ 1332.152890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.152931][ T32] Exception stack(0xeae39fb0 to 0xeae39ff8) [ 1332.152963][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.153015][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.153045][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.153075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.153097][ T32] r4:85253980 [ 1332.153521][ T32] INFO: task kworker/1:302:4381 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.153561][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.153627][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.153719][ T32] Call trace: [ 1332.153766][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.153824][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.154671][ T32] r4:00000000 [ 1332.154712][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.154760][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.154791][ T32] dd20: 91e55000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.154821][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.154846][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.154871][ T32] r5:800f0013 r4:80239bb0 [ 1332.154906][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.154962][ T32] r4:82ac21e4 [ 1332.155016][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.155086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.155587][ T32] r4:e05addc0 [ 1332.155626][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.155682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.156083][ T32] r4:00000000 [ 1332.156108][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.156156][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.156201][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.156247][ T32] r5:00001000 r4:dfd07000 [ 1332.156268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.156369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.156415][ T32] r5:84be078c r4:84be0400 [ 1332.156435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.156483][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.156541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.156595][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.156617][ T32] r4:84bbbf00 [ 1332.156643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.156690][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.156713][ T32] r4:00000001 [ 1332.156863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.156904][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.157087][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.157385][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1332.157519][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1332.158019][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1332.179005][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1332.179185][ T32] r9:83018005 r8:85218c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 ** 4 printk messages dropped ** [ 1332.179425][ T32] r5:8527eb8c r4:8527e800 [ 1332.179447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.179626][ T32] r10:61c88647 r9:85218c00 r8:85243a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1332.179919][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.180702][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.181030][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1332.181415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 7 printk messages dropped ** [ 1332.181710][ T32] r5:00001000 r4:dfd07000 ** 4 printk messages dropped ** [ 1332.181952][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.181976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.182024][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.182079][ T32] r4:84bbbf00 [ 1332.182137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.182189][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.182211][ T32] r4:00000001 [ 1332.182230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.182306][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.182340][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.182369][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.182396][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.182439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.182501][ T32] r4:84ba87c0 [ 1332.182525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.182558][ T32] INFO: task kworker/1:303:4384 blocked for more than 458 seconds. [ 1332.182731][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.182763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.182787][ T32] task:kworker/1:303 state:D stack:0 pid:4384 tgid:4384 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.182953][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.183096][ T32] Call trace: [ 1332.183181][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.183233][ T32] r10:8291a684 r9:eae51d84 r8:00000002 r7:60000113 r6:eae51d8c r5:8521a400 [ 1332.183294][ T32] r4:8521a400 [ 1332.183317][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.183362][ T32] r5:8521a400 r4:8291a680 [ 1332.183381][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.183536][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.183667][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae51e08 [ 1332.183792][ T32] r4:00000000 [ 1332.183906][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.183946][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.184019][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.184066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85253a00 [ 1332.184091][ T32] r4:00000000 [ 1332.184228][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.184351][ T32] r9:83018205 r8:8521a400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1332.184377][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.184518][ T32] r5:00001000 r4:dfe43000 [ 1332.184678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.184799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.184845][ T32] r5:851a0b8c r4:851a0800 [ 1332.184865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.185027][ T32] r7:ddde2d80 r6:83018200 r5:851a0b8c r4:850e8980 [ 1332.185053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.185105][ T32] r10:61c88647 r9:8521a400 r8:850e89ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.185130][ T32] r4:850e8980 [ 1332.185260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.185313][ T32] r10:00000000 r9:850e8980 r8:80287e08 r7:eae21e60 r6:85243b00 r5:8521a400 [ 1332.185336][ T32] r4:00000001 [ 1332.185355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.185473][ T32] Exception stack(0xeae51fb0 to 0xeae51ff8) [ 1332.185599][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.185636][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.185940][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.185974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.186001][ T32] r4:85253a00 [ 1332.186374][ T32] INFO: task kworker/1:303:4384 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.186411][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.186704][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.186811][ T32] Call trace: [ 1332.186921][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.187036][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.187242][ T32] r4:00000000 [ 1332.187280][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.187360][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.187394][ T32] dd20: 92150000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.187425][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.187450][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.187474][ T32] r5:800f0013 r4:80239bb0 [ 1332.187566][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.187692][ T32] r4:82ac21e4 [ 1332.187894][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.188013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.188040][ T32] r4:e05addc0 [ 1332.188065][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.188157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.188242][ T32] r4:00000000 [ 1332.219407][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.219723][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.219765][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.219818][ T32] r5:00001000 r4:dfd07000 [ 1332.219839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.219881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.220033][ T32] r5:84be078c r4:84be0400 [ 1332.220058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.220111][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.220146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.220258][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.220381][ T32] r4:84bbbf00 [ 1332.220497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.220550][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.220610][ T32] r4:00000001 [ 1332.220641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.220724][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.220760][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.220789][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.220834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.220866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.220941][ T32] r4:84ba87c0 [ 1332.220969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.221058][ T32] INFO: task kworker/1:304:4386 blocked for more than 458 seconds. [ 1332.221098][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.221181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.221387][ T32] task:kworker/1:304 state:D stack:0 pid:4386 tgid:4386 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.221505][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.221734][ T32] Call trace: [ 1332.221772][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.221827][ T32] r10:8291a684 r9:eae61d84 r8:00000002 r7:60000113 r6:eae61d8c r5:8521b000 [ 1332.221850][ T32] r4:8521b000 [ 1332.221870][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.222032][ T32] r5:8521b000 r4:8291a680 [ 1332.222057][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.222098][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.222142][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08 [ 1332.222165][ T32] r4:00000000 [ 1332.222193][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.222229][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.222265][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.222307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524f440 [ 1332.222330][ T32] r4:00000000 [ 1332.222350][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.222394][ T32] r9:83018205 r8:8521b000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1332.222417][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.222482][ T32] r5:00001000 r4:ea901000 [ 1332.222505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.222548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.222591][ T32] r5:851a278c r4:851a2400 [ 1332.222638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.222724][ T32] r7:ddde2d80 r6:83018200 r5:851a278c r4:850e8a00 [ 1332.222749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.222797][ T32] r10:61c88647 r9:8521b000 r8:850e8a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.222819][ T32] r4:850e8a00 [ 1332.222838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.222916][ T32] r10:00000000 r9:850e8a00 r8:80287e08 r7:eae51e60 r6:85243b80 r5:8521b000 [ 1332.222942][ T32] r4:00000001 [ 1332.222963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.223017][ T32] Exception stack(0xeae61fb0 to 0xeae61ff8) [ 1332.223048][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.223079][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.223120][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.223152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.223175][ T32] r4:85253b00 [ 1332.223626][ T32] INFO: task kworker/1:304:4386 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.223745][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.223864][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.223916][ T32] Call trace: [ 1332.223945][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.223997][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.224021][ T32] r4:00000000 [ 1332.224041][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.224081][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.224206][ T32] dd20: 9250a000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.224315][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.224343][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.224367][ T32] r5:800f0013 r4:80239bb0 [ 1332.224388][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.224543][ T32] r4:82ac21e4 [ 1332.224570][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.224661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.224783][ T32] r4:e05addc0 [ 1332.224902][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.224948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.225122][ T32] r4:00000000 [ 1332.225326][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.225377][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.225401][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.225536][ T32] r5:00001000 r4:dfd07000 [ 1332.225655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.225700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.225742][ T32] r5:84be078c r4:84be0400 [ 1332.225762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.225809][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.225852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.225903][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.225959][ T32] r4:84bbbf00 [ 1332.225982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.226164][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.226277][ T32] r4:00000001 [ 1332.226539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.226581][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.226608][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.226817][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.226923][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.226957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.226979][ T32] r4:84ba87c0 [ 1332.226999][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.227023][ T32] INFO: task kworker/1:305:4387 blocked for more than 458 seconds. [ 1332.227143][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.227171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.227194][ T32] task:kworker/1:305 state:D stack:0 pid:4387 tgid:4387 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.227510][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.227768][ T32] Call trace: [ 1332.227802][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.227853][ T32] r10:8291a684 r9:eae65d84 r8:00000002 r7:60000113 r6:eae65d8c r5:85219800 [ 1332.227878][ T32] r4:85219800 [ 1332.227953][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.228001][ T32] r5:85219800 r4:8291a680 [ 1332.228065][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.252911][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.253043][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae65e08 [ 1332.253075][ T32] r4:00000000 [ 1332.253140][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.253257][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.253311][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.253353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85253e40 [ 1332.253376][ T32] r4:00000000 [ 1332.253396][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.253445][ T32] r9:83018205 r8:85219800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.253492][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.253543][ T32] r5:00001000 r4:e007f000 [ 1332.253565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.253721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.254054][ T32] r5:851a0f8c r4:851a0c00 [ 1332.254080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.254130][ T32] r7:ddde2d80 r6:83018200 r5:851a0f8c r4:850e8a80 [ 1332.254152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.254201][ T32] r10:61c88647 r9:85219800 r8:850e8aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.254224][ T32] r4:850e8a80 [ 1332.254244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.254374][ T32] r10:00000000 r9:850e8a80 r8:80287e08 r7:eae61e60 r6:85243c00 r5:85219800 [ 1332.254402][ T32] r4:00000001 [ 1332.254433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.254479][ T32] Exception stack(0xeae65fb0 to 0xeae65ff8) [ 1332.254592][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.254624][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.254660][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.254758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.254785][ T32] r4:85253b00 [ 1332.255284][ T32] INFO: task kworker/1:305:4387 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.255327][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.256051][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.256204][ T32] Call trace: [ 1332.256297][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.256523][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.256589][ T32] r4:00000000 [ 1332.256613][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.256661][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.256767][ T32] dd20: 92773000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.256801][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.256887][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.256914][ T32] r5:800f0013 r4:80239bb0 [ 1332.256936][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.256977][ T32] r4:82ac21e4 [ 1332.257109][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.257214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.257241][ T32] r4:e05addc0 [ 1332.257262][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.257446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.257651][ T32] r4:00000000 [ 1332.257860][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.257911][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.257935][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.257978][ T32] r5:00001000 r4:dfd07000 [ 1332.257999][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.258038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.258090][ T32] r5:84be078c r4:84be0400 [ 1332.258133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.275831][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.275880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.275972][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.276000][ T32] r4:84bbbf00 [ 1332.276090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.276144][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.276167][ T32] r4:00000001 [ 1332.276223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.276267][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.276342][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.276375][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.276460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.276524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.276551][ T32] r4:84ba87c0 [ 1332.276576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.276618][ T32] INFO: task kworker/1:306:4389 blocked for more than 458 seconds. [ 1332.276658][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.276707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.276734][ T32] task:kworker/1:306 state:D stack:0 pid:4389 tgid:4389 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.276819][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.276871][ T32] Call trace: [ 1332.276904][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.276956][ T32] r10:8291a684 r9:eae75d84 r8:00000002 r7:60000013 r6:eae75d8c r5:85218000 [ 1332.276978][ T32] r4:85218000 [ 1332.277063][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.277146][ T32] r5:85218000 r4:8291a680 [ 1332.277171][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.277212][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.277254][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae75e08 [ 1332.277277][ T32] r4:00000000 [ 1332.277296][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.277355][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.277428][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.277507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85253fc0 [ 1332.277534][ T32] r4:00000000 [ 1332.277591][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.277650][ T32] r9:83018205 r8:85218000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1332.277712][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.277759][ T32] r5:00001000 r4:e00db000 [ 1332.277803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.277891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.277981][ T32] r5:851a138c r4:851a1000 [ 1332.278007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.278074][ T32] r7:ddde2d80 r6:83018200 r5:851a138c r4:850e8b00 [ 1332.278126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.278224][ T32] r10:61c88647 r9:85218000 r8:850e8b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.278350][ T32] r4:850e8b00 [ 1332.288703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.288797][ T32] r10:00000000 r9:850e8b00 r8:80287e08 r7:eae61e60 r6:85243c80 r5:85218000 [ 1332.288824][ T32] r4:00000001 [ 1332.288901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.288947][ T32] Exception stack(0xeae75fb0 to 0xeae75ff8) [ 1332.289005][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.289039][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.289067][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.289097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.289120][ T32] r4:85253c80 [ 1332.289569][ T32] INFO: task kworker/1:306:4389 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.289612][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.289765][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.289820][ T32] Call trace: [ 1332.289853][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.289906][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.289930][ T32] r4:00000000 [ 1332.289982][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.290027][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.290087][ T32] dd20: 92adf000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.290154][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.290200][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.290226][ T32] r5:800f0013 r4:80239bb0 [ 1332.290248][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.290291][ T32] r4:82ac21e4 [ 1332.290311][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.290353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.290376][ T32] r4:e05addc0 [ 1332.290396][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.290502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.290530][ T32] r4:00000000 [ 1332.290551][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.290599][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.290622][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.290672][ T32] r5:00001000 r4:dfd07000 [ 1332.290726][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.290771][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.290871][ T32] r5:84be078c r4:84be0400 [ 1332.290942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.290994][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.291016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.291063][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.291086][ T32] r4:84bbbf00 [ 1332.291106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.291153][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.291228][ T32] r4:00000001 [ 1332.291306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.291346][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.291373][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.291403][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.291507][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.291588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.291637][ T32] r4:84ba87c0 [ 1332.291675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1332.291742][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1332.292057][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1332.292179][ T32] r10:8291a684 r9:eae89d84 r8:00000002 r7:60000113 r6:eae89d8c r5:8521bc00 ** 5 printk messages dropped ** [ 1332.292554][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae89e08 ** 3 printk messages dropped ** [ 1332.292878][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1332.293189][ T32] r9:83018205 r8:8521bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1332.293325][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.293372][ T32] r5:00001000 r4:e0117000 [ 1332.293393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.293432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.293512][ T32] r5:851a178c r4:851a1400 [ 1332.293536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.293585][ T32] r7:ddde2d80 r6:83018200 r5:851a178c r4:850e8b80 [ 1332.293606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.293711][ T32] r10:61c88647 r9:8521bc00 r8:850e8bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.293834][ T32] r4:850e8b80 [ 1332.293856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.293902][ T32] r10:00000000 r9:850e8b80 r8:80287e08 r7:eae61e60 r6:85243d00 r5:8521bc00 [ 1332.293942][ T32] r4:00000001 [ 1332.293964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.294053][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1332.294083][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.294112][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.294137][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.294285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.294310][ T32] r4:85253e00 [ 1332.294592][ T32] INFO: task kworker/1:307:4391 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.294722][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.294784][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.294948][ T32] Call trace: [ 1332.295063][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.295175][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.295378][ T32] r4:00000000 [ 1332.295431][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.295500][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.295533][ T32] dd20: 92adf000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.295733][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.295789][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.295816][ T32] r5:800f0013 r4:80239bb0 [ 1332.295837][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.295880][ T32] r4:82ac21e4 [ 1332.295901][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.295944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.295966][ T32] r4:e05addc0 [ 1332.296047][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.296127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.296155][ T32] r4:00000000 [ 1332.296210][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.296259][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.296282][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.296353][ T32] r5:00001000 r4:dfd07000 [ 1332.296376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.296422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.296465][ T32] r5:84be078c r4:84be0400 [ 1332.296485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.296532][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.296589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.296644][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.296668][ T32] r4:84bbbf00 [ 1332.296688][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.296734][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.296757][ T32] r4:00000001 [ 1332.296810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.296850][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.296878][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.296907][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.296933][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.297044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.297254][ T32] r4:84ba87c0 [ 1332.297279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.297377][ T32] INFO: task kworker/1:308:4393 blocked for more than 458 seconds. [ 1332.297414][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.297496][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.297520][ T32] task:kworker/1:308 state:D stack:0 pid:4393 tgid:4393 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1332.298090][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 5 printk messages dropped ** [ 1332.331129][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1332.331345][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.331475][ T32] r9:83018205 r8:8521c800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 4 printk messages dropped ** [ 1332.331725][ T32] r5:851a1b8c r4:851a1800 [ 1332.331746][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.331793][ T32] r7:ddde2d80 r6:83018200 r5:851a1b8c r4:850e8c00 [ 1332.331814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.331893][ T32] r10:61c88647 r9:8521c800 r8:850e8c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.331960][ T32] r4:850e8c00 [ 1332.331986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.332035][ T32] r10:00000000 r9:850e8c00 r8:80287e08 r7:eae61e60 r6:85243d80 r5:8521c800 [ 1332.332058][ T32] r4:00000001 [ 1332.332077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.332114][ T32] Exception stack(0xeae91fb0 to 0xeae91ff8) [ 1332.332178][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.332213][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.332240][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.332300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.332328][ T32] r4:85253480 [ 1332.332754][ T32] INFO: task kworker/1:308:4393 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.332793][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.332864][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.332914][ T32] Call trace: [ 1332.333261][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.333487][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.333610][ T32] r4:00000000 [ 1332.333639][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.333680][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.333709][ T32] dd20: 9313c000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.333738][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.333763][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.333787][ T32] r5:800f0013 r4:80239bb0 [ 1332.333940][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.333984][ T32] r4:82ac21e4 [ 1332.334080][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.334127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 5 printk messages dropped ** [ 1332.334459][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 4 printk messages dropped ** [ 1332.334920][ T32] r5:84be078c r4:84be0400 ** 1 printk messages dropped ** [ 1332.335144][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 3 printk messages dropped ** [ 1332.335356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1332.335504][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1332.335681][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 2 printk messages dropped ** [ 1332.335892][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.336354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1332.336625][ T32] r4:8521ec00 ** 1 printk messages dropped ** [ 1332.336804][ T32] r5:8521ec00 r4:8291a680 ** 2 printk messages dropped ** [ 1332.337069][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea5e08 ** 5 printk messages dropped ** [ 1332.337638][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.337753][ T32] r9:83018205 r8:8521ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 4 printk messages dropped ** [ 1332.338065][ T32] r5:851a1f8c r4:851a1c00 [ 1332.338233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.368724][ T32] r7:ddde2d80 r6:83018200 r5:851a1f8c r4:850e8c80 [ 1332.368773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1332.368874][ T32] r4:850e8c80 ** 3 printk messages dropped ** [ 1332.369095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1332.369497][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.370278][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1332.370538][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 2 printk messages dropped ** [ 1332.370900][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 2 printk messages dropped ** [ 1332.371251][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1332.371535][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1332.371624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 2 printk messages dropped ** [ 1332.371855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.371881][ T32] r4:00000000 [ 1332.371903][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.371949][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.372083][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.372188][ T32] r5:00001000 r4:dfd07000 [ 1332.372306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.372512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.372594][ T32] r5:84be078c r4:84be0400 [ 1332.372618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.372813][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.372839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.372928][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.372954][ T32] r4:84bbbf00 [ 1332.372974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.373022][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.373157][ T32] r4:00000001 [ 1332.373276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.373316][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.373483][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.373516][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.373542][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.373574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.373597][ T32] r4:84ba87c0 [ 1332.373830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.373943][ T32] INFO: task kworker/1:310:4397 blocked for more than 458 seconds. [ 1332.373993][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.374055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.374081][ T32] task:kworker/1:310 state:D stack:0 pid:4397 tgid:4397 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.374129][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.374269][ T32] Call trace: [ 1332.374475][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.374592][ T32] r10:8291a684 r9:eade5d84 r8:00000002 r7:60000113 r6:eade5d8c r5:851d5400 [ 1332.374713][ T32] r4:851d5400 [ 1332.374739][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.374784][ T32] r5:851d5400 r4:8291a680 [ 1332.374825][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.374868][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.374912][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade5e08 [ 1332.374934][ T32] r4:00000000 [ 1332.374954][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.375138][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.375177][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.375259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524f2c0 [ 1332.375366][ T32] r4:00000000 [ 1332.375392][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.375587][ T32] r9:83018205 r8:851d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1332.375712][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.375761][ T32] r5:00001000 r4:e4857000 [ 1332.375781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.375820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.375914][ T32] r5:851a238c r4:851a2000 [ 1332.375938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.376119][ T32] r7:ddde2d80 r6:83018200 r5:851a238c r4:850e8d00 [ 1332.376144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.376192][ T32] r10:61c88647 r9:851d5400 r8:850e8d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.376215][ T32] r4:850e8d00 [ 1332.376328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.376379][ T32] r10:00000000 r9:850e8d00 r8:80287e08 r7:eae61e60 r6:850e8d80 r5:851d5400 [ 1332.376402][ T32] r4:00000001 [ 1332.376421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.376456][ T32] Exception stack(0xeade5fb0 to 0xeade5ff8) [ 1332.376482][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.376545][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.376750][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.376783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.376808][ T32] r4:8524f200 [ 1332.377053][ T32] INFO: task kworker/1:310:4397 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.377087][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.377220][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.377414][ T32] Call trace: [ 1332.377495][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.377640][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.377709][ T32] r4:00000000 [ 1332.377733][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.377775][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.377805][ T32] dd20: 93519000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.377855][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.377884][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.377961][ T32] r5:800f0013 r4:80239bb0 [ 1332.378085][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1332.406692][ T32] r4:e05addc0 ** 8 printk messages dropped ** [ 1332.407390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.412273][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1332.413011][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1332.414029][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.414793][ T32] r4:851d6000 ** 3 printk messages dropped ** [ 1332.414984][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1332.415222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524f740 [ 1332.415511][ T32] r4:00000000 [ 1332.415536][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.415608][ T32] r9:83018205 r8:851d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.415681][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.415730][ T32] r5:00001000 r4:eaabf000 [ 1332.415804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.415852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.415897][ T32] r5:851a2f8c r4:851a2c00 [ 1332.415955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.416009][ T32] r7:ddde2d80 r6:83018200 r5:851a2f8c r4:850e8e00 [ 1332.416033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.416097][ T32] r10:61c88647 r9:851d6000 r8:850e8e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.416218][ T32] r4:850e8e00 [ 1332.416241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.416289][ T32] r10:00000000 r9:850e8e00 r8:80287e08 r7:eae61e60 r6:850e8e80 r5:851d6000 [ 1332.416312][ T32] r4:00000001 [ 1332.416333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.416369][ T32] Exception stack(0xeaea9fb0 to 0xeaea9ff8) [ 1332.416540][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.416573][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.416651][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.416685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.416740][ T32] r4:8524f240 [ 1332.417153][ T32] INFO: task kworker/1:311:4400 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.417357][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.417532][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.417699][ T32] Call trace: [ 1332.417907][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.418023][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.418132][ T32] r4:00000000 [ 1332.436317][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.436427][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.436468][ T32] dd20: 93ace000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.436534][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.436596][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.436632][ T32] r5:800f0013 r4:80239bb0 [ 1332.436656][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.436700][ T32] r4:82ac21e4 [ 1332.436771][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.436820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.436844][ T32] r4:e05addc0 [ 1332.436863][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.436904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.436960][ T32] r4:00000000 [ 1332.436985][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.437032][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.437054][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.437099][ T32] r5:00001000 r4:dfd07000 [ 1332.437188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.437234][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.437278][ T32] r5:84be078c r4:84be0400 [ 1332.437298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.437412][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.437443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.437526][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.437554][ T32] r4:84bbbf00 [ 1332.437575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.437657][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.437685][ T32] r4:00000001 [ 1332.437706][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.437743][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.437771][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.437801][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.437861][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.437930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.437956][ T32] r4:84ba87c0 [ 1332.437980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.438011][ T32] INFO: task kworker/1:312:4401 blocked for more than 458 seconds. [ 1332.438043][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.438070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.438120][ T32] task:kworker/1:312 state:D stack:0 pid:4401 tgid:4401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.448740][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.448830][ T32] Call trace: [ 1332.448869][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.448930][ T32] r10:8291a684 r9:eaeb5d84 r8:00000002 r7:60000013 r6:eaeb5d8c r5:8521e000 ** 4 printk messages dropped ** [ 1332.449129][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.449427][ T32] r9:83018205 r8:8521e000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 4 printk messages dropped ** [ 1332.449676][ T32] r5:851a2b8c r4:851a2800 ** 4 printk messages dropped ** [ 1332.449893][ T32] r4:850e8f00 [ 1332.449917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.449964][ T32] r10:00000000 r9:850e8f00 r8:80287e08 r7:eaea9e60 r6:85243e80 r5:8521e000 [ 1332.449986][ T32] r4:00000001 [ 1332.450059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.450101][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1332.450129][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.450269][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.450395][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.450428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.450451][ T32] r4:8524f240 [ 1332.450967][ T32] INFO: task kworker/1:312:4401 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.451008][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.451097][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.451235][ T32] Call trace: [ 1332.451270][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.451321][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.451344][ T32] r4:00000000 [ 1332.451363][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.451480][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.451566][ T32] dd20: 93d33000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.451616][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.451679][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.451745][ T32] r5:800f0013 r4:80239bb0 [ 1332.451770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.451861][ T32] r4:82ac21e4 [ 1332.451916][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1332.452109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1332.452589][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1332.452952][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.453316][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.453726][ T32] Call trace: [ 1332.453777][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.453827][ T32] r10:8291a684 r9:eaebdd84 r8:00000002 r7:60000013 r6:eaebdd8c r5:85216c00 [ 1332.453850][ T32] r4:85216c00 [ 1332.453869][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.454015][ T32] r5:85216c00 r4:8291a680 [ 1332.454146][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.454277][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.454324][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaebde08 [ 1332.454388][ T32] r4:00000000 [ 1332.454507][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.454622][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.454670][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.454711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524f900 [ 1332.454735][ T32] r4:00000000 [ 1332.454755][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.454798][ T32] r9:83018205 r8:85216c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1332.454846][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.454892][ T32] r5:00001000 r4:eab27000 [ 1332.454961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.455083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.455128][ T32] r5:851a338c r4:851a3000 [ 1332.455147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.455231][ T32] r7:ddde2d80 r6:83018200 r5:851a338c r4:850e8f80 [ 1332.455299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.455351][ T32] r10:61c88647 r9:85216c00 r8:850e8fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.455410][ T32] r4:850e8f80 [ 1332.455432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.455525][ T32] r10:00000000 r9:850e8f80 r8:80287e08 r7:eaea9e60 r6:85243f00 r5:85216c00 [ 1332.455577][ T32] r4:00000001 [ 1332.455600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.455676][ T32] Exception stack(0xeaebdfb0 to 0xeaebdff8) [ 1332.455795][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.455892][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.455967][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.455999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.456037][ T32] r4:8524f5c0 [ 1332.456367][ T32] INFO: task kworker/1:313:4404 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.456404][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.456489][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.456538][ T32] Call trace: [ 1332.456638][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.456691][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.456756][ T32] r4:00000000 [ 1332.456779][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1332.457031][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1332.457210][ T32] r4:e05addc0 ** 6 printk messages dropped ** [ 1332.457711][ T32] r5:00001000 r4:dfd07000 ** 4 printk messages dropped ** [ 1332.457885][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 4 printk messages dropped ** [ 1332.480660][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 10 printk messages dropped ** [ 1332.481425][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1332.481892][ T32] r4:84a90c00 ** 4 printk messages dropped ** [ 1332.482239][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec5e08 ** 7 printk messages dropped ** [ 1332.482542][ T32] r9:83018205 r8:84a90c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1332.482565][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.482608][ T32] r5:00001000 r4:eab49000 [ 1332.482628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.482696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.482756][ T32] r5:851a3b8c r4:851a3800 [ 1332.482809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.482922][ T32] r7:ddde2d80 r6:83018200 r5:851a3b8c r4:85242000 [ 1332.482950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.483036][ T32] r10:61c88647 r9:84a90c00 r8:8524202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.483062][ T32] r4:85242000 [ 1332.483082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.483127][ T32] r10:00000000 r9:85242000 r8:80287e08 r7:eaebde60 r6:85243f80 r5:84a90c00 [ 1332.483246][ T32] r4:00000001 [ 1332.483268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.483304][ T32] Exception stack(0xeaec5fb0 to 0xeaec5ff8) [ 1332.483365][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.483462][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.483514][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.483566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.483594][ T32] r4:8524f640 [ 1332.484003][ T32] INFO: task kworker/1:314:4406 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.484039][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.484234][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.484359][ T32] Call trace: [ 1332.484459][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1332.484976][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1332.485261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1332.485647][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 7 printk messages dropped ** [ 1332.486013][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 8 printk messages dropped ** [ 1332.486292][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1332.486979][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.487476][ T32] r9:83018205 r8:851d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1332.487699][ T32] r5:851a378c r4:851a3400 ** 3 printk messages dropped ** [ 1332.487828][ T32] r10:61c88647 r9:851d4800 r8:852420ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.506325][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.507281][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.507433][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1332.507792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1332.513964][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 3 printk messages dropped ** [ 1332.514221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.514272][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.514325][ T32] r4:00000001 [ 1332.514348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.514438][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.514473][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.514502][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.514552][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.514649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.514689][ T32] r4:84ba87c0 [ 1332.514715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.514746][ T32] INFO: task kworker/1:316:4410 blocked for more than 459 seconds. [ 1332.514797][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.514869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.514916][ T32] task:kworker/1:316 state:D stack:0 pid:4410 tgid:4410 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.515055][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.515129][ T32] Call trace: [ 1332.515165][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.515277][ T32] r10:8291a684 r9:eaec1d84 r8:00000002 r7:60000113 r6:eaec1d8c r5:851d0c00 [ 1332.515305][ T32] r4:851d0c00 [ 1332.515353][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.515407][ T32] r5:851d0c00 r4:8291a680 [ 1332.515428][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.515467][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.515509][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec1e08 [ 1332.515593][ T32] r4:00000000 [ 1332.515685][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.515726][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.515765][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.515806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524fc80 [ 1332.515906][ T32] r4:00000000 [ 1332.516025][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.516075][ T32] r9:83018205 r8:851d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1332.516099][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.516239][ T32] r5:00001000 r4:eab65000 [ 1332.516367][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.516482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.516557][ T32] r5:851a3f8c r4:851a3c00 [ 1332.516580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.516628][ T32] r7:ddde2d80 r6:83018200 r5:851a3f8c r4:85242180 [ 1332.516648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.516694][ T32] r10:61c88647 r9:851d0c00 r8:852421ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.516785][ T32] r4:85242180 [ 1332.516912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.516991][ T32] r10:00000000 r9:85242180 r8:80287e08 r7:eaec5e60 r6:85242200 r5:851d0c00 [ 1332.517125][ T32] r4:00000001 [ 1332.517147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.517210][ T32] Exception stack(0xeaec1fb0 to 0xeaec1ff8) [ 1332.517239][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.517292][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.517344][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.517398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.517424][ T32] r4:8524fbc0 [ 1332.517903][ T32] INFO: task kworker/1:316:4410 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.517940][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.518035][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.536491][ T32] Call trace: [ 1332.536623][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.536747][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.536778][ T32] r4:00000000 [ 1332.536800][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.536887][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.536966][ T32] dd20: 94d31000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.537001][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.537058][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1332.537264][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1332.537532][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.537809][ T32] r5:84be078c r4:84be0400 ** 5 printk messages dropped ** [ 1332.543705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1332.544120][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.544802][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.545383][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.546049][ T32] r9:83018205 r8:8521d400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 4 printk messages dropped ** [ 1332.546249][ T32] r5:851ac78c r4:851ac400 [ 1332.546270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.546426][ T32] r10:61c88647 r9:8521d400 r8:852422ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1332.546700][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.547517][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.547700][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 6 printk messages dropped ** [ 1332.547969][ T32] r4:e05addc0 ** 2 printk messages dropped ** [ 1332.548075][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.560831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1332.561081][ T32] r4:84bbbf00 [ 1332.561102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.561149][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.561192][ T32] r4:00000001 [ 1332.561215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.561264][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.561327][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.561397][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.561428][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.561458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.561583][ T32] r4:84ba87c0 [ 1332.561637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.561671][ T32] INFO: task kworker/1:318:4413 blocked for more than 459 seconds. [ 1332.561732][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.561760][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.561784][ T32] task:kworker/1:318 state:D stack:0 pid:4413 tgid:4413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.562009][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.562125][ T32] Call trace: [ 1332.562376][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.562474][ T32] r10:8291a684 r9:eaecdd84 r8:00000002 r7:60000013 r6:eaecdd8c r5:851cd400 [ 1332.562543][ T32] r4:851cd400 [ 1332.562567][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.562957][ T32] r5:851cd400 r4:8291a680 [ 1332.563056][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.563132][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.563180][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaecde08 [ 1332.563205][ T32] r4:00000000 [ 1332.563293][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.563331][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.563478][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.563608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524fec0 [ 1332.563719][ T32] r4:00000000 [ 1332.563764][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.563813][ T32] r9:83018205 r8:851cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1332.563836][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.563878][ T32] r5:00001000 r4:eab7b000 [ 1332.563919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.563963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.564044][ T32] r5:851ac38c r4:851ac000 [ 1332.564067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.564136][ T32] r7:ddde2d80 r6:83018200 r5:851ac38c r4:85242380 [ 1332.564244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.564294][ T32] r10:61c88647 r9:851cd400 r8:852423ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.564319][ T32] r4:85242380 [ 1332.564358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.564415][ T32] r10:00000000 r9:85242380 r8:80287e08 r7:eae3de60 r6:85242400 r5:851cd400 [ 1332.564438][ T32] r4:00000001 [ 1332.564458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.564493][ T32] Exception stack(0xeaecdfb0 to 0xeaecdff8) [ 1332.564520][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.564547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.564596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.564629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.564652][ T32] r4:8524fdc0 [ 1332.565107][ T32] INFO: task kworker/1:318:4413 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.565147][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.565276][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.565323][ T32] Call trace: [ 1332.565352][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.565412][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.565437][ T32] r4:00000000 [ 1332.565456][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.565517][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.565561][ T32] dd20: 953a6000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.565590][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.565615][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.565641][ T32] r5:800f0013 r4:80239bb0 [ 1332.565661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.565702][ T32] r4:82ac21e4 [ 1332.565722][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.565776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.565804][ T32] r4:e05addc0 [ 1332.565836][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.565881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.565914][ T32] r4:00000000 [ 1332.565937][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.565984][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.566005][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.566069][ T32] r5:00001000 r4:dfd07000 [ 1332.566092][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.566132][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.566197][ T32] r5:84be078c r4:84be0400 [ 1332.566263][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.566314][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.566336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.566401][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.566428][ T32] r4:84bbbf00 [ 1332.566456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.566506][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.566529][ T32] r4:00000001 [ 1332.566548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.566584][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.566609][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.566637][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.566663][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.566691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.566712][ T32] r4:84ba87c0 [ 1332.566732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.566756][ T32] INFO: task kworker/0:329:4414 blocked for more than 459 seconds. [ 1332.566785][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.566807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.566840][ T32] task:kworker/0:329 state:D stack:0 pid:4414 tgid:4414 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.566946][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.566992][ T32] Call trace: [ 1332.567135][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.567186][ T32] r10:8291a684 r9:eaed1d84 r8:00000002 r7:60000113 r6:eaed1d8c r5:8508bc00 [ 1332.567211][ T32] r4:8508bc00 [ 1332.567230][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.567271][ T32] r5:8508bc00 r4:8291a680 [ 1332.567323][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1332.567520][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1332.568141][ T32] r5:00001000 r4:eae6b000 [ 1332.592449][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.592551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.592602][ T32] r5:8527e38c r4:8527e000 [ 1332.592626][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.592706][ T32] r7:dddced80 r6:83018000 r5:8527e38c r4:85239000 [ 1332.592760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.592850][ T32] r10:61c88647 r9:8508bc00 r8:8523902c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.592878][ T32] r4:85239000 [ 1332.592922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.592974][ T32] r10:00000000 r9:85239000 r8:80287e08 r7:eae31e60 r6:85242480 r5:8508bc00 [ 1332.593018][ T32] r4:00000001 [ 1332.593042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.593082][ T32] Exception stack(0xeaed1fb0 to 0xeaed1ff8) [ 1332.593113][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.593143][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.593169][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.593227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.593265][ T32] r4:85234f80 [ 1332.593722][ T32] INFO: task kworker/0:329:4414 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.593783][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.593889][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.593974][ T32] Call trace: [ 1332.594008][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.594064][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.594087][ T32] r4:00000000 [ 1332.594106][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1332.594267][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1332.594601][ T32] r4:e05addc0 ** 5 printk messages dropped ** [ 1332.594885][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1332.595472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1332.595866][ T32] r4:84ba87c0 ** 4 printk messages dropped ** [ 1332.596198][ T32] task:kworker/1:319 state:D stack:0 pid:4417 tgid:4417 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.596763][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed5e08 ** 9 printk messages dropped ** [ 1332.597367][ T32] r5:00001000 r4:eac77000 ** 2 printk messages dropped ** [ 1332.597543][ T32] r5:851acb8c r4:851ac800 ** 3 printk messages dropped ** [ 1332.597712][ T32] r10:61c88647 r9:851d8000 r8:8524252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.597739][ T32] r4:85242500 [ 1332.597786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.597837][ T32] r10:00000000 r9:85242500 r8:80287e08 r7:eae3de60 r6:85239080 r5:851d8000 [ 1332.597887][ T32] r4:00000001 [ 1332.597910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.597946][ T32] Exception stack(0xeaed5fb0 to 0xeaed5ff8) [ 1332.597973][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.598002][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.598029][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.598058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.598092][ T32] r4:8524f940 [ 1332.609126][ T32] INFO: task kworker/1:319:4417 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.609216][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.609392][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.609616][ T32] Call trace: [ 1332.609710][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.609780][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.609828][ T32] r4:00000000 [ 1332.609882][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.609928][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.609960][ T32] dd20: 958ad000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.609991][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.610070][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.610100][ T32] r5:800f0013 r4:80239bb0 [ 1332.610125][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.610209][ T32] r4:82ac21e4 [ 1332.610266][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.610319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.610344][ T32] r4:e05addc0 [ 1332.610413][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.610463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.610487][ T32] r4:00000000 [ 1332.610508][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.610555][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.610578][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.610621][ T32] r5:00001000 r4:dfd07000 [ 1332.610658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.610794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.610881][ T32] r5:84be078c r4:84be0400 [ 1332.610906][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.610958][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.610981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.611069][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.611133][ T32] r4:84bbbf00 [ 1332.611156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.611204][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.611227][ T32] r4:00000001 [ 1332.611308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.611348][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.611377][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.611413][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.611499][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.611532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.611654][ T32] r4:84ba87c0 [ 1332.611681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.611771][ T32] INFO: task kworker/1:320:4419 blocked for more than 459 seconds. [ 1332.611816][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.611890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.611940][ T32] task:kworker/1:320 state:D stack:0 pid:4419 tgid:4419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.612046][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.612135][ T32] Call trace: [ 1332.612168][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.612217][ T32] r10:8291a684 r9:eaed9d84 r8:00000002 r7:60000013 r6:eaed9d8c r5:84a91800 [ 1332.612242][ T32] r4:84a91800 [ 1332.612290][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.612424][ T32] r5:84a91800 r4:8291a680 [ 1332.612487][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.612532][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.612631][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed9e08 [ 1332.612667][ T32] r4:00000000 [ 1332.612688][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.612724][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.612809][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.612929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523b340 [ 1332.613029][ T32] r4:00000000 [ 1332.613146][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.613246][ T32] r9:83018205 r8:84a91800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1332.613274][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.613371][ T32] r5:00001000 r4:eac8f000 [ 1332.613396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.613444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.613487][ T32] r5:851acf8c r4:851acc00 [ 1332.613507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.613554][ T32] r7:ddde2d80 r6:83018200 r5:851acf8c r4:85242580 [ 1332.613577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.613626][ T32] r10:61c88647 r9:84a91800 r8:852425ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.613650][ T32] r4:85242580 [ 1332.613698][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.613750][ T32] r10:00000000 r9:85242580 r8:80287e08 r7:eaed5e60 r6:85239100 r5:84a91800 [ 1332.613829][ T32] r4:00000001 [ 1332.613853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.613949][ T32] Exception stack(0xeaed9fb0 to 0xeaed9ff8) [ 1332.614036][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.614097][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.614127][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.614160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.614267][ T32] r4:8523b100 [ 1332.614538][ T32] INFO: task kworker/1:320:4419 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.614574][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.614653][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.614700][ T32] Call trace: [ 1332.614788][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.614870][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.614898][ T32] r4:00000000 [ 1332.614919][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.614960][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.614988][ T32] dd20: 958ad000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.615018][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.615075][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.615103][ T32] r5:800f0013 r4:80239bb0 [ 1332.615185][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.615284][ T32] r4:82ac21e4 [ 1332.615309][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.615354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.615377][ T32] r4:e05addc0 [ 1332.615397][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.615506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.615534][ T32] r4:00000000 [ 1332.615597][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.615650][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 3 printk messages dropped ** [ 1332.615773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.616426][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 9 printk messages dropped ** [ 1332.616905][ T32] INFO: task kworker/1:321:4421 blocked for more than 459 seconds. ** 6 printk messages dropped ** [ 1332.617499][ T32] r10:8291a684 r9:eaeddd84 r8:00000002 r7:60000013 r6:eaeddd8c r5:84a92400 ** 4 printk messages dropped ** [ 1332.617823][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1332.618178][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.648945][ T32] r5:00001000 r4:eac9d000 ** 2 printk messages dropped ** [ 1332.649094][ T32] r5:851ad38c r4:851ad000 [ 1332.649115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.649176][ T32] r7:ddde2d80 r6:83018200 r5:851ad38c r4:85242600 ** 2 printk messages dropped ** [ 1332.649309][ T32] r4:85242600 ** 4 printk messages dropped ** [ 1332.649556][ T32] Exception stack(0xeaeddfb0 to 0xeaeddff8) ** 4 printk messages dropped ** [ 1332.649911][ T32] r4:8523b200 ** 2 printk messages dropped ** [ 1332.650639][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.650830][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.651026][ T32] dd20: 95a9b000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 4 printk messages dropped ** [ 1332.651622][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1332.651808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 7 printk messages dropped ** [ 1332.652779][ T32] r5:84be078c r4:84be0400 ** 4 printk messages dropped ** [ 1332.653229][ T32] r4:84bbbf00 ** 1 printk messages dropped ** [ 1332.653380][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.653417][ T32] r4:00000001 [ 1332.653575][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.653618][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.653645][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.653722][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.653754][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.653843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.653871][ T32] r4:84ba87c0 [ 1332.653968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.654014][ T32] INFO: task kworker/1:322:4423 blocked for more than 459 seconds. [ 1332.654053][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.654079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.654269][ T32] task:kworker/1:322 state:D stack:0 pid:4423 tgid:4423 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.654368][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.654481][ T32] Call trace: [ 1332.654517][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.654565][ T32] r10:8291a684 r9:eaee5d84 r8:00000002 r7:60000113 r6:eaee5d8c r5:84a93c00 [ 1332.654695][ T32] r4:84a93c00 [ 1332.654770][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.654907][ T32] r5:84a93c00 r4:8291a680 [ 1332.654970][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.655016][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.655060][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee5e08 [ 1332.655084][ T32] r4:00000000 [ 1332.655104][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.655139][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.655174][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.655214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523b580 [ 1332.655264][ T32] r4:00000000 [ 1332.655290][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.655464][ T32] r9:83018205 r8:84a93c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1332.655517][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.655585][ T32] r5:00001000 r4:eacb3000 [ 1332.656054][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.656101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.656144][ T32] r5:851ad78c r4:851ad400 [ 1332.656164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.656392][ T32] r7:ddde2d80 r6:83018200 r5:851ad78c r4:85242680 [ 1332.656429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.656479][ T32] r10:61c88647 r9:84a93c00 r8:852426ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.656503][ T32] r4:85242680 [ 1332.656628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.656682][ T32] r10:00000000 r9:85242680 r8:80287e08 r7:eaedde60 r6:85239200 r5:84a93c00 [ 1332.656763][ T32] r4:00000001 [ 1332.656815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.657004][ T32] Exception stack(0xeaee5fb0 to 0xeaee5ff8) [ 1332.657034][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.657064][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.657091][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.657209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.657248][ T32] r4:8523b2c0 [ 1332.657608][ T32] INFO: task kworker/1:322:4423 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.657653][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.657973][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.680804][ T32] Call trace: [ 1332.680947][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.681027][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.681052][ T32] r4:00000000 [ 1332.681074][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.681117][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.681151][ T32] dd20: 95e3a000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.681207][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.681239][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.681265][ T32] r5:800f0013 r4:80239bb0 [ 1332.681286][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.681364][ T32] r4:82ac21e4 [ 1332.681391][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.681477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.681504][ T32] r4:e05addc0 [ 1332.681526][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.681568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.681591][ T32] r4:00000000 [ 1332.681611][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.681695][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.681722][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.681768][ T32] r5:00001000 r4:dfd07000 [ 1332.681823][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.681869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.681914][ T32] r5:84be078c r4:84be0400 [ 1332.681935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.681982][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.682039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.682093][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.682150][ T32] r4:84bbbf00 [ 1332.682210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.682296][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.682322][ T32] r4:00000001 [ 1332.682454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.682565][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.682597][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.682651][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.682849][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.682962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.682989][ T32] r4:84ba87c0 [ 1332.683014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.683044][ T32] INFO: task kworker/1:323:4425 blocked for more than 459 seconds. [ 1332.683077][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.683101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.683124][ T32] task:kworker/1:323 state:D stack:0 pid:4425 tgid:4425 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.683193][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.683297][ T32] Call trace: [ 1332.683495][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.683608][ T32] r10:8291a684 r9:eaec9d84 r8:00000002 r7:60000013 r6:eaec9d8c r5:851d9800 [ 1332.683637][ T32] r4:851d9800 [ 1332.683657][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.683702][ T32] r5:851d9800 r4:8291a680 [ 1332.683754][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.683834][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.683881][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec9e08 [ 1332.683971][ T32] r4:00000000 [ 1332.683995][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.684031][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.684066][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.684108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523b7c0 [ 1332.684130][ T32] r4:00000000 [ 1332.684150][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.684378][ T32] r9:83018205 r8:851d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 ** 4 printk messages dropped ** [ 1332.684607][ T32] r5:851adb8c r4:851ad800 [ 1332.684629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.684746][ T32] r10:61c88647 r9:851d9800 r8:8524272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1332.685263][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.686295][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.686586][ T32] r4:00000000 [ 1332.686610][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.686762][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.686794][ T32] dd20: 95e3a000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.686849][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.686895][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.686922][ T32] r5:800f0013 r4:80239bb0 [ 1332.686975][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.687019][ T32] r4:82ac21e4 [ 1332.687040][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.687082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.687104][ T32] r4:e05addc0 [ 1332.687123][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.687190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.687245][ T32] r4:00000000 [ 1332.687281][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.687362][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.687407][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.687453][ T32] r5:00001000 r4:dfd07000 [ 1332.687489][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.687532][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.687680][ T32] r5:84be078c r4:84be0400 [ 1332.687712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.687802][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.687915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.687970][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.687994][ T32] r4:84bbbf00 [ 1332.688208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.706420][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.706472][ T32] r4:00000001 [ 1332.706498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.706558][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.706603][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.706633][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.706698][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.706733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.706769][ T32] r4:84ba87c0 [ 1332.706800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.706833][ T32] INFO: task kworker/1:324:4428 blocked for more than 459 seconds. [ 1332.706973][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.707042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.707068][ T32] task:kworker/1:324 state:D stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.707227][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.707279][ T32] Call trace: [ 1332.707572][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.707665][ T32] r10:8291a684 r9:eaef5d84 r8:00000002 r7:60000113 r6:eaef5d8c r5:851dbc00 [ 1332.707693][ T32] r4:851dbc00 [ 1332.707715][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.707759][ T32] r5:851dbc00 r4:8291a680 [ 1332.707781][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.707820][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.707861][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef5e08 [ 1332.707883][ T32] r4:00000000 [ 1332.707902][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.708041][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.708096][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.708180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85241140 [ 1332.708215][ T32] r4:00000000 [ 1332.708238][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.708287][ T32] r9:83018205 r8:851dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1332.708340][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.708538][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.708586][ T32] r5:851aef8c r4:851aec00 [ 1332.708607][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.708658][ T32] r7:ddde2d80 r6:83018200 r5:851aef8c r4:85242800 [ 1332.708684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1332.721885][ T32] r4:85242800 ** 4 printk messages dropped ** [ 1332.722143][ T32] Exception stack(0xeaef5fb0 to 0xeaef5ff8) ** 4 printk messages dropped ** [ 1332.722342][ T32] r4:8523b640 ** 2 printk messages dropped ** [ 1332.722931][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.723366][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 2 printk messages dropped ** [ 1332.723471][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1332.723740][ T32] r4:e05addc0 ** 4 printk messages dropped ** [ 1332.723920][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 4 printk messages dropped ** [ 1332.724148][ T32] r5:84be078c r4:84be0400 ** 5 printk messages dropped ** [ 1332.724412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1332.724661][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.724877][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1332.724989][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.725322][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.725365][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef9e08 [ 1332.725388][ T32] r4:00000000 [ 1332.725413][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.725449][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.725484][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.725526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85235740 [ 1332.725548][ T32] r4:00000000 [ 1332.725597][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.725647][ T32] r9:83018005 r8:851da400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1332.725669][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.725738][ T32] r5:00001000 r4:eaf43000 [ 1332.725762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.725802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.725844][ T32] r5:8527e78c r4:8527e400 [ 1332.725865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.725911][ T32] r7:dddced80 r6:83018000 r5:8527e78c r4:85239280 [ 1332.725933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.725979][ T32] r10:61c88647 r9:851da400 r8:852392ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.726002][ T32] r4:85239280 [ 1332.726021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.726066][ T32] r10:00000000 r9:85239280 r8:80287e08 r7:eae31e60 r6:85242900 r5:851da400 [ 1332.726088][ T32] r4:00000001 [ 1332.726107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.726142][ T32] Exception stack(0xeaef9fb0 to 0xeaef9ff8) [ 1332.726199][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.726231][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.726259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.726301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.726327][ T32] r4:85235280 [ 1332.726585][ T32] INFO: task kworker/0:330:4429 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.726620][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.726704][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.726755][ T32] Call trace: [ 1332.726824][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.726907][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.726967][ T32] r4:00000000 [ 1332.726991][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.727049][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.727080][ T32] dd20: 962cf000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.727110][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.727153][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.727181][ T32] r5:800f0013 r4:80239bb0 [ 1332.727202][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.727242][ T32] r4:82ac21e4 [ 1332.727262][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.727303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.727326][ T32] r4:e05addc0 [ 1332.727346][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.727386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.727415][ T32] r4:00000000 [ 1332.727464][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.727514][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.727537][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.727604][ T32] r5:00001000 r4:dfd07000 [ 1332.727625][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.727694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.727740][ T32] r5:84be078c r4:84be0400 [ 1332.727760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.727809][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.727936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.727991][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.728015][ T32] r4:84bbbf00 [ 1332.728044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.728131][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.748567][ T32] r4:00000001 [ 1332.748674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.748808][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.749086][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.749523][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.750664][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.750703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.750728][ T32] r4:84ba87c0 [ 1332.750753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.750874][ T32] INFO: task kworker/1:325:4430 blocked for more than 459 seconds. [ 1332.751384][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.751431][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1332.752230][ T32] r4:851dc800 ** 1 printk messages dropped ** [ 1332.752332][ T32] r5:851dc800 r4:8291a680 [ 1332.752354][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.752442][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.753463][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaefde08 [ 1332.753869][ T32] r4:00000000 [ 1332.753894][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.753932][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.753972][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.754016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523bbc0 [ 1332.754039][ T32] r4:00000000 [ 1332.754409][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.754467][ T32] r9:83018205 r8:851dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1332.754831][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.754949][ T32] r5:00001000 r4:eaeff000 [ 1332.755303][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.755350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.755413][ T32] r5:851adf8c r4:851adc00 [ 1332.755532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.755632][ T32] r7:ddde2d80 r6:83018200 r5:851adf8c r4:85242980 [ 1332.755750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.755875][ T32] r10:61c88647 r9:851dc800 r8:852429ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.755902][ T32] r4:85242980 [ 1332.755924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.756101][ T32] r10:00000000 r9:85242980 r8:80287e08 r7:eaef5e60 r6:85242a00 r5:851dc800 [ 1332.756393][ T32] r4:00000001 [ 1332.756422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.756462][ T32] Exception stack(0xeaefdfb0 to 0xeaefdff8) [ 1332.756491][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.756546][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.756782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.757569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.757600][ T32] r4:8523b8c0 [ 1332.758026][ T32] INFO: task kworker/1:325:4430 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.758064][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.791506][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.791796][ T32] Call trace: [ 1332.791942][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.792217][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.792248][ T32] r4:00000000 [ 1332.792271][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.792413][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.792457][ T32] dd20: 969e0000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.792525][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.792555][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.792613][ T32] r5:800f0013 r4:80239bb0 [ 1332.792638][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.792716][ T32] r4:82ac21e4 [ 1332.792741][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.792787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.792839][ T32] r4:e05addc0 [ 1332.792865][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.792910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.792933][ T32] r4:00000000 [ 1332.792954][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.793008][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.793031][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.793076][ T32] r5:00001000 r4:dfd07000 [ 1332.793114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.793159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.793232][ T32] r5:84be078c r4:84be0400 [ 1332.793258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.793343][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.793370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.793435][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.793459][ T32] r4:84bbbf00 [ 1332.793480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.793531][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.793554][ T32] r4:00000001 [ 1332.793603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1332.793730][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.793914][ T32] INFO: task kworker/1:326:4433 blocked for more than 459 seconds. ** 3 printk messages dropped ** [ 1332.794123][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.794305][ T32] r4:851dd400 ** 3 printk messages dropped ** [ 1332.794437][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1332.794591][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.794631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523bcc0 [ 1332.794653][ T32] r4:00000000 [ 1332.794686][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.794734][ T32] r9:83018205 r8:851dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1332.794798][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.794905][ T32] r5:00001000 r4:eaf07000 [ 1332.795021][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.795064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.795108][ T32] r5:851ae38c r4:851ae000 [ 1332.795127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.795171][ T32] r7:ddde2d80 r6:83018200 r5:851ae38c r4:85242a80 [ 1332.795218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.795269][ T32] r10:61c88647 r9:851dd400 r8:85242aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.795335][ T32] r4:85242a80 [ 1332.795360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.795412][ T32] r10:00000000 r9:85242a80 r8:80287e08 r7:eaef5e60 r6:85242b00 r5:851dd400 [ 1332.795448][ T32] r4:00000001 [ 1332.795513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.795610][ T32] Exception stack(0xeaf11fb0 to 0xeaf11ff8) [ 1332.795641][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.795672][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.795698][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.795726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.795748][ T32] r4:8523b6c0 [ 1332.796173][ T32] INFO: task kworker/1:326:4433 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.796235][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.796354][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.796408][ T32] Call trace: [ 1332.796481][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.796538][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.796562][ T32] r4:00000000 [ 1332.796638][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.796682][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.796826][ T32] dd20: 969e0000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.796859][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.796910][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.796937][ T32] r5:800f0013 r4:80239bb0 [ 1332.796959][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.796998][ T32] r4:82ac21e4 [ 1332.797031][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.797077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.797283][ T32] r4:e05addc0 [ 1332.797368][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.797427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.797451][ T32] r4:00000000 [ 1332.797472][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.797519][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.797541][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.797610][ T32] r5:00001000 r4:dfd07000 [ 1332.797637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.797684][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.797818][ T32] r5:84be078c r4:84be0400 [ 1332.797842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.797933][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.797960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.798014][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.798142][ T32] r4:84bbbf00 [ 1332.814377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.814524][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.814557][ T32] r4:00000001 [ 1332.814579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.814668][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.814705][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.814764][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.814795][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1332.814922][ T32] r4:84ba87c0 ** 4 printk messages dropped ** [ 1332.815097][ T32] task:kworker/1:327 state:D stack:0 pid:4435 tgid:4435 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.815903][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee1e08 ** 9 printk messages dropped ** [ 1332.816282][ T32] r5:00001000 r4:eaf13000 ** 2 printk messages dropped ** [ 1332.816384][ T32] r5:851ae78c r4:851ae400 ** 3 printk messages dropped ** [ 1332.816538][ T32] r10:61c88647 r9:851de000 r8:85242c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.816857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.817769][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 5 printk messages dropped ** [ 1332.818015][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1332.831690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 10 printk messages dropped ** [ 1332.832409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.833109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.833721][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.833843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.833872][ T32] task:kworker/1:328 state:D stack:0 pid:4437 tgid:4437 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.834009][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.834102][ T32] Call trace: [ 1332.834304][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.834361][ T32] r10:8291a684 r9:eaee9d84 r8:00000002 r7:60000113 r6:eaee9d8c r5:851dec00 [ 1332.834429][ T32] r4:851dec00 [ 1332.834453][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.834549][ T32] r5:851dec00 r4:8291a680 [ 1332.834575][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.834615][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.834989][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee9e08 [ 1332.835021][ T32] r4:00000000 [ 1332.835056][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.835097][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.835222][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.835425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523bfc0 [ 1332.835566][ T32] r4:00000000 [ 1332.835679][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.835731][ T32] r9:83018205 r8:851dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1332.835779][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.835829][ T32] r5:00001000 r4:eaf1f000 [ 1332.835880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.835953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.836000][ T32] r5:851aeb8c r4:851ae800 [ 1332.836079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.836128][ T32] r7:ddde2d80 r6:83018200 r5:851aeb8c r4:85242b80 [ 1332.836195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.836246][ T32] r10:61c88647 r9:851dec00 r8:85242bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.836311][ T32] r4:85242b80 [ 1332.836352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.836408][ T32] r10:00000000 r9:85242b80 r8:80287e08 r7:eaef5e60 r6:85242d00 r5:851dec00 [ 1332.836434][ T32] r4:00000001 [ 1332.836454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.836489][ T32] Exception stack(0xeaee9fb0 to 0xeaee9ff8) [ 1332.836606][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.836715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.837008][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.837040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.837218][ T32] r4:8523bdc0 [ 1332.837707][ T32] INFO: task kworker/1:328:4437 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.837748][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.838025][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.856082][ T32] Call trace: [ 1332.856137][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.856210][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.856268][ T32] r4:00000000 [ 1332.856338][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.856388][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.856426][ T32] dd20: 9710b000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.856576][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.856687][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.856886][ T32] r5:800f0013 r4:80239bb0 [ 1332.856911][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.856954][ T32] r4:82ac21e4 [ 1332.856975][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.857017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.857041][ T32] r4:e05addc0 [ 1332.857166][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.857274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.857301][ T32] r4:00000000 [ 1332.857392][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.857476][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.857594][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.857645][ T32] r5:00001000 r4:dfd07000 [ 1332.857682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.857771][ T32] r5:84be078c r4:84be0400 ** 6 printk messages dropped ** [ 1332.868573][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1332.869083][ T32] r4:84ba87c0 ** 4 printk messages dropped ** [ 1332.869331][ T32] task:kworker/1:329 state:D stack:0 pid:4438 tgid:4438 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1332.869934][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.870191][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.870461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1332.870620][ T32] r7:ddde2d80 r6:83018200 r5:851af38c r4:85242d80 ** 5 printk messages dropped ** [ 1332.871081][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.871217][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.871829][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.872314][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.872341][ T32] r5:800f0013 r4:80239bb0 [ 1332.872362][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.872409][ T32] r4:82ac21e4 [ 1332.872432][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.872474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.872524][ T32] r4:e05addc0 [ 1332.872578][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.872684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.872766][ T32] r4:00000000 [ 1332.872791][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.872867][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.872894][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.872950][ T32] r5:00001000 r4:dfd07000 [ 1332.872973][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.873091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.873299][ T32] r5:84be078c r4:84be0400 [ 1332.873323][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.873418][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.873446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.873530][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.873585][ T32] r4:84bbbf00 [ 1332.873683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.873760][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.873787][ T32] r4:00000001 [ 1332.873897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.873937][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.873964][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.873993][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.874020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.874092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.874119][ T32] r4:84ba87c0 [ 1332.874140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.874165][ T32] INFO: task kworker/1:330:4440 blocked for more than 459 seconds. [ 1332.874193][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.874244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.874269][ T32] task:kworker/1:330 state:D stack:0 pid:4440 tgid:4440 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.874463][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.874506][ T32] Call trace: [ 1332.874573][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.874621][ T32] r10:8291a684 r9:eaf39d84 r8:00000002 r7:60000013 r6:eaf39d8c r5:851d6c00 [ 1332.874645][ T32] r4:851d6c00 [ 1332.874723][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.874777][ T32] r5:851d6c00 r4:8291a680 [ 1332.874797][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.874836][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.874879][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf39e08 [ 1332.874902][ T32] r4:00000000 [ 1332.874949][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.874990][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.875053][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.875099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85241840 [ 1332.875151][ T32] r4:00000000 [ 1332.875264][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.875312][ T32] r9:83018205 r8:851d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1332.875334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.875375][ T32] r5:00001000 r4:eaf67000 [ 1332.875508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.875577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.875622][ T32] r5:851afb8c r4:851af800 [ 1332.875644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.875731][ T32] r7:ddde2d80 r6:83018200 r5:851afb8c r4:85242e80 ** 2 printk messages dropped ** [ 1332.875924][ T32] r4:85242e80 ** 5 printk messages dropped ** [ 1332.876152][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.876846][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.877260][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 11 printk messages dropped ** [ 1332.877891][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 8 printk messages dropped ** [ 1332.908832][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.909306][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.909874][ T32] Call trace: ** 3 printk messages dropped ** [ 1332.910644][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.910694][ T32] r5:851e0c00 r4:8291a680 [ 1332.910716][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.910785][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.910862][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf4de08 [ 1332.910889][ T32] r4:00000000 [ 1332.910938][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.911003][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.911075][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.911148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85241540 [ 1332.911234][ T32] r4:00000000 [ 1332.911259][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.911352][ T32] r9:83018205 r8:851e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1332.911379][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.911506][ T32] r5:00001000 r4:eaf4f000 [ 1332.911530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.911633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.911681][ T32] r5:851af78c r4:851af400 [ 1332.911730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.911812][ T32] r7:ddde2d80 r6:83018200 r5:851af78c r4:85242f80 [ 1332.911837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.911887][ T32] r10:61c88647 r9:851e0c00 r8:85242fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.911984][ T32] r4:85242f80 [ 1332.912114][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.912170][ T32] r10:00000000 r9:85242f80 r8:80287e08 r7:eaf39e60 r6:85237000 r5:851e0c00 [ 1332.912393][ T32] r4:00000001 [ 1332.912422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.912634][ T32] Exception stack(0xeaf4dfb0 to 0xeaf4dff8) [ 1332.913052][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.913086][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.913114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.913143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.913166][ T32] r4:85241480 [ 1332.913640][ T32] INFO: task kworker/1:331:4443 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.913676][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.913810][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.913888][ T32] Call trace: [ 1332.913933][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.914022][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.914050][ T32] r4:00000000 [ 1332.914070][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.914111][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.914169][ T32] dd20: 976a5000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 4 printk messages dropped ** [ 1332.914421][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1332.914923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 4 printk messages dropped ** [ 1332.915138][ T32] r5:00001000 r4:dfd07000 [ 1332.915204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.915250][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.915296][ T32] r5:84be078c r4:84be0400 [ 1332.915316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.915367][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.915389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.915446][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.915470][ T32] r4:84bbbf00 [ 1332.915519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.915666][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.915716][ T32] r4:00000001 [ 1332.915740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.915781][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.915809][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.915844][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.915906][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.915943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.915967][ T32] r4:84ba87c0 [ 1332.915988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.916013][ T32] INFO: task kworker/0:331:4446 blocked for more than 459 seconds. [ 1332.916041][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.916067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.916096][ T32] task:kworker/0:331 state:D stack:0 pid:4446 tgid:4446 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.916168][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.916250][ T32] Call trace: [ 1332.916377][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.916431][ T32] r10:8291a684 r9:eaf65d84 r8:00000002 r7:60000113 r6:eaf65d8c r5:851e0000 [ 1332.916475][ T32] r4:851e0000 [ 1332.916500][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.916573][ T32] r5:851e0000 r4:8291a680 [ 1332.916613][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.916663][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.916723][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 [ 1332.916771][ T32] r4:00000000 [ 1332.916793][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.916831][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.916893][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.916939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85235540 [ 1332.917020][ T32] r4:00000000 [ 1332.917131][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.917182][ T32] r9:83018005 r8:851e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1332.917205][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.917249][ T32] r5:00001000 r4:dfcad000 [ 1332.917281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.917407][ T32] r5:844d4f8c r4:844d4c00 [ 1332.917457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.917628][ T32] r10:61c88647 r9:851e0000 r8:8523932c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1332.918040][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.947423][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1332.947954][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1332.948623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 7 printk messages dropped ** [ 1332.948924][ T32] r5:84be078c r4:84be0400 ** 5 printk messages dropped ** [ 1332.949203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1332.949432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.949822][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.950066][ T32] r5:851e2400 r4:8291a680 ** 4 printk messages dropped ** [ 1332.950260][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1332.950591][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.950745][ T32] r5:8527ef8c r4:8527ec00 ** 3 printk messages dropped ** [ 1332.950876][ T32] r10:61c88647 r9:851e2400 r8:8523712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.951307][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.951894][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.952332][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 9 printk messages dropped ** [ 1332.952613][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.952949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.953345][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.953636][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.954119][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.954757][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf89e08 ** 7 printk messages dropped ** [ 1332.955175][ T32] r9:83018205 r8:851e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 ** 4 printk messages dropped ** [ 1332.955443][ T32] r5:851aff8c r4:851afc00 [ 1332.955501][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.955596][ T32] r7:ddde2d80 r6:83018200 r5:851aff8c r4:85237200 [ 1332.955623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.955708][ T32] r10:61c88647 r9:851e3000 r8:8523722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.955753][ T32] r4:85237200 [ 1332.955775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.955837][ T32] r10:00000000 r9:85237200 r8:80287e08 r7:eaf75e60 r6:85237280 r5:851e3000 [ 1332.955890][ T32] r4:00000001 [ 1332.955914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.955950][ T32] Exception stack(0xeaf89fb0 to 0xeaf89ff8) [ 1332.955978][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.956075][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.956105][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.956156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.956200][ T32] r4:85241800 [ 1332.956438][ T32] INFO: task kworker/1:333:4450 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1332.956478][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.956620][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.956724][ T32] Call trace: [ 1332.956758][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.956809][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1332.956833][ T32] r4:00000000 [ 1332.956881][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.956940][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1332.956999][ T32] dd20: 97a11000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1332.957032][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1332.957058][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.957127][ T32] r5:800f0013 r4:80239bb0 [ 1332.957184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.957248][ T32] r4:82ac21e4 [ 1332.957269][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.957347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1332.957398][ T32] r4:e05addc0 [ 1332.957424][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.957467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1332.957490][ T32] r4:00000000 [ 1332.957510][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.957568][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.957595][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.957639][ T32] r5:00001000 r4:dfd07000 [ 1332.957693][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.957772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.957818][ T32] r5:84be078c r4:84be0400 [ 1332.957838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.957886][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1332.957908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.957954][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.957977][ T32] r4:84bbbf00 [ 1332.957997][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.958043][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1332.958066][ T32] r4:00000001 [ 1332.958085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.984623][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1332.984686][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.984719][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.984745][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.984779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.984859][ T32] r4:84ba87c0 [ 1332.984889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.984926][ T32] INFO: task kworker/0:332:4451 blocked for more than 459 seconds. [ 1332.984962][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.985073][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.985101][ T32] task:kworker/0:332 state:D stack:0 pid:4451 tgid:4451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.985218][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.985305][ T32] Call trace: [ 1332.985358][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.985488][ T32] r10:8291a684 r9:eaf8dd84 r8:00000002 r7:60000113 r6:eaf8dd8c r5:851e4800 [ 1332.985531][ T32] r4:851e4800 [ 1332.985555][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.985602][ T32] r5:851e4800 r4:8291a680 [ 1332.985623][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.985668][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.985712][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf8de08 [ 1332.985735][ T32] r4:00000000 [ 1332.985755][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.985789][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.985827][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.985869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85235b00 [ 1332.985918][ T32] r4:00000000 [ 1332.985980][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.986094][ T32] r9:83018005 r8:851e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 ** 4 printk messages dropped ** [ 1332.986282][ T32] r5:8527f38c r4:8527f000 [ 1332.986302][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1332.986482][ T32] r4:85239380 ** 7 printk messages dropped ** [ 1332.986851][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.987574][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.987759][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1332.988053][ T32] r4:e05addc0 ** 5 printk messages dropped ** [ 1333.001417][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1333.001928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1333.002288][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.002318][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.002375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.002405][ T32] r4:84ba87c0 [ 1333.002429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.002459][ T32] INFO: task kworker/1:334:4452 blocked for more than 459 seconds. [ 1333.002492][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.002559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.002612][ T32] task:kworker/1:334 state:D stack:0 pid:4452 tgid:4452 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.002702][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.002747][ T32] Call trace: [ 1333.002778][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.002857][ T32] r10:8291a684 r9:eaf91d84 r8:00000002 r7:60000113 r6:eaf91d8c r5:851e5400 [ 1333.002885][ T32] r4:851e5400 [ 1333.002933][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.003009][ T32] r5:851e5400 r4:8291a680 [ 1333.003062][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.003125][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.003237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 [ 1333.003266][ T32] r4:00000000 [ 1333.003286][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.003349][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.003395][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.003440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d3e80 [ 1333.003463][ T32] r4:00000000 [ 1333.003483][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.003528][ T32] r9:83018205 r8:851e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1333.003593][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.003666][ T32] r5:00001000 r4:e0693000 [ 1333.003692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.003734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.003776][ T32] r5:852a5f8c r4:852a5c00 [ 1333.003795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.003843][ T32] r7:ddde2d80 r6:83018200 r5:852a5f8c r4:85237300 [ 1333.003892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.003944][ T32] r10:61c88647 r9:851e5400 r8:8523732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.003995][ T32] r4:85237300 [ 1333.004018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.004079][ T32] r10:00000000 r9:85237300 r8:80287e08 r7:eaf75e60 r6:85237400 r5:851e5400 [ 1333.004161][ T32] r4:00000001 [ 1333.004184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.004220][ T32] Exception stack(0xeaf91fb0 to 0xeaf91ff8) [ 1333.004248][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.004308][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.004355][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.004403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.004426][ T32] r4:85241b40 [ 1333.004755][ T32] INFO: task kworker/1:334:4452 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.004791][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.004934][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.004987][ T32] Call trace: [ 1333.005018][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.005070][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.005095][ T32] r4:00000000 [ 1333.005161][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.005260][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.005293][ T32] dd20: 980a7000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.005377][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.005407][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.005461][ T32] r5:800f0013 r4:80239bb0 [ 1333.005486][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.005528][ T32] r4:82ac21e4 [ 1333.005576][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1333.005765][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.006077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.006410][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 10 printk messages dropped ** [ 1333.006924][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1333.007390][ T32] r4:851e1800 ** 4 printk messages dropped ** [ 1333.007656][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 ** 7 printk messages dropped ** [ 1333.008163][ T32] r9:83018205 r8:851e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 ** 4 printk messages dropped ** [ 1333.031777][ T32] r5:852a438c r4:852a4000 ** 1 printk messages dropped ** [ 1333.031847][ T32] r7:ddde2d80 r6:83018200 r5:852a438c r4:85237480 [ 1333.031868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.031916][ T32] r10:61c88647 r9:851e1800 r8:852374ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.031938][ T32] r4:85237480 [ 1333.031958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.032021][ T32] r10:00000000 r9:85237480 r8:80287e08 r7:eaf91e60 r6:85237500 r5:851e1800 [ 1333.032067][ T32] r4:00000001 [ 1333.032090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.032129][ T32] Exception stack(0xeaf9dfb0 to 0xeaf9dff8) [ 1333.032160][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.032188][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.032214][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.032243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.032266][ T32] r4:85241e00 [ 1333.032650][ T32] INFO: task kworker/1:335:4454 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.032695][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.032764][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.032812][ T32] Call trace: [ 1333.032843][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.032895][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.033008][ T32] r4:00000000 [ 1333.033035][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.033076][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.033105][ T32] dd20: 98320000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.033134][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.033158][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.033182][ T32] r5:800f0013 r4:80239bb0 [ 1333.033204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.033244][ T32] r4:82ac21e4 [ 1333.033265][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.033306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1333.033328][ T32] r4:e05addc0 [ 1333.033348][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.033413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1333.033466][ T32] r4:00000000 [ 1333.033515][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.033570][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.033592][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.033634][ T32] r5:00001000 r4:dfd07000 [ 1333.033658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.033697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.033739][ T32] r5:84be078c r4:84be0400 [ 1333.033759][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.033826][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.033874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.034040][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.034069][ T32] r4:84bbbf00 [ 1333.034160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.034213][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1333.034235][ T32] r4:00000001 [ 1333.034285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.034325][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1333.034412][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.034536][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.034566][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.034596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.034618][ T32] r4:84ba87c0 [ 1333.034640][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.034686][ T32] INFO: task kworker/1:336:4456 blocked for more than 459 seconds. [ 1333.034721][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.034746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1333.035079][ T32] r4:851e3c00 ** 4 printk messages dropped ** [ 1333.035241][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa9e08 ** 11 printk messages dropped ** [ 1333.035778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.035821][ T32] r5:852a5b8c r4:852a5800 ** 1 printk messages dropped ** [ 1333.035886][ T32] r7:ddde2d80 r6:83018200 r5:852a5b8c r4:85237580 ** 5 printk messages dropped ** [ 1333.036060][ T32] r4:00000001 [ 1333.036079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.036114][ T32] Exception stack(0xeafa9fb0 to 0xeafa9ff8) [ 1333.036190][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.036224][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.036252][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.036281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.036303][ T32] r4:85241800 [ 1333.036496][ T32] INFO: task kworker/1:336:4456 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.036529][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.036675][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.036726][ T32] Call trace: [ 1333.036756][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.036806][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.036829][ T32] r4:00000000 [ 1333.036892][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.036936][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.036964][ T32] dd20: 98320000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.036992][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.037017][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.037041][ T32] r5:800f0013 r4:80239bb0 [ 1333.037060][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.037098][ T32] r4:82ac21e4 [ 1333.037118][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.037159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1333.037181][ T32] r4:e05addc0 [ 1333.037200][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.037240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1333.037262][ T32] r4:00000000 [ 1333.037370][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.037423][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.037448][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.037578][ T32] r5:00001000 r4:dfd07000 [ 1333.037602][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.037642][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.037928][ T32] r5:84be078c r4:84be0400 [ 1333.037961][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.038012][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.038035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.052884][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1333.053042][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 9 printk messages dropped ** [ 1333.053544][ T32] INFO: task kworker/0:333:4457 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1333.054294][ T32] r4:851d8c00 ** 4 printk messages dropped ** [ 1333.054623][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafade08 ** 5 printk messages dropped ** [ 1333.054806][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.055157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.055248][ T32] r5:8527f78c r4:8527f400 ** 3 printk messages dropped ** [ 1333.055576][ T32] r10:61c88647 r9:851d8c00 r8:8523942c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.055859][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.056550][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.056640][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.056674][ T32] r4:00000000 [ 1333.056695][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.056736][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.056765][ T32] dd20: 983df000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.056793][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.056818][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.056842][ T32] r5:800f0013 r4:80239bb0 [ 1333.056862][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.056901][ T32] r4:82ac21e4 [ 1333.056922][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.056964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1333.056987][ T32] r4:e05addc0 [ 1333.057008][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.057049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1333.057103][ T32] r4:00000000 [ 1333.057129][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.057176][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.057198][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.057358][ T32] r5:84be078c r4:84be0400 ** 9 printk messages dropped ** [ 1333.057878][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 11 printk messages dropped ** [ 1333.072526][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.072779][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.073124][ T32] r5:00001000 r4:df9fb000 ** 2 printk messages dropped ** [ 1333.073429][ T32] r5:8527fb8c r4:8527f800 [ 1333.073541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.073593][ T32] r7:dddced80 r6:83018000 r5:8527fb8c r4:85239480 [ 1333.073665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.073748][ T32] r10:61c88647 r9:851e8000 r8:852394ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.073775][ T32] r4:85239480 [ 1333.073796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.073843][ T32] r10:00000000 r9:85239480 r8:80287e08 r7:eaf65e60 r6:85237700 r5:851e8000 [ 1333.073865][ T32] r4:00000001 [ 1333.073958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.074256][ T32] Exception stack(0xeafc1fb0 to 0xeafc1ff8) [ 1333.074287][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.074316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.074342][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.074371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.074467][ T32] r4:85235ac0 [ 1333.074786][ T32] INFO: task kworker/0:334:4459 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.074821][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.074877][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.074922][ T32] Call trace: [ 1333.074988][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.075040][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.075064][ T32] r4:00000000 [ 1333.075166][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.075211][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.075268][ T32] dd20: 98750000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.075300][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.075326][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.075351][ T32] r5:800f0013 r4:80239bb0 [ 1333.075372][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.075411][ T32] r4:82ac21e4 [ 1333.075432][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.075472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1333.075836][ T32] r4:e05addc0 [ 1333.075875][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.076013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1333.076040][ T32] r4:00000000 [ 1333.076072][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.076123][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.076146][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.076188][ T32] r5:00001000 r4:dfd07000 [ 1333.076219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.076262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.076538][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.076565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.076618][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.076663][ T32] r4:84bbbf00 [ 1333.076715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.076779][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1333.076803][ T32] r4:00000001 [ 1333.076865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.076905][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1333.076977][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.077009][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.077363][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.077400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.077477][ T32] r4:84ba87c0 [ 1333.077592][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.077631][ T32] INFO: task kworker/0:335:4464 blocked for more than 459 seconds. [ 1333.077888][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.078152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.098665][ T32] task:kworker/0:335 state:D stack:0 pid:4464 tgid:4464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.098836][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.099006][ T32] Call trace: [ 1333.099077][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.099186][ T32] r10:8291a684 r9:ead9dd84 r8:00000002 r7:60000113 r6:ead9dd8c r5:851e9800 [ 1333.099236][ T32] r4:851e9800 [ 1333.099277][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.099363][ T32] r5:851e9800 r4:8291a680 [ 1333.099410][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.099490][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.099597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead9de08 ** 5 printk messages dropped ** [ 1333.099937][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.100168][ T32] r5:8527ff8c r4:8527fc00 [ 1333.100196][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.100332][ T32] r10:61c88647 r9:851e9800 r8:8523952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.100678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.101704][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1333.102164][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1333.102510][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.102826][ T32] r5:84be078c r4:84be0400 ** 5 printk messages dropped ** [ 1333.103180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1333.103802][ T32] r4:84ba87c0 ** 4 printk messages dropped ** [ 1333.103963][ T32] task:kworker/0:336 state:D stack:0 pid:4468 tgid:4468 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.104959][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1333.105183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478f180 [ 1333.105209][ T32] r4:00000000 [ 1333.105289][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.105338][ T32] r9:83018005 r8:851e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1333.105361][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.105403][ T32] r5:00001000 r4:dfe69000 [ 1333.105423][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.105505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.105607][ T32] r5:8528c38c r4:8528c000 [ 1333.105631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.105912][ T32] r7:dddced80 r6:83018000 r5:8528c38c r4:85239580 [ 1333.105939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.105987][ T32] r10:61c88647 r9:851e8c00 r8:852395ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.106010][ T32] r4:85239580 [ 1333.106030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.106074][ T32] r10:00000000 r9:85239580 r8:80287e08 r7:eaf65e60 r6:85237800 r5:851e8c00 [ 1333.106189][ T32] r4:00000001 [ 1333.106286][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.106325][ T32] Exception stack(0xeade1fb0 to 0xeade1ff8) [ 1333.106372][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.106403][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.106430][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.106458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.106482][ T32] r4:8478f0c0 [ 1333.106669][ T32] INFO: task kworker/0:336:4468 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.106705][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.106759][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.106803][ T32] Call trace: [ 1333.106834][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.106974][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.107007][ T32] r4:00000000 [ 1333.107083][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.107216][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.107329][ T32] dd20: 989fc000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.107363][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.107403][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.107502][ T32] r5:800f0013 r4:80239bb0 [ 1333.107527][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.107587][ T32] r4:82ac21e4 [ 1333.107627][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.107680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1333.107845][ T32] r4:e05addc0 [ 1333.107869][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.107911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1333.107935][ T32] r4:00000000 [ 1333.107955][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.107999][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.108194][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.128787][ T32] r5:00001000 r4:dfd07000 [ 1333.128850][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.128954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.129183][ T32] r5:84be078c r4:84be0400 [ 1333.129269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.129322][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.129344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.129441][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.129479][ T32] r4:84bbbf00 [ 1333.129502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.129581][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1333.129609][ T32] r4:00000001 [ 1333.129661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.129705][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 1 printk messages dropped ** [ 1333.129807][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.130514][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.131148][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.131810][ T32] r9:83018005 r8:851ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 4 printk messages dropped ** [ 1333.132489][ T32] r5:8528cb8c r4:8528c800 ** 3 printk messages dropped ** [ 1333.132638][ T32] r10:61c88647 r9:851ea400 r8:8523962c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.133218][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.134706][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.135018][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 9 printk messages dropped ** [ 1333.135616][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.135860][ T32] r5:00001000 r4:dfd07000 ** 7 printk messages dropped ** [ 1333.136220][ T32] r4:84bbbf00 ** 4 printk messages dropped ** [ 1333.136575][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 6 printk messages dropped ** [ 1333.136831][ T32] INFO: task kworker/0:338:4471 blocked for more than 459 seconds. [ 1333.136940][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.137041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.137139][ T32] task:kworker/0:338 state:D stack:0 pid:4471 tgid:4471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.137455][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.137579][ T32] Call trace: [ 1333.137685][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.137753][ T32] r10:8291a684 r9:eae15d84 r8:00000002 r7:60000013 r6:eae15d8c r5:851eb000 [ 1333.137842][ T32] r4:851eb000 [ 1333.137865][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.138031][ T32] r5:851eb000 r4:8291a680 [ 1333.138164][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.167224][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.167349][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae15e08 [ 1333.167409][ T32] r4:00000000 [ 1333.167435][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.167532][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.167660][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.167708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85241e00 [ 1333.167733][ T32] r4:00000000 [ 1333.167755][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.167802][ T32] r9:83018005 r8:851eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1333.167878][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.167957][ T32] r5:00001000 r4:dff19000 [ 1333.168068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.168463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.168534][ T32] r5:8528c78c r4:8528c400 [ 1333.168557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.168606][ T32] r7:dddced80 r6:83018000 r5:8528c78c r4:85239680 [ 1333.168628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.168690][ T32] r10:61c88647 r9:851eb000 r8:852396ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.168747][ T32] r4:85239680 [ 1333.168773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.168853][ T32] r10:00000000 r9:85239680 r8:80287e08 r7:eadede60 r6:85237900 r5:851eb000 [ 1333.168886][ T32] r4:00000001 [ 1333.168907][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.168947][ T32] Exception stack(0xeae15fb0 to 0xeae15ff8) [ 1333.168977][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.169006][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.169060][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.169095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.169119][ T32] r4:85241180 [ 1333.169528][ T32] INFO: task kworker/0:338:4471 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.169603][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.169713][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.169767][ T32] Call trace: [ 1333.169799][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.169853][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.169907][ T32] r4:00000000 [ 1333.169987][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.170030][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.170059][ T32] dd20: 99029000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.170116][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.170147][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.170171][ T32] r5:800f0013 r4:80239bb0 [ 1333.170252][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.170299][ T32] r4:82ac21e4 [ 1333.170319][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.170363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1333.170386][ T32] r4:e05addc0 [ 1333.170427][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.170499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1333.170524][ T32] r4:00000000 [ 1333.170545][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.170592][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.170615][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.170699][ T32] r5:00001000 r4:dfd07000 [ 1333.170725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.170768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.170839][ T32] r5:84be078c r4:84be0400 [ 1333.170914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.171018][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.171064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.171162][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.171209][ T32] r4:84bbbf00 [ 1333.171248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.171337][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1333.171462][ T32] r4:00000001 [ 1333.171528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.171647][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1333.171764][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.171883][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.171958][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.171993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.172019][ T32] r4:84ba87c0 [ 1333.172039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.172109][ T32] INFO: task kworker/0:339:4472 blocked for more than 459 seconds. [ 1333.172195][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.172252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.172295][ T32] task:kworker/0:339 state:D stack:0 pid:4472 tgid:4472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.172399][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.172494][ T32] Call trace: [ 1333.172610][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.172717][ T32] r10:8291a684 r9:eae29d84 r8:00000002 r7:60000013 r6:eae29d8c r5:851ebc00 [ 1333.172771][ T32] r4:851ebc00 [ 1333.172864][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.172948][ T32] r5:851ebc00 r4:8291a680 [ 1333.172983][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.173025][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.173069][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae29e08 [ 1333.173091][ T32] r4:00000000 [ 1333.173125][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1333.173274][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.173910][ T32] r5:8528d38c r4:8528d000 [ 1333.173943][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.173991][ T32] r7:dddced80 r6:83018000 r5:8528d38c r4:85239700 ** 1 printk messages dropped ** [ 1333.174076][ T32] r10:61c88647 r9:851ebc00 r8:8523972c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.174729][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.175457][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.175898][ T32] dd20: 99029000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 7 printk messages dropped ** [ 1333.176657][ T32] r4:e05addc0 ** 4 printk messages dropped ** [ 1333.176904][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 7 printk messages dropped ** [ 1333.177274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.177927][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.215416][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.215852][ T32] r5:851ed400 r4:8291a680 ** 5 printk messages dropped ** [ 1333.216280][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.216827][ T32] r5:00001000 r4:dffff000 ** 2 printk messages dropped ** [ 1333.217039][ T32] r5:852a4f8c r4:852a4c00 ** 1 printk messages dropped ** [ 1333.217170][ T32] r7:ddde2d80 r6:83018200 r5:852a4f8c r4:85237a00 ** 4 printk messages dropped ** [ 1333.217499][ T32] r10:00000000 r9:85237a00 r8:80287e08 r7:eaf91e60 r6:85237a80 r5:851ed400 ** 7 printk messages dropped ** [ 1333.217761][ T32] r4:8523cd40 ** 2 printk messages dropped ** [ 1333.225150][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.225749][ T32] dd20: 9954a000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 10 printk messages dropped ** [ 1333.226466][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.226801][ T32] r5:84be078c r4:84be0400 ** 6 printk messages dropped ** [ 1333.227423][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 5 printk messages dropped ** [ 1333.227959][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.227987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.228010][ T32] r4:84ba87c0 [ 1333.228032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.228061][ T32] INFO: task kworker/1:338:4476 blocked for more than 459 seconds. [ 1333.228182][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.243404][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.243504][ T32] task:kworker/1:338 state:D stack:0 pid:4476 tgid:4476 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.243638][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.243874][ T32] Call trace: [ 1333.243953][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.244104][ T32] r10:8291a684 r9:eafd5d84 r8:00000002 r7:60000113 r6:eafd5d8c r5:851ee000 [ 1333.244165][ T32] r4:851ee000 [ 1333.244281][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.244332][ T32] r5:851ee000 r4:8291a680 [ 1333.244393][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.244445][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.244597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd5e08 [ 1333.244626][ T32] r4:00000000 [ 1333.244691][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.244738][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.244778][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.245118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523c440 [ 1333.245175][ T32] r4:00000000 [ 1333.245216][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.245323][ T32] r9:83018205 r8:851ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1333.245352][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.245438][ T32] r5:00001000 r4:e06f9000 [ 1333.245511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.245562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.245608][ T32] r5:852a538c r4:852a5000 [ 1333.245664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.245720][ T32] r7:ddde2d80 r6:83018200 r5:852a538c r4:85237b00 [ 1333.245743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.245836][ T32] r10:61c88647 r9:851ee000 r8:85237b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.245891][ T32] r4:85237b00 [ 1333.246141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.246198][ T32] r10:00000000 r9:85237b00 r8:80287e08 r7:eaf91e60 r6:85237b80 r5:851ee000 [ 1333.246250][ T32] r4:00000001 [ 1333.246330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.246374][ T32] Exception stack(0xeafd5fb0 to 0xeafd5ff8) [ 1333.246448][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.246485][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.246513][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.246544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.246568][ T32] r4:8523cc80 [ 1333.246996][ T32] INFO: task kworker/1:338:4476 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.247035][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.247420][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.247502][ T32] Call trace: [ 1333.247661][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.247726][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.247752][ T32] r4:00000000 [ 1333.247975][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.248515][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.256777][ T32] dd20: 99931000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.256849][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.256878][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.257065][ T32] r5:800f0013 r4:80239bb0 [ 1333.257357][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.257449][ T32] r4:82ac21e4 [ 1333.257768][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.257821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1333.257846][ T32] r4:e05addc0 [ 1333.258057][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.264866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1333.265030][ T32] r4:00000000 [ 1333.265084][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.265220][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.265267][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.265359][ T32] r5:00001000 r4:dfd07000 [ 1333.265413][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.265463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.265534][ T32] r5:84be078c r4:84be0400 [ 1333.265575][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.265626][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.265647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.265703][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.265747][ T32] r4:84bbbf00 [ 1333.265807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.265862][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1333.265885][ T32] r4:00000001 [ 1333.265905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.265944][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1333.265998][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.266070][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.266134][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.266198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1333.266425][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1333.266953][ T32] r10:8291a684 r9:eafd9d84 r8:00000002 r7:60000113 r6:eafd9d8c r5:851eec00 ** 8 printk messages dropped ** [ 1333.267665][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.282606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.282707][ T32] r5:8528cf8c r4:8528cc00 ** 3 printk messages dropped ** [ 1333.283050][ T32] r10:61c88647 r9:851eec00 r8:852397ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1333.284426][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.285060][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 11 printk messages dropped ** [ 1333.285840][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1333.286742][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 9 printk messages dropped ** [ 1333.287368][ T32] task:kworker/0:341 state:D stack:0 pid:4480 tgid:4480 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1333.287922][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.288015][ T32] r5:851ec800 r4:8291a680 [ 1333.288057][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.311662][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.311799][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafdde08 [ 1333.311839][ T32] r4:00000000 [ 1333.311865][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.311903][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.311944][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.311995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85258600 [ 1333.312018][ T32] r4:00000000 [ 1333.312062][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.312115][ T32] r9:83018005 r8:851ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1333.312162][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.312296][ T32] r5:00001000 r4:e068f000 [ 1333.312373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.312493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.312626][ T32] r5:8528db8c r4:8528d800 [ 1333.312694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.312746][ T32] r7:dddced80 r6:83018000 r5:8528db8c r4:85239800 [ 1333.312768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.312815][ T32] r10:61c88647 r9:851ec800 r8:8523982c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.312883][ T32] r4:85239800 [ 1333.312908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.312955][ T32] r10:00000000 r9:85239800 r8:80287e08 r7:eae29e60 r6:85237e00 r5:851ec800 [ 1333.312978][ T32] r4:00000001 [ 1333.313025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.313152][ T32] Exception stack(0xeafddfb0 to 0xeafddff8) [ 1333.313206][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.313248][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.313279][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.313308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.313330][ T32] r4:85258200 [ 1333.313799][ T32] INFO: task kworker/0:341:4480 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.313857][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.313927][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.313977][ T32] Call trace: ** 1 printk messages dropped ** [ 1333.314060][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 5 printk messages dropped ** [ 1333.314228][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1333.314476][ T32] r4:e05addc0 ** 5 printk messages dropped ** [ 1333.314697][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1333.315657][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1333.316187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1333.316751][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.316814][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 [ 1333.316840][ T32] r4:00000000 [ 1333.316860][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.316928][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.316973][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.317033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852584c0 [ 1333.317083][ T32] r4:00000000 [ 1333.317131][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.317227][ T32] r9:83018005 r8:851e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1333.317274][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.317394][ T32] r5:00001000 r4:e056b000 [ 1333.317467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.317566][ T32] r5:8528d78c r4:8528d400 ** 3 printk messages dropped ** [ 1333.317811][ T32] r10:61c88647 r9:851e6000 r8:852398ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1333.327698][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1333.333745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 17 printk messages dropped ** [ 1333.334635][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 13 printk messages dropped ** [ 1333.335346][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1333.335981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85258740 ** 9 printk messages dropped ** [ 1333.336433][ T32] r7:dddced80 r6:83018000 r5:8528df8c r4:85239900 ** 1 printk messages dropped ** [ 1333.336544][ T32] r10:61c88647 r9:851e6c00 r8:8523992c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.336577][ T32] r4:85239900 [ 1333.336621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.336725][ T32] r10:00000000 r9:85239900 r8:80287e08 r7:eafdde60 r6:85237f00 r5:851e6c00 [ 1333.336778][ T32] r4:00000001 [ 1333.336865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.336963][ T32] Exception stack(0xeafe5fb0 to 0xeafe5ff8) [ 1333.337028][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.337090][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.337132][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.337163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.337187][ T32] r4:85258680 [ 1333.337870][ T32] INFO: task kworker/0:343:4484 is blocked on a mutex likely owned by task kworker/1:202:3656. ** 1 printk messages dropped ** [ 1333.338058][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1333.351482][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1333.351813][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1333.352421][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 13 printk messages dropped ** [ 1333.353397][ T32] r10:8291a684 r9:eaf59d84 r8:00000002 r7:60000013 r6:eaf59d8c r5:84a95400 ** 13 printk messages dropped ** [ 1333.354240][ T32] r9:83018005 r8:84a95400 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 ** 4 printk messages dropped ** [ 1333.354567][ T32] r5:8528e38c r4:8528e000 ** 8 printk messages dropped ** [ 1333.355035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1333.356225][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 13 printk messages dropped ** [ 1333.356957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 14 printk messages dropped ** [ 1333.381475][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 13 printk messages dropped ** [ 1333.382241][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1333.382824][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.383141][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.383616][ T32] r10:61c88647 r9:84a93000 r8:85239aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1333.384817][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 16 printk messages dropped ** [ 1333.385481][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.385503][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.385566][ T32] r5:00001000 r4:dfd07000 [ 1333.385617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.385689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.385738][ T32] r5:84be078c r4:84be0400 [ 1333.385779][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.385851][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.385877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.385946][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.385994][ T32] r4:84bbbf00 [ 1333.386016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.386063][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1333.386085][ T32] r4:00000001 [ 1333.386149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.386222][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1333.386250][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.386279][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.386304][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.386498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.386569][ T32] r4:84ba87c0 [ 1333.386615][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.386645][ T32] INFO: task kworker/0:346:4491 blocked for more than 459 seconds. [ 1333.386683][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.386708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.386729][ T32] task:kworker/0:346 state:D stack:0 pid:4491 tgid:4491 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.386790][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.386832][ T32] Call trace: [ 1333.386873][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.386923][ T32] r10:8291a684 r9:eaff1d84 r8:00000002 r7:60000013 r6:eaff1d8c r5:84a94800 [ 1333.386946][ T32] r4:84a94800 [ 1333.386967][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.387008][ T32] r5:84a94800 r4:8291a680 [ 1333.387028][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1333.387310][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.387758][ T32] r5:8528e78c r4:8528e400 ** 3 printk messages dropped ** [ 1333.387946][ T32] r10:61c88647 r9:84a94800 r8:85239bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 18 printk messages dropped ** [ 1333.412974][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 15 printk messages dropped ** [ 1333.413930][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1333.415084][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1333.415874][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1333.416713][ T32] r5:852a578c r4:852a5400 ** 4 printk messages dropped ** [ 1333.417050][ T32] r4:85237f80 ** 9 printk messages dropped ** [ 1333.417557][ T32] r4:8523c480 ** 7 printk messages dropped ** [ 1333.425374][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 14 printk messages dropped ** [ 1333.426084][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 12 printk messages dropped ** [ 1333.426724][ T32] r4:00000001 [ 1333.426749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.426818][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1333.426909][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.426941][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.426969][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.426997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.427063][ T32] r4:84ba87c0 [ 1333.427091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.427123][ T32] INFO: task kworker/0:347:4494 blocked for more than 459 seconds. [ 1333.427156][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.427180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.427203][ T32] task:kworker/0:347 state:D stack:0 pid:4494 tgid:4494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.427316][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.427364][ T32] Call trace: [ 1333.427424][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.427489][ T32] r10:8291a684 r9:eafe9d84 r8:00000002 r7:60000113 r6:eafe9d8c r5:84a96c00 [ 1333.427538][ T32] r4:84a96c00 [ 1333.427608][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.427665][ T32] r5:84a96c00 r4:8291a680 [ 1333.427750][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.427795][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.427837][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe9e08 [ 1333.427859][ T32] r4:00000000 [ 1333.427899][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.427938][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.427993][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.428058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85258dc0 [ 1333.428084][ T32] r4:00000000 [ 1333.428182][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.442952][ T32] r9:83018005 r8:84a96c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1333.442999][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.443134][ T32] r5:00001000 r4:eaa07000 [ 1333.443226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.443296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.443344][ T32] r5:8528eb8c r4:8528e800 [ 1333.443365][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.443488][ T32] r7:dddced80 r6:83018000 r5:8528eb8c r4:85239d00 [ 1333.443515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.443638][ T32] r10:61c88647 r9:84a96c00 r8:85239d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.443677][ T32] r4:85239d00 [ 1333.443699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.443771][ T32] r10:00000000 r9:85239d00 r8:80287e08 r7:eafede60 r6:85239d80 r5:84a96c00 [ 1333.443806][ T32] r4:00000001 [ 1333.443830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.443871][ T32] Exception stack(0xeafe9fb0 to 0xeafe9ff8) [ 1333.443901][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.443930][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.443955][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.444004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.444031][ T32] r4:85258940 [ 1333.444533][ T32] INFO: task kworker/0:347:4494 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.444643][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.444735][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.444785][ T32] Call trace: [ 1333.444815][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.444868][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.444955][ T32] r4:00000000 [ 1333.445008][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.445116][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.445213][ T32] dd20: 9b24f000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.445245][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.445272][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.445340][ T32] r5:800f0013 r4:80239bb0 [ 1333.445364][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.445481][ T32] r4:82ac21e4 [ 1333.445549][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.445599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1333.445622][ T32] r4:e05addc0 [ 1333.445642][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.445703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1333.445753][ T32] r4:00000000 [ 1333.445776][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.445822][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.445858][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.445903][ T32] r5:00001000 r4:dfd07000 [ 1333.445923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.445961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.446004][ T32] r5:84be078c r4:84be0400 [ 1333.446023][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.446070][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.446091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.446139][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1333.446275][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1333.446646][ T32] r4:84ba87c0 ** 4 printk messages dropped ** [ 1333.446835][ T32] task:kworker/0:348 state:D stack:0 pid:4496 tgid:4496 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.447225][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.447540][ T32] r9:83018005 r8:852b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 ** 4 printk messages dropped ** [ 1333.447778][ T32] r5:8528f78c r4:8528f400 ** 3 printk messages dropped ** [ 1333.447943][ T32] r10:61c88647 r9:852b0c00 r8:85239e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1333.448108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1333.461659][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.462163][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1333.462397][ T32] r4:e05addc0 ** 4 printk messages dropped ** [ 1333.462759][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 8 printk messages dropped ** [ 1333.463188][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.463567][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.463883][ T32] task:kworker/1:340 state:D stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.464257][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.464299][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb005e08 [ 1333.464322][ T32] r4:00000000 [ 1333.464340][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.464393][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.464485][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.464533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535e5c0 [ 1333.464598][ T32] r4:00000000 [ 1333.464622][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.464710][ T32] r9:83018205 r8:852b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1333.464779][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.464824][ T32] r5:00001000 r4:eb0d7000 [ 1333.464844][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.464882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.464991][ T32] r5:852a178c r4:852a1400 [ 1333.465106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.465170][ T32] r7:ddde2d80 r6:83018200 r5:852a178c r4:85237c80 [ 1333.465193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.465281][ T32] r10:61c88647 r9:852b0000 r8:85237cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.465328][ T32] r4:85237c80 [ 1333.465352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.465399][ T32] r10:00000000 r9:85237c80 r8:80287e08 r7:eaf91e60 r6:85239f00 r5:852b0000 [ 1333.465454][ T32] r4:00000001 [ 1333.465485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.465545][ T32] Exception stack(0xeb005fb0 to 0xeb005ff8) [ 1333.465642][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.465679][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.465787][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.465819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.465862][ T32] r4:8523c580 [ 1333.466093][ T32] INFO: task kworker/1:340:4498 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.466150][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.466251][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.466297][ T32] Call trace: [ 1333.466435][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.466494][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.466519][ T32] r4:00000000 [ 1333.466540][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.466579][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.466607][ T32] dd20: 9b601000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.466635][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.466659][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.466682][ T32] r5:800f0013 r4:80239bb0 [ 1333.466702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.466773][ T32] r4:82ac21e4 [ 1333.466806][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.466851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1333.466873][ T32] r4:e05addc0 [ 1333.466892][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.466933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1333.466955][ T32] r4:00000000 [ 1333.466974][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.467018][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.467039][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.467089][ T32] r5:00001000 r4:dfd07000 [ 1333.467112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.467152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.467192][ T32] r5:84be078c r4:84be0400 [ 1333.467212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.467259][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.467296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.467353][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.467433][ T32] r4:84bbbf00 [ 1333.467485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.467536][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1333.467598][ T32] r4:00000001 [ 1333.467620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.467679][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1333.467708][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.467759][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.467788][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.467817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.467923][ T32] r4:84ba87c0 [ 1333.467947][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.467971][ T32] INFO: task kworker/0:349:4499 blocked for more than 459 seconds. [ 1333.467998][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.468030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.468066][ T32] task:kworker/0:349 state:D stack:0 pid:4499 tgid:4499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.488715][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.488819][ T32] Call trace: [ 1333.488914][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.489063][ T32] r10:8291a684 r9:eb009d84 r8:00000002 r7:60000113 r6:eb009d8c r5:852b3000 [ 1333.489148][ T32] r4:852b3000 [ 1333.489201][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.489281][ T32] r5:852b3000 r4:8291a680 [ 1333.489305][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.489347][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.489391][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb009e08 [ 1333.489421][ T32] r4:00000000 [ 1333.489441][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.489476][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.489542][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1333.489715][ T32] r9:83018005 r8:852b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 ** 4 printk messages dropped ** [ 1333.489986][ T32] r5:8528f38c r4:8528f000 ** 3 printk messages dropped ** [ 1333.490148][ T32] r10:61c88647 r9:852b3000 r8:85239fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1333.490583][ T32] Exception stack(0xeb009fb0 to 0xeb009ff8) ** 6 printk messages dropped ** [ 1333.491224][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.491662][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1333.491856][ T32] r4:e05addc0 ** 4 printk messages dropped ** [ 1333.492003][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 6 printk messages dropped ** [ 1333.492340][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.492363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.492447][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.492475][ T32] r4:84bbbf00 [ 1333.492495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.492542][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1333.492564][ T32] r4:00000001 [ 1333.492584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.492619][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1333.492646][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.492675][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.492701][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.492729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.492752][ T32] r4:84ba87c0 [ 1333.492794][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.492829][ T32] INFO: task kworker/0:350:4502 blocked for more than 460 seconds. [ 1333.492863][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.492888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.492965][ T32] task:kworker/0:350 state:D stack:0 pid:4502 tgid:4502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.493014][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.493088][ T32] Call trace: [ 1333.493193][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.493245][ T32] r10:8291a684 r9:eb001d84 r8:00000002 r7:60000013 r6:eb001d8c r5:852b1800 [ 1333.493269][ T32] r4:852b1800 [ 1333.493290][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.493333][ T32] r5:852b1800 r4:8291a680 [ 1333.493352][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.493390][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.493442][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb001e08 [ 1333.493465][ T32] r4:00000000 [ 1333.493513][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.493553][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.493589][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.493628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85259640 [ 1333.493650][ T32] r4:00000000 [ 1333.493670][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.493714][ T32] r9:83018005 r8:852b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1333.493735][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.493805][ T32] r5:00001000 r4:eaceb000 [ 1333.493830][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.493869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.493911][ T32] r5:8528fb8c r4:8528f800 [ 1333.493931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.494005][ T32] r7:dddced80 r6:83018000 r5:8528fb8c r4:85250080 [ 1333.494048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.494111][ T32] r10:61c88647 r9:852b1800 r8:852500ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.494137][ T32] r4:85250080 [ 1333.494157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.494202][ T32] r10:00000000 r9:85250080 r8:80287e08 r7:eaffde60 r6:85250100 r5:852b1800 [ 1333.494261][ T32] r4:00000001 [ 1333.494283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.494319][ T32] Exception stack(0xeb001fb0 to 0xeb001ff8) [ 1333.494347][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.494389][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.495194][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.495779][ T32] dd20: 9b746000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 7 printk messages dropped ** [ 1333.496044][ T32] r4:e05addc0 ** 4 printk messages dropped ** [ 1333.496301][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 11 printk messages dropped ** [ 1333.497073][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 5 printk messages dropped ** [ 1333.497868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.534956][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.535392][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.536010][ T32] r9:83018005 r8:852b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 ** 4 printk messages dropped ** [ 1333.536325][ T32] r5:8529838c r4:85298000 ** 3 printk messages dropped ** [ 1333.536535][ T32] r10:61c88647 r9:852b3c00 r8:852501ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1333.537109][ T32] r4:852593c0 ** 2 printk messages dropped ** [ 1333.537860][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.543649][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 9 printk messages dropped ** [ 1333.544334][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.544875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.545412][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 10 printk messages dropped ** [ 1333.545854][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1333.546462][ T32] r10:8291a684 r9:eaff9d84 r8:00000002 r7:60000113 r6:eaff9d8c r5:852b4800 ** 8 printk messages dropped ** [ 1333.547090][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.547597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.547782][ T32] r10:61c88647 r9:852b4800 r8:852502ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1333.548052][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.562075][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.562820][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.562941][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.562971][ T32] r5:800f0013 r4:80239bb0 [ 1333.562994][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.563087][ T32] r4:82ac21e4 [ 1333.563114][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.563220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1333.563341][ T32] r4:e05addc0 [ 1333.563463][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.563556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1333.563596][ T32] r4:00000000 [ 1333.563618][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.563673][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.563769][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.563977][ T32] r5:00001000 r4:dfd07000 [ 1333.564100][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.564155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.564206][ T32] r5:84be078c r4:84be0400 [ 1333.564311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.564369][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.564412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.564526][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.564647][ T32] r4:84bbbf00 [ 1333.564672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.564723][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1333.564746][ T32] r4:00000001 [ 1333.564767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.564820][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1333.564957][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.564990][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.565020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.565051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.565171][ T32] r4:84ba87c0 [ 1333.565210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.565245][ T32] INFO: task kworker/0:353:4508 blocked for more than 460 seconds. [ 1333.565281][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.565407][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.565436][ T32] task:kworker/0:353 state:D stack:0 pid:4508 tgid:4508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.565665][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.565711][ T32] Call trace: [ 1333.565831][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.565885][ T32] r10:8291a684 r9:eb00dd84 r8:00000002 r7:60000013 r6:eb00dd8c r5:852b5400 [ 1333.565938][ T32] r4:852b5400 [ 1333.565962][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.566007][ T32] r5:852b5400 r4:8291a680 [ 1333.566027][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.566072][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.566182][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb00de08 [ 1333.566209][ T32] r4:00000000 [ 1333.566230][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.566265][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.566300][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.566383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85259ac0 [ 1333.566441][ T32] r4:00000000 [ 1333.566516][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.566566][ T32] r9:83018005 r8:852b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.566592][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.566635][ T32] r5:00001000 r4:ead27000 [ 1333.566685][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.566786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.566832][ T32] r5:8529878c r4:85298400 [ 1333.566912][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.566964][ T32] r7:dddced80 r6:83018000 r5:8529878c r4:85250380 [ 1333.566987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.567035][ T32] r10:61c88647 r9:852b5400 r8:852503ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.567058][ T32] r4:85250380 [ 1333.567077][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.567150][ T32] r10:00000000 r9:85250380 r8:80287e08 r7:eadf9e60 r6:85250400 r5:852b5400 [ 1333.567176][ T32] r4:00000001 [ 1333.567196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.567231][ T32] Exception stack(0xeb00dfb0 to 0xeb00dff8) [ 1333.567286][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.567320][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.567347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.567378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.567400][ T32] r4:852597c0 [ 1333.567692][ T32] INFO: task kworker/0:353:4508 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.567729][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.568017][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.568162][ T32] Call trace: [ 1333.593125][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.593219][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.593245][ T32] r4:00000000 [ 1333.593295][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.593417][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.593465][ T32] dd20: 9c08e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.593495][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.593519][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.593544][ T32] r5:800f0013 r4:80239bb0 [ 1333.593563][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.593607][ T32] r4:82ac21e4 [ 1333.593627][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.593693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1333.593723][ T32] r4:e05addc0 [ 1333.593743][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1333.593914][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 8 printk messages dropped ** [ 1333.594382][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.594814][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.595301][ T32] task:kworker/0:354 state:D stack:0 pid:4510 tgid:4510 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.595387][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.595442][ T32] Call trace: [ 1333.595569][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.595665][ T32] r10:8291a684 r9:eb011d84 r8:00000002 r7:60000013 r6:eb011d8c r5:852b6000 [ 1333.595697][ T32] r4:852b6000 [ 1333.595795][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.595846][ T32] r5:852b6000 r4:8291a680 [ 1333.595940][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.596011][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.596103][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb011e08 [ 1333.596150][ T32] r4:00000000 [ 1333.596206][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.596282][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.596319][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.596387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85259e00 [ 1333.596429][ T32] r4:00000000 [ 1333.596450][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.596495][ T32] r9:83018005 r8:852b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1333.596517][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.596559][ T32] r5:00001000 r4:ead4f000 [ 1333.596578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.596662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.596747][ T32] r5:85298f8c r4:85298c00 [ 1333.596788][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.596898][ T32] r7:dddced80 r6:83018000 r5:85298f8c r4:85250480 [ 1333.596948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.597069][ T32] r10:61c88647 r9:852b6000 r8:852504ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.597123][ T32] r4:85250480 [ 1333.597164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.597263][ T32] r10:00000000 r9:85250480 r8:80287e08 r7:eb00de60 r6:85250500 r5:852b6000 [ 1333.597336][ T32] r4:00000001 [ 1333.597379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.597466][ T32] Exception stack(0xeb011fb0 to 0xeb011ff8) [ 1333.597522][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.597581][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.597635][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.597701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.597752][ T32] r4:852598c0 [ 1333.608990][ T32] INFO: task kworker/0:354:4510 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.609129][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.609519][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.609590][ T32] Call trace: [ 1333.609804][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.609910][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.610012][ T32] r4:00000000 [ 1333.610117][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.610173][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.610203][ T32] dd20: 9c14c000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.610233][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.610258][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.610305][ T32] r5:800f0013 r4:80239bb0 [ 1333.610332][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.610390][ T32] r4:82ac21e4 [ 1333.610434][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.610479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 5 printk messages dropped ** [ 1333.610709][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 11 printk messages dropped ** [ 1333.611439][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1333.611996][ T32] r4:84ba87c0 ** 4 printk messages dropped ** [ 1333.612260][ T32] task:kworker/0:355 state:D stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.612808][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.613042][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.613245][ T32] r5:00001000 r4:ead3b000 ** 2 printk messages dropped ** [ 1333.613519][ T32] r5:85298b8c r4:85298800 ** 3 printk messages dropped ** [ 1333.613745][ T32] r10:61c88647 r9:852b6c00 r8:852505ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.614192][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.615331][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.615653][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1333.616163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 7 printk messages dropped ** [ 1333.616830][ T32] r5:84be078c r4:84be0400 ** 6 printk messages dropped ** [ 1333.617284][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1333.617840][ T32] r4:84ba87c0 ** 4 printk messages dropped ** [ 1333.618001][ T32] task:kworker/0:356 state:D stack:0 pid:4514 tgid:4514 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.646226][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.646911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.647289][ T32] r10:61c88647 r9:852b2400 r8:852506ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.647765][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1333.647885][ T32] r4:85259c80 [ 1333.661666][ T32] INFO: task kworker/0:356:4514 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.661818][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.661943][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.662007][ T32] Call trace: [ 1333.662094][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.662161][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.662216][ T32] r4:00000000 [ 1333.662249][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.662338][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.662372][ T32] dd20: 9c92c000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.662408][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.662434][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.662459][ T32] r5:800f0013 r4:80239bb0 [ 1333.662501][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.662550][ T32] r4:82ac21e4 [ 1333.662571][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.662614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1333.662667][ T32] r4:e05addc0 [ 1333.662781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.662882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1333.662912][ T32] r4:00000000 [ 1333.663169][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.663221][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.663256][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.663312][ T32] r5:00001000 r4:dfd07000 [ 1333.663363][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.663416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.663460][ T32] r5:84be078c r4:84be0400 [ 1333.663481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.663600][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.663657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.663791][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.663844][ T32] r4:84bbbf00 [ 1333.663888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.663989][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1333.664043][ T32] r4:00000001 [ 1333.664103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.664182][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1333.664236][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.664314][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.664376][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.664453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.664502][ T32] r4:84ba87c0 [ 1333.664574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.664691][ T32] INFO: task kworker/0:357:4517 blocked for more than 460 seconds. [ 1333.664762][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.664811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.664903][ T32] task:kworker/0:357 state:D stack:0 pid:4517 tgid:4517 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.664993][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.665072][ T32] Call trace: [ 1333.665107][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.665155][ T32] r10:8291a684 r9:eb01dd84 r8:00000002 r7:60000113 r6:eb01dd8c r5:84a96000 [ 1333.665180][ T32] r4:84a96000 [ 1333.665200][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.665248][ T32] r5:84a96000 r4:8291a680 [ 1333.665287][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.665329][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.665371][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb01de08 [ 1333.665393][ T32] r4:00000000 [ 1333.665423][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.665459][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.665515][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.665565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85259f40 [ 1333.665587][ T32] r4:00000000 [ 1333.665608][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.665682][ T32] r9:83018005 r8:84a96000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1333.665768][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.665897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.665940][ T32] r5:8529938c r4:85299000 ** 1 printk messages dropped ** [ 1333.666004][ T32] r7:dddced80 r6:83018000 r5:8529938c r4:85250780 ** 6 printk messages dropped ** [ 1333.666260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.667041][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.667517][ T32] dd20: 9c92c000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1333.667982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1333.689165][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 7 printk messages dropped ** [ 1333.689599][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 7 printk messages dropped ** [ 1333.689931][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1333.690546][ T32] r4:84998000 ** 4 printk messages dropped ** [ 1333.690804][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb021e08 ** 8 printk messages dropped ** [ 1333.691100][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.691576][ T32] r5:8529978c r4:85299400 ** 3 printk messages dropped ** [ 1333.691905][ T32] r10:61c88647 r9:84998000 r8:852508ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1333.692493][ T32] r4:85259ec0 ** 2 printk messages dropped ** [ 1333.693413][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.693895][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 5 printk messages dropped ** [ 1333.694200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1333.694235][ T32] r4:e05addc0 [ 1333.694279][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.694415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1333.694449][ T32] r4:00000000 [ 1333.694494][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.694563][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.694586][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.694708][ T32] r5:00001000 r4:dfd07000 [ 1333.694741][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.694814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.694939][ T32] r5:84be078c r4:84be0400 [ 1333.694975][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.695042][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.695097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.695260][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.695373][ T32] r4:84bbbf00 [ 1333.695410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.695568][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1333.695696][ T32] r4:00000001 [ 1333.695731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.695797][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1333.695840][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.695885][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.696029][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.696151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.696274][ T32] r4:84ba87c0 [ 1333.696407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.696456][ T32] INFO: task kworker/0:359:4521 blocked for more than 460 seconds. [ 1333.696489][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.696524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.696563][ T32] task:kworker/0:359 state:D stack:0 pid:4521 tgid:4521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.696991][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.697063][ T32] Call trace: [ 1333.697106][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.697156][ T32] r10:8291a684 r9:eb025d84 r8:00000002 r7:60000113 r6:eb025d8c r5:84998c00 [ 1333.697179][ T32] r4:84998c00 [ 1333.697199][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.697241][ T32] r5:84998c00 r4:8291a680 [ 1333.697281][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.697400][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.697500][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb025e08 [ 1333.697565][ T32] r4:00000000 [ 1333.697612][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.697694][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.697770][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.697853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261280 [ 1333.697905][ T32] r4:00000000 [ 1333.697952][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.698034][ T32] r9:83018005 r8:84998c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1333.698058][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.698104][ T32] r5:00001000 r4:eadb5000 [ 1333.698126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.698166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.721848][ T32] r5:85299f8c r4:85299c00 [ 1333.722043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.722219][ T32] r7:dddced80 r6:83018000 r5:85299f8c r4:85250980 [ 1333.722282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.722378][ T32] r10:61c88647 r9:84998c00 r8:852509ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.722461][ T32] r4:85250980 [ 1333.722512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1333.722732][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.723846][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.724336][ T32] dd20: 9cf5c000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 7 printk messages dropped ** [ 1333.724791][ T32] r4:e05addc0 ** 4 printk messages dropped ** [ 1333.724976][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 11 printk messages dropped ** [ 1333.725819][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 9 printk messages dropped ** [ 1333.726484][ T32] INFO: task kworker/0:360:4522 blocked for more than 460 seconds. ** 8 printk messages dropped ** [ 1333.727058][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1333.727844][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.741681][ T32] r5:8529a38c r4:8529a000 [ 1333.741816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1333.742171][ T32] r10:00000000 r9:85250a80 r8:80287e08 r7:eb025e60 r6:85250b00 r5:84999800 ** 9 printk messages dropped ** [ 1333.743041][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.743770][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1333.744187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1333.744972][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 7 printk messages dropped ** [ 1333.745496][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 7 printk messages dropped ** [ 1333.746087][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1333.746680][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1333.747433][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.747822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.748094][ T32] r10:61c88647 r9:8499a400 r8:85250bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.748117][ T32] r4:85250b80 [ 1333.767690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.767858][ T32] r10:00000000 r9:85250b80 r8:80287e08 r7:eb029e60 r6:85250c00 r5:8499a400 [ 1333.767908][ T32] r4:00000001 [ 1333.767956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.768044][ T32] Exception stack(0xeb02dfb0 to 0xeb02dff8) [ 1333.768079][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.768252][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.769140][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.769182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.769208][ T32] r4:85261300 [ 1333.769709][ T32] INFO: task kworker/0:361:4524 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.769795][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.769881][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.769966][ T32] Call trace: [ 1333.770006][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.770063][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.770139][ T32] r4:00000000 [ 1333.770166][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.770209][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.770244][ T32] dd20: 9d159000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.770328][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.770418][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.770467][ T32] r5:800f0013 r4:80239bb0 [ 1333.770520][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.770616][ T32] r4:82ac21e4 [ 1333.770713][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.770826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1333.770855][ T32] r4:e05addc0 [ 1333.770877][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.770921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1333.770960][ T32] r4:00000000 [ 1333.770986][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.771087][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.771120][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.771166][ T32] r5:00001000 r4:dfd07000 [ 1333.771187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.771254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.771345][ T32] r5:84be078c r4:84be0400 [ 1333.771371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.771433][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.771486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.771584][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.771626][ T32] r4:84bbbf00 [ 1333.771664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.771720][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1333.771776][ T32] r4:00000001 [ 1333.771799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.771864][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1333.771900][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.771962][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.771993][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.772051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.772085][ T32] r4:84ba87c0 [ 1333.772120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.772221][ T32] INFO: task kworker/0:362:4526 blocked for more than 460 seconds. [ 1333.772260][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.772288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.772310][ T32] task:kworker/0:362 state:D stack:0 pid:4526 tgid:4526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.772391][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.772452][ T32] Call trace: [ 1333.772513][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.772565][ T32] r10:8291a684 r9:eb045d84 r8:00000002 r7:60000113 r6:eb045d8c r5:85321800 [ 1333.772591][ T32] r4:85321800 [ 1333.772613][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.772829][ T32] r5:85321800 r4:8291a680 [ 1333.772895][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.772939][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.772983][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb045e08 [ 1333.773019][ T32] r4:00000000 [ 1333.773072][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.773193][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.773233][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.773275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261740 [ 1333.773298][ T32] r4:00000000 [ 1333.773526][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.773636][ T32] r9:83018005 r8:85321800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1333.773664][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.773708][ T32] r5:00001000 r4:eb03b000 [ 1333.773728][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.773871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.773918][ T32] r5:8529ab8c r4:8529a800 [ 1333.773980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.774032][ T32] r7:dddced80 r6:83018000 r5:8529ab8c r4:85250c80 [ 1333.774054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.774111][ T32] r10:61c88647 r9:85321800 r8:85250cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.774475][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.775230][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.775452][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1333.775841][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.776763][ T32] r5:00001000 r4:dfd07000 ** 6 printk messages dropped ** [ 1333.777076][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1333.777485][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1333.777649][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.778000][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.811137][ T32] r9:83018005 r8:85320000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 ** 4 printk messages dropped ** [ 1333.811366][ T32] r5:8529b38c r4:8529b000 ** 3 printk messages dropped ** [ 1333.811534][ T32] r10:61c88647 r9:85320000 r8:85250d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.811850][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.812750][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1333.813409][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.813790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1333.814323][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 7 printk messages dropped ** [ 1333.814652][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 6 printk messages dropped ** [ 1333.815057][ T32] INFO: task kworker/0:364:4529 blocked for more than 460 seconds. [ 1333.815135][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.815167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.815189][ T32] task:kworker/0:364 state:D stack:0 pid:4529 tgid:4529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.815235][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.815277][ T32] Call trace: [ 1333.815308][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.815382][ T32] r10:8291a684 r9:eb055d84 r8:00000002 r7:60000113 r6:eb055d8c r5:85322400 [ 1333.815446][ T32] r4:85322400 [ 1333.815472][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.815529][ T32] r5:85322400 r4:8291a680 [ 1333.815610][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.815656][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.815700][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb055e08 [ 1333.815723][ T32] r4:00000000 [ 1333.815742][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.815776][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.815812][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.815852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261940 [ 1333.815876][ T32] r4:00000000 [ 1333.815922][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.815970][ T32] r9:83018005 r8:85322400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1333.815994][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.816065][ T32] r5:00001000 r4:eb04b000 [ 1333.816090][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.816158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.816205][ T32] r5:8529af8c r4:8529ac00 [ 1333.816225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.816270][ T32] r7:dddced80 r6:83018000 r5:8529af8c r4:85250d80 [ 1333.816292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.816338][ T32] r10:61c88647 r9:85322400 r8:85250dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.816361][ T32] r4:85250d80 [ 1333.816380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.816431][ T32] r10:00000000 r9:85250d80 r8:80287e08 r7:eb049e60 r6:85359000 r5:85322400 [ 1333.816454][ T32] r4:00000001 [ 1333.816475][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.816511][ T32] Exception stack(0xeb055fb0 to 0xeb055ff8) [ 1333.816537][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.816591][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.816622][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.816651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.816675][ T32] r4:852617c0 [ 1333.816898][ T32] INFO: task kworker/0:364:4529 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.816930][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.816984][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.817030][ T32] Call trace: [ 1333.817104][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.817160][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.817209][ T32] r4:00000000 [ 1333.817233][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.817352][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.817424][ T32] dd20: 9d940000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.817474][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.817532][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.817560][ T32] r5:800f0013 r4:80239bb0 [ 1333.817582][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.817655][ T32] r4:82ac21e4 [ 1333.817707][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.817756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1333.817806][ T32] r4:e05addc0 [ 1333.817831][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.817896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1333.817922][ T32] r4:00000000 [ 1333.817943][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.817989][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.818010][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.818052][ T32] r5:00001000 r4:dfd07000 [ 1333.818072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.818177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.830523][ T32] r5:84be078c r4:84be0400 [ 1333.830563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.830635][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.830657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.830707][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.830730][ T32] r4:84bbbf00 [ 1333.830768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.830822][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1333.831171][ T32] r4:00000001 [ 1333.831196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.831263][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1333.831297][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.831327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.831415][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.831506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.831534][ T32] r4:84ba87c0 [ 1333.831590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.831625][ T32] INFO: task kworker/0:365:4533 blocked for more than 460 seconds. [ 1333.831718][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.831775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.831832][ T32] task:kworker/0:365 state:D stack:0 pid:4533 tgid:4533 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.832468][ T32] r5:85324800 r4:8291a680 ** 5 printk messages dropped ** [ 1333.832901][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.833318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.833365][ T32] r5:8529b78c r4:8529b400 [ 1333.833409][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.833466][ T32] r7:dddced80 r6:83018000 r5:8529b78c r4:85250e00 [ 1333.833550][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.833604][ T32] r10:61c88647 r9:85324800 r8:85250e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.833628][ T32] r4:85250e00 [ 1333.833648][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.833692][ T32] r10:00000000 r9:85250e00 r8:80287e08 r7:eb049e60 r6:85359080 r5:85324800 [ 1333.833715][ T32] r4:00000001 [ 1333.833762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.833876][ T32] Exception stack(0xeb071fb0 to 0xeb071ff8) [ 1333.833982][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.834102][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.834133][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.834163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.834186][ T32] r4:85261840 [ 1333.834566][ T32] INFO: task kworker/0:365:4533 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.834603][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.834677][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.834727][ T32] Call trace: [ 1333.834783][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.834852][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.834882][ T32] r4:00000000 [ 1333.834903][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.834942][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.834970][ T32] dd20: 9d940000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.835011][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.835040][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.835066][ T32] r5:800f0013 r4:80239bb0 [ 1333.835130][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.835174][ T32] r4:82ac21e4 [ 1333.835239][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.835357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1333.835385][ T32] r4:e05addc0 [ 1333.835414][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.835458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1333.835481][ T32] r4:00000000 [ 1333.835500][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.835564][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.835649][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1333.835960][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1333.836324][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.836578][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.837116][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.837572][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.837993][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.855431][ T32] r5:852a038c r4:852a0000 ** 1 printk messages dropped ** [ 1333.855510][ T32] r7:dddced80 r6:83018000 r5:852a038c r4:85250e80 ** 6 printk messages dropped ** [ 1333.855839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.856542][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.856794][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1333.857107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 7 printk messages dropped ** [ 1333.857471][ T32] r5:00001000 r4:dfd07000 ** 7 printk messages dropped ** [ 1333.857782][ T32] r4:84bbbf00 ** 1 printk messages dropped ** [ 1333.857870][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1333.857920][ T32] r4:00000001 [ 1333.857972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.858038][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1333.858070][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.858125][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.868483][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.868572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.868600][ T32] r4:84ba87c0 [ 1333.868626][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.868657][ T32] INFO: task kworker/0:367:4535 blocked for more than 460 seconds. [ 1333.868696][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.868722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.868744][ T32] task:kworker/0:367 state:D stack:0 pid:4535 tgid:4535 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.868799][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.868853][ T32] Call trace: [ 1333.868907][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.868963][ T32] r10:8291a684 r9:eb081d84 r8:00000002 r7:60000013 r6:eb081d8c r5:85326000 [ 1333.868999][ T32] r4:85326000 [ 1333.869023][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.869069][ T32] r5:85326000 r4:8291a680 [ 1333.869090][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.869131][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.869172][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb081e08 [ 1333.869194][ T32] r4:00000000 [ 1333.869214][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.869313][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.869366][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.869413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261c80 [ 1333.869467][ T32] r4:00000000 [ 1333.869491][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.869539][ T32] r9:83018005 r8:85326000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1333.869563][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.869604][ T32] r5:00001000 r4:eb073000 [ 1333.869652][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.869723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.869771][ T32] r5:8529bb8c r4:8529b800 [ 1333.869793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.869841][ T32] r7:dddced80 r6:83018000 r5:8529bb8c r4:85250f00 [ 1333.869863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.869910][ T32] r10:61c88647 r9:85326000 r8:85250f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.869960][ T32] r4:85250f00 [ 1333.870011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.870063][ T32] r10:00000000 r9:85250f00 r8:80287e08 r7:eb07de60 r6:85359180 r5:85326000 [ 1333.870115][ T32] r4:00000001 [ 1333.870138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.870178][ T32] Exception stack(0xeb081fb0 to 0xeb081ff8) [ 1333.870205][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.870253][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.870285][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.870340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.870366][ T32] r4:852618c0 [ 1333.870823][ T32] INFO: task kworker/0:367:4535 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.870863][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.870946][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.871028][ T32] Call trace: [ 1333.871099][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.871153][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.871177][ T32] r4:00000000 [ 1333.871197][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.871235][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.871262][ T32] dd20: 9de3f000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.871291][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 6 printk messages dropped ** [ 1333.871524][ T32] r4:e05addc0 ** 5 printk messages dropped ** [ 1333.871724][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.872120][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1333.872391][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1333.872593][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.872990][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1333.873610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.873937][ T32] r10:61c88647 r9:85323000 r8:85250fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.874255][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1333.874823][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1333.875240][ T32] r4:e05addc0 [ 1333.875264][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.875307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1333.875331][ T32] r4:00000000 [ 1333.875352][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.875396][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.875426][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.875468][ T32] r5:00001000 r4:dfd07000 [ 1333.875489][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.875527][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.875607][ T32] r5:84be078c r4:84be0400 [ 1333.875686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.875739][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.875791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.875843][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.875868][ T32] r4:84bbbf00 [ 1333.875944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.875996][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1333.876020][ T32] r4:00000001 [ 1333.876086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.876126][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1333.876152][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.876180][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.876207][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.876251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.876289][ T32] r4:84ba87c0 [ 1333.876313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.876350][ T32] INFO: task kworker/0:369:4540 blocked for more than 460 seconds. [ 1333.876380][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.876408][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.876430][ T32] task:kworker/0:369 state:D stack:0 pid:4540 tgid:4540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.876513][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.876589][ T32] Call trace: [ 1333.876620][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.876669][ T32] r10:8291a684 r9:eb0a5d84 r8:00000002 r7:60000113 r6:eb0a5d8c r5:85326c00 [ 1333.876692][ T32] r4:85326c00 [ 1333.876711][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.876753][ T32] r5:85326c00 r4:8291a680 [ 1333.876772][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.876811][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.876854][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a5e08 [ 1333.876892][ T32] r4:00000000 [ 1333.876916][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.876972][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.877040][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.877113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261680 [ 1333.877141][ T32] r4:00000000 [ 1333.877162][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.877207][ T32] r9:83018005 r8:85326c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1333.877229][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.877270][ T32] r5:00001000 r4:eb0a7000 [ 1333.877291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.877384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.877435][ T32] r5:852a078c r4:852a0400 [ 1333.877456][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.877557][ T32] r7:dddced80 r6:83018000 r5:852a078c r4:85355000 [ 1333.877588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1333.877922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1333.909522][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.910750][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1333.911256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1333.911893][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.911971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1333.912267][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 9 printk messages dropped ** [ 1333.912750][ T32] INFO: task kworker/0:370:4542 blocked for more than 460 seconds. ** 8 printk messages dropped ** [ 1333.913207][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1333.913738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535e140 ** 7 printk messages dropped ** [ 1333.914108][ T32] r5:852a0b8c r4:852a0800 [ 1333.914128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1333.914603][ T32] r10:00000000 r9:85355080 r8:80287e08 r7:eb0a5e60 r6:85359300 r5:85323c00 ** 9 printk messages dropped ** [ 1333.915177][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.915833][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.916104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1333.916685][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1333.917070][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.917521][ T32] r4:84ba87c0 ** 4 printk messages dropped ** [ 1333.917771][ T32] task:kworker/0:371 state:D stack:0 pid:4544 tgid:4544 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1333.917925][ T32] Call trace: [ 1333.918018][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.918068][ T32] r10:8291a684 r9:eb0bdd84 r8:00000002 r7:60000013 r6:eb0bdd8c r5:85320c00 [ 1333.918127][ T32] r4:85320c00 [ 1333.918218][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.941081][ T32] r5:85320c00 r4:8291a680 [ 1333.941127][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.941213][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.941269][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0bde08 [ 1333.941324][ T32] r4:00000000 [ 1333.941378][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.941424][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.941465][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.941508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535e340 [ 1333.941531][ T32] r4:00000000 [ 1333.941627][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.941681][ T32] r9:83018005 r8:85320c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1333.941704][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.941783][ T32] r5:00001000 r4:eb0bf000 [ 1333.941849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.941895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.941941][ T32] r5:852a0f8c r4:852a0c00 [ 1333.941962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.942037][ T32] r7:dddced80 r6:83018000 r5:852a0f8c r4:85355100 [ 1333.942063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.942112][ T32] r10:61c88647 r9:85320c00 r8:8535512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.942134][ T32] r4:85355100 [ 1333.942154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.942213][ T32] r10:00000000 r9:85355100 r8:80287e08 r7:eb0b1e60 r6:85359380 r5:85320c00 [ 1333.942269][ T32] r4:00000001 [ 1333.942324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.942368][ T32] Exception stack(0xeb0bdfb0 to 0xeb0bdff8) [ 1333.942406][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.942450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.942478][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.942508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.942530][ T32] r4:8535e100 [ 1333.942941][ T32] INFO: task kworker/0:371:4544 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.943007][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.943114][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.943185][ T32] Call trace: [ 1333.943255][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.943308][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.943362][ T32] r4:00000000 [ 1333.943425][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.943473][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.943502][ T32] dd20: 9e7e5000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.943570][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.943642][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.943702][ T32] r5:800f0013 r4:80239bb0 [ 1333.943811][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.943860][ T32] r4:82ac21e4 [ 1333.943881][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.943950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1333.943980][ T32] r4:e05addc0 [ 1333.944028][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.944131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1333.944158][ T32] r4:00000000 [ 1333.944208][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.944260][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.944281][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.944325][ T32] r5:00001000 r4:dfd07000 [ 1333.944347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.944412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.944460][ T32] r5:84be078c r4:84be0400 [ 1333.944500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.944552][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.944574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.944623][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.944732][ T32] r4:84bbbf00 [ 1333.944756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.944832][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1333.944861][ T32] r4:00000001 [ 1333.944939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.944980][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1333.945006][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.945035][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.945062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.945090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.945127][ T32] r4:84ba87c0 [ 1333.945151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.945257][ T32] INFO: task kworker/0:372:4546 blocked for more than 460 seconds. [ 1333.945368][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.945492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.945518][ T32] task:kworker/0:372 state:D stack:0 pid:4546 tgid:4546 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.945609][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.945731][ T32] Call trace: [ 1333.945769][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.945818][ T32] r10:8291a684 r9:eb0c9d84 r8:00000002 r7:60000113 r6:eb0c9d8c r5:85328000 [ 1333.945841][ T32] r4:85328000 [ 1333.945861][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1333.946004][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c9e08 ** 7 printk messages dropped ** [ 1333.946639][ T32] r9:83018005 r8:85328000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1333.946664][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.946707][ T32] r5:00001000 r4:eb0cb000 [ 1333.946727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.946765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.946806][ T32] r5:852a138c r4:852a1000 [ 1333.946825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.946870][ T32] r7:dddced80 r6:83018000 r5:852a138c r4:85355180 [ 1333.946904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.947046][ T32] r10:61c88647 r9:85328000 r8:853551ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.947073][ T32] r4:85355180 [ 1333.947169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.947280][ T32] r10:00000000 r9:85355180 r8:80287e08 r7:eb0bde60 r6:85359400 r5:85328000 [ 1333.947496][ T32] r4:00000001 [ 1333.947520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.947587][ T32] Exception stack(0xeb0c9fb0 to 0xeb0c9ff8) [ 1333.947615][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.947671][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.947702][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.947731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.947874][ T32] r4:8535e100 [ 1333.948086][ T32] INFO: task kworker/0:372:4546 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1333.948300][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.971805][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.971881][ T32] Call trace: [ 1333.971950][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.972009][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1333.972124][ T32] r4:00000000 [ 1333.972152][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.972330][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1333.972409][ T32] dd20: 9ea84000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1333.972450][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1333.972476][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.972500][ T32] r5:800f0013 r4:80239bb0 [ 1333.972551][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.972603][ T32] r4:82ac21e4 [ 1333.972626][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.972670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1333.972782][ T32] r4:e05addc0 [ 1333.972806][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.972892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1333.973011][ T32] r4:00000000 [ 1333.973037][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.973085][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.973107][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.973211][ T32] r5:00001000 r4:dfd07000 [ 1333.973236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.973279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.973426][ T32] r5:84be078c r4:84be0400 [ 1333.973452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.973717][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1333.973744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.973795][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.974018][ T32] r4:84bbbf00 [ 1333.974133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.974337][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1333.974457][ T32] r4:00000001 [ 1333.974526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.974566][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1333.974685][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.974719][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.974747][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.974776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.974799][ T32] r4:84ba87c0 ** 1 printk messages dropped ** [ 1333.974933][ T32] INFO: task kworker/0:373:4548 blocked for more than 460 seconds. ** 8 printk messages dropped ** [ 1333.975726][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1333.976021][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.976495][ T32] r5:852a278c r4:852a2400 [ 1333.976519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.976662][ T32] r10:61c88647 r9:85328c00 r8:8535522c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.976900][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.977817][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1333.991674][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1333.991919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1333.992368][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1333.993002][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.993336][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1333.993520][ T32] INFO: task kworker/1:341:4550 blocked for more than 460 seconds. [ 1333.993655][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.993853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.993884][ T32] task:kworker/1:341 state:D stack:0 pid:4550 tgid:4550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.994009][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.994055][ T32] Call trace: [ 1333.994088][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.994137][ T32] r10:8291a684 r9:eb0a1d84 r8:00000002 r7:60000113 r6:eb0a1d8c r5:85329800 [ 1333.994176][ T32] r4:85329800 [ 1333.994200][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.994245][ T32] r5:85329800 r4:8291a680 [ 1333.994310][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.994354][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.994397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a1e08 [ 1333.994426][ T32] r4:00000000 [ 1333.994521][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.994562][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.994642][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.994687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d3f40 [ 1333.994752][ T32] r4:00000000 [ 1333.995147][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.995195][ T32] r9:83018205 r8:85329800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1333.995263][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.995384][ T32] r5:00001000 r4:e0745000 [ 1333.995420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.995461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.995560][ T32] r5:852a678c r4:852a6400 [ 1333.995587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.995637][ T32] r7:ddde2d80 r6:83018200 r5:852a678c r4:85359500 [ 1333.995717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.995834][ T32] r10:61c88647 r9:85329800 r8:8535952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.995860][ T32] r4:85359500 [ 1333.995955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.996359][ T32] r10:00000000 r9:85359500 r8:80287e08 r7:eaf91e60 r6:85359580 r5:85329800 [ 1333.996410][ T32] r4:00000001 [ 1333.996484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.996527][ T32] Exception stack(0xeb0a1fb0 to 0xeb0a1ff8) ** 1 printk messages dropped ** [ 1333.996603][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.997410][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1333.997742][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1334.021323][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.021526][ T32] r5:00001000 r4:dfd07000 ** 7 printk messages dropped ** [ 1334.021811][ T32] r4:84bbbf00 ** 1 printk messages dropped ** [ 1334.021919][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.022091][ T32] r4:00000001 [ 1334.022211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.022256][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.022286][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.022315][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.022342][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.022371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.022395][ T32] r4:84ba87c0 [ 1334.022429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.022474][ T32] INFO: task kworker/0:374:4552 blocked for more than 460 seconds. [ 1334.022508][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.022533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.022555][ T32] task:kworker/0:374 state:D stack:0 pid:4552 tgid:4552 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.022662][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.022709][ T32] Call trace: [ 1334.022819][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.022877][ T32] r10:8291a684 r9:eae41d84 r8:00000002 r7:60000013 r6:eae41d8c r5:8532a400 [ 1334.022901][ T32] r4:8532a400 [ 1334.022922][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.023007][ T32] r5:8532a400 r4:8291a680 [ 1334.023070][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.023114][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.023157][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae41e08 [ 1334.023180][ T32] r4:00000000 [ 1334.023199][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.023233][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.023316][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.023420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535e740 [ 1334.023449][ T32] r4:00000000 [ 1334.023898][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.023951][ T32] r9:83018005 r8:8532a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1334.023975][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.024018][ T32] r5:00001000 r4:eb0df000 [ 1334.024116][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.025100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.025150][ T32] r5:852a1b8c r4:852a1800 [ 1334.025171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.025392][ T32] r7:dddced80 r6:83018000 r5:852a1b8c r4:85355280 [ 1334.025428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.025683][ T32] r10:61c88647 r9:8532a400 r8:853552ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1334.026413][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.027623][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1334.028094][ T32] r4:8535e540 [ 1334.045662][ T32] INFO: task kworker/0:374:4552 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.045731][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.045807][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.045870][ T32] Call trace: [ 1334.045903][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.045961][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.045984][ T32] r4:00000000 [ 1334.046005][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.046045][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.046075][ T32] dd20: 9f284000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.046105][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.046224][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.046255][ T32] r5:800f0013 r4:80239bb0 [ 1334.046279][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.046322][ T32] r4:82ac21e4 [ 1334.046343][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.046407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.046451][ T32] r4:e05addc0 [ 1334.046472][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.046560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.046592][ T32] r4:00000000 [ 1334.046615][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.046768][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.046877][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.046986][ T32] r5:00001000 r4:dfd07000 ** 4 printk messages dropped ** [ 1334.047282][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 4 printk messages dropped ** [ 1334.047485][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1334.048064][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1334.060881][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.061487][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1334.062060][ T32] r9:83018005 r8:8532b000 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 ** 4 printk messages dropped ** [ 1334.062306][ T32] r5:852a1f8c r4:852a1c00 [ 1334.062419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1334.062685][ T32] r4:85355300 ** 5 printk messages dropped ** [ 1334.062903][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.063998][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1334.064426][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.064753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1334.065486][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 7 printk messages dropped ** [ 1334.065828][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 6 printk messages dropped ** [ 1334.066169][ T32] INFO: task kworker/0:376:4555 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1334.066891][ T32] r5:8532bc00 r4:8291a680 ** 5 printk messages dropped ** [ 1334.067192][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.067870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.068045][ T32] r10:61c88647 r9:8532bc00 r8:853553ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1334.090574][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.091560][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.091618][ T32] Call trace: [ 1334.091657][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.091714][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.091787][ T32] r4:00000000 [ 1334.091811][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.091879][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.091967][ T32] dd20: 9f6a1000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.092008][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.092034][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.092075][ T32] r5:800f0013 r4:80239bb0 [ 1334.092099][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.092142][ T32] r4:82ac21e4 [ 1334.092162][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.092218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.092245][ T32] r4:e05addc0 [ 1334.092266][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.092310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.092333][ T32] r4:00000000 [ 1334.092353][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.092413][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.092440][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.092484][ T32] r5:00001000 r4:dfd07000 [ 1334.092504][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.092544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.092588][ T32] r5:84be078c r4:84be0400 [ 1334.092609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.092657][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.092678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.092725][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.092748][ T32] r4:84bbbf00 [ 1334.092767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.092814][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.092871][ T32] r4:00000001 [ 1334.092894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.092932][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.092959][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.092987][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.093107][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.093229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.093288][ T32] r4:84ba87c0 [ 1334.093312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.093342][ T32] INFO: task kworker/0:377:4558 blocked for more than 460 seconds. [ 1334.093374][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.093418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.093532][ T32] task:kworker/0:377 state:D stack:0 pid:4558 tgid:4558 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.093767][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.093964][ T32] Call trace: [ 1334.094000][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.094049][ T32] r10:8291a684 r9:eaf19d84 r8:00000002 r7:60000113 r6:eaf19d8c r5:8532e000 [ 1334.094072][ T32] r4:8532e000 [ 1334.094166][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.094214][ T32] r5:8532e000 r4:8291a680 [ 1334.094234][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.094274][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.094354][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf19e08 ** 1 printk messages dropped ** [ 1334.094399][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1334.095080][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.095133][ T32] r5:8538db8c r4:8538d800 ** 1 printk messages dropped ** [ 1334.095284][ T32] r7:dddced80 r6:83018000 r5:8538db8c r4:85355400 ** 2 printk messages dropped ** [ 1334.095381][ T32] r4:85355400 ** 6 printk messages dropped ** [ 1334.095652][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.096151][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.096416][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 7 printk messages dropped ** [ 1334.096648][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1334.096980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1334.097423][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.097662][ T32] task:kworker/0:378 state:D stack:0 pid:4559 tgid:4559 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.098139][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf25e08 ** 7 printk messages dropped ** [ 1334.115646][ T32] r9:83018005 r8:8532c800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 ** 4 printk messages dropped ** [ 1334.115840][ T32] r5:852a2b8c r4:852a2800 ** 2 printk messages dropped ** [ 1334.115931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.116220][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.116955][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1334.117219][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1334.117476][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1334.117860][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1334.118039][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.130780][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.131059][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.131228][ T32] r4:8532d400 [ 1334.131249][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.131292][ T32] r5:8532d400 r4:8291a680 [ 1334.131313][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.131352][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.131410][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf49e08 [ 1334.131438][ T32] r4:00000000 [ 1334.131457][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.131493][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.131574][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.131623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535ed80 [ 1334.131647][ T32] r4:00000000 [ 1334.131669][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.131714][ T32] r9:83018005 r8:8532d400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1334.131736][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.131777][ T32] r5:00001000 r4:dfe1f000 [ 1334.131799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.131838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.131893][ T32] r5:852a2f8c r4:852a2c00 [ 1334.131917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.131967][ T32] r7:dddced80 r6:83018000 r5:852a2f8c r4:85355500 [ 1334.131989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.132037][ T32] r10:61c88647 r9:8532d400 r8:8535552c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.132059][ T32] r4:85355500 [ 1334.132080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.132126][ T32] r10:00000000 r9:85355500 r8:80287e08 r7:eaf19e60 r6:85359880 r5:8532d400 [ 1334.132162][ T32] r4:00000001 [ 1334.132185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.132224][ T32] Exception stack(0xeaf49fb0 to 0xeaf49ff8) [ 1334.132251][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.132279][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.132305][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.132333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.132376][ T32] r4:8535ea40 [ 1334.132739][ T32] INFO: task kworker/0:379:4561 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.132792][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.132853][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.132898][ T32] Call trace: [ 1334.132952][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.133008][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.133048][ T32] r4:00000000 [ 1334.133083][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.133127][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.133156][ T32] dd20: 9fc78000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.133186][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.133211][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.133248][ T32] r5:800f0013 r4:80239bb0 [ 1334.133273][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.133327][ T32] r4:82ac21e4 [ 1334.133379][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.133456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.133484][ T32] r4:e05addc0 [ 1334.133505][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.133547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.133571][ T32] r4:00000000 [ 1334.133643][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.133692][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.133714][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.133755][ T32] r5:00001000 r4:dfd07000 [ 1334.133777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.133842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.133954][ T32] r5:84be078c r4:84be0400 [ 1334.133978][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.134027][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.134048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.134094][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.134134][ T32] r4:84bbbf00 [ 1334.134156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.134204][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.134227][ T32] r4:00000001 [ 1334.134247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.134285][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.134311][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.134352][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.134383][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.134417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.134440][ T32] r4:84ba87c0 [ 1334.134461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.134486][ T32] INFO: task kworker/0:380:4564 blocked for more than 460 seconds. [ 1334.134513][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.134536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.134558][ T32] task:kworker/0:380 state:D stack:0 pid:4564 tgid:4564 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.134868][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1334.135201][ T32] r9:83018005 r8:85331800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 ** 4 printk messages dropped ** [ 1334.135388][ T32] r5:852a338c r4:852a3000 ** 4 printk messages dropped ** [ 1334.135578][ T32] r4:85355580 ** 6 printk messages dropped ** [ 1334.135774][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.136277][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1334.136641][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.136818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 10 printk messages dropped ** [ 1334.137292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.137588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.137890][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.138153][ T32] r5:85332400 r4:8291a680 [ 1334.138236][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.156036][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.156176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf7de08 [ 1334.156219][ T32] r4:00000000 [ 1334.156259][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.156300][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.156340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.156381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535e440 [ 1334.156433][ T32] r4:00000000 [ 1334.156458][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.156507][ T32] r9:83018005 r8:85332400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1334.156530][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.156575][ T32] r5:00001000 r4:e00e5000 [ 1334.156596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.156634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.156676][ T32] r5:852a378c r4:852a3400 [ 1334.156712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.156764][ T32] r7:dddced80 r6:83018000 r5:852a378c r4:85355600 [ 1334.156787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.156836][ T32] r10:61c88647 r9:85332400 r8:8535562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.156858][ T32] r4:85355600 [ 1334.156877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.156949][ T32] r10:00000000 r9:85355600 r8:80287e08 r7:eaf19e60 r6:85359980 r5:85332400 [ 1334.156976][ T32] r4:00000001 [ 1334.156997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.157036][ T32] Exception stack(0xeaf7dfb0 to 0xeaf7dff8) [ 1334.157065][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.157093][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.157121][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.157151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.157174][ T32] r4:8535ed40 [ 1334.157584][ T32] INFO: task kworker/0:381:4565 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.157623][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.157693][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.157740][ T32] Call trace: [ 1334.157784][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.157842][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.157868][ T32] r4:00000000 [ 1334.157889][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.157928][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.157957][ T32] dd20: a002f000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.157986][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.158012][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.158035][ T32] r5:800f0013 r4:80239bb0 [ 1334.158057][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.158143][ T32] r4:82ac21e4 [ 1334.162211][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.162301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.162331][ T32] r4:e05addc0 [ 1334.162351][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.162396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.162428][ T32] r4:00000000 [ 1334.162449][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.162496][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.162518][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.162563][ T32] r5:00001000 r4:dfd07000 [ 1334.162584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.162623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.162667][ T32] r5:84be078c r4:84be0400 [ 1334.162687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.162736][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.162756][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.162804][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.162828][ T32] r4:84bbbf00 [ 1334.162848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.162893][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.162916][ T32] r4:00000001 [ 1334.162949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.162994][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.163024][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.163053][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.163079][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.163108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.163131][ T32] r4:84ba87c0 [ 1334.163153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1334.163296][ T32] task:kworker/0:382 state:D stack:0 pid:4567 tgid:4567 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1334.163751][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1334.164105][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.164227][ T32] r7:dddced80 r6:83018000 r5:852a3b8c r4:85355680 ** 2 printk messages dropped ** [ 1334.164318][ T32] r4:85355680 [ 1334.164338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.164382][ T32] r10:00000000 r9:85355680 r8:80287e08 r7:eaf19e60 r6:85359a00 r5:85330c00 [ 1334.164412][ T32] r4:00000001 [ 1334.164433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.164469][ T32] Exception stack(0xeaf99fb0 to 0xeaf99ff8) [ 1334.164498][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.164554][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.164593][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.164622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.164659][ T32] r4:8535efc0 [ 1334.165058][ T32] INFO: task kworker/0:382:4567 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.165094][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.165150][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.165196][ T32] Call trace: [ 1334.165225][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.165277][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.165300][ T32] r4:00000000 [ 1334.165320][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.165359][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.165387][ T32] dd20: a002f000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.165425][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.165452][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.165476][ T32] r5:800f0013 r4:80239bb0 [ 1334.165496][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.165537][ T32] r4:82ac21e4 [ 1334.165557][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.165982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.166016][ T32] r4:e05addc0 [ 1334.166038][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.166081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 7 printk messages dropped ** [ 1334.166439][ T32] r5:84be078c r4:84be0400 ** 5 printk messages dropped ** [ 1334.166616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1334.166915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.167376][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.167686][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.168096][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.186668][ T32] r5:852a3f8c r4:852a3c00 ** 1 printk messages dropped ** [ 1334.186747][ T32] r7:dddced80 r6:83018000 r5:852a3f8c r4:85355700 ** 4 printk messages dropped ** [ 1334.186946][ T32] r10:00000000 r9:85355700 r8:80287e08 r7:eaf19e60 r6:85359a80 r5:85333c00 ** 7 printk messages dropped ** [ 1334.187312][ T32] r4:8535ef80 [ 1334.187749][ T32] INFO: task kworker/0:383:4569 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.187885][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.188132][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.195133][ T32] Call trace: [ 1334.195180][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.195327][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.195420][ T32] r4:00000000 [ 1334.195558][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.195618][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.195720][ T32] dd20: a0378000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.195755][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.195781][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.195805][ T32] r5:800f0013 r4:80239bb0 [ 1334.195826][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.195869][ T32] r4:82ac21e4 [ 1334.195891][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.195934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.195957][ T32] r4:e05addc0 [ 1334.195991][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.196051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.196078][ T32] r4:00000000 [ 1334.196100][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.196149][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.196172][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.196220][ T32] r5:00001000 r4:dfd07000 [ 1334.196241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.196281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.196324][ T32] r5:84be078c r4:84be0400 [ 1334.196346][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.196418][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.196455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.196522][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.196553][ T32] r4:84bbbf00 [ 1334.196575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.196622][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.196645][ T32] r4:00000001 [ 1334.196665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.196733][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.196764][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.196795][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.196822][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.196850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.196873][ T32] r4:84ba87c0 [ 1334.196951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.197026][ T32] INFO: task kworker/0:384:4572 blocked for more than 460 seconds. [ 1334.197064][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1334.197125][ T32] task:kworker/0:384 state:D stack:0 pid:4572 tgid:4572 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.197652][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ede08 ** 8 printk messages dropped ** [ 1334.197956][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.198164][ T32] r5:8538c38c r4:8538c000 ** 1 printk messages dropped ** [ 1334.211724][ T32] r7:dddced80 r6:83018000 r5:8538c38c r4:85355780 ** 2 printk messages dropped ** [ 1334.211824][ T32] r4:85355780 ** 6 printk messages dropped ** [ 1334.212058][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.212834][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.213269][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1334.213782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1334.214419][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1334.214661][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.214910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.215257][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.215278][ T32] task:kworker/0:385 state:D stack:0 pid:4573 tgid:4573 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.215323][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.215365][ T32] Call trace: [ 1334.215633][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.215685][ T32] r10:8291a684 r9:eb0f1d84 r8:00000002 r7:60000113 r6:eb0f1d8c r5:85335400 [ 1334.215768][ T32] r4:85335400 [ 1334.215793][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.215896][ T32] r5:85335400 r4:8291a680 [ 1334.215920][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.215991][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.216078][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f1e08 [ 1334.216106][ T32] r4:00000000 [ 1334.216187][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.216230][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.216266][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.216307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536f400 [ 1334.216330][ T32] r4:00000000 [ 1334.216349][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.216400][ T32] r9:83018005 r8:85335400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1334.216423][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.216465][ T32] r5:00001000 r4:ea9af000 [ 1334.216514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.216557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.216602][ T32] r5:8538c78c r4:8538c400 [ 1334.216622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.216670][ T32] r7:dddced80 r6:83018000 r5:8538c78c r4:85355800 [ 1334.216692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.216908][ T32] r10:61c88647 r9:85335400 r8:8535582c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.216935][ T32] r4:85355800 [ 1334.216955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.217000][ T32] r10:00000000 r9:85355800 r8:80287e08 r7:eaf19e60 r6:85359b80 r5:85335400 [ 1334.217053][ T32] r4:00000001 [ 1334.217172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.217274][ T32] Exception stack(0xeb0f1fb0 to 0xeb0f1ff8) [ 1334.217352][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.217471][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.217560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.217696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.217723][ T32] r4:8536f080 [ 1334.217941][ T32] INFO: task kworker/0:385:4573 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.217975][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.218028][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.218072][ T32] Call trace: [ 1334.228550][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.228660][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.228695][ T32] r4:00000000 [ 1334.228718][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.228774][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.228840][ T32] dd20: a095d000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.228884][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.228913][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.228937][ T32] r5:800f0013 r4:80239bb0 [ 1334.228958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.228999][ T32] r4:82ac21e4 [ 1334.229019][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.229060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 3 printk messages dropped ** [ 1334.229181][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.229574][ T32] r5:84be078c r4:84be0400 ** 4 printk messages dropped ** [ 1334.229733][ T32] r4:84bbbf00 ** 2 printk messages dropped ** [ 1334.229837][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.229973][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.230282][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.230645][ T32] r5:85334800 r4:8291a680 ** 5 printk messages dropped ** [ 1334.230858][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.231213][ T32] r5:8538cb8c r4:8538c800 [ 1334.231236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.231608][ T32] r10:00000000 r9:85355880 r8:80287e08 r7:eaf19e60 r6:85359c00 r5:85334800 ** 7 printk messages dropped ** [ 1334.231904][ T32] r4:8536f200 ** 4 printk messages dropped ** [ 1334.232511][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.232564][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.232588][ T32] r4:00000000 [ 1334.232633][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.232678][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.232707][ T32] dd20: a095d000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.232736][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.232761][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.232814][ T32] r5:800f0013 r4:80239bb0 [ 1334.232838][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.232905][ T32] r4:82ac21e4 [ 1334.232929][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.233017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.233044][ T32] r4:e05addc0 [ 1334.233066][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.233205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.233233][ T32] r4:00000000 [ 1334.233255][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.233301][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.233325][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.233408][ T32] r5:00001000 r4:dfd07000 [ 1334.233460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.233545][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.233627][ T32] r5:84be078c r4:84be0400 [ 1334.233712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.233792][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.233871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.233924][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.233972][ T32] r4:84bbbf00 [ 1334.233995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.234043][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.234065][ T32] r4:00000001 [ 1334.234157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.234197][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.234258][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.234290][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.234318][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.234346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.234367][ T32] r4:84ba87c0 [ 1334.234386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.234500][ T32] INFO: task kworker/0:387:4578 blocked for more than 460 seconds. [ 1334.234533][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.234557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1334.234623][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.235027][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.235530][ T32] r5:00001000 r4:eab29000 ** 2 printk messages dropped ** [ 1334.235683][ T32] r5:8538cf8c r4:8538cc00 [ 1334.235776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.235896][ T32] r10:61c88647 r9:85336000 r8:8535592c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1334.236254][ T32] r4:8536f3c0 ** 2 printk messages dropped ** [ 1334.236639][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.236846][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.236873][ T32] dd20: a095d000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.236901][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.236969][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.237054][ T32] r5:800f0013 r4:80239bb0 [ 1334.237078][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.237119][ T32] r4:82ac21e4 [ 1334.237139][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.237179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.237201][ T32] r4:e05addc0 [ 1334.237220][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.237259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.237281][ T32] r4:00000000 [ 1334.237301][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.237364][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.237415][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.237502][ T32] r5:00001000 r4:dfd07000 [ 1334.237617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.237685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.237731][ T32] r5:84be078c r4:84be0400 [ 1334.237751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.237798][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.237818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.237864][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.237886][ T32] r4:84bbbf00 [ 1334.237945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.238028][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.238055][ T32] r4:00000001 [ 1334.238074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.268627][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.268701][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.268768][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.269178][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.269733][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1334.270011][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1334.270299][ T32] r5:8538d38c r4:8538d000 [ 1334.270321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.270442][ T32] r10:61c88647 r9:85330000 r8:853559ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.270979][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1334.271707][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.272210][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 6 printk messages dropped ** [ 1334.272625][ T32] r4:e05addc0 ** 3 printk messages dropped ** [ 1334.272780][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1334.273215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1334.273497][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 7 printk messages dropped ** [ 1334.273880][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1334.274077][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.274272][ T32] r5:85338000 r4:8291a680 ** 4 printk messages dropped ** [ 1334.274472][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1334.274872][ T32] r5:00001000 r4:eab57000 ** 2 printk messages dropped ** [ 1334.274997][ T32] r5:8538d78c r4:8538d400 ** 1 printk messages dropped ** [ 1334.275067][ T32] r7:dddced80 r6:83018000 r5:8538d78c r4:85355a00 ** 2 printk messages dropped ** [ 1334.275154][ T32] r4:85355a00 ** 5 printk messages dropped ** [ 1334.275362][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.275860][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.276218][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 4 printk messages dropped ** [ 1334.276423][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1334.276821][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 8 printk messages dropped ** [ 1334.277169][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.277593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.277869][ T32] task:kworker/0:390 state:D stack:0 pid:4585 tgid:4585 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.300632][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.300683][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 [ 1334.300727][ T32] r4:00000000 [ 1334.300751][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.300787][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.300865][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.300921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536fb80 [ 1334.300944][ T32] r4:00000000 [ 1334.300964][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.301011][ T32] r9:83018005 r8:8499c800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.301032][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.301078][ T32] r5:00001000 r4:eac6b000 [ 1334.301098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.301136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.301178][ T32] r5:8538df8c r4:8538dc00 [ 1334.301217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.301280][ T32] r7:dddced80 r6:83018000 r5:8538df8c r4:85355a80 [ 1334.301321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.301373][ T32] r10:61c88647 r9:8499c800 r8:85355aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.301418][ T32] r4:85355a80 [ 1334.301441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.301489][ T32] r10:00000000 r9:85355a80 r8:80287e08 r7:eaf19e60 r6:85355b00 r5:8499c800 [ 1334.301511][ T32] r4:00000001 [ 1334.301530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.301567][ T32] Exception stack(0xeb031fb0 to 0xeb031ff8) [ 1334.301616][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.301664][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.301696][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.301745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.301779][ T32] r4:8536f840 [ 1334.302213][ T32] INFO: task kworker/0:390:4585 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.302290][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.302363][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.302413][ T32] Call trace: [ 1334.302444][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.302513][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.302551][ T32] r4:00000000 [ 1334.302575][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.302644][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.302676][ T32] dd20: a1927000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.302706][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.302732][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.302756][ T32] r5:800f0013 r4:80239bb0 [ 1334.302803][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.302848][ T32] r4:82ac21e4 [ 1334.302869][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.302912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.302956][ T32] r4:e05addc0 [ 1334.303006][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.303100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.303126][ T32] r4:00000000 [ 1334.303149][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.303194][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.303227][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.303291][ T32] r5:00001000 r4:dfd07000 [ 1334.303331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.303383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.303430][ T32] r5:84be078c r4:84be0400 [ 1334.303450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.303497][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.303518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.303596][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.303643][ T32] r4:84bbbf00 [ 1334.303669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.303716][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.303738][ T32] r4:00000001 [ 1334.303757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.303792][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.303817][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.303845][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.303870][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.303898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.303920][ T32] r4:84ba87c0 [ 1334.303940][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.303968][ T32] INFO: task kworker/0:391:4586 blocked for more than 460 seconds. [ 1334.304001][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.304035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.304061][ T32] task:kworker/0:391 state:D stack:0 pid:4586 tgid:4586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.304106][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.304160][ T32] Call trace: [ 1334.304204][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.304255][ T32] r10:8291a684 r9:eb119d84 r8:00000002 r7:60000113 r6:eb119d8c r5:8499d400 [ 1334.304279][ T32] r4:8499d400 [ 1334.304300][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.304341][ T32] r5:8499d400 r4:8291a680 [ 1334.304360][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.304398][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.304438][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb119e08 [ 1334.304461][ T32] r4:00000000 [ 1334.304480][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.304513][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.304562][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.304607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536fbc0 [ 1334.304642][ T32] r4:00000000 [ 1334.304694][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.304761][ T32] r9:83018005 r8:8499d400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1334.304784][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.304925][ T32] r5:8538e38c r4:8538e000 ** 2 printk messages dropped ** [ 1334.305023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1334.305262][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1334.305382][ T32] r4:8536f840 [ 1334.305578][ T32] INFO: task kworker/0:391:4586 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.305611][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.305684][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.305729][ T32] Call trace: [ 1334.305777][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.305858][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.305885][ T32] r4:00000000 [ 1334.305924][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.305967][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.306007][ T32] dd20: a1927000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.306057][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.306084][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.306117][ T32] r5:800f0013 r4:80239bb0 [ 1334.306140][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.306181][ T32] r4:82ac21e4 [ 1334.306201][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.306242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.306285][ T32] r4:e05addc0 [ 1334.306309][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.306350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.306382][ T32] r4:00000000 [ 1334.306404][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.306450][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.306472][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.306513][ T32] r5:00001000 r4:dfd07000 [ 1334.306533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.306572][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.306631][ T32] r5:84be078c r4:84be0400 [ 1334.306661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.306710][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.306732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.306778][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.306801][ T32] r4:84bbbf00 [ 1334.306819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.306873][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 4 printk messages dropped ** [ 1334.307022][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.307049][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.307088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.307113][ T32] r4:84ba87c0 [ 1334.307134][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.307166][ T32] INFO: task kworker/0:392:4589 blocked for more than 460 seconds. [ 1334.307197][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.307221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.307242][ T32] task:kworker/0:392 state:D stack:0 pid:4589 tgid:4589 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.307286][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.307326][ T32] Call trace: [ 1334.307371][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.307419][ T32] r10:8291a684 r9:eb11dd84 r8:00000002 r7:60000113 r6:eb11dd8c r5:8499e000 [ 1334.307442][ T32] r4:8499e000 [ 1334.307461][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.307503][ T32] r5:8499e000 r4:8291a680 [ 1334.307522][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.307618][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1334.307747][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.332268][ T32] r5:8538e78c r4:8538e400 [ 1334.332311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1334.332433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.332753][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1334.333308][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.333651][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 7 printk messages dropped ** [ 1334.333896][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1334.334260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.334555][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 6 printk messages dropped ** [ 1334.334794][ T32] INFO: task kworker/0:393:4590 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1334.335075][ T32] r4:8499ec00 ** 3 printk messages dropped ** [ 1334.335211][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1334.335463][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.335644][ T32] r5:00001000 r4:eae67000 ** 2 printk messages dropped ** [ 1334.335773][ T32] r5:8538ef8c r4:8538ec00 [ 1334.335793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.335838][ T32] r7:dddced80 r6:83018000 r5:8538ef8c r4:85355d80 [ 1334.335859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.335905][ T32] r10:61c88647 r9:8499ec00 r8:85355dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.335945][ T32] r4:85355d80 [ 1334.335969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.336015][ T32] r10:00000000 r9:85355d80 r8:80287e08 r7:eb11de60 r6:85355e00 r5:8499ec00 [ 1334.336037][ T32] r4:00000001 [ 1334.336056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.336092][ T32] Exception stack(0xeb121fb0 to 0xeb121ff8) [ 1334.336117][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.336164][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.336204][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.336237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.336260][ T32] r4:8536fcc0 [ 1334.336449][ T32] INFO: task kworker/0:393:4590 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.336481][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.336568][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.336613][ T32] Call trace: [ 1334.336648][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.336698][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.336731][ T32] r4:00000000 [ 1334.336754][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.336794][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.336844][ T32] dd20: a1f6f000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.336931][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.336962][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.336986][ T32] r5:800f0013 r4:80239bb0 [ 1334.337006][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.337045][ T32] r4:82ac21e4 [ 1334.337064][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.337106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.337129][ T32] r4:e05addc0 [ 1334.337148][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.337189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.337211][ T32] r4:00000000 [ 1334.337230][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.337273][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.337295][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.337362][ T32] r5:00001000 r4:dfd07000 [ 1334.337402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.337454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.337518][ T32] r5:84be078c r4:84be0400 [ 1334.337567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.337650][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.337676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.337725][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.337748][ T32] r4:84bbbf00 ** 1 printk messages dropped ** [ 1334.337812][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 5 printk messages dropped ** [ 1334.337980][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.347299][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.347394][ T32] Call trace: [ 1334.347428][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.347483][ T32] r10:8291a684 r9:eb125d84 r8:00000002 r7:60000013 r6:eb125d8c r5:8499b000 [ 1334.347507][ T32] r4:8499b000 [ 1334.347527][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.347602][ T32] r5:8499b000 r4:8291a680 [ 1334.347623][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.347669][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.347711][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb125e08 [ 1334.347735][ T32] r4:00000000 [ 1334.347754][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.347788][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.347839][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.347883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536ffc0 [ 1334.347926][ T32] r4:00000000 [ 1334.347950][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.347997][ T32] r9:83018005 r8:8499b000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1334.348019][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.348103][ T32] r5:00001000 r4:eae43000 [ 1334.348470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.348531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.348575][ T32] r5:8538eb8c r4:8538e800 [ 1334.348596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.348649][ T32] r7:dddced80 r6:83018000 r5:8538eb8c r4:85355e80 [ 1334.348697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.348775][ T32] r10:61c88647 r9:8499b000 r8:85355eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.348802][ T32] r4:85355e80 [ 1334.348844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.348910][ T32] r10:00000000 r9:85355e80 r8:80287e08 r7:eb121e60 r6:85355f00 r5:8499b000 [ 1334.348938][ T32] r4:00000001 [ 1334.348958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.349016][ T32] Exception stack(0xeb125fb0 to 0xeb125ff8) [ 1334.349049][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.349128][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.349804][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 10 printk messages dropped ** [ 1334.350233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 7 printk messages dropped ** [ 1334.350523][ T32] r5:00001000 r4:dfd07000 ** 6 printk messages dropped ** [ 1334.350841][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.351138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.351516][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.351820][ T32] r5:84b40000 r4:8291a680 ** 4 printk messages dropped ** [ 1334.352067][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.352105][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.352141][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.352201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389280 [ 1334.352228][ T32] r4:00000000 [ 1334.352248][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.352313][ T32] r9:83018005 r8:84b40000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1334.352361][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.352406][ T32] r5:00001000 r4:eae81000 [ 1334.352427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.352465][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.352514][ T32] r5:8538f38c r4:8538f000 [ 1334.352558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.352631][ T32] r7:dddced80 r6:83018000 r5:8538f38c r4:85355f80 [ 1334.352661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.352710][ T32] r10:61c88647 r9:84b40000 r8:85355fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.352731][ T32] r4:85355f80 [ 1334.352750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.352793][ T32] r10:00000000 r9:85355f80 r8:80287e08 r7:eb121e60 r6:853c8000 r5:84b40000 [ 1334.352818][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1334.352897][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.353305][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.353590][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1334.353858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 7 printk messages dropped ** [ 1334.354128][ T32] r5:00001000 r4:dfd07000 ** 5 printk messages dropped ** [ 1334.354399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.354705][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.355123][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.355330][ T32] r5:84b40c00 r4:8291a680 ** 4 printk messages dropped ** [ 1334.355522][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1334.355827][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.356029][ T32] r5:8538f78c r4:8538f400 ** 4 printk messages dropped ** [ 1334.356182][ T32] r4:853c8080 ** 5 printk messages dropped ** [ 1334.356415][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.356966][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.357234][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1334.357608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 4 printk messages dropped ** [ 1334.357842][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1334.392925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1334.393116][ T32] r4:00000001 [ 1334.393135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.393174][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.393225][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.393318][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.393361][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.393394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.393417][ T32] r4:84ba87c0 [ 1334.393452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.393500][ T32] INFO: task kworker/0:397:4598 blocked for more than 460 seconds. [ 1334.393536][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.393562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.393585][ T32] task:kworker/0:397 state:D stack:0 pid:4598 tgid:4598 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.393652][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.393721][ T32] Call trace: [ 1334.393759][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.393812][ T32] r10:8291a684 r9:eb131d84 r8:00000002 r7:60000013 r6:eb131d8c r5:84b42400 [ 1334.393836][ T32] r4:84b42400 [ 1334.393870][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.393917][ T32] r5:84b42400 r4:8291a680 [ 1334.393937][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.393986][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.394052][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb131e08 [ 1334.394084][ T32] r4:00000000 [ 1334.394104][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.394139][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.394199][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.394245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389700 [ 1334.394287][ T32] r4:00000000 [ 1334.394330][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.394381][ T32] r9:83018005 r8:84b42400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1334.394417][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.394462][ T32] r5:00001000 r4:eaf01000 [ 1334.394483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.394542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.394589][ T32] r5:8538fb8c r4:8538f800 [ 1334.394629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.394682][ T32] r7:dddced80 r6:83018000 r5:8538fb8c r4:853c8180 [ 1334.394705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.394751][ T32] r10:61c88647 r9:84b42400 r8:853c81ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.394773][ T32] r4:853c8180 [ 1334.394793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.394838][ T32] r10:00000000 r9:853c8180 r8:80287e08 r7:eb039e60 r6:853c8200 r5:84b42400 [ 1334.394859][ T32] r4:00000001 [ 1334.394899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.394958][ T32] Exception stack(0xeb131fb0 to 0xeb131ff8) [ 1334.394987][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.395016][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.395051][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.395082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.395125][ T32] r4:85389380 [ 1334.395587][ T32] INFO: task kworker/0:397:4598 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.395644][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.395703][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.395769][ T32] Call trace: [ 1334.395800][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.395871][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.395905][ T32] r4:00000000 [ 1334.395926][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.395965][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.395993][ T32] dd20: a299b000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.396021][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.396045][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.396068][ T32] r5:800f0013 r4:80239bb0 [ 1334.396110][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.396159][ T32] r4:82ac21e4 [ 1334.396180][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.396242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.396270][ T32] r4:e05addc0 [ 1334.396290][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.396353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.396387][ T32] r4:00000000 [ 1334.396420][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.396477][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.396523][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.396704][ T32] r5:84be078c r4:84be0400 ** 5 printk messages dropped ** [ 1334.396906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1334.397123][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.397527][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.397724][ T32] r5:84b43c00 r4:8291a680 ** 5 printk messages dropped ** [ 1334.398040][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.409035][ T32] r5:85398f8c r4:85398c00 [ 1334.409066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.409392][ T32] r10:00000000 r9:853c8280 r8:80287e08 r7:eb131e60 r6:853c8300 r5:84b43c00 ** 9 printk messages dropped ** [ 1334.410143][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1334.410638][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1334.411028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.411454][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 4 printk messages dropped ** [ 1334.411667][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.411941][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.412321][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1334.412719][ T32] r9:83018005 r8:84b44800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.412744][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.412787][ T32] r5:00001000 r4:eaf15000 [ 1334.412829][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.412883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.412927][ T32] r5:8538ff8c r4:8538fc00 [ 1334.412970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.413018][ T32] r7:dddced80 r6:83018000 r5:8538ff8c r4:853c8380 [ 1334.413040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.413107][ T32] r10:61c88647 r9:84b44800 r8:853c83ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.413132][ T32] r4:853c8380 [ 1334.413152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.413208][ T32] r10:00000000 r9:853c8380 r8:80287e08 r7:eb135e60 r6:853c8400 r5:84b44800 [ 1334.413255][ T32] r4:00000001 [ 1334.413277][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.413330][ T32] Exception stack(0xeb139fb0 to 0xeb139ff8) [ 1334.413407][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.413457][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.413488][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.413549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.413575][ T32] r4:85389780 [ 1334.413794][ T32] INFO: task kworker/0:399:4602 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.413840][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.413894][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.413939][ T32] Call trace: [ 1334.413968][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.414018][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.414063][ T32] r4:00000000 [ 1334.414093][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.414154][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.414206][ T32] dd20: a299b000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.414238][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.414263][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.414309][ T32] r5:800f0013 r4:80239bb0 [ 1334.414354][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.414398][ T32] r4:82ac21e4 [ 1334.414418][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.414460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.414504][ T32] r4:e05addc0 [ 1334.414528][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.414569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.414593][ T32] r4:00000000 [ 1334.414632][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.414711][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.414746][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.414792][ T32] r5:00001000 r4:dfd07000 [ 1334.414834][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.414908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.414976][ T32] r5:84be078c r4:84be0400 [ 1334.415000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.415070][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.415163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.415214][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.415237][ T32] r4:84bbbf00 [ 1334.415276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.415348][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.415374][ T32] r4:00000001 [ 1334.415394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.415458][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.415509][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.415575][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.415618][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.415658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.415681][ T32] r4:84ba87c0 [ 1334.415731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.415761][ T32] INFO: task kworker/0:400:4604 blocked for more than 460 seconds. [ 1334.415798][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.415824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.415868][ T32] task:kworker/0:400 state:D stack:0 pid:4604 tgid:4604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.415914][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.415956][ T32] Call trace: [ 1334.415986][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1334.416069][ T32] r4:84b41800 ** 6 printk messages dropped ** [ 1334.416325][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1334.416675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.416815][ T32] r7:dddced80 r6:83018000 r5:8539838c r4:853c8480 ** 5 printk messages dropped ** [ 1334.417007][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.417297][ T32] r4:85389640 ** 2 printk messages dropped ** [ 1334.417585][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.417970][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 10 printk messages dropped ** [ 1334.440179][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1334.440677][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.440901][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.441306][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.441502][ T32] r5:84b43000 r4:8291a680 ** 1 printk messages dropped ** [ 1334.441562][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.441605][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb141e08 [ 1334.441627][ T32] r4:00000000 [ 1334.441652][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.441687][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.441747][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.441831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389d00 [ 1334.441858][ T32] r4:00000000 [ 1334.441879][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.441944][ T32] r9:83018005 r8:84b43000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1334.441969][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.442011][ T32] r5:00001000 r4:eaf5d000 [ 1334.442064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.442128][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.442175][ T32] r5:8539878c r4:85398400 [ 1334.442206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.442261][ T32] r7:dddced80 r6:83018000 r5:8539878c r4:853c8580 [ 1334.442282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.442337][ T32] r10:61c88647 r9:84b43000 r8:853c85ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.442362][ T32] r4:853c8580 [ 1334.442383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.442428][ T32] r10:00000000 r9:853c8580 r8:80287e08 r7:eb135e60 r6:853c8600 r5:84b43000 [ 1334.442451][ T32] r4:00000001 [ 1334.442471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.442506][ T32] Exception stack(0xeb141fb0 to 0xeb141ff8) [ 1334.442532][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.442560][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.442612][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.442652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.442714][ T32] r4:85389840 [ 1334.443106][ T32] INFO: task kworker/0:401:4606 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.443143][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.443228][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.443273][ T32] Call trace: [ 1334.443302][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.443352][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.443376][ T32] r4:00000000 [ 1334.443396][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.443435][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.443462][ T32] dd20: a2e36000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.443491][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.443516][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.443571][ T32] r5:800f0013 r4:80239bb0 [ 1334.443621][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.443675][ T32] r4:82ac21e4 [ 1334.443717][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.443774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.443798][ T32] r4:e05addc0 [ 1334.443818][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.443858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.443881][ T32] r4:00000000 [ 1334.443900][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.443944][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.443989][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.444058][ T32] r5:00001000 r4:dfd07000 [ 1334.444082][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.444123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.444164][ T32] r5:84be078c r4:84be0400 [ 1334.444213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.444266][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.444288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.444356][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.444403][ T32] r4:84bbbf00 [ 1334.444446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.444525][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.444551][ T32] r4:00000001 [ 1334.444592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.444632][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.444667][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.444718][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.444760][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.444794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.444840][ T32] r4:84ba87c0 [ 1334.444869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.444894][ T32] INFO: task kworker/0:402:4608 blocked for more than 460 seconds. [ 1334.444921][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.444967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.444991][ T32] task:kworker/0:402 state:D stack:0 pid:4608 tgid:4608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.445035][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.445076][ T32] Call trace: [ 1334.445104][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.445150][ T32] r10:8291a684 r9:eb145d84 r8:00000002 r7:60000013 r6:eb145d8c r5:84b45400 [ 1334.445173][ T32] r4:84b45400 [ 1334.445193][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.445256][ T32] r5:84b45400 r4:8291a680 [ 1334.445300][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.445343][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.445407][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 [ 1334.445433][ T32] r4:00000000 [ 1334.445474][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.445512][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.445547][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.445608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389f00 ** 6 printk messages dropped ** [ 1334.445879][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.445955][ T32] r5:85398b8c r4:85398800 ** 1 printk messages dropped ** [ 1334.446025][ T32] r7:dddced80 r6:83018000 r5:85398b8c r4:853c8680 ** 4 printk messages dropped ** [ 1334.446187][ T32] r10:00000000 r9:853c8680 r8:80287e08 r7:eb135e60 r6:853c8700 r5:84b45400 ** 7 printk messages dropped ** [ 1334.446511][ T32] r4:85389a40 ** 3 printk messages dropped ** [ 1334.446917][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.447187][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 9 printk messages dropped ** [ 1334.447605][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.447975][ T32] r5:84be078c r4:84be0400 ** 5 printk messages dropped ** [ 1334.467681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1334.468002][ T32] r4:84ba87c0 ** 3 printk messages dropped ** [ 1334.468502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1334.468978][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.469384][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1334.469653][ T32] r7:dddced80 r6:83018000 r5:8539978c r4:853c8780 ** 5 printk messages dropped ** [ 1334.469876][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.470145][ T32] r4:85387100 ** 3 printk messages dropped ** [ 1334.470792][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.471030][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1334.471256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 10 printk messages dropped ** [ 1334.471774][ T32] r5:84be078c r4:84be0400 ** 2 printk messages dropped ** [ 1334.471897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.471971][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.471998][ T32] r4:84bbbf00 [ 1334.472028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.472118][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.472143][ T32] r4:00000001 [ 1334.472163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.472199][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.472224][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.472275][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.472306][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.472335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.472357][ T32] r4:84ba87c0 [ 1334.472387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.472419][ T32] INFO: task kworker/0:404:4612 blocked for more than 460 seconds. [ 1334.472447][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.472471][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.472491][ T32] task:kworker/0:404 state:D stack:0 pid:4612 tgid:4612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.472536][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.472590][ T32] Call trace: [ 1334.472659][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.472731][ T32] r10:8291a684 r9:eb129d84 r8:00000002 r7:60000113 r6:eb129d8c r5:84b46000 [ 1334.472757][ T32] r4:84b46000 [ 1334.472778][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.472821][ T32] r5:84b46000 r4:8291a680 [ 1334.472863][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.472928][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.472998][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb129e08 [ 1334.473033][ T32] r4:00000000 [ 1334.473070][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.473107][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.473141][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.473181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387400 [ 1334.473204][ T32] r4:00000000 [ 1334.473222][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.473289][ T32] r9:83018005 r8:84b46000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1334.473314][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.473358][ T32] r5:00001000 r4:eafc7000 [ 1334.473378][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.473416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.473457][ T32] r5:8539938c r4:85399000 [ 1334.473477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.473522][ T32] r7:dddced80 r6:83018000 r5:8539938c r4:853c8880 [ 1334.473542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.473587][ T32] r10:61c88647 r9:84b46000 r8:853c88ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.473609][ T32] r4:853c8880 [ 1334.473629][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.473709][ T32] r10:00000000 r9:853c8880 r8:80287e08 r7:eb149e60 r6:853c8900 r5:84b46000 [ 1334.473745][ T32] r4:00000001 [ 1334.473775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.473824][ T32] Exception stack(0xeb129fb0 to 0xeb129ff8) [ 1334.473853][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.473881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.473907][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.473935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.473957][ T32] r4:85387440 [ 1334.474159][ T32] INFO: task kworker/0:404:4612 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.474192][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.474315][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.474373][ T32] Call trace: [ 1334.474418][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1334.474715][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1334.474921][ T32] r4:e05addc0 ** 6 printk messages dropped ** [ 1334.475217][ T32] r5:00001000 r4:dfd07000 ** 8 printk messages dropped ** [ 1334.475619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1334.475842][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.476127][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.476552][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb151e08 ** 8 printk messages dropped ** [ 1334.476841][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.476996][ T32] r5:85399b8c r4:85399800 ** 3 printk messages dropped ** [ 1334.477135][ T32] r10:61c88647 r9:84b46c00 r8:853c89ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1334.477853][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.509114][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1334.509304][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.509601][ T32] r5:84be078c r4:84be0400 ** 6 printk messages dropped ** [ 1334.509858][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 8 printk messages dropped ** [ 1334.510201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1334.510468][ T32] Call trace: [ 1334.510505][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.510553][ T32] r10:8291a684 r9:eb15dd84 r8:00000002 r7:60000113 r6:eb15dd8c r5:852c0000 [ 1334.510576][ T32] r4:852c0000 [ 1334.510597][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.510657][ T32] r5:852c0000 r4:8291a680 [ 1334.510689][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.510733][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.510775][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb15de08 [ 1334.510798][ T32] r4:00000000 [ 1334.510828][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.510866][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.510909][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.510953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387800 [ 1334.511008][ T32] r4:00000000 [ 1334.511031][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.511076][ T32] r9:83018005 r8:852c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1334.511097][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.511137][ T32] r5:00001000 r4:eb165000 [ 1334.511177][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.511228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.511275][ T32] r5:85399f8c r4:85399c00 [ 1334.511330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.511377][ T32] r7:dddced80 r6:83018000 r5:85399f8c r4:853c8a80 [ 1334.511420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.511470][ T32] r10:61c88647 r9:852c0000 r8:853c8aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.511513][ T32] r4:853c8a80 [ 1334.511536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.511645][ T32] r10:00000000 r9:853c8a80 r8:80287e08 r7:eb151e60 r6:853c8b00 r5:852c0000 [ 1334.511684][ T32] r4:00000001 [ 1334.511704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.511741][ T32] Exception stack(0xeb15dfb0 to 0xeb15dff8) [ 1334.511768][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.511796][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.511822][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.511850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.511871][ T32] r4:85387480 [ 1334.512286][ T32] INFO: task kworker/0:406:4617 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.512320][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.512375][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.512421][ T32] Call trace: [ 1334.512450][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.512500][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.512534][ T32] r4:00000000 [ 1334.512582][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.512627][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.512661][ T32] dd20: a3b9d000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 3 printk messages dropped ** [ 1334.512776][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 15 printk messages dropped ** [ 1334.513377][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 12 printk messages dropped ** [ 1334.513866][ T32] r4:84ba87c0 ** 6 printk messages dropped ** [ 1334.514066][ T32] Call trace: ** 7 printk messages dropped ** [ 1334.514382][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb169e08 ** 12 printk messages dropped ** [ 1334.514864][ T32] r5:8539a38c r4:8539a000 ** 3 printk messages dropped ** [ 1334.515027][ T32] r10:61c88647 r9:852c0c00 r8:853c8bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1334.515789][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.516170][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 12 printk messages dropped ** [ 1334.516607][ T32] r5:00001000 r4:dfd07000 ** 9 printk messages dropped ** [ 1334.517038][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 17 printk messages dropped ** [ 1334.517810][ T32] r4:8533a400 ** 6 printk messages dropped ** [ 1334.518106][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1334.543121][ T32] r5:8539ab8c r4:8539a800 ** 3 printk messages dropped ** [ 1334.543258][ T32] r10:61c88647 r9:8533a400 r8:853c8cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.543280][ T32] r4:853c8c80 [ 1334.543301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.543348][ T32] r10:00000000 r9:853c8c80 r8:80287e08 r7:eb169e60 r6:85359e00 r5:8533a400 [ 1334.543370][ T32] r4:00000001 [ 1334.543389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.543427][ T32] Exception stack(0xeb191fb0 to 0xeb191ff8) [ 1334.543456][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.543485][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.543511][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.543563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.543588][ T32] r4:85387840 [ 1334.544033][ T32] INFO: task kworker/0:408:4620 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.544084][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.544176][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.544225][ T32] Call trace: [ 1334.544257][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.544330][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.544358][ T32] r4:00000000 [ 1334.544442][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.544511][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.544648][ T32] dd20: a4026000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.544682][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.544718][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.544768][ T32] r5:800f0013 r4:80239bb0 [ 1334.544812][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.544922][ T32] r4:82ac21e4 [ 1334.544990][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.545100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.545128][ T32] r4:e05addc0 [ 1334.545148][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.545211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.545237][ T32] r4:00000000 [ 1334.545281][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.545415][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.545441][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.545484][ T32] r5:00001000 r4:dfd07000 [ 1334.545504][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.545563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.545608][ T32] r5:84be078c r4:84be0400 ** 2 printk messages dropped ** [ 1334.545704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.546026][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.546279][ T32] task:kworker/0:409 state:D stack:0 pid:4623 tgid:4623 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.546847][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb19de08 ** 8 printk messages dropped ** [ 1334.547164][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.547306][ T32] r5:8539a78c r4:8539a400 ** 1 printk messages dropped ** [ 1334.547396][ T32] r7:dddced80 r6:83018000 r5:8539a78c r4:853c8d00 ** 2 printk messages dropped ** [ 1334.547504][ T32] r4:853c8d00 ** 6 printk messages dropped ** [ 1334.547794][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.561822][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1334.562161][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1334.562378][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.562775][ T32] r5:84be078c r4:84be0400 ** 6 printk messages dropped ** [ 1334.563211][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1334.563584][ T32] r4:84ba87c0 ** 3 printk messages dropped ** [ 1334.563694][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1334.564415][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1334.564800][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1334.565140][ T32] r5:8539b38c r4:8539b000 ** 3 printk messages dropped ** [ 1334.565305][ T32] r10:61c88647 r9:852c1800 r8:853c8e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.565597][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.566385][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 5 printk messages dropped ** [ 1334.566578][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.566652][ T32] r5:800f0013 r4:80239bb0 [ 1334.566700][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.566744][ T32] r4:82ac21e4 [ 1334.566764][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.566826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.566868][ T32] r4:e05addc0 [ 1334.566901][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.566945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.566968][ T32] r4:00000000 [ 1334.566997][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.567045][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.567069][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.567112][ T32] r5:00001000 r4:dfd07000 [ 1334.567131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.567178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.567254][ T32] r5:84be078c r4:84be0400 [ 1334.567277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.567367][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.567398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.567469][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.567500][ T32] r4:84bbbf00 [ 1334.567519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.567591][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.567626][ T32] r4:00000001 [ 1334.567649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.567685][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.567710][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.567739][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.567765][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.567793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.567814][ T32] r4:84ba87c0 [ 1334.567834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.567879][ T32] INFO: task kworker/0:411:4625 blocked for more than 461 seconds. [ 1334.567920][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.567944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.567965][ T32] task:kworker/0:411 state:D stack:0 pid:4625 tgid:4625 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.568025][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.568105][ T32] Call trace: [ 1334.587109][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.587209][ T32] r10:8291a684 r9:eb181d84 r8:00000002 r7:60000013 r6:eb181d8c r5:852c2400 [ 1334.587235][ T32] r4:852c2400 [ 1334.587267][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.587321][ T32] r5:852c2400 r4:8291a680 [ 1334.587341][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.587398][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.587486][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 [ 1334.587515][ T32] r4:00000000 [ 1334.587535][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.587617][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.587661][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.587752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387ec0 [ 1334.587778][ T32] r4:00000000 [ 1334.587865][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.587936][ T32] r9:83018005 r8:852c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1334.588005][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.588076][ T32] r5:00001000 r4:eb1a3000 [ 1334.588130][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.590958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.591051][ T32] r5:8539af8c r4:8539ac00 [ 1334.591078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.591130][ T32] r7:dddced80 r6:83018000 r5:8539af8c r4:853c8f00 [ 1334.591172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.591226][ T32] r10:61c88647 r9:852c2400 r8:853c8f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.591292][ T32] r4:853c8f00 [ 1334.591317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.591366][ T32] r10:00000000 r9:853c8f00 r8:80287e08 r7:eb175e60 r6:853c8f80 r5:852c2400 [ 1334.591397][ T32] r4:00000001 [ 1334.591418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.591508][ T32] Exception stack(0xeb181fb0 to 0xeb181ff8) [ 1334.591567][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.591602][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.591656][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.591690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.591756][ T32] r4:85387c80 [ 1334.592201][ T32] INFO: task kworker/0:411:4625 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.592241][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.592381][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.592440][ T32] Call trace: [ 1334.592579][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.592650][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.592685][ T32] r4:00000000 [ 1334.592709][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.592750][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 1 printk messages dropped ** [ 1334.592848][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 3 printk messages dropped ** [ 1334.592982][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1334.593044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.593066][ T32] r4:e05addc0 [ 1334.593086][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.593147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.593259][ T32] r4:00000000 [ 1334.593283][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.593329][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.593351][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.593420][ T32] r5:00001000 r4:dfd07000 [ 1334.593444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.593507][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.593572][ T32] r5:84be078c r4:84be0400 [ 1334.593641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.593694][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.593716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.593764][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.593786][ T32] r4:84bbbf00 [ 1334.593805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.593850][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.593916][ T32] r4:00000001 [ 1334.593939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.593975][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.594042][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.594074][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.594104][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.594156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.594207][ T32] r4:84ba87c0 [ 1334.594258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.594292][ T32] INFO: task kworker/0:412:4629 blocked for more than 461 seconds. [ 1334.594348][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.594376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.594429][ T32] task:kworker/0:412 state:D stack:0 pid:4629 tgid:4629 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.594507][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.594568][ T32] Call trace: [ 1334.594623][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.594677][ T32] r10:8291a684 r9:eb1a1d84 r8:00000002 r7:60000013 r6:eb1a1d8c r5:852c3000 [ 1334.594700][ T32] r4:852c3000 [ 1334.594720][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.594913][ T32] r5:852c3000 r4:8291a680 [ 1334.595022][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.595065][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.595107][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a1e08 [ 1334.595131][ T32] r4:00000000 [ 1334.595171][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.595209][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.595279][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.595323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85360080 [ 1334.595346][ T32] r4:00000000 [ 1334.595366][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.595415][ T32] r9:83018005 r8:852c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1334.595437][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.595501][ T32] r5:00001000 r4:eb1b9000 [ 1334.595527][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.595591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.595641][ T32] r5:8539b78c r4:8539b400 [ 1334.595660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.595707][ T32] r7:dddced80 r6:83018000 r5:8539b78c r4:853d2000 [ 1334.595728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.595806][ T32] r10:61c88647 r9:852c3000 r8:853d202c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.595832][ T32] r4:853d2000 [ 1334.595875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.595947][ T32] r10:00000000 r9:853d2000 r8:80287e08 r7:eb175e60 r6:853d2080 r5:852c3000 [ 1334.595972][ T32] r4:00000001 [ 1334.595991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.596112][ T32] Exception stack(0xeb1a1fb0 to 0xeb1a1ff8) [ 1334.596142][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.596170][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.596196][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.596224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.596269][ T32] r4:85360f40 [ 1334.596530][ T32] INFO: task kworker/0:412:4629 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.596563][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.596645][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.596690][ T32] Call trace: [ 1334.596719][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.596842][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.596896][ T32] r4:00000000 [ 1334.596943][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.596986][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.597014][ T32] dd20: a4759000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.597043][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.597110][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.597137][ T32] r5:800f0013 r4:80239bb0 [ 1334.597157][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.597198][ T32] r4:82ac21e4 [ 1334.597218][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.597259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.597281][ T32] r4:e05addc0 [ 1334.597343][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.597395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.597483][ T32] r4:00000000 [ 1334.597571][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.597776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.597961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.598095][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.617417][ T32] r4:84bbbf00 [ 1334.617514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.617605][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.617670][ T32] r4:00000001 [ 1334.617714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.617760][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.617811][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.617863][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.617923][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.617976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.618002][ T32] r4:84ba87c0 [ 1334.618026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.618095][ T32] INFO: task kworker/0:413:4630 blocked for more than 461 seconds. [ 1334.618490][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.618552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.618578][ T32] task:kworker/0:413 state:D stack:0 pid:4630 tgid:4630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.618655][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.618720][ T32] Call trace: [ 1334.618771][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.618831][ T32] r10:8291a684 r9:eb1bdd84 r8:00000002 r7:60000113 r6:eb1bdd8c r5:852c3c00 [ 1334.618877][ T32] r4:852c3c00 [ 1334.618901][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.618969][ T32] r5:852c3c00 r4:8291a680 [ 1334.618993][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.619061][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.619107][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1bde08 [ 1334.619130][ T32] r4:00000000 [ 1334.619150][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.619184][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.619222][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.619263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261f80 [ 1334.619287][ T32] r4:00000000 [ 1334.619333][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.619422][ T32] r9:83018005 r8:852c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1334.619449][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.619493][ T32] r5:00001000 r4:eb1c5000 [ 1334.619578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.619649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.619717][ T32] r5:8539bb8c r4:8539b800 [ 1334.619743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.619792][ T32] r7:dddced80 r6:83018000 r5:8539bb8c r4:853d2100 [ 1334.619814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.619862][ T32] r10:61c88647 r9:852c3c00 r8:853d212c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1334.620159][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.620824][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.620870][ T32] Call trace: [ 1334.620926][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.620978][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.621001][ T32] r4:00000000 [ 1334.621030][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.621099][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.621131][ T32] dd20: a4bf4000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.621169][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.621206][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.621232][ T32] r5:800f0013 r4:80239bb0 [ 1334.621261][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.621306][ T32] r4:82ac21e4 [ 1334.621356][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.621409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.621432][ T32] r4:e05addc0 [ 1334.621462][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.621507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.621529][ T32] r4:00000000 [ 1334.621557][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.621639][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.621718][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.621792][ T32] r5:00001000 r4:dfd07000 [ 1334.621818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.621861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.621904][ T32] r5:84be078c r4:84be0400 [ 1334.621924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.621984][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.622029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.622104][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.622150][ T32] r4:84bbbf00 [ 1334.622195][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.622247][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.622271][ T32] r4:00000001 [ 1334.622312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.622363][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.622406][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.622437][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.622486][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.622518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.622541][ T32] r4:84ba87c0 [ 1334.622563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.622784][ T32] INFO: task kworker/0:414:4637 blocked for more than 461 seconds. [ 1334.623101][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.623153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.623176][ T32] task:kworker/0:414 state:D stack:0 pid:4637 tgid:4637 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.623226][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.623271][ T32] Call trace: [ 1334.623303][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.623351][ T32] r10:8291a684 r9:eb1c9d84 r8:00000002 r7:60000113 r6:eb1c9d8c r5:852c4800 [ 1334.623373][ T32] r4:852c4800 [ 1334.623410][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.623455][ T32] r5:852c4800 r4:8291a680 [ 1334.623502][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.623585][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.623636][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c9e08 [ 1334.623660][ T32] r4:00000000 [ 1334.623679][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.623736][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.623799][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.623845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853df100 [ 1334.623889][ T32] r4:00000000 [ 1334.623912][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.623957][ T32] r9:83018005 r8:852c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1334.623978][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.624020][ T32] r5:00001000 r4:dfa07000 [ 1334.624041][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.624123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.624171][ T32] r5:8539bf8c r4:8539bc00 [ 1334.624212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.624262][ T32] r7:dddced80 r6:83018000 r5:8539bf8c r4:853d2200 [ 1334.624283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.624352][ T32] r10:61c88647 r9:852c4800 r8:853d222c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.624417][ T32] r4:853d2200 [ 1334.624440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.624486][ T32] r10:00000000 r9:853d2200 r8:80287e08 r7:eb1bde60 r6:853d2280 r5:852c4800 ** 4 printk messages dropped ** [ 1334.624671][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.625187][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.625237][ T32] Call trace: [ 1334.625317][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.625389][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.625444][ T32] r4:00000000 [ 1334.625531][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.625575][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.625604][ T32] dd20: a4bf4000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.625672][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.625772][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.625821][ T32] r5:800f0013 r4:80239bb0 [ 1334.625846][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.625888][ T32] r4:82ac21e4 [ 1334.625907][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.625950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.625996][ T32] r4:e05addc0 [ 1334.626019][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.626061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.626083][ T32] r4:00000000 [ 1334.626102][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.626227][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.626253][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.626318][ T32] r5:00001000 r4:dfd07000 [ 1334.626346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.626395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.626438][ T32] r5:84be078c r4:84be0400 [ 1334.626458][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.626505][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.626543][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.626695][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.626731][ T32] r4:84bbbf00 [ 1334.626794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.626845][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.626909][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1334.627113][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 6 printk messages dropped ** [ 1334.627317][ T32] INFO: task kworker/0:415:4638 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1334.627713][ T32] r4:852c5400 ** 3 printk messages dropped ** [ 1334.627859][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1334.663658][ T32] r9:83018005 r8:852c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 ** 4 printk messages dropped ** [ 1334.663927][ T32] r5:853a038c r4:853a0000 [ 1334.663947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.664074][ T32] r10:61c88647 r9:852c5400 r8:853d232c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.664123][ T32] r4:853d2300 [ 1334.664146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.664193][ T32] r10:00000000 r9:853d2300 r8:80287e08 r7:eb1c9e60 r6:853d2380 r5:852c5400 [ 1334.664215][ T32] r4:00000001 [ 1334.664235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.664272][ T32] Exception stack(0xeb1b1fb0 to 0xeb1b1ff8) [ 1334.664300][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.664328][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.664353][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.664412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.664460][ T32] r4:853df300 [ 1334.664887][ T32] INFO: task kworker/0:415:4638 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.664925][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.664994][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.665061][ T32] Call trace: [ 1334.665094][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.665147][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.665214][ T32] r4:00000000 [ 1334.665238][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.665299][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.665351][ T32] dd20: a548a000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.665400][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.665430][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.665458][ T32] r5:800f0013 r4:80239bb0 [ 1334.665498][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.665547][ T32] r4:82ac21e4 [ 1334.665568][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.665613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.665636][ T32] r4:e05addc0 [ 1334.665667][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.665712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.665756][ T32] r4:00000000 [ 1334.665788][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.665837][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.665873][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.665940][ T32] r5:00001000 r4:dfd07000 [ 1334.665964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.666026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.666071][ T32] r5:84be078c r4:84be0400 [ 1334.666112][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.666163][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.666207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.666259][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1334.666373][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 5 printk messages dropped ** [ 1334.666549][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.666801][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.667142][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1334.667392][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.667703][ T32] r5:853a078c r4:853a0400 [ 1334.667744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.667809][ T32] r7:dddced80 r6:83018000 r5:853a078c r4:853d2400 ** 1 printk messages dropped ** [ 1334.667902][ T32] r10:61c88647 r9:852c6000 r8:853d242c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.676689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.677556][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.677879][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1334.682456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 4 printk messages dropped ** [ 1334.682673][ T32] r5:00001000 r4:dfd07000 ** 1 printk messages dropped ** [ 1334.682733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.682776][ T32] r5:84be078c r4:84be0400 [ 1334.682818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.682871][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.682893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.682941][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.682963][ T32] r4:84bbbf00 [ 1334.683004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.683099][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.683147][ T32] r4:00000001 [ 1334.683170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.683209][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.683237][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.683265][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.683392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.683425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.683457][ T32] r4:84ba87c0 [ 1334.683565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.683607][ T32] INFO: task kworker/0:417:4640 blocked for more than 461 seconds. [ 1334.683661][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.683690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.683734][ T32] task:kworker/0:417 state:D stack:0 pid:4640 tgid:4640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.683908][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.684001][ T32] Call trace: [ 1334.684057][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.684110][ T32] r10:8291a684 r9:eb05dd84 r8:00000002 r7:60000113 r6:eb05dd8c r5:852c6c00 [ 1334.684133][ T32] r4:852c6c00 [ 1334.684152][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.684223][ T32] r5:852c6c00 r4:8291a680 [ 1334.684297][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.684365][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.684435][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb05de08 [ 1334.684461][ T32] r4:00000000 [ 1334.684481][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.684527][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.684571][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.684614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853df480 [ 1334.684636][ T32] r4:00000000 [ 1334.684657][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.684701][ T32] r9:83018005 r8:852c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1334.684723][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.684764][ T32] r5:00001000 r4:dfedd000 [ 1334.684785][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.684842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.684886][ T32] r5:853a0b8c r4:853a0800 [ 1334.684924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.684975][ T32] r7:dddced80 r6:83018000 r5:853a0b8c r4:853d2500 [ 1334.684996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.685049][ T32] r10:61c88647 r9:852c6c00 r8:853d252c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.685072][ T32] r4:853d2500 [ 1334.685111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.685180][ T32] r10:00000000 r9:853d2500 r8:80287e08 r7:eb051e60 r6:853d2580 r5:852c6c00 [ 1334.685217][ T32] r4:00000001 [ 1334.685244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.685301][ T32] Exception stack(0xeb05dfb0 to 0xeb05dff8) [ 1334.685350][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.685385][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.685413][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.685452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.685477][ T32] r4:853df300 [ 1334.685840][ T32] INFO: task kworker/0:417:4640 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.685873][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.685942][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.685987][ T32] Call trace: [ 1334.686065][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.686140][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.686177][ T32] r4:00000000 [ 1334.686200][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.686269][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.686306][ T32] dd20: a548a000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.686335][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.686360][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.686387][ T32] r5:800f0013 r4:80239bb0 [ 1334.686410][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.686450][ T32] r4:82ac21e4 [ 1334.686488][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.686562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.686624][ T32] r4:e05addc0 [ 1334.686648][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.686690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.686712][ T32] r4:00000000 [ 1334.686731][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.686776][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.686797][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.686837][ T32] r5:00001000 r4:dfd07000 [ 1334.686857][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.686895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.686937][ T32] r5:84be078c r4:84be0400 [ 1334.686957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.687014][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.687039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.687087][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.687109][ T32] r4:84bbbf00 [ 1334.687127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.687172][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.687209][ T32] r4:00000001 [ 1334.687230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.687266][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.687304][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.687335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.687384][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.687426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.687460][ T32] r4:84ba87c0 [ 1334.687483][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.687509][ T32] INFO: task kworker/0:418:4641 blocked for more than 461 seconds. [ 1334.687535][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.687585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.687606][ T32] task:kworker/0:418 state:D stack:0 pid:4641 tgid:4641 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.687679][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.687720][ T32] Call trace: [ 1334.687784][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.687836][ T32] r10:8291a684 r9:eb061d84 r8:00000002 r7:60000113 r6:eb061d8c r5:84b68000 [ 1334.687859][ T32] r4:84b68000 [ 1334.687879][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.687932][ T32] r5:84b68000 r4:8291a680 [ 1334.687954][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.688027][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.688076][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb061e08 [ 1334.688128][ T32] r4:00000000 [ 1334.704341][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.704494][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.704551][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.704633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dc640 [ 1334.704663][ T32] r4:00000000 [ 1334.704684][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.704731][ T32] r9:83018005 r8:84b68000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1334.704753][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.704798][ T32] r5:00001000 r4:ead17000 [ 1334.704819][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.704878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.704925][ T32] r5:853a178c r4:853a1400 [ 1334.704968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.705020][ T32] r7:dddced80 r6:83018000 r5:853a178c r4:853d2600 [ 1334.705063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.705138][ T32] r10:61c88647 r9:84b68000 r8:853d262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.705164][ T32] r4:853d2600 [ 1334.705207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.705282][ T32] r10:00000000 r9:853d2600 r8:80287e08 r7:eb05de60 r6:853d2680 r5:84b68000 [ 1334.705316][ T32] r4:00000001 [ 1334.705339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.705404][ T32] Exception stack(0xeb061fb0 to 0xeb061ff8) [ 1334.705438][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.705467][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.705493][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.705521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.705567][ T32] r4:853df300 [ 1334.705990][ T32] INFO: task kworker/0:418:4641 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.706029][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.706098][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.706145][ T32] Call trace: [ 1334.706200][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.706278][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.706306][ T32] r4:00000000 [ 1334.706369][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.706421][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.706458][ T32] dd20: a5a03000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.706489][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.706546][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.706606][ T32] r5:800f0013 r4:80239bb0 [ 1334.706641][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.706717][ T32] r4:82ac21e4 [ 1334.706762][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.706808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.706831][ T32] r4:e05addc0 [ 1334.706851][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.706892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.706915][ T32] r4:00000000 [ 1334.706964][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.707024][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.707059][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.707104][ T32] r5:00001000 r4:dfd07000 [ 1334.707123][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.707182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.707247][ T32] r5:84be078c r4:84be0400 [ 1334.707270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.707339][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.707372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.707428][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.707451][ T32] r4:84bbbf00 [ 1334.707470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.707516][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.707586][ T32] r4:00000001 [ 1334.707623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.707664][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.707690][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.707718][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.707744][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.707772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.707795][ T32] r4:84ba87c0 [ 1334.707837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.707870][ T32] INFO: task kworker/0:419:4642 blocked for more than 461 seconds. [ 1334.707904][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.707929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.707950][ T32] task:kworker/0:419 state:D stack:0 pid:4642 tgid:4642 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.708013][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.708104][ T32] Call trace: [ 1334.715731][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.715810][ T32] r10:8291a684 r9:eb069d84 r8:00000002 r7:60000113 r6:eb069d8c r5:84b68c00 [ 1334.715835][ T32] r4:84b68c00 [ 1334.715856][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.715899][ T32] r5:84b68c00 r4:8291a680 [ 1334.715936][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.716001][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.716078][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb069e08 [ 1334.716104][ T32] r4:00000000 [ 1334.716124][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.716159][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.716196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.716236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853df580 [ 1334.716275][ T32] r4:00000000 [ 1334.716298][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.716344][ T32] r9:83018005 r8:84b68c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1334.716376][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.716451][ T32] r5:00001000 r4:dffa3000 [ 1334.716475][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.716517][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.716559][ T32] r5:853a0f8c r4:853a0c00 [ 1334.716589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.716639][ T32] r7:dddced80 r6:83018000 r5:853a0f8c r4:853d2700 [ 1334.716670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.716751][ T32] r10:61c88647 r9:84b68c00 r8:853d272c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.716776][ T32] r4:853d2700 [ 1334.716797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.716843][ T32] r10:00000000 r9:853d2700 r8:80287e08 r7:eb061e60 r6:853d2780 r5:84b68c00 [ 1334.716874][ T32] r4:00000001 [ 1334.716910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.716952][ T32] Exception stack(0xeb069fb0 to 0xeb069ff8) [ 1334.716990][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.717039][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.717077][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.717130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.717155][ T32] r4:853df300 [ 1334.717563][ T32] INFO: task kworker/0:419:4642 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.717600][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.717663][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.717709][ T32] Call trace: [ 1334.717738][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.717800][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.717850][ T32] r4:00000000 [ 1334.717874][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.717915][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.717951][ T32] dd20: a5a03000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.717983][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.718008][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.718032][ T32] r5:800f0013 r4:80239bb0 [ 1334.718053][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.731060][ T32] r4:82ac21e4 [ 1334.731163][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.731235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.731270][ T32] r4:e05addc0 [ 1334.731295][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.731340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.731363][ T32] r4:00000000 [ 1334.731390][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.731437][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.731470][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.731520][ T32] r5:00001000 r4:dfd07000 [ 1334.731589][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.731656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.731712][ T32] r5:84be078c r4:84be0400 [ 1334.731752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.731826][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.731851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.731909][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.731935][ T32] r4:84bbbf00 [ 1334.731964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.732014][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.732037][ T32] r4:00000001 [ 1334.732056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.732093][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.732122][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.732172][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.732211][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.732258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.732304][ T32] r4:84ba87c0 [ 1334.732339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.732425][ T32] INFO: task kworker/0:420:4643 blocked for more than 461 seconds. [ 1334.732483][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.732511][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.732534][ T32] task:kworker/0:420 state:D stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.732610][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.732688][ T32] Call trace: [ 1334.732730][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.732786][ T32] r10:8291a684 r9:eb06dd84 r8:00000002 r7:60000113 r6:eb06dd8c r5:84b69800 [ 1334.732810][ T32] r4:84b69800 [ 1334.732858][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.732906][ T32] r5:84b69800 r4:8291a680 [ 1334.732927][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.732966][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.733008][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb06de08 [ 1334.733030][ T32] r4:00000000 [ 1334.733049][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.733082][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.733115][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.733155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dfc80 [ 1334.733176][ T32] r4:00000000 [ 1334.733207][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.733254][ T32] r9:83018005 r8:84b69800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1334.733278][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.733319][ T32] r5:00001000 r4:e04d9000 [ 1334.733339][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.733383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.733438][ T32] r5:853a138c r4:853a1000 [ 1334.733461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.733509][ T32] r7:dddced80 r6:83018000 r5:853a138c r4:853d2800 [ 1334.733529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.733575][ T32] r10:61c88647 r9:84b69800 r8:853d282c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.733596][ T32] r4:853d2800 [ 1334.733616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.733685][ T32] r10:00000000 r9:853d2800 r8:80287e08 r7:eb061e60 r6:853d2880 r5:84b69800 [ 1334.733711][ T32] r4:00000001 [ 1334.733730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.733766][ T32] Exception stack(0xeb06dfb0 to 0xeb06dff8) [ 1334.733791][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.733819][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.733844][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.733896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.733921][ T32] r4:853df300 [ 1334.734314][ T32] INFO: task kworker/0:420:4643 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.734347][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.734413][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.734458][ T32] Call trace: [ 1334.734487][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.734536][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.734559][ T32] r4:00000000 [ 1334.734602][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.734652][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.734680][ T32] dd20: a5ede000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.734708][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.734732][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.734756][ T32] r5:800f0013 r4:80239bb0 [ 1334.734777][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.734835][ T32] r4:82ac21e4 [ 1334.734868][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.734913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.734936][ T32] r4:e05addc0 [ 1334.734979][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.735043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.735070][ T32] r4:00000000 [ 1334.735090][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.735135][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.735157][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.735198][ T32] r5:00001000 r4:dfd07000 [ 1334.735219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.735277][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.735329][ T32] r5:84be078c r4:84be0400 [ 1334.735349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.735402][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.735424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.735470][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.735492][ T32] r4:84bbbf00 [ 1334.735524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.735597][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.735621][ T32] r4:00000001 [ 1334.735674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.735721][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.735750][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.735778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.735804][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.735832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.735854][ T32] r4:84ba87c0 [ 1334.735874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.735897][ T32] INFO: task kworker/1:342:4648 blocked for more than 461 seconds. [ 1334.735924][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.735947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.735967][ T32] task:kworker/1:342 state:D stack:0 pid:4648 tgid:4648 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.736010][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.736049][ T32] Call trace: [ 1334.736079][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.736125][ T32] r10:8291a684 r9:eb09dd84 r8:00000002 r7:60000013 r6:eb09dd8c r5:84b6a400 [ 1334.736147][ T32] r4:84b6a400 [ 1334.736182][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.736248][ T32] r5:84b6a400 r4:8291a680 [ 1334.736272][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.736311][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.736352][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb09de08 [ 1334.736374][ T32] r4:00000000 [ 1334.736399][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.736434][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.736467][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.736507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d3fc0 [ 1334.736528][ T32] r4:00000000 [ 1334.736547][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.736589][ T32] r9:83018205 r8:84b6a400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1334.736611][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.736672][ T32] r5:00001000 r4:e06f7000 [ 1334.736695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.736735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.736776][ T32] r5:852a638c r4:852a6000 [ 1334.736796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.736840][ T32] r7:ddde2d80 r6:83018200 r5:852a638c r4:85359e80 [ 1334.736859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.736929][ T32] r10:61c88647 r9:84b6a400 r8:85359eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.736957][ T32] r4:85359e80 [ 1334.736978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.737025][ T32] r10:00000000 r9:85359e80 r8:80287e08 r7:eb0a1e60 r6:853d2900 r5:84b6a400 [ 1334.737047][ T32] r4:00000001 [ 1334.737065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.737120][ T32] Exception stack(0xeb09dfb0 to 0xeb09dff8) [ 1334.737150][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.737178][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.737206][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.737236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.737258][ T32] r4:853d3d00 [ 1334.737479][ T32] INFO: task kworker/1:342:4648 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.737536][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.737596][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.737652][ T32] Call trace: [ 1334.737700][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.737752][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.737775][ T32] r4:00000000 [ 1334.737794][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.737834][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.737861][ T32] dd20: a5ede000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.737888][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.737913][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.737968][ T32] r5:800f0013 r4:80239bb0 [ 1334.737992][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.738032][ T32] r4:82ac21e4 [ 1334.738052][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.738126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.758681][ T32] r4:e05addc0 [ 1334.758751][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.758846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.758877][ T32] r4:00000000 [ 1334.758898][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.758949][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.758972][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.759019][ T32] r5:00001000 r4:dfd07000 [ 1334.759062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.759118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.759165][ T32] r5:84be078c r4:84be0400 [ 1334.759186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.759236][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.759257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.759351][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.759404][ T32] r4:84bbbf00 [ 1334.759431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.759483][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.759508][ T32] r4:00000001 [ 1334.759572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.759648][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.759686][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.759716][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.759765][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.759812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.759839][ T32] r4:84ba87c0 [ 1334.759864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.759905][ T32] INFO: task kworker/1:343:4650 blocked for more than 461 seconds. [ 1334.759938][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.759965][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.759999][ T32] task:kworker/1:343 state:D stack:0 pid:4650 tgid:4650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.760069][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.760117][ T32] Call trace: [ 1334.760151][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.760206][ T32] r10:8291a684 r9:eb0b9d84 r8:00000002 r7:60000013 r6:eb0b9d8c r5:84b6b000 [ 1334.760230][ T32] r4:84b6b000 [ 1334.760274][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.760325][ T32] r5:84b6b000 r4:8291a680 [ 1334.760368][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.760432][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.760484][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b9e08 [ 1334.760509][ T32] r4:00000000 [ 1334.760529][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.760567][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.760601][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.760645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e35c0 [ 1334.760670][ T32] r4:00000000 [ 1334.760691][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.760740][ T32] r9:83018205 r8:84b6b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1334.760763][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.760808][ T32] r5:00001000 r4:ead73000 [ 1334.760830][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.760870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.760912][ T32] r5:852f878c r4:852f8400 [ 1334.760932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.760978][ T32] r7:ddde2d80 r6:83018200 r5:852f878c r4:85359f00 [ 1334.761000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.761047][ T32] r10:61c88647 r9:84b6b000 r8:85359f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.761070][ T32] r4:85359f00 [ 1334.761089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.761135][ T32] r10:00000000 r9:85359f00 r8:80287e08 r7:eb0a1e60 r6:853d2980 r5:84b6b000 [ 1334.761160][ T32] r4:00000001 [ 1334.761180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.761269][ T32] Exception stack(0xeb0b9fb0 to 0xeb0b9ff8) [ 1334.761303][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.761334][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.761362][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.761401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.761426][ T32] r4:853d3e40 [ 1334.761842][ T32] INFO: task kworker/1:343:4650 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.761904][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.761992][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.762070][ T32] Call trace: [ 1334.762129][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.762190][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.762216][ T32] r4:00000000 [ 1334.762237][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.762277][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.762306][ T32] dd20: a6526000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.762347][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.762382][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.762411][ T32] r5:800f0013 r4:80239bb0 [ 1334.762443][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.762489][ T32] r4:82ac21e4 [ 1334.762510][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.762553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.762595][ T32] r4:e05addc0 [ 1334.762621][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.762667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.762690][ T32] r4:00000000 [ 1334.762711][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.762756][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.762779][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.762821][ T32] r5:00001000 r4:dfd07000 [ 1334.762841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.762882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.762925][ T32] r5:84be078c r4:84be0400 [ 1334.762944][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.762992][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.763036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.763091][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.763115][ T32] r4:84bbbf00 [ 1334.763134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.763181][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.763204][ T32] r4:00000001 [ 1334.763223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.763260][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.763287][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.763337][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.763370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.763406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.763429][ T32] r4:84ba87c0 [ 1334.763459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.763488][ T32] INFO: task kworker/1:344:4652 blocked for more than 461 seconds. [ 1334.763518][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.763582][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.763610][ T32] task:kworker/1:344 state:D stack:0 pid:4652 tgid:4652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.763662][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.763706][ T32] Call trace: [ 1334.763738][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.763786][ T32] r10:8291a684 r9:eb0d1d84 r8:00000002 r7:60000113 r6:eb0d1d8c r5:84b6bc00 [ 1334.763809][ T32] r4:84b6bc00 [ 1334.763830][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.763886][ T32] r5:84b6bc00 r4:8291a680 [ 1334.763911][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.763961][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.764005][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d1e08 [ 1334.764048][ T32] r4:00000000 [ 1334.764078][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.764137][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.764247][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.764297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d3740 [ 1334.764322][ T32] r4:00000000 [ 1334.764344][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.764418][ T32] r9:83018205 r8:84b6bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1334.764447][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.764504][ T32] r5:00001000 r4:e88f5000 [ 1334.764531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.764574][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.764617][ T32] r5:852a6b8c r4:852a6800 [ 1334.764647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.764724][ T32] r7:ddde2d80 r6:83018200 r5:852a6b8c r4:85359f80 [ 1334.764755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.764812][ T32] r10:61c88647 r9:84b6bc00 r8:85359fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.764837][ T32] r4:85359f80 [ 1334.764857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.764908][ T32] r10:00000000 r9:85359f80 r8:80287e08 r7:eb0b9e60 r6:853d2a00 r5:84b6bc00 [ 1334.764933][ T32] r4:00000001 [ 1334.764953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.764990][ T32] Exception stack(0xeb0d1fb0 to 0xeb0d1ff8) [ 1334.765017][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.765047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.765098][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.765134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.765160][ T32] r4:853d3680 [ 1334.765364][ T32] INFO: task kworker/1:344:4652 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.765430][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.765497][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.765547][ T32] Call trace: [ 1334.765589][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.765646][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.765671][ T32] r4:00000000 [ 1334.765692][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.765743][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.765785][ T32] dd20: a6526000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.765848][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.765881][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.765908][ T32] r5:800f0013 r4:80239bb0 [ 1334.765929][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.765972][ T32] r4:82ac21e4 [ 1334.765994][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.766037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.766069][ T32] r4:e05addc0 [ 1334.766089][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.766162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.766190][ T32] r4:00000000 [ 1334.766241][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.766294][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.766330][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.766408][ T32] r5:00001000 r4:dfd07000 [ 1334.766441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.766488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.766542][ T32] r5:84be078c r4:84be0400 [ 1334.766569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.766622][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.766658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.766713][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.766736][ T32] r4:84bbbf00 [ 1334.766759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.766807][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.766829][ T32] r4:00000001 [ 1334.766848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.766884][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.766911][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.766939][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.766975][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.767004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.767038][ T32] r4:84ba87c0 [ 1334.767063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.767092][ T32] INFO: task kworker/1:345:4654 blocked for more than 461 seconds. [ 1334.767137][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.767207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.767244][ T32] task:kworker/1:345 state:D stack:0 pid:4654 tgid:4654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.767296][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.767339][ T32] Call trace: [ 1334.767372][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.767428][ T32] r10:8291a684 r9:eb1d9d84 r8:00000002 r7:60000113 r6:eb1d9d8c r5:84b6e000 [ 1334.767474][ T32] r4:84b6e000 [ 1334.767501][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.767573][ T32] r5:84b6e000 r4:8291a680 [ 1334.767604][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.767650][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.767695][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d9e08 [ 1334.767728][ T32] r4:00000000 [ 1334.767778][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.767821][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.767857][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.767942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d3700 [ 1334.767970][ T32] r4:00000000 [ 1334.767993][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.768071][ T32] r9:83018205 r8:84b6e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1334.768175][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.790495][ T32] r5:00001000 r4:eaa1f000 [ 1334.790541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.790610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.790680][ T32] r5:852a6f8c r4:852a6c00 [ 1334.790708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.790778][ T32] r7:ddde2d80 r6:83018200 r5:852a6f8c r4:853e8000 [ 1334.790805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.790856][ T32] r10:61c88647 r9:84b6e000 r8:853e802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.790879][ T32] r4:853e8000 [ 1334.790909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.790959][ T32] r10:00000000 r9:853e8000 r8:80287e08 r7:eb0b9e60 r6:853d2a80 r5:84b6e000 [ 1334.790983][ T32] r4:00000001 [ 1334.791002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.791050][ T32] Exception stack(0xeb1d9fb0 to 0xeb1d9ff8) [ 1334.791105][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.791137][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.791163][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.791192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.791213][ T32] r4:853d3b40 [ 1334.791651][ T32] INFO: task kworker/1:345:4654 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.791699][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.791770][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.791819][ T32] Call trace: [ 1334.791864][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.791921][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.791946][ T32] r4:00000000 [ 1334.791966][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.792004][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.792032][ T32] dd20: a6943000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.792085][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.792114][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.792137][ T32] r5:800f0013 r4:80239bb0 [ 1334.792167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.792213][ T32] r4:82ac21e4 [ 1334.792233][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.792275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.792312][ T32] r4:e05addc0 [ 1334.792335][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.792398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.792430][ T32] r4:00000000 [ 1334.792451][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.792498][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.792541][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.792608][ T32] r5:00001000 r4:dfd07000 [ 1334.792651][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.792734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.792781][ T32] r5:84be078c r4:84be0400 [ 1334.792800][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.792868][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.792912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.792981][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.793035][ T32] r4:84bbbf00 [ 1334.793060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.793118][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.793140][ T32] r4:00000001 [ 1334.793159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.793194][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.793219][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.793247][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.793272][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.793301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.793322][ T32] r4:84ba87c0 [ 1334.793363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.793401][ T32] INFO: task kworker/1:346:4656 blocked for more than 461 seconds. [ 1334.793435][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.793460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.793489][ T32] task:kworker/1:346 state:D stack:0 pid:4656 tgid:4656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.793535][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.793588][ T32] Call trace: [ 1334.793658][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.793720][ T32] r10:8291a684 r9:eb1e1d84 r8:00000002 r7:60000113 r6:eb1e1d8c r5:84b6d400 [ 1334.793753][ T32] r4:84b6d400 [ 1334.793775][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.793817][ T32] r5:84b6d400 r4:8291a680 [ 1334.793836][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.793873][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.793914][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 [ 1334.793958][ T32] r4:00000000 [ 1334.793980][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.794015][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.794057][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.794101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d3400 [ 1334.794156][ T32] r4:00000000 [ 1334.794179][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.794224][ T32] r9:83018205 r8:84b6d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1334.794267][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.794312][ T32] r5:00001000 r4:eaa47000 [ 1334.794332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.794370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.794422][ T32] r5:852a738c r4:852a7000 [ 1334.794441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.794487][ T32] r7:ddde2d80 r6:83018200 r5:852a738c r4:853e8080 [ 1334.794507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.794552][ T32] r10:61c88647 r9:84b6d400 r8:853e80ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.794592][ T32] r4:853e8080 [ 1334.794616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.794662][ T32] r10:00000000 r9:853e8080 r8:80287e08 r7:eb0b9e60 r6:853d2b00 r5:84b6d400 [ 1334.794693][ T32] r4:00000001 [ 1334.794736][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.794819][ T32] Exception stack(0xeb1e1fb0 to 0xeb1e1ff8) [ 1334.794849][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.794877][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.794903][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.794930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.794952][ T32] r4:853d3580 [ 1334.795152][ T32] INFO: task kworker/1:346:4656 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.795185][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.795261][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.795329][ T32] Call trace: [ 1334.795361][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.795417][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.795441][ T32] r4:00000000 [ 1334.795481][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.795524][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.795631][ T32] dd20: a6943000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.795664][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.795738][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.795764][ T32] r5:800f0013 r4:80239bb0 [ 1334.795807][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.795866][ T32] r4:82ac21e4 [ 1334.795888][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.795930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.795953][ T32] r4:e05addc0 [ 1334.795992][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.796122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.796148][ T32] r4:00000000 [ 1334.796182][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.796231][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.796253][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.796294][ T32] r5:00001000 r4:dfd07000 [ 1334.796336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.796383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.796446][ T32] r5:84be078c r4:84be0400 [ 1334.796489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.796540][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.796577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.796628][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.796651][ T32] r4:84bbbf00 [ 1334.796670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.796715][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.796737][ T32] r4:00000001 [ 1334.796755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.796790][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.796815][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.796843][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.796889][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.796929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.796954][ T32] r4:84ba87c0 [ 1334.796974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.797019][ T32] INFO: task kworker/1:347:4658 blocked for more than 461 seconds. [ 1334.797049][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.797073][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.797093][ T32] task:kworker/1:347 state:D stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.797157][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.797222][ T32] Call trace: [ 1334.797367][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.797420][ T32] r10:8291a684 r9:eb1e9d84 r8:00000002 r7:60000013 r6:eb1e9d8c r5:84b6c800 [ 1334.797443][ T32] r4:84b6c800 [ 1334.797462][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.797525][ T32] r5:84b6c800 r4:8291a680 [ 1334.797549][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.797597][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.797647][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e9e08 [ 1334.797669][ T32] r4:00000000 [ 1334.797688][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.797735][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.797781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.797846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d31c0 [ 1334.797871][ T32] r4:00000000 [ 1334.797892][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.797947][ T32] r9:83018205 r8:84b6c800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1334.797989][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.798033][ T32] r5:00001000 r4:eaab7000 [ 1334.798062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.822897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.823085][ T32] r5:852a778c r4:852a7400 [ 1334.823117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.823171][ T32] r7:ddde2d80 r6:83018200 r5:852a778c r4:853e8100 [ 1334.823235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.823327][ T32] r10:61c88647 r9:84b6c800 r8:853e812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.823364][ T32] r4:853e8100 [ 1334.823393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.823459][ T32] r10:00000000 r9:853e8100 r8:80287e08 r7:eb0b9e60 r6:853d2b80 r5:84b6c800 [ 1334.823506][ T32] r4:00000001 [ 1334.823529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.823622][ T32] Exception stack(0xeb1e9fb0 to 0xeb1e9ff8) [ 1334.823692][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.823776][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.823846][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.823900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.823932][ T32] r4:853d3340 [ 1334.824343][ T32] INFO: task kworker/1:347:4658 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.824392][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.824468][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.824517][ T32] Call trace: [ 1334.824607][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.824686][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.824714][ T32] r4:00000000 [ 1334.824735][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.824775][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.824813][ T32] dd20: a6f87000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.824877][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.824906][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.824954][ T32] r5:800f0013 r4:80239bb0 [ 1334.824982][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.825047][ T32] r4:82ac21e4 [ 1334.825076][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.825120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.825143][ T32] r4:e05addc0 [ 1334.825162][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.825202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.825224][ T32] r4:00000000 [ 1334.825244][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.825289][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.825311][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.825353][ T32] r5:00001000 r4:dfd07000 [ 1334.825374][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.825430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.825476][ T32] r5:84be078c r4:84be0400 [ 1334.825497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.825565][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.825611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.825668][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.825693][ T32] r4:84bbbf00 [ 1334.825712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.825757][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.825779][ T32] r4:00000001 [ 1334.825798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.825832][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.825857][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.825884][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.825910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.825957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.826004][ T32] r4:84ba87c0 [ 1334.826059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.826100][ T32] INFO: task kworker/1:348:4660 blocked for more than 461 seconds. [ 1334.826159][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.826189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.826230][ T32] task:kworker/1:348 state:D stack:0 pid:4660 tgid:4660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.826279][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.826320][ T32] Call trace: [ 1334.826389][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.826437][ T32] r10:8291a684 r9:eb1edd84 r8:00000002 r7:60000013 r6:eb1edd8c r5:84b6ec00 [ 1334.826460][ T32] r4:84b6ec00 [ 1334.826479][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.826534][ T32] r5:84b6ec00 r4:8291a680 [ 1334.826557][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.826598][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.826640][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ede08 [ 1334.826662][ T32] r4:00000000 [ 1334.826703][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.826741][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.826776][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.826818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dffc0 [ 1334.826839][ T32] r4:00000000 [ 1334.826858][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.826901][ T32] r9:83018205 r8:84b6ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1334.826922][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.826964][ T32] r5:00001000 r4:eace5000 [ 1334.827004][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.827047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.827089][ T32] r5:852a7b8c r4:852a7800 [ 1334.827129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.827178][ T32] r7:ddde2d80 r6:83018200 r5:852a7b8c r4:853e8180 [ 1334.827200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.827246][ T32] r10:61c88647 r9:84b6ec00 r8:853e81ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.827268][ T32] r4:853e8180 [ 1334.827300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.827347][ T32] r10:00000000 r9:853e8180 r8:80287e08 r7:eb0b9e60 r6:853d2c00 r5:84b6ec00 [ 1334.827370][ T32] r4:00000001 [ 1334.827395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.827430][ T32] Exception stack(0xeb1edfb0 to 0xeb1edff8) [ 1334.827477][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.827509][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.827536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.827592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.827615][ T32] r4:853d3b40 [ 1334.827834][ T32] INFO: task kworker/1:348:4660 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.827867][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.827978][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.828026][ T32] Call trace: [ 1334.828072][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.834136][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.834207][ T32] r4:00000000 [ 1334.834231][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.834290][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.834344][ T32] dd20: a6f87000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.834417][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.834467][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.834510][ T32] r5:800f0013 r4:80239bb0 [ 1334.834534][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.834577][ T32] r4:82ac21e4 [ 1334.834597][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.834651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.834700][ T32] r4:e05addc0 [ 1334.834724][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.834767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.834790][ T32] r4:00000000 [ 1334.834811][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.834857][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.834879][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.834934][ T32] r5:00001000 r4:dfd07000 [ 1334.834964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.835006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.835057][ T32] r5:84be078c r4:84be0400 [ 1334.835082][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.835132][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.835153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.835221][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.835266][ T32] r4:84bbbf00 [ 1334.835291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.835339][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.835361][ T32] r4:00000001 [ 1334.835385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.835422][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.835448][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.835476][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.835502][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.835531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.835604][ T32] r4:84ba87c0 [ 1334.835632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.835664][ T32] INFO: task kworker/0:421:4662 blocked for more than 461 seconds. [ 1334.835704][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.835752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.835779][ T32] task:kworker/0:421 state:D stack:0 pid:4662 tgid:4662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.835835][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.835889][ T32] Call trace: [ 1334.835944][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.835994][ T32] r10:8291a684 r9:eb1f1d84 r8:00000002 r7:60000113 r6:eb1f1d8c r5:852c8000 [ 1334.836017][ T32] r4:852c8000 [ 1334.836036][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.836099][ T32] r5:852c8000 r4:8291a680 [ 1334.836122][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.836163][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.836205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f1e08 [ 1334.836248][ T32] r4:00000000 [ 1334.836270][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.836306][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.836341][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.836386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84791240 [ 1334.836411][ T32] r4:00000000 [ 1334.836430][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.836475][ T32] r9:83018005 r8:852c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1334.836496][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.836557][ T32] r5:00001000 r4:ead01000 [ 1334.836587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.836627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.836668][ T32] r5:852a7f8c r4:852a7c00 [ 1334.836687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.836733][ T32] r7:dddced80 r6:83018000 r5:852a7f8c r4:853d2c80 [ 1334.836762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.836842][ T32] r10:61c88647 r9:852c8000 r8:853d2cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.836868][ T32] r4:853d2c80 [ 1334.836909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.836957][ T32] r10:00000000 r9:853d2c80 r8:80287e08 r7:eb061e60 r6:853d2d00 r5:852c8000 [ 1334.836981][ T32] r4:00000001 [ 1334.837000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.837034][ T32] Exception stack(0xeb1f1fb0 to 0xeb1f1ff8) [ 1334.837069][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.837101][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.837126][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.837163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.837188][ T32] r4:853dc300 [ 1334.837589][ T32] INFO: task kworker/0:421:4662 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.837628][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.837683][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.837728][ T32] Call trace: [ 1334.837757][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.837807][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.837840][ T32] r4:00000000 [ 1334.837863][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.837925][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.837957][ T32] dd20: a6f87000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.838014][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.838043][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.838100][ T32] r5:800f0013 r4:80239bb0 [ 1334.838154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.852273][ T32] r4:82ac21e4 [ 1334.852350][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.852438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.852463][ T32] r4:e05addc0 [ 1334.852504][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.852556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.852578][ T32] r4:00000000 [ 1334.852607][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.852659][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.852693][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.852742][ T32] r5:00001000 r4:dfd07000 [ 1334.852763][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.852802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.852844][ T32] r5:84be078c r4:84be0400 [ 1334.852863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.852909][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.852930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.852987][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.853012][ T32] r4:84bbbf00 [ 1334.853041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.853111][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.853143][ T32] r4:00000001 [ 1334.853164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.853202][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.853251][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.853305][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.853356][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.853403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.853429][ T32] r4:84ba87c0 [ 1334.853453][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.853495][ T32] INFO: task kworker/1:349:4663 blocked for more than 461 seconds. [ 1334.853529][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.853554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.853594][ T32] task:kworker/1:349 state:D stack:0 pid:4663 tgid:4663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.853656][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.853718][ T32] Call trace: [ 1334.853755][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.853807][ T32] r10:8291a684 r9:eb1e5d84 r8:00000002 r7:60000013 r6:eb1e5d8c r5:852c8c00 [ 1334.853845][ T32] r4:852c8c00 [ 1334.853889][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.853936][ T32] r5:852c8c00 r4:8291a680 [ 1334.853977][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.854021][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.854065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e5e08 [ 1334.854088][ T32] r4:00000000 [ 1334.854107][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.854163][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.854221][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.854266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3300 [ 1334.854288][ T32] r4:00000000 [ 1334.854308][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.854390][ T32] r9:83018205 r8:852c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1334.854416][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.854458][ T32] r5:00001000 r4:ead51000 [ 1334.854477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.854516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.854580][ T32] r5:8471178c r4:84711400 [ 1334.854608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.854655][ T32] r7:ddde2d80 r6:83018200 r5:8471178c r4:853e8200 [ 1334.854676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.854721][ T32] r10:61c88647 r9:852c8c00 r8:853e822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.854765][ T32] r4:853e8200 [ 1334.854787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.854853][ T32] r10:00000000 r9:853e8200 r8:80287e08 r7:eb0b9e60 r6:853d2d80 r5:852c8c00 [ 1334.854887][ T32] r4:00000001 [ 1334.854908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.854944][ T32] Exception stack(0xeb1e5fb0 to 0xeb1e5ff8) [ 1334.854992][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.855023][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.855051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.855079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.855101][ T32] r4:84a03500 [ 1334.855520][ T32] INFO: task kworker/1:349:4663 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.855586][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.855669][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.855735][ T32] Call trace: [ 1334.855814][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.855867][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.855891][ T32] r4:00000000 [ 1334.855932][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.855975][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.856032][ T32] dd20: a72b9000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.856085][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.856142][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.856171][ T32] r5:800f0013 r4:80239bb0 [ 1334.856191][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.856241][ T32] r4:82ac21e4 [ 1334.856284][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.856330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.856392][ T32] r4:e05addc0 [ 1334.856416][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.856460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.856482][ T32] r4:00000000 [ 1334.856502][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.856547][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.856601][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.856666][ T32] r5:00001000 r4:dfd07000 [ 1334.856689][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.856729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.856771][ T32] r5:84be078c r4:84be0400 [ 1334.856791][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.856857][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.856884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.856932][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.856954][ T32] r4:84bbbf00 [ 1334.856982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.857073][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.857114][ T32] r4:00000001 [ 1334.857135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.857170][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.857196][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.857248][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.857337][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.857375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.857406][ T32] r4:84ba87c0 [ 1334.857426][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.857451][ T32] INFO: task kworker/0:422:4666 blocked for more than 461 seconds. [ 1334.857494][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.857520][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.857541][ T32] task:kworker/0:422 state:D stack:0 pid:4666 tgid:4666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.857604][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.857659][ T32] Call trace: [ 1334.857689][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.857736][ T32] r10:8291a684 r9:eb079d84 r8:00000002 r7:60000113 r6:eb079d8c r5:852c9800 [ 1334.857758][ T32] r4:852c9800 [ 1334.857777][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.857819][ T32] r5:852c9800 r4:8291a680 [ 1334.857854][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.857916][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.857963][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb079e08 [ 1334.857986][ T32] r4:00000000 [ 1334.858032][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.858082][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.872427][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.872512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dca00 [ 1334.872538][ T32] r4:00000000 [ 1334.872559][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.872607][ T32] r9:83018005 r8:852c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1334.872630][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.872674][ T32] r5:00001000 r4:ead99000 [ 1334.872710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.872754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.872798][ T32] r5:852f8b8c r4:852f8800 [ 1334.872818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.872893][ T32] r7:dddced80 r6:83018000 r5:852f8b8c r4:853d2e00 [ 1334.872926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.872975][ T32] r10:61c88647 r9:852c9800 r8:853d2e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.872998][ T32] r4:853d2e00 [ 1334.873017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.873073][ T32] r10:00000000 r9:853d2e00 r8:80287e08 r7:eb061e60 r6:853d2e80 r5:852c9800 [ 1334.873128][ T32] r4:00000001 [ 1334.873152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.873192][ T32] Exception stack(0xeb079fb0 to 0xeb079ff8) [ 1334.873222][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.873251][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.873276][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.873327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.873353][ T32] r4:853dc4c0 [ 1334.873765][ T32] INFO: task kworker/0:422:4666 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.873813][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.873922][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.873971][ T32] Call trace: [ 1334.874038][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.874144][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.874171][ T32] r4:00000000 [ 1334.874203][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.874257][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.874289][ T32] dd20: a7508000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.874317][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.874363][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.874398][ T32] r5:800f0013 r4:80239bb0 [ 1334.874432][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.874477][ T32] r4:82ac21e4 [ 1334.874498][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.874540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.874563][ T32] r4:e05addc0 [ 1334.874582][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.874622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.874656][ T32] r4:00000000 [ 1334.874676][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.874735][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.874760][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.874823][ T32] r5:00001000 r4:dfd07000 [ 1334.874846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.874911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.874957][ T32] r5:84be078c r4:84be0400 [ 1334.874976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.875023][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.875045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.875091][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.875113][ T32] r4:84bbbf00 [ 1334.875133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.875177][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.875199][ T32] r4:00000001 [ 1334.875217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.875253][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.875278][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.875326][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.875356][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.875400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.875425][ T32] r4:84ba87c0 [ 1334.875461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.875494][ T32] INFO: task kworker/0:423:4668 blocked for more than 461 seconds. [ 1334.875539][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.875618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.875653][ T32] task:kworker/0:423 state:D stack:0 pid:4668 tgid:4668 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.875704][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.875760][ T32] Call trace: [ 1334.875791][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.875838][ T32] r10:8291a684 r9:eb041d84 r8:00000002 r7:60000113 r6:eb041d8c r5:852ca400 [ 1334.875861][ T32] r4:852ca400 [ 1334.875880][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.875931][ T32] r5:852ca400 r4:8291a680 [ 1334.875954][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.876035][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.876081][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb041e08 [ 1334.876145][ T32] r4:00000000 [ 1334.876170][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.876205][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.876240][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.876280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dc7c0 [ 1334.876302][ T32] r4:00000000 [ 1334.876321][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.876375][ T32] r9:83018005 r8:852ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1334.876404][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.876446][ T32] r5:00001000 r4:ead39000 [ 1334.876487][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.876529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.876571][ T32] r5:853a1b8c r4:853a1800 [ 1334.876591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.876652][ T32] r7:dddced80 r6:83018000 r5:853a1b8c r4:853d2f00 [ 1334.876676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.876724][ T32] r10:61c88647 r9:852ca400 r8:853d2f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.876746][ T32] r4:853d2f00 [ 1334.876765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.876821][ T32] r10:00000000 r9:853d2f00 r8:80287e08 r7:eb079e60 r6:853d2f80 r5:852ca400 [ 1334.876847][ T32] r4:00000001 [ 1334.876867][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.876902][ T32] Exception stack(0xeb041fb0 to 0xeb041ff8) [ 1334.876928][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.876955][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.876988][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.877019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.877041][ T32] r4:853dc5c0 [ 1334.877250][ T32] INFO: task kworker/0:423:4668 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.877283][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.877373][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.877424][ T32] Call trace: [ 1334.877463][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.877516][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.877540][ T32] r4:00000000 [ 1334.877574][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.877636][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.877666][ T32] dd20: a7508000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.877717][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.877746][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.877770][ T32] r5:800f0013 r4:80239bb0 [ 1334.877810][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.877852][ T32] r4:82ac21e4 [ 1334.877872][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.877914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.877945][ T32] r4:e05addc0 [ 1334.877968][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.878010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.878032][ T32] r4:00000000 [ 1334.878086][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.894419][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.894470][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.894539][ T32] r5:00001000 r4:dfd07000 [ 1334.894561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.894602][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.894654][ T32] r5:84be078c r4:84be0400 [ 1334.894687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.894738][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.894769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.894822][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.894865][ T32] r4:84bbbf00 [ 1334.894915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.894967][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.894989][ T32] r4:00000001 [ 1334.895009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.895046][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.895076][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.895104][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.895136][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.895178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.895203][ T32] r4:84ba87c0 [ 1334.895251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.895284][ T32] INFO: task kworker/0:424:4671 blocked for more than 461 seconds. [ 1334.895317][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.895343][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.895367][ T32] task:kworker/0:424 state:D stack:0 pid:4671 tgid:4671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.895453][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.895503][ T32] Call trace: [ 1334.895581][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.895635][ T32] r10:8291a684 r9:eb1f5d84 r8:00000002 r7:60000113 r6:eb1f5d8c r5:852cb000 [ 1334.895659][ T32] r4:852cb000 [ 1334.895679][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.895721][ T32] r5:852cb000 r4:8291a680 [ 1334.895741][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.895780][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.895822][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f5e08 [ 1334.895844][ T32] r4:00000000 [ 1334.895885][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.895933][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.895971][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.896032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dc800 [ 1334.896058][ T32] r4:00000000 [ 1334.896077][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.896122][ T32] r9:83018005 r8:852cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1334.896143][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.896194][ T32] r5:00001000 r4:ead63000 [ 1334.896235][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.896279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.896321][ T32] r5:852f838c r4:852f8000 [ 1334.896340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.896389][ T32] r7:dddced80 r6:83018000 r5:852f838c r4:853e1000 [ 1334.896410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.896457][ T32] r10:61c88647 r9:852cb000 r8:853e102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.896478][ T32] r4:853e1000 [ 1334.896497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.896541][ T32] r10:00000000 r9:853e1000 r8:80287e08 r7:eb079e60 r6:853e1080 r5:852cb000 [ 1334.896562][ T32] r4:00000001 [ 1334.896582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.896617][ T32] Exception stack(0xeb1f5fb0 to 0xeb1f5ff8) [ 1334.896643][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.896691][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.896722][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.896762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.896795][ T32] r4:853dc5c0 [ 1334.897193][ T32] INFO: task kworker/0:424:4671 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.897227][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.897282][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.897350][ T32] Call trace: [ 1334.897387][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.897439][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.897463][ T32] r4:00000000 [ 1334.897482][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.897521][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.897548][ T32] dd20: a79d8000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.897576][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.897601][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.897625][ T32] r5:800f0013 r4:80239bb0 [ 1334.897645][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.897709][ T32] r4:82ac21e4 [ 1334.897773][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.897820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.897863][ T32] r4:e05addc0 [ 1334.897887][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.897929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.897952][ T32] r4:00000000 [ 1334.898025][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.898079][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.898172][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.908596][ T32] r5:00001000 r4:dfd07000 [ 1334.908644][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.908711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.908756][ T32] r5:84be078c r4:84be0400 [ 1334.908777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.908825][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.908846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.908893][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.908915][ T32] r4:84bbbf00 [ 1334.908934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.908980][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.909003][ T32] r4:00000001 [ 1334.909022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.909058][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.909087][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.909115][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.909141][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.909192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.909218][ T32] r4:84ba87c0 [ 1334.909242][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.909272][ T32] INFO: task kworker/1:350:4672 blocked for more than 461 seconds. [ 1334.909304][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.909329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.909372][ T32] task:kworker/1:350 state:D stack:0 pid:4672 tgid:4672 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.909440][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.909518][ T32] Call trace: [ 1334.909566][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.909627][ T32] r10:8291a684 r9:eb1fdd84 r8:00000002 r7:60000013 r6:eb1fdd8c r5:852cbc00 [ 1334.909655][ T32] r4:852cbc00 [ 1334.909675][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.909718][ T32] r5:852cbc00 r4:8291a680 [ 1334.909737][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.909776][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.909816][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1fde08 [ 1334.909862][ T32] r4:00000000 [ 1334.909884][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.909939][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.909980][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.910041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3bc0 [ 1334.910089][ T32] r4:00000000 [ 1334.910111][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.910158][ T32] r9:83018205 r8:852cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1334.910179][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.910220][ T32] r5:00001000 r4:eafbd000 [ 1334.910239][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.910299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.910345][ T32] r5:852f938c r4:852f9000 [ 1334.910406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.910456][ T32] r7:ddde2d80 r6:83018200 r5:852f938c r4:853e8280 [ 1334.910496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.910566][ T32] r10:61c88647 r9:852cbc00 r8:853e82ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.910614][ T32] r4:853e8280 [ 1334.910636][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.910681][ T32] r10:00000000 r9:853e8280 r8:80287e08 r7:eb0b9e60 r6:853e1100 r5:852cbc00 [ 1334.910713][ T32] r4:00000001 [ 1334.910735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.910770][ T32] Exception stack(0xeb1fdfb0 to 0xeb1fdff8) [ 1334.910796][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.910823][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.910849][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.910911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.910936][ T32] r4:853e3540 [ 1334.911323][ T32] INFO: task kworker/1:350:4672 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.911356][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.911442][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.911488][ T32] Call trace: [ 1334.911516][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.911620][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.911660][ T32] r4:00000000 [ 1334.911728][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.911796][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.911831][ T32] dd20: a7bf6000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.911860][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.911893][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.911948][ T32] r5:800f0013 r4:80239bb0 [ 1334.911991][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.912037][ T32] r4:82ac21e4 [ 1334.912060][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.912105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.912152][ T32] r4:e05addc0 [ 1334.912189][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.912268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.912297][ T32] r4:00000000 [ 1334.912319][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.912374][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.912451][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.912507][ T32] r5:00001000 r4:dfd07000 [ 1334.912535][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.912609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.912691][ T32] r5:84be078c r4:84be0400 [ 1334.912724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.912785][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.912808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.912855][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.912909][ T32] r4:84bbbf00 [ 1334.912947][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.913016][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.913057][ T32] r4:00000001 [ 1334.913101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.913173][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.913207][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.913238][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.913276][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.913309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.913334][ T32] r4:84ba87c0 [ 1334.913355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.913391][ T32] INFO: task kworker/1:351:4674 blocked for more than 461 seconds. [ 1334.913423][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.913459][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.913492][ T32] task:kworker/1:351 state:D stack:0 pid:4674 tgid:4674 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.913541][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.913602][ T32] Call trace: [ 1334.913670][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.913745][ T32] r10:8291a684 r9:eb201d84 r8:00000002 r7:60000013 r6:eb201d8c r5:852cc800 [ 1334.913774][ T32] r4:852cc800 [ 1334.913796][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.913842][ T32] r5:852cc800 r4:8291a680 [ 1334.913885][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.913931][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.913977][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb201e08 [ 1334.914025][ T32] r4:00000000 [ 1334.914052][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.914100][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.914140][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.914207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3a80 [ 1334.914252][ T32] r4:00000000 [ 1334.914274][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.914323][ T32] r9:83018205 r8:852cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.914364][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.914425][ T32] r5:00001000 r4:eae07000 [ 1334.914461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.914506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.914566][ T32] r5:852f8f8c r4:852f8c00 [ 1334.914591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.914643][ T32] r7:ddde2d80 r6:83018200 r5:852f8f8c r4:853e8300 [ 1334.914665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.914713][ T32] r10:61c88647 r9:852cc800 r8:853e832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.914737][ T32] r4:853e8300 [ 1334.914756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.914833][ T32] r10:00000000 r9:853e8300 r8:80287e08 r7:eb1fde60 r6:853e1180 r5:852cc800 [ 1334.914883][ T32] r4:00000001 [ 1334.914908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.914946][ T32] Exception stack(0xeb201fb0 to 0xeb201ff8) [ 1334.914974][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.915006][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.915071][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.915105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.915140][ T32] r4:853e3500 [ 1334.915370][ T32] INFO: task kworker/1:351:4674 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.915420][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.915479][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.915529][ T32] Call trace: [ 1334.915650][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.915712][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.915738][ T32] r4:00000000 [ 1334.915767][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.915812][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.915841][ T32] dd20: a7bf6000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.915871][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.915897][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.915921][ T32] r5:800f0013 r4:80239bb0 [ 1334.915941][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.916001][ T32] r4:82ac21e4 [ 1334.916036][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.916084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.916109][ T32] r4:e05addc0 [ 1334.916129][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.916173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.916216][ T32] r4:00000000 [ 1334.916243][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.916291][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.916314][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.916358][ T32] r5:00001000 r4:dfd07000 [ 1334.916384][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.916438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.916485][ T32] r5:84be078c r4:84be0400 [ 1334.916506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.916556][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.916579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.916629][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.916654][ T32] r4:84bbbf00 [ 1334.916672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.916719][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.916746][ T32] r4:00000001 [ 1334.916766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.916823][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.916865][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.916895][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.916943][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.916979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.917004][ T32] r4:84ba87c0 [ 1334.917026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.917052][ T32] INFO: task kworker/0:425:4676 blocked for more than 461 seconds. [ 1334.917081][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.917105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.917126][ T32] task:kworker/0:425 state:D stack:0 pid:4676 tgid:4676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.917188][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.917234][ T32] Call trace: [ 1334.917265][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.917312][ T32] r10:8291a684 r9:eb1f9d84 r8:00000002 r7:60000113 r6:eb1f9d8c r5:852cd400 [ 1334.917359][ T32] r4:852cd400 [ 1334.917384][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.917433][ T32] r5:852cd400 r4:8291a680 [ 1334.917453][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.917495][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.917540][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f9e08 [ 1334.917565][ T32] r4:00000000 [ 1334.917586][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.917622][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.917662][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.917705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dcc40 [ 1334.917730][ T32] r4:00000000 [ 1334.917751][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.917797][ T32] r9:83018005 r8:852cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1334.917821][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.917865][ T32] r5:00001000 r4:eadc1000 [ 1334.917901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.917955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.918000][ T32] r5:853a1f8c r4:853a1c00 [ 1334.918021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.918076][ T32] r7:dddced80 r6:83018000 r5:853a1f8c r4:853e1200 [ 1334.942583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.942765][ T32] r10:61c88647 r9:852cd400 r8:853e122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.942800][ T32] r4:853e1200 [ 1334.942825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.942877][ T32] r10:00000000 r9:853e1200 r8:80287e08 r7:eb079e60 r6:853e1280 r5:852cd400 [ 1334.942949][ T32] r4:00000001 [ 1334.942978][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.943023][ T32] Exception stack(0xeb1f9fb0 to 0xeb1f9ff8) [ 1334.943056][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.943088][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.943127][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.943164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.943190][ T32] r4:853dcb80 [ 1334.943682][ T32] INFO: task kworker/0:425:4676 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.943740][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.943832][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.943886][ T32] Call trace: [ 1334.943919][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.943994][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.944029][ T32] r4:00000000 [ 1334.944072][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.944117][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.944148][ T32] dd20: a802e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.944187][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.944247][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.944276][ T32] r5:800f0013 r4:80239bb0 [ 1334.944300][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.944345][ T32] r4:82ac21e4 [ 1334.944399][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.944456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.944501][ T32] r4:e05addc0 [ 1334.944526][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.944569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.944594][ T32] r4:00000000 [ 1334.944614][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.944669][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.944693][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.944736][ T32] r5:00001000 r4:dfd07000 [ 1334.944756][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.944797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.944840][ T32] r5:84be078c r4:84be0400 [ 1334.944861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.944909][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.944932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.944980][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.945024][ T32] r4:84bbbf00 [ 1334.945049][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.945096][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.945128][ T32] r4:00000001 [ 1334.945152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.945188][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.945216][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.945255][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.945291][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.945342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.945388][ T32] r4:84ba87c0 [ 1334.945414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.945446][ T32] INFO: task kworker/0:426:4678 blocked for more than 461 seconds. [ 1334.945479][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.945525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.945551][ T32] task:kworker/0:426 state:D stack:0 pid:4678 tgid:4678 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.945608][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.945654][ T32] Call trace: [ 1334.945685][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.945731][ T32] r10:8291a684 r9:eb205d84 r8:00000002 r7:60000113 r6:eb205d8c r5:852ce000 [ 1334.945764][ T32] r4:852ce000 [ 1334.945788][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.945832][ T32] r5:852ce000 r4:8291a680 [ 1334.945852][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.945914][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.945962][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb205e08 [ 1334.945988][ T32] r4:00000000 [ 1334.946009][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.946066][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.946151][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.946197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e68c0 [ 1334.946220][ T32] r4:00000000 [ 1334.946241][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.946287][ T32] r9:83018005 r8:852ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1334.946325][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.946390][ T32] r5:00001000 r4:e0081000 [ 1334.946415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.946456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.946499][ T32] r5:853a2f8c r4:853a2c00 [ 1334.946540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.946591][ T32] r7:dddced80 r6:83018000 r5:853a2f8c r4:853e1300 [ 1334.946614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.946663][ T32] r10:61c88647 r9:852ce000 r8:853e132c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.946704][ T32] r4:853e1300 [ 1334.946728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.946775][ T32] r10:00000000 r9:853e1300 r8:80287e08 r7:eb1f9e60 r6:853e1380 r5:852ce000 [ 1334.946798][ T32] r4:00000001 [ 1334.946839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.946900][ T32] Exception stack(0xeb205fb0 to 0xeb205ff8) [ 1334.946931][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.946960][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.947011][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.947055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.947082][ T32] r4:853dcac0 [ 1334.947331][ T32] INFO: task kworker/0:426:4678 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.947391][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.947615][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.947695][ T32] Call trace: [ 1334.947733][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.947791][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.947848][ T32] r4:00000000 [ 1334.947877][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.947921][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.947952][ T32] dd20: a802e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.947984][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.948011][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.948036][ T32] r5:800f0013 r4:80239bb0 [ 1334.948059][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.948177][ T32] r4:82ac21e4 [ 1334.966040][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.966196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.966334][ T32] r4:e05addc0 [ 1334.966370][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.966425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.966450][ T32] r4:00000000 [ 1334.966481][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.966534][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.966580][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.966656][ T32] r5:00001000 r4:dfd07000 [ 1334.966681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.966723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.966786][ T32] r5:84be078c r4:84be0400 [ 1334.966811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.966903][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.966951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.967005][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.967029][ T32] r4:84bbbf00 [ 1334.967051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.967099][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.967122][ T32] r4:00000001 [ 1334.967185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.967235][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.967288][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.967321][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.967349][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.967383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.967428][ T32] r4:84ba87c0 [ 1334.967456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.967499][ T32] INFO: task kworker/0:427:4680 blocked for more than 461 seconds. [ 1334.967535][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.967612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.967646][ T32] task:kworker/0:427 state:D stack:0 pid:4680 tgid:4680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.967759][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.967875][ T32] Call trace: [ 1334.967924][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.968003][ T32] r10:8291a684 r9:eb20dd84 r8:00000002 r7:60000113 r6:eb20dd8c r5:852cec00 [ 1334.968031][ T32] r4:852cec00 [ 1334.968076][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.972619][ T32] r5:852cec00 r4:8291a680 [ 1334.972663][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.972720][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.972786][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb20de08 [ 1334.972813][ T32] r4:00000000 [ 1334.972833][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.972869][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.972917][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.972962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e66c0 [ 1334.972995][ T32] r4:00000000 [ 1334.973018][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.973085][ T32] r9:83018005 r8:852cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1334.973111][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.973156][ T32] r5:00001000 r4:dfd75000 [ 1334.973177][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.973216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.973258][ T32] r5:853a278c r4:853a2400 [ 1334.973299][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.973359][ T32] r7:dddced80 r6:83018000 r5:853a278c r4:853e1400 [ 1334.973387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.973436][ T32] r10:61c88647 r9:852cec00 r8:853e142c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.973480][ T32] r4:853e1400 [ 1334.973504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.973551][ T32] r10:00000000 r9:853e1400 r8:80287e08 r7:eb205e60 r6:853e1480 r5:852cec00 [ 1334.973596][ T32] r4:00000001 [ 1334.973619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.973657][ T32] Exception stack(0xeb20dfb0 to 0xeb20dff8) [ 1334.973728][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.973760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.973808][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.973840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.973862][ T32] r4:853dcac0 [ 1334.974292][ T32] INFO: task kworker/0:427:4680 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.974338][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.974415][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.974511][ T32] Call trace: [ 1334.974547][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.974599][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.974623][ T32] r4:00000000 [ 1334.974646][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.974686][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.974714][ T32] dd20: a85bf000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.974765][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.974794][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.974818][ T32] r5:800f0013 r4:80239bb0 [ 1334.974839][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.974911][ T32] r4:82ac21e4 [ 1334.974965][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.975034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.975062][ T32] r4:e05addc0 [ 1334.975082][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.975123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.975155][ T32] r4:00000000 [ 1334.975199][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.975257][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.975282][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.975326][ T32] r5:00001000 r4:dfd07000 [ 1334.975391][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.975484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.975577][ T32] r5:84be078c r4:84be0400 [ 1334.975612][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.975668][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.975692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.975742][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.975767][ T32] r4:84bbbf00 [ 1334.975789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.975849][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.975896][ T32] r4:00000001 [ 1334.975918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.975957][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.975984][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.976059][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.976102][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.976134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.976179][ T32] r4:84ba87c0 [ 1334.976207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.976261][ T32] INFO: task kworker/1:352:4681 blocked for more than 461 seconds. [ 1334.976320][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.976352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.976375][ T32] task:kworker/1:352 state:D stack:0 pid:4681 tgid:4681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.976445][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.976515][ T32] Call trace: [ 1334.976573][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.976630][ T32] r10:8291a684 r9:eb211d84 r8:00000002 r7:60000113 r6:eb211d8c r5:85348000 [ 1334.976658][ T32] r4:85348000 [ 1334.976679][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.976724][ T32] r5:85348000 r4:8291a680 [ 1334.976744][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.976784][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.976837][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb211e08 [ 1334.976865][ T32] r4:00000000 [ 1334.976886][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.976923][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.976957][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.976999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3d80 [ 1334.977021][ T32] r4:00000000 [ 1334.977042][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.977088][ T32] r9:83018205 r8:85348000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1334.977111][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.977155][ T32] r5:00001000 r4:eb065000 [ 1334.977195][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.977243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.977286][ T32] r5:852f978c r4:852f9400 [ 1334.977307][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.977376][ T32] r7:ddde2d80 r6:83018200 r5:852f978c r4:853e8380 [ 1334.977447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.977502][ T32] r10:61c88647 r9:85348000 r8:853e83ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.977529][ T32] r4:853e8380 [ 1334.977559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.977609][ T32] r10:00000000 r9:853e8380 r8:80287e08 r7:eb1fde60 r6:853e1500 r5:85348000 [ 1334.977634][ T32] r4:00000001 [ 1334.977668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.977708][ T32] Exception stack(0xeb211fb0 to 0xeb211ff8) [ 1334.977755][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.977807][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.977884][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.977920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.977966][ T32] r4:853e3980 [ 1334.995194][ T32] INFO: task kworker/1:352:4681 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1334.995323][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.995455][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.995528][ T32] Call trace: [ 1334.995610][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.995675][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1334.995702][ T32] r4:00000000 [ 1334.995724][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.995766][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1334.995797][ T32] dd20: a8a4e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1334.995826][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1334.995873][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.995905][ T32] r5:800f0013 r4:80239bb0 [ 1334.995928][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.996016][ T32] r4:82ac21e4 [ 1334.996043][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.996088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1334.996128][ T32] r4:e05addc0 [ 1334.996196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.996242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1334.996328][ T32] r4:00000000 [ 1334.996354][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.996410][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.996434][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.996480][ T32] r5:00001000 r4:dfd07000 [ 1334.996524][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.996755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.996832][ T32] r5:84be078c r4:84be0400 [ 1334.996859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.996911][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1334.996934][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.996983][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.997004][ T32] r4:84bbbf00 [ 1334.997025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.997072][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1334.997095][ T32] r4:00000001 [ 1334.997116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.997161][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1334.997187][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.997216][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.997242][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.997273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.997295][ T32] r4:84ba87c0 [ 1334.997341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.997385][ T32] INFO: task kworker/1:353:4683 blocked for more than 461 seconds. [ 1334.997422][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.997448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.997469][ T32] task:kworker/1:353 state:D stack:0 pid:4683 tgid:4683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.997541][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.997592][ T32] Call trace: [ 1334.997622][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.997674][ T32] r10:8291a684 r9:eb219d84 r8:00000002 r7:60000113 r6:eb219d8c r5:85348c00 [ 1334.997709][ T32] r4:85348c00 [ 1334.997744][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.997794][ T32] r5:85348c00 r4:8291a680 [ 1334.997816][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.997857][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.997900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb219e08 [ 1334.997924][ T32] r4:00000000 [ 1334.997945][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.997981][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.998015][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.998056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3e40 [ 1334.998097][ T32] r4:00000000 [ 1335.003875][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.003975][ T32] r9:83018205 r8:85348c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.004002][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.004050][ T32] r5:00001000 r4:eb089000 [ 1335.004070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.004110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.004151][ T32] r5:852f9b8c r4:852f9800 [ 1335.004190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.004243][ T32] r7:ddde2d80 r6:83018200 r5:852f9b8c r4:853e8400 [ 1335.004283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.004336][ T32] r10:61c88647 r9:85348c00 r8:853e842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.004358][ T32] r4:853e8400 [ 1335.004385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.004435][ T32] r10:00000000 r9:853e8400 r8:80287e08 r7:eb211e60 r6:853e1580 r5:85348c00 [ 1335.004458][ T32] r4:00000001 [ 1335.004477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.004513][ T32] Exception stack(0xeb219fb0 to 0xeb219ff8) [ 1335.004541][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.004570][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.004619][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.004661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.004686][ T32] r4:853e3b40 [ 1335.005059][ T32] INFO: task kworker/1:353:4683 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.005093][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.005180][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.005228][ T32] Call trace: [ 1335.005258][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.005309][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.005332][ T32] r4:00000000 [ 1335.005352][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.005421][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.005453][ T32] dd20: a8a4e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.005482][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.005507][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.005530][ T32] r5:800f0013 r4:80239bb0 [ 1335.005550][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.005591][ T32] r4:82ac21e4 [ 1335.005645][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.005691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.005723][ T32] r4:e05addc0 [ 1335.005745][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.005787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.005819][ T32] r4:00000000 [ 1335.005842][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.005887][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.005909][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.005951][ T32] r5:00001000 r4:dfd07000 [ 1335.005970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.006009][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.006049][ T32] r5:84be078c r4:84be0400 [ 1335.006068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.006140][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.006191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.006243][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.006266][ T32] r4:84bbbf00 [ 1335.006304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.006355][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.006382][ T32] r4:00000001 [ 1335.006421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.006486][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.006515][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.006542][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.006569][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.006597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.006656][ T32] r4:84ba87c0 [ 1335.006682][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.006752][ T32] INFO: task kworker/1:354:4686 blocked for more than 461 seconds. [ 1335.006825][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.006853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.006875][ T32] task:kworker/1:354 state:D stack:0 pid:4686 tgid:4686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.006933][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.006996][ T32] Call trace: [ 1335.007028][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.007075][ T32] r10:8291a684 r9:eb235d84 r8:00000002 r7:60000113 r6:eb235d8c r5:85349800 [ 1335.007097][ T32] r4:85349800 [ 1335.007117][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.007159][ T32] r5:85349800 r4:8291a680 [ 1335.007180][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.007218][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.007260][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb235e08 [ 1335.007282][ T32] r4:00000000 [ 1335.007354][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.007399][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.007434][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.007474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dcf00 [ 1335.007497][ T32] r4:00000000 [ 1335.007517][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.007650][ T32] r9:83018205 r8:85349800 r7:00000000 r6:83018200 r5:00001000 r4:7f015000 [ 1335.007689][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.007736][ T32] r5:00001000 r4:df9e3000 [ 1335.007775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.007818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.007891][ T32] r5:852fab8c r4:852fa800 [ 1335.007924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.008008][ T32] r7:ddde2d80 r6:83018200 r5:852fab8c r4:853e8480 [ 1335.008032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.021018][ T32] r10:61c88647 r9:85349800 r8:853e84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.021090][ T32] r4:853e8480 [ 1335.021116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.021181][ T32] r10:00000000 r9:853e8480 r8:80287e08 r7:eb219e60 r6:853e1600 r5:85349800 [ 1335.021206][ T32] r4:00000001 [ 1335.021226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.021263][ T32] Exception stack(0xeb235fb0 to 0xeb235ff8) [ 1335.021291][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.021318][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.021367][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.021405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.021429][ T32] r4:853e3cc0 [ 1335.021814][ T32] INFO: task kworker/1:354:4686 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.021873][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.021968][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.022045][ T32] Call trace: [ 1335.022081][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.022134][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.022179][ T32] r4:00000000 [ 1335.022203][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.022243][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.022271][ T32] dd20: a9058000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.022299][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.022324][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.022347][ T32] r5:800f0013 r4:80239bb0 [ 1335.022388][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.022435][ T32] r4:82ac21e4 [ 1335.022463][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.022567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.022617][ T32] r4:e05addc0 [ 1335.022688][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.022747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.022797][ T32] r4:00000000 [ 1335.022846][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.022923][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.022951][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.022998][ T32] r5:00001000 r4:dfd07000 [ 1335.023020][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.023063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.023132][ T32] r5:84be078c r4:84be0400 [ 1335.023159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.023246][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.023275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.023338][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.023365][ T32] r4:84bbbf00 [ 1335.023392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.023442][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.023465][ T32] r4:00000001 [ 1335.023506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.023607][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.023673][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.023709][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.023738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.023780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.023851][ T32] r4:84ba87c0 [ 1335.023912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.023957][ T32] INFO: task kworker/1:355:4688 blocked for more than 461 seconds. [ 1335.024016][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.024058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.024089][ T32] task:kworker/1:355 state:D stack:0 pid:4688 tgid:4688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.024139][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.024204][ T32] Call trace: [ 1335.024273][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.024324][ T32] r10:8291a684 r9:eb23dd84 r8:00000002 r7:60000013 r6:eb23dd8c r5:8534bc00 [ 1335.024350][ T32] r4:8534bc00 [ 1335.024396][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.024449][ T32] r5:8534bc00 r4:8291a680 [ 1335.024484][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.024530][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.024597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb23de08 [ 1335.024624][ T32] r4:00000000 [ 1335.024665][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.024749][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.024792][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.024859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3f80 [ 1335.024925][ T32] r4:00000000 [ 1335.024950][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.024997][ T32] r9:83018205 r8:8534bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.025039][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.025088][ T32] r5:00001000 r4:eb0a9000 [ 1335.025110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.025154][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.025220][ T32] r5:852f9f8c r4:852f9c00 [ 1335.025245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.025297][ T32] r7:ddde2d80 r6:83018200 r5:852f9f8c r4:853e8500 [ 1335.025319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.025369][ T32] r10:61c88647 r9:8534bc00 r8:853e852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.025411][ T32] r4:853e8500 [ 1335.025450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.025501][ T32] r10:00000000 r9:853e8500 r8:80287e08 r7:eb235e60 r6:853e1680 r5:8534bc00 [ 1335.025535][ T32] r4:00000001 [ 1335.025587][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.025691][ T32] Exception stack(0xeb23dfb0 to 0xeb23dff8) [ 1335.025724][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.025755][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.025781][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.025811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.025845][ T32] r4:853e3cc0 [ 1335.026033][ T32] INFO: task kworker/1:355:4688 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.026068][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.026123][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.026179][ T32] Call trace: [ 1335.026208][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.026260][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.026285][ T32] r4:00000000 [ 1335.026305][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.026344][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.026373][ T32] dd20: a9058000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.026410][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.026452][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.026483][ T32] r5:800f0013 r4:80239bb0 [ 1335.026505][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.026558][ T32] r4:82ac21e4 [ 1335.026605][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.026658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.026683][ T32] r4:e05addc0 [ 1335.026724][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.026773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.026797][ T32] r4:00000000 [ 1335.026830][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.026881][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.026926][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.026974][ T32] r5:00001000 r4:dfd07000 [ 1335.026996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.027056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.027104][ T32] r5:84be078c r4:84be0400 [ 1335.027148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.027203][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.027225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.027290][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.027369][ T32] r4:84bbbf00 [ 1335.027421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.027495][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.027522][ T32] r4:00000001 [ 1335.027572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.027633][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.027663][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.027693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.027721][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.027751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.027774][ T32] r4:84ba87c0 [ 1335.027796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.027822][ T32] INFO: task kworker/1:356:4689 blocked for more than 461 seconds. [ 1335.027852][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.027876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.027897][ T32] task:kworker/1:356 state:D stack:0 pid:4689 tgid:4689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.027943][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.028005][ T32] Call trace: [ 1335.028038][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.048767][ T32] r10:8291a684 r9:eb241d84 r8:00000002 r7:60000113 r6:eb241d8c r5:8534a400 [ 1335.048825][ T32] r4:8534a400 [ 1335.048887][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.048955][ T32] r5:8534a400 r4:8291a680 [ 1335.048977][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.049018][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.049074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb241e08 [ 1335.049115][ T32] r4:00000000 [ 1335.049141][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.049209][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.049351][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.049409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3680 [ 1335.049434][ T32] r4:00000000 [ 1335.049456][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.049514][ T32] r9:83018205 r8:8534a400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1335.049568][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.049649][ T32] r5:00001000 r4:eb0d9000 [ 1335.049697][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.049747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.049791][ T32] r5:852fa38c r4:852fa000 [ 1335.049814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.049881][ T32] r7:ddde2d80 r6:83018200 r5:852fa38c r4:853e8580 [ 1335.049927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.049983][ T32] r10:61c88647 r9:8534a400 r8:853e85ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.050008][ T32] r4:853e8580 [ 1335.050039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.050092][ T32] r10:00000000 r9:853e8580 r8:80287e08 r7:eb235e60 r6:853e1700 r5:8534a400 [ 1335.050116][ T32] r4:00000001 [ 1335.050136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.050206][ T32] Exception stack(0xeb241fb0 to 0xeb241ff8) [ 1335.050269][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.050303][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.050332][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.050403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.050439][ T32] r4:853e3e00 [ 1335.050799][ T32] INFO: task kworker/1:356:4689 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.050836][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.050947][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.051023][ T32] Call trace: [ 1335.051087][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.051152][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.051201][ T32] r4:00000000 [ 1335.051224][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.051285][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.051317][ T32] dd20: a931f000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.051345][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.051370][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.051421][ T32] r5:800f0013 r4:80239bb0 [ 1335.051468][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.051511][ T32] r4:82ac21e4 [ 1335.051532][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.051643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.051678][ T32] r4:e05addc0 [ 1335.051731][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.051781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.051829][ T32] r4:00000000 [ 1335.051870][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.051954][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.051980][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.052025][ T32] r5:00001000 r4:dfd07000 [ 1335.052045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.052104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.052184][ T32] r5:84be078c r4:84be0400 [ 1335.052209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.052260][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.052284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.052333][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.052409][ T32] r4:84bbbf00 [ 1335.052457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.052514][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.052537][ T32] r4:00000001 [ 1335.052556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.052612][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.052648][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.052698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.052730][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.052763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.052840][ T32] r4:84ba87c0 [ 1335.052867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.052896][ T32] INFO: task kworker/1:357:4692 blocked for more than 461 seconds. [ 1335.052932][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.052981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.053007][ T32] task:kworker/1:357 state:D stack:0 pid:4692 tgid:4692 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.053058][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.053101][ T32] Call trace: [ 1335.053143][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.053214][ T32] r10:8291a684 r9:eaef1d84 r8:00000002 r7:60000113 r6:eaef1d8c r5:8534c800 [ 1335.053244][ T32] r4:8534c800 [ 1335.053267][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.053313][ T32] r5:8534c800 r4:8291a680 [ 1335.053334][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.053374][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.053425][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef1e08 [ 1335.053447][ T32] r4:00000000 [ 1335.053467][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.053527][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.053567][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.053633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3280 [ 1335.053663][ T32] r4:00000000 [ 1335.053706][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.053771][ T32] r9:83018205 r8:8534c800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1335.053818][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.053870][ T32] r5:00001000 r4:eb1d1000 [ 1335.053893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.053934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.053999][ T32] r5:852fa78c r4:852fa400 [ 1335.054028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.054078][ T32] r7:ddde2d80 r6:83018200 r5:852fa78c r4:853e8600 [ 1335.054099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.054147][ T32] r10:61c88647 r9:8534c800 r8:853e862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.054171][ T32] r4:853e8600 [ 1335.054192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.054257][ T32] r10:00000000 r9:853e8600 r8:80287e08 r7:eb235e60 r6:853e1780 r5:8534c800 [ 1335.054285][ T32] r4:00000001 [ 1335.054307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.054344][ T32] Exception stack(0xeaef1fb0 to 0xeaef1ff8) [ 1335.054371][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.054418][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.054466][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.054501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.054568][ T32] r4:853e3640 [ 1335.054783][ T32] INFO: task kworker/1:357:4692 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.054818][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.054871][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.054915][ T32] Call trace: [ 1335.054965][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.055040][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.055067][ T32] r4:00000000 [ 1335.055101][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.055143][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.055171][ T32] dd20: a931f000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.055198][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.055245][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.055293][ T32] r5:800f0013 r4:80239bb0 [ 1335.055317][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.055381][ T32] r4:82ac21e4 [ 1335.055407][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.055449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.055503][ T32] r4:e05addc0 [ 1335.055526][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.055613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.055642][ T32] r4:00000000 [ 1335.055673][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.055743][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.055770][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.055835][ T32] r5:00001000 r4:dfd07000 [ 1335.055859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.055919][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.055964][ T32] r5:84be078c r4:84be0400 [ 1335.056004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.056072][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.056117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.056169][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.056222][ T32] r4:84bbbf00 [ 1335.056244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.056291][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.056314][ T32] r4:00000001 [ 1335.056333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.056367][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.056398][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.056428][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.056454][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.056491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.056516][ T32] r4:84ba87c0 [ 1335.056537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.056560][ T32] INFO: task kworker/1:358:4693 blocked for more than 461 seconds. [ 1335.056586][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.056608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.056630][ T32] task:kworker/1:358 state:D stack:0 pid:4693 tgid:4693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.056677][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.056718][ T32] Call trace: [ 1335.056749][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.056891][ T32] r10:8291a684 r9:eaf0dd84 r8:00000002 r7:60000013 r6:eaf0dd8c r5:8534d400 [ 1335.057090][ T32] r4:8534d400 [ 1335.057113][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.057205][ T32] r5:8534d400 r4:8291a680 [ 1335.057239][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.057281][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.057345][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf0de08 [ 1335.057369][ T32] r4:00000000 [ 1335.057394][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.057430][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.057464][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.057504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f22c0 [ 1335.057538][ T32] r4:00000000 [ 1335.057561][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.057605][ T32] r9:83018205 r8:8534d400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1335.057626][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.057670][ T32] r5:00001000 r4:e0797000 [ 1335.057690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.057728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.057769][ T32] r5:852faf8c r4:852fac00 [ 1335.057789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.057834][ T32] r7:ddde2d80 r6:83018200 r5:852faf8c r4:853e8680 [ 1335.057854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.057900][ T32] r10:61c88647 r9:8534d400 r8:853e86ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.057923][ T32] r4:853e8680 [ 1335.057941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.058006][ T32] r10:00000000 r9:853e8680 r8:80287e08 r7:eb235e60 r6:853e1800 r5:8534d400 [ 1335.058032][ T32] r4:00000001 [ 1335.058075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.058158][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1335.079981][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.080096][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.080222][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.080267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.080294][ T32] r4:853dc140 [ 1335.080780][ T32] INFO: task kworker/1:358:4693 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.080826][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.080927][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.081030][ T32] Call trace: [ 1335.081108][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.081188][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.081247][ T32] r4:00000000 [ 1335.081271][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.081314][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.081351][ T32] dd20: a971b000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.081384][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.081446][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.081474][ T32] r5:800f0013 r4:80239bb0 [ 1335.081496][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.081540][ T32] r4:82ac21e4 [ 1335.081560][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.081602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.081626][ T32] r4:e05addc0 [ 1335.081661][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.081709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.081734][ T32] r4:00000000 [ 1335.081753][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.081829][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.081866][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.081960][ T32] r5:00001000 r4:dfd07000 [ 1335.081996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.082039][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.082083][ T32] r5:84be078c r4:84be0400 [ 1335.082103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.082151][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.082173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.082221][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.082244][ T32] r4:84bbbf00 [ 1335.082264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.082310][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.082347][ T32] r4:00000001 [ 1335.082402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.082527][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.082588][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.082643][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.082680][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.082750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.082856][ T32] r4:84ba87c0 [ 1335.082889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.082934][ T32] INFO: task kworker/1:359:4695 blocked for more than 461 seconds. [ 1335.082970][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.082995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.083016][ T32] task:kworker/1:359 state:D stack:0 pid:4695 tgid:4695 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.083062][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.083104][ T32] Call trace: [ 1335.083143][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.083192][ T32] r10:8291a684 r9:eb239d84 r8:00000002 r7:60000013 r6:eb239d8c r5:8534e000 [ 1335.083215][ T32] r4:8534e000 [ 1335.083236][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.083279][ T32] r5:8534e000 r4:8291a680 [ 1335.083301][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.083383][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.083437][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb239e08 [ 1335.083460][ T32] r4:00000000 [ 1335.083481][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.083535][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.083619][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.083663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2e80 [ 1335.083686][ T32] r4:00000000 [ 1335.083707][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.083751][ T32] r9:83018205 r8:8534e000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.083773][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.083859][ T32] r5:00001000 r4:eae55000 [ 1335.083883][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.083925][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.083967][ T32] r5:852fbb8c r4:852fb800 [ 1335.084032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.084083][ T32] r7:ddde2d80 r6:83018200 r5:852fbb8c r4:853e8700 [ 1335.084103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.084153][ T32] r10:61c88647 r9:8534e000 r8:853e872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.084175][ T32] r4:853e8700 [ 1335.084253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.084411][ T32] r10:00000000 r9:853e8700 r8:80287e08 r7:eaf0de60 r6:853e1880 r5:8534e000 [ 1335.084578][ T32] r4:00000001 [ 1335.084603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.084639][ T32] Exception stack(0xeb239fb0 to 0xeb239ff8) [ 1335.084665][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.084693][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.084731][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.084795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.084821][ T32] r4:853dc140 [ 1335.085101][ T32] INFO: task kworker/1:359:4695 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.085137][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.085193][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.085237][ T32] Call trace: [ 1335.085285][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.085339][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.085392][ T32] r4:00000000 [ 1335.085421][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.085462][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.085490][ T32] dd20: a971b000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.085549][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.085578][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.085631][ T32] r5:800f0013 r4:80239bb0 [ 1335.085687][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.085748][ T32] r4:82ac21e4 [ 1335.085799][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.085848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.085901][ T32] r4:e05addc0 [ 1335.085925][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.085988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.086015][ T32] r4:00000000 [ 1335.086063][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.086113][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.086163][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.086210][ T32] r5:00001000 r4:dfd07000 [ 1335.086229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.086268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.086340][ T32] r5:84be078c r4:84be0400 [ 1335.086365][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.086420][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.086443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.086491][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.086513][ T32] r4:84bbbf00 [ 1335.086532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.086577][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.086599][ T32] r4:00000001 [ 1335.086650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.086692][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.086720][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.086778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.086824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.086855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.086910][ T32] r4:84ba87c0 [ 1335.086964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.086994][ T32] INFO: task kworker/0:428:4700 blocked for more than 461 seconds. [ 1335.087023][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.087047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.087117][ T32] task:kworker/0:428 state:D stack:0 pid:4700 tgid:4700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.087169][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.087214][ T32] Call trace: [ 1335.087258][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.087311][ T32] r10:8291a684 r9:eb215d84 r8:00000002 r7:60000113 r6:eb215d8c r5:8534ec00 [ 1335.087362][ T32] r4:8534ec00 [ 1335.087386][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.087438][ T32] r5:8534ec00 r4:8291a680 [ 1335.087473][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.087517][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.087630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb215e08 [ 1335.087664][ T32] r4:00000000 [ 1335.087686][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.087722][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.087755][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.087797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e67c0 [ 1335.087822][ T32] r4:00000000 [ 1335.087842][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.087887][ T32] r9:83018005 r8:8534ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1335.087936][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.087984][ T32] r5:00001000 r4:dfe0b000 [ 1335.088005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.088070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.105257][ T32] r5:853a2b8c r4:853a2800 [ 1335.105368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.105457][ T32] r7:dddced80 r6:83018000 r5:853a2b8c r4:853e1900 [ 1335.105508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.105596][ T32] r10:61c88647 r9:8534ec00 r8:853e192c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.105647][ T32] r4:853e1900 [ 1335.105699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.105780][ T32] r10:00000000 r9:853e1900 r8:80287e08 r7:eb205e60 r6:853e1980 r5:8534ec00 [ 1335.105832][ T32] r4:00000001 [ 1335.105858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.105956][ T32] Exception stack(0xeb215fb0 to 0xeb215ff8) [ 1335.106049][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.106095][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.106148][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.106193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.106231][ T32] r4:853e6900 [ 1335.106875][ T32] INFO: task kworker/0:428:4700 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.106950][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.107078][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.107176][ T32] Call trace: [ 1335.107241][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.107374][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.107436][ T32] r4:00000000 [ 1335.107477][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.107582][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.107658][ T32] dd20: a997e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.107745][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.107812][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.107926][ T32] r5:800f0013 r4:80239bb0 [ 1335.107984][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.108033][ T32] r4:82ac21e4 [ 1335.108055][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.108120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.126081][ T32] r4:e05addc0 [ 1335.126170][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.126245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.126272][ T32] r4:00000000 [ 1335.126293][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.126381][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.126446][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.126506][ T32] r5:00001000 r4:dfd07000 [ 1335.126528][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.126591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.126647][ T32] r5:84be078c r4:84be0400 [ 1335.126683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.126780][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.126806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.126886][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.126910][ T32] r4:84bbbf00 [ 1335.126932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.127024][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.127092][ T32] r4:00000001 [ 1335.127137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.127180][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.127273][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.127328][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.127358][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.127426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.127456][ T32] r4:84ba87c0 [ 1335.127482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.127513][ T32] INFO: task kworker/0:429:4701 blocked for more than 461 seconds. [ 1335.127607][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.127646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.127670][ T32] task:kworker/0:429 state:D stack:0 pid:4701 tgid:4701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.127731][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.127778][ T32] Call trace: [ 1335.127810][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.127862][ T32] r10:8291a684 r9:eaf35d84 r8:00000002 r7:60000113 r6:eaf35d8c r5:8534b000 [ 1335.127885][ T32] r4:8534b000 [ 1335.127949][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.128020][ T32] r5:8534b000 r4:8291a680 [ 1335.128045][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.128117][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.130318][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf35e08 [ 1335.130358][ T32] r4:00000000 [ 1335.130412][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.130464][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.130502][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.130566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e69c0 [ 1335.130593][ T32] r4:00000000 [ 1335.130613][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.130697][ T32] r9:83018005 r8:8534b000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1335.130723][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.130769][ T32] r5:00001000 r4:e010b000 [ 1335.130790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.130831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.130873][ T32] r5:853a338c r4:853a3000 [ 1335.130893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.130939][ T32] r7:dddced80 r6:83018000 r5:853a338c r4:853e1a00 [ 1335.130959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.131016][ T32] r10:61c88647 r9:8534b000 r8:853e1a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.131042][ T32] r4:853e1a00 [ 1335.131084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.131169][ T32] r10:00000000 r9:853e1a00 r8:80287e08 r7:eb205e60 r6:853e1a80 r5:8534b000 [ 1335.131203][ T32] r4:00000001 [ 1335.131270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.131311][ T32] Exception stack(0xeaf35fb0 to 0xeaf35ff8) [ 1335.131350][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.131382][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.131423][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.131456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.131478][ T32] r4:853e6900 [ 1335.131962][ T32] INFO: task kworker/0:429:4701 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.132021][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.132114][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.132189][ T32] Call trace: [ 1335.132245][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.132300][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.132369][ T32] r4:00000000 [ 1335.132423][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.132468][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.132508][ T32] dd20: a9c4f000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.132540][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.132566][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.132635][ T32] r5:800f0013 r4:80239bb0 [ 1335.132721][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.132767][ T32] r4:82ac21e4 [ 1335.132789][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.132832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.132865][ T32] r4:e05addc0 [ 1335.132901][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.132967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.132998][ T32] r4:00000000 [ 1335.133035][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.133084][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.133125][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.133170][ T32] r5:00001000 r4:dfd07000 [ 1335.133189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.133228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.133268][ T32] r5:84be078c r4:84be0400 [ 1335.133287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.133334][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.133355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.133418][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.133444][ T32] r4:84bbbf00 [ 1335.133487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.133536][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.133581][ T32] r4:00000001 [ 1335.133603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.133682][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.133713][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.133741][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.133775][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.133829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.133856][ T32] r4:84ba87c0 [ 1335.133876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.133903][ T32] INFO: task kworker/0:430:4703 blocked for more than 461 seconds. [ 1335.133942][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.133970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.134000][ T32] task:kworker/0:430 state:D stack:0 pid:4703 tgid:4703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.134076][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.134157][ T32] Call trace: [ 1335.134227][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.134277][ T32] r10:8291a684 r9:eaf85d84 r8:00000002 r7:60000113 r6:eaf85d8c r5:85340000 [ 1335.134322][ T32] r4:85340000 [ 1335.134346][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.134436][ T32] r5:85340000 r4:8291a680 [ 1335.134487][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.134552][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.134604][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf85e08 [ 1335.134630][ T32] r4:00000000 [ 1335.134662][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.134701][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.134740][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.134784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e6e40 [ 1335.134808][ T32] r4:00000000 [ 1335.134837][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.134909][ T32] r9:83018005 r8:85340000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1335.134996][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.135042][ T32] r5:00001000 r4:ea9f5000 [ 1335.135084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.135126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.135168][ T32] r5:853a3b8c r4:853a3800 [ 1335.135188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.135241][ T32] r7:dddced80 r6:83018000 r5:853a3b8c r4:853e1b00 [ 1335.135263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.135316][ T32] r10:61c88647 r9:85340000 r8:853e1b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.135350][ T32] r4:853e1b00 [ 1335.135373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.135454][ T32] r10:00000000 r9:853e1b00 r8:80287e08 r7:eaf35e60 r6:853e1b80 r5:85340000 [ 1335.135492][ T32] r4:00000001 [ 1335.135533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.135651][ T32] Exception stack(0xeaf85fb0 to 0xeaf85ff8) [ 1335.135705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.135743][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.135771][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.135799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.135821][ T32] r4:853e6740 [ 1335.136066][ T32] INFO: task kworker/0:430:4703 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.136118][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.136232][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.136301][ T32] Call trace: [ 1335.136334][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.136411][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.136439][ T32] r4:00000000 [ 1335.136460][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.136533][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.136587][ T32] dd20: a9c4f000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.136619][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.136649][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.136673][ T32] r5:800f0013 r4:80239bb0 [ 1335.136717][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.136761][ T32] r4:82ac21e4 [ 1335.136791][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.136837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.136860][ T32] r4:e05addc0 [ 1335.136912][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.136957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.136980][ T32] r4:00000000 [ 1335.136999][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.137086][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.137111][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.137186][ T32] r5:00001000 r4:dfd07000 [ 1335.137210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.137251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.137337][ T32] r5:84be078c r4:84be0400 [ 1335.137363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.137416][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.137438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.137504][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.137582][ T32] r4:84bbbf00 [ 1335.137612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.137666][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.137727][ T32] r4:00000001 [ 1335.137773][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.137813][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.137839][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.137867][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.137892][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.137929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.137971][ T32] r4:84ba87c0 [ 1335.137993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.138041][ T32] INFO: task kworker/0:431:4704 blocked for more than 461 seconds. [ 1335.138081][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.158665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.158757][ T32] task:kworker/0:431 state:D stack:0 pid:4704 tgid:4704 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.158849][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.158933][ T32] Call trace: [ 1335.158994][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.159052][ T32] r10:8291a684 r9:eafd1d84 r8:00000002 r7:60000113 r6:eafd1d8c r5:85340c00 [ 1335.159077][ T32] r4:85340c00 [ 1335.159118][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.159166][ T32] r5:85340c00 r4:8291a680 [ 1335.159187][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.159257][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.159324][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd1e08 [ 1335.159362][ T32] r4:00000000 [ 1335.159384][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.159436][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.159501][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.159591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e6d40 [ 1335.159629][ T32] r4:00000000 [ 1335.159657][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.159707][ T32] r9:83018005 r8:85340c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1335.159729][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.159771][ T32] r5:00001000 r4:e8887000 [ 1335.159811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.159878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.159926][ T32] r5:853a378c r4:853a3400 [ 1335.159970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.160047][ T32] r7:dddced80 r6:83018000 r5:853a378c r4:853e1c00 [ 1335.160078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.160128][ T32] r10:61c88647 r9:85340c00 r8:853e1c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.160150][ T32] r4:853e1c00 [ 1335.160191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.160243][ T32] r10:00000000 r9:853e1c00 r8:80287e08 r7:eaf85e60 r6:853e1c80 r5:85340c00 [ 1335.160266][ T32] r4:00000001 [ 1335.160308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.160372][ T32] Exception stack(0xeafd1fb0 to 0xeafd1ff8) [ 1335.160444][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.160485][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.160518][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.160555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.160588][ T32] r4:853e6740 [ 1335.161012][ T32] INFO: task kworker/0:431:4704 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.161069][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.161130][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.161203][ T32] Call trace: [ 1335.161256][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.161333][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.161370][ T32] r4:00000000 [ 1335.161399][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.161443][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.161495][ T32] dd20: aa000000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.161574][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.161653][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.161683][ T32] r5:800f0013 r4:80239bb0 [ 1335.161707][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.161751][ T32] r4:82ac21e4 [ 1335.161771][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.161812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.161845][ T32] r4:e05addc0 [ 1335.161887][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.161952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.161994][ T32] r4:00000000 [ 1335.162054][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.162125][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.162171][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.162239][ T32] r5:00001000 r4:dfd07000 [ 1335.162263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.162303][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.162376][ T32] r5:84be078c r4:84be0400 [ 1335.162441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.162497][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.162548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.162628][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.162669][ T32] r4:84bbbf00 [ 1335.162690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.162740][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.162762][ T32] r4:00000001 [ 1335.162806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.162874][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.162905][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.162945][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.162977][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.163005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.163027][ T32] r4:84ba87c0 [ 1335.163048][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.163077][ T32] INFO: task kworker/0:432:4707 blocked for more than 461 seconds. [ 1335.163111][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.163137][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.163157][ T32] task:kworker/0:432 state:D stack:0 pid:4707 tgid:4707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.163242][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.163332][ T32] Call trace: [ 1335.163414][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.163488][ T32] r10:8291a684 r9:eafa5d84 r8:00000002 r7:60000113 r6:eafa5d8c r5:85341800 [ 1335.163572][ T32] r4:85341800 [ 1335.163623][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.163679][ T32] r5:85341800 r4:8291a680 [ 1335.163731][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.163777][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.163819][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa5e08 [ 1335.163842][ T32] r4:00000000 [ 1335.163883][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.163921][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.163978][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.164022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fa280 [ 1335.164065][ T32] r4:00000000 [ 1335.164118][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.164187][ T32] r9:83018005 r8:85341800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1335.164217][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.164284][ T32] r5:00001000 r4:eac21000 [ 1335.164308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.164350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.164435][ T32] r5:853b878c r4:853b8400 [ 1335.164490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.164547][ T32] r7:dddced80 r6:83018000 r5:853b878c r4:853e1d00 [ 1335.164568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.164646][ T32] r10:61c88647 r9:85341800 r8:853e1d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.164691][ T32] r4:853e1d00 [ 1335.164744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.164816][ T32] r10:00000000 r9:853e1d00 r8:80287e08 r7:eaf85e60 r6:853e1d80 r5:85341800 [ 1335.164843][ T32] r4:00000001 [ 1335.164865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.164923][ T32] Exception stack(0xeafa5fb0 to 0xeafa5ff8) [ 1335.164954][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.164983][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.165033][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.165087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.165113][ T32] r4:853e6c40 [ 1335.165387][ T32] INFO: task kworker/0:432:4707 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.165436][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.165514][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.165589][ T32] Call trace: [ 1335.165622][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.165681][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.165728][ T32] r4:00000000 [ 1335.165753][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.165794][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.165850][ T32] dd20: aa000000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.165893][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.165921][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.165944][ T32] r5:800f0013 r4:80239bb0 [ 1335.165986][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.166029][ T32] r4:82ac21e4 [ 1335.166050][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.166119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.166145][ T32] r4:e05addc0 [ 1335.166165][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.166207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.166253][ T32] r4:00000000 [ 1335.166277][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.166322][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.166344][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.166386][ T32] r5:00001000 r4:dfd07000 [ 1335.166436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.166480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.166544][ T32] r5:84be078c r4:84be0400 [ 1335.166568][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.166617][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.166651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.166725][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.166752][ T32] r4:84bbbf00 [ 1335.166772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.166820][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.166863][ T32] r4:00000001 [ 1335.166886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.166922][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.166992][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.167023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.167076][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.167128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.167153][ T32] r4:84ba87c0 [ 1335.167175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.167221][ T32] INFO: task kworker/0:433:4709 blocked for more than 461 seconds. [ 1335.167275][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.167302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.167324][ T32] task:kworker/0:433 state:D stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.167366][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.167414][ T32] Call trace: [ 1335.167502][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.167607][ T32] r10:8291a684 r9:eb195d84 r8:00000002 r7:60000113 r6:eb195d8c r5:85342400 [ 1335.167646][ T32] r4:85342400 [ 1335.167680][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.167751][ T32] r5:85342400 r4:8291a680 [ 1335.167795][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.167838][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.167881][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb195e08 [ 1335.167903][ T32] r4:00000000 [ 1335.167922][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.167956][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.167990][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.168029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e6fc0 [ 1335.168075][ T32] r4:00000000 [ 1335.168164][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.189207][ T32] r9:83018005 r8:85342400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1335.189259][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.189330][ T32] r5:00001000 r4:eaafb000 [ 1335.189388][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.189482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.189556][ T32] r5:853a3f8c r4:853a3c00 [ 1335.189581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.189631][ T32] r7:dddced80 r6:83018000 r5:853a3f8c r4:853e1e00 [ 1335.189678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.189732][ T32] r10:61c88647 r9:85342400 r8:853e1e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.189755][ T32] r4:853e1e00 [ 1335.189774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.189821][ T32] r10:00000000 r9:853e1e00 r8:80287e08 r7:eafa5e60 r6:853e1e80 r5:85342400 [ 1335.189843][ T32] r4:00000001 [ 1335.189863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.189925][ T32] Exception stack(0xeb195fb0 to 0xeb195ff8) [ 1335.190010][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.190042][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.190095][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.190128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.190151][ T32] r4:853e6f00 [ 1335.190577][ T32] INFO: task kworker/0:433:4709 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.190642][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.190719][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.190801][ T32] Call trace: [ 1335.190872][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.190951][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.190980][ T32] r4:00000000 [ 1335.191000][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.191040][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.191068][ T32] dd20: aa426000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.191096][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.191122][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.191146][ T32] r5:800f0013 r4:80239bb0 [ 1335.191187][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.191232][ T32] r4:82ac21e4 [ 1335.191263][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.191316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.191339][ T32] r4:e05addc0 [ 1335.191359][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.191406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.191428][ T32] r4:00000000 [ 1335.191469][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.191539][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.191638][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.191729][ T32] r5:00001000 r4:dfd07000 [ 1335.191755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.191797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.191839][ T32] r5:84be078c r4:84be0400 [ 1335.191873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.191952][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.191976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.192024][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.192046][ T32] r4:84bbbf00 [ 1335.192081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.192176][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.192267][ T32] r4:00000001 [ 1335.192293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.192331][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.192358][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.192387][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.192426][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.192481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.192506][ T32] r4:84ba87c0 [ 1335.192527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.192568][ T32] INFO: task kworker/0:434:4711 blocked for more than 461 seconds. [ 1335.192604][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.192629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.192655][ T32] task:kworker/0:434 state:D stack:0 pid:4711 tgid:4711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.192700][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.192742][ T32] Call trace: [ 1335.192771][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.192860][ T32] r10:8291a684 r9:eb249d84 r8:00000002 r7:60000113 r6:eb249d8c r5:85343000 [ 1335.192888][ T32] r4:85343000 [ 1335.192935][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.192988][ T32] r5:85343000 r4:8291a680 [ 1335.193011][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.193051][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.193104][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb249e08 [ 1335.193131][ T32] r4:00000000 [ 1335.193160][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.193199][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.193269][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.193313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e3240 [ 1335.193336][ T32] r4:00000000 [ 1335.193357][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.193407][ T32] r9:83018005 r8:85343000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1335.193456][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.193501][ T32] r5:00001000 r4:eab47000 [ 1335.193547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.193631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.193707][ T32] r5:844d538c r4:844d5000 [ 1335.193731][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.193778][ T32] r7:dddced80 r6:83018000 r5:844d538c r4:853e1f00 [ 1335.193798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.193844][ T32] r10:61c88647 r9:85343000 r8:853e1f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.193893][ T32] r4:853e1f00 [ 1335.193915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.193989][ T32] r10:00000000 r9:853e1f00 r8:80287e08 r7:eafa5e60 r6:853e1f80 r5:85343000 [ 1335.194015][ T32] r4:00000001 [ 1335.194034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.194071][ T32] Exception stack(0xeb249fb0 to 0xeb249ff8) [ 1335.194097][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.194126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.194152][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.194180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.194202][ T32] r4:853e3540 [ 1335.194408][ T32] INFO: task kworker/0:434:4711 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.194442][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.194514][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.194588][ T32] Call trace: [ 1335.194618][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.194673][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.194697][ T32] r4:00000000 [ 1335.194717][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.194755][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.194783][ T32] dd20: aa426000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.194811][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.194836][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.194859][ T32] r5:800f0013 r4:80239bb0 [ 1335.194936][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.195011][ T32] r4:82ac21e4 [ 1335.195035][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.195085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.195109][ T32] r4:e05addc0 [ 1335.195128][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.195169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.195191][ T32] r4:00000000 [ 1335.195211][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.195254][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.195312][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.195358][ T32] r5:00001000 r4:dfd07000 [ 1335.195378][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.195424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.195465][ T32] r5:84be078c r4:84be0400 [ 1335.195484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.195530][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.195627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.195694][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.195717][ T32] r4:84bbbf00 [ 1335.195737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.195808][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.195835][ T32] r4:00000001 [ 1335.195880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.195919][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.195971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.196003][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.196031][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.196059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.196082][ T32] r4:84ba87c0 [ 1335.196128][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.196158][ T32] INFO: task kworker/0:435:4713 blocked for more than 461 seconds. [ 1335.196212][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.196266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.196289][ T32] task:kworker/0:435 state:D stack:0 pid:4713 tgid:4713 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.196335][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.196387][ T32] Call trace: [ 1335.196426][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.196501][ T32] r10:8291a684 r9:eb251d84 r8:00000002 r7:60000113 r6:eb251d8c r5:85339800 [ 1335.196528][ T32] r4:85339800 [ 1335.196549][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.196593][ T32] r5:85339800 r4:8291a680 [ 1335.196613][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.196655][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.196697][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 [ 1335.196719][ T32] r4:00000000 [ 1335.196738][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.196771][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.196804][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.196843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fa040 [ 1335.196865][ T32] r4:00000000 [ 1335.196885][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.196929][ T32] r9:83018005 r8:85339800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1335.196950][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.196991][ T32] r5:00001000 r4:eab6f000 [ 1335.197010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.197075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.197122][ T32] r5:853b838c r4:853b8000 [ 1335.197172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.197248][ T32] r7:dddced80 r6:83018000 r5:853b838c r4:853f9000 [ 1335.197273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.197345][ T32] r10:61c88647 r9:85339800 r8:853f902c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.197369][ T32] r4:853f9000 [ 1335.197420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.197483][ T32] r10:00000000 r9:853f9000 r8:80287e08 r7:eafa5e60 r6:853e8800 r5:85339800 [ 1335.197506][ T32] r4:00000001 [ 1335.197526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.197560][ T32] Exception stack(0xeb251fb0 to 0xeb251ff8) [ 1335.197586][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.197614][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.197642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.197673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.197720][ T32] r4:853e6040 [ 1335.197925][ T32] INFO: task kworker/0:435:4713 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.197990][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.198048][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.198124][ T32] Call trace: [ 1335.218694][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.218799][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.218826][ T32] r4:00000000 [ 1335.218847][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.218891][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.218922][ T32] dd20: aab02000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.218999][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.219030][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.219056][ T32] r5:800f0013 r4:80239bb0 [ 1335.219076][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.219119][ T32] r4:82ac21e4 [ 1335.219160][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.219227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.219253][ T32] r4:e05addc0 [ 1335.219285][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.219336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.219359][ T32] r4:00000000 [ 1335.219379][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.219433][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.219456][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.219501][ T32] r5:00001000 r4:dfd07000 [ 1335.219531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.219622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.219715][ T32] r5:84be078c r4:84be0400 [ 1335.219754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.219831][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.219857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.219916][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.219941][ T32] r4:84bbbf00 [ 1335.219983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.220043][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.220068][ T32] r4:00000001 [ 1335.220107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.220160][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.220188][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.220242][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.220304][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.220336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.220359][ T32] r4:84ba87c0 [ 1335.220383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.220425][ T32] INFO: task kworker/1:360:4714 blocked for more than 461 seconds. [ 1335.220484][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.220544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.220570][ T32] task:kworker/1:360 state:D stack:0 pid:4714 tgid:4714 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.220657][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.220728][ T32] Call trace: [ 1335.220774][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.220824][ T32] r10:8291a684 r9:eb255d84 r8:00000002 r7:60000013 r6:eb255d8c r5:8533e000 [ 1335.220847][ T32] r4:8533e000 [ 1335.220876][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.220923][ T32] r5:8533e000 r4:8291a680 [ 1335.220967][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.221021][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.221066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb255e08 [ 1335.221089][ T32] r4:00000000 [ 1335.221110][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.221146][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.221191][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.221259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2b80 [ 1335.221307][ T32] r4:00000000 [ 1335.221359][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.221519][ T32] r9:83018205 r8:8533e000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1335.221545][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.221608][ T32] r5:00001000 r4:eac91000 [ 1335.221631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.221675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.221717][ T32] r5:852fb38c r4:852fb000 [ 1335.221758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.221808][ T32] r7:ddde2d80 r6:83018200 r5:852fb38c r4:853e8780 [ 1335.221846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.221932][ T32] r10:61c88647 r9:8533e000 r8:853e87ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.221967][ T32] r4:853e8780 [ 1335.221986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.222053][ T32] r10:00000000 r9:853e8780 r8:80287e08 r7:eb239e60 r6:853e8880 r5:8533e000 [ 1335.222100][ T32] r4:00000001 [ 1335.222123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.222159][ T32] Exception stack(0xeb255fb0 to 0xeb255ff8) [ 1335.222239][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.222271][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.222298][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.222352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.222388][ T32] r4:853f23c0 [ 1335.222819][ T32] INFO: task kworker/1:360:4714 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.222860][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.222943][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.223045][ T32] Call trace: [ 1335.223101][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.223154][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.223178][ T32] r4:00000000 [ 1335.223197][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.223258][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.223290][ T32] dd20: aab02000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.223331][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.223376][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.223409][ T32] r5:800f0013 r4:80239bb0 [ 1335.223430][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.223504][ T32] r4:82ac21e4 [ 1335.223579][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.223652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.223679][ T32] r4:e05addc0 [ 1335.223700][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.223742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.223764][ T32] r4:00000000 [ 1335.223784][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.223843][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.223877][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.223950][ T32] r5:00001000 r4:dfd07000 [ 1335.223974][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.224057][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.224102][ T32] r5:84be078c r4:84be0400 [ 1335.224142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.224193][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.224228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.224278][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.224300][ T32] r4:84bbbf00 [ 1335.224320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.224414][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.224454][ T32] r4:00000001 [ 1335.224476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.224534][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.224563][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.224621][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.224661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.224692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.224714][ T32] r4:84ba87c0 [ 1335.224746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.224806][ T32] INFO: task kworker/0:436:4716 blocked for more than 461 seconds. [ 1335.224858][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.224885][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.224906][ T32] task:kworker/0:436 state:D stack:0 pid:4716 tgid:4716 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.224963][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.225006][ T32] Call trace: [ 1335.225056][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.225107][ T32] r10:8291a684 r9:eb261d84 r8:00000002 r7:60000113 r6:eb261d8c r5:8533c800 [ 1335.225160][ T32] r4:8533c800 [ 1335.225183][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.225247][ T32] r5:8533c800 r4:8291a680 [ 1335.225291][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.225335][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.225419][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb261e08 [ 1335.225446][ T32] r4:00000000 [ 1335.225475][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.225513][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.225547][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.225608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dd280 [ 1335.225633][ T32] r4:00000000 [ 1335.225654][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.225699][ T32] r9:83018005 r8:8533c800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1335.225733][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.225777][ T32] r5:00001000 r4:dfec9000 [ 1335.225798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.225837][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.225878][ T32] r5:853b938c r4:853b9000 [ 1335.225897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.225952][ T32] r7:dddced80 r6:83018000 r5:853b938c r4:853f9080 [ 1335.225976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.226074][ T32] r10:61c88647 r9:8533c800 r8:853f90ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.226100][ T32] r4:853f9080 [ 1335.226120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.226164][ T32] r10:00000000 r9:853f9080 r8:80287e08 r7:eafa5e60 r6:853e8900 r5:8533c800 [ 1335.226249][ T32] r4:00000001 [ 1335.226294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.226343][ T32] Exception stack(0xeb261fb0 to 0xeb261ff8) [ 1335.226373][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.226438][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.226469][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.226498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.226519][ T32] r4:853fa100 [ 1335.226741][ T32] INFO: task kworker/0:436:4716 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.226776][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.226973][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.227100][ T32] Call trace: [ 1335.227160][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.227233][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.227260][ T32] r4:00000000 [ 1335.227280][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.227319][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.227436][ T32] dd20: aab02000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.227492][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.227519][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.227584][ T32] r5:800f0013 r4:80239bb0 [ 1335.227611][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.227653][ T32] r4:82ac21e4 [ 1335.227696][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.227741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.227786][ T32] r4:e05addc0 [ 1335.227810][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.227852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.227875][ T32] r4:00000000 [ 1335.227894][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.227938][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.227971][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.228016][ T32] r5:00001000 r4:dfd07000 [ 1335.228046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.228200][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.251481][ T32] r5:84be078c r4:84be0400 [ 1335.251574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.251676][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.251701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.251751][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.251773][ T32] r4:84bbbf00 [ 1335.251793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.251840][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.251877][ T32] r4:00000001 [ 1335.251928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.251980][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.252011][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.252039][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.252066][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.252116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.252145][ T32] r4:84ba87c0 [ 1335.252170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.252202][ T32] INFO: task kworker/0:437:4718 blocked for more than 461 seconds. [ 1335.252237][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.252262][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.252285][ T32] task:kworker/0:437 state:D stack:0 pid:4718 tgid:4718 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.252347][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.252415][ T32] Call trace: [ 1335.252499][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.252579][ T32] r10:8291a684 r9:eb265d84 r8:00000002 r7:60000113 r6:eb265d8c r5:8533bc00 [ 1335.252628][ T32] r4:8533bc00 [ 1335.252673][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.252741][ T32] r5:8533bc00 r4:8291a680 [ 1335.252780][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.252840][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.252918][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb265e08 [ 1335.252951][ T32] r4:00000000 [ 1335.252995][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.253059][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.253135][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.253264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dd040 [ 1335.253318][ T32] r4:00000000 [ 1335.253371][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.253468][ T32] r9:83018005 r8:8533bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1335.253516][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.253598][ T32] r5:00001000 r4:dfca1000 [ 1335.253635][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.253717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.253799][ T32] r5:853b8f8c r4:853b8c00 [ 1335.253835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.253917][ T32] r7:dddced80 r6:83018000 r5:853b8f8c r4:853f9100 [ 1335.253965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.254052][ T32] r10:61c88647 r9:8533bc00 r8:853f912c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.254097][ T32] r4:853f9100 [ 1335.254136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.254231][ T32] r10:00000000 r9:853f9100 r8:80287e08 r7:eb261e60 r6:853e8980 r5:8533bc00 [ 1335.254285][ T32] r4:00000001 [ 1335.254327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.254491][ T32] Exception stack(0xeb265fb0 to 0xeb265ff8) [ 1335.254561][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.254678][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.254749][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.254814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.254857][ T32] r4:853fa100 [ 1335.255490][ T32] INFO: task kworker/0:437:4718 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.255593][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.255812][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.255948][ T32] Call trace: [ 1335.256033][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.256134][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.256184][ T32] r4:00000000 [ 1335.256267][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.256346][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.256422][ T32] dd20: ab0ae000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.256498][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.256561][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.256651][ T32] r5:800f0013 r4:80239bb0 [ 1335.256698][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.256786][ T32] r4:82ac21e4 [ 1335.256826][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.256911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.256954][ T32] r4:e05addc0 [ 1335.256990][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.257071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.257135][ T32] r4:00000000 [ 1335.257175][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.257298][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.257397][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.257487][ T32] r5:00001000 r4:dfd07000 [ 1335.257531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.257605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.257683][ T32] r5:84be078c r4:84be0400 [ 1335.257809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.257902][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.258019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.280741][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.280884][ T32] r4:84bbbf00 [ 1335.280932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.281061][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.281114][ T32] r4:00000001 [ 1335.281163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.281239][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.281295][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.281354][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.281427][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.281485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.281536][ T32] r4:84ba87c0 [ 1335.281579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.281639][ T32] INFO: task kworker/1:361:4721 blocked for more than 461 seconds. [ 1335.281705][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.281763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.281813][ T32] task:kworker/1:361 state:D stack:0 pid:4721 tgid:4721 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.281921][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.282024][ T32] Call trace: [ 1335.282116][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.282224][ T32] r10:8291a684 r9:eb269d84 r8:00000002 r7:60000013 r6:eb269d8c r5:8533ec00 [ 1335.282297][ T32] r4:8533ec00 [ 1335.282339][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.282443][ T32] r5:8533ec00 r4:8291a680 [ 1335.282514][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.282593][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.282683][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb269e08 [ 1335.282752][ T32] r4:00000000 [ 1335.282800][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.282877][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.282953][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.283033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2c80 [ 1335.283077][ T32] r4:00000000 [ 1335.283120][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.283216][ T32] r9:83018205 r8:8533ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1335.283261][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.283356][ T32] r5:00001000 r4:eacb1000 [ 1335.283402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.283478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.283596][ T32] r5:852fb78c r4:852fb400 [ 1335.283642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.283744][ T32] r7:ddde2d80 r6:83018200 r5:852fb78c r4:853e8a00 [ 1335.283795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.283888][ T32] r10:61c88647 r9:8533ec00 r8:853e8a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.283931][ T32] r4:853e8a00 [ 1335.283974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.284062][ T32] r10:00000000 r9:853e8a00 r8:80287e08 r7:eb239e60 r6:853e8a80 r5:8533ec00 [ 1335.284107][ T32] r4:00000001 [ 1335.284144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.284239][ T32] Exception stack(0xeb269fb0 to 0xeb269ff8) [ 1335.284305][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.284362][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.284429][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.284494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.284539][ T32] r4:853f2800 [ 1335.285170][ T32] INFO: task kworker/1:361:4721 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.285239][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.285347][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.285447][ T32] Call trace: [ 1335.285511][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.285607][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.285657][ T32] r4:00000000 [ 1335.285699][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.285781][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.285846][ T32] dd20: ab41b000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.285904][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.285955][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.286002][ T32] r5:800f0013 r4:80239bb0 [ 1335.286044][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.286119][ T32] r4:82ac21e4 [ 1335.286166][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.286249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.286294][ T32] r4:e05addc0 [ 1335.286337][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.286427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.286471][ T32] r4:00000000 [ 1335.286515][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.286600][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.286648][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.286732][ T32] r5:00001000 r4:dfd07000 [ 1335.286768][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.286846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.286943][ T32] r5:84be078c r4:84be0400 [ 1335.286980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.287070][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.287120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.287209][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.287253][ T32] r4:84bbbf00 [ 1335.287297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.287394][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.287457][ T32] r4:00000001 [ 1335.287525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.287635][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.287700][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.287754][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.287810][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.287870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.287924][ T32] r4:84ba87c0 [ 1335.287968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.288041][ T32] INFO: task kworker/1:362:4723 blocked for more than 461 seconds. [ 1335.288102][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.311397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.311536][ T32] task:kworker/1:362 state:D stack:0 pid:4723 tgid:4723 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.311707][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.311905][ T32] Call trace: [ 1335.312030][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.312146][ T32] r10:8291a684 r9:eb26dd84 r8:00000002 r7:60000013 r6:eb26dd8c r5:8532ec00 [ 1335.312197][ T32] r4:8532ec00 [ 1335.312422][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.312523][ T32] r5:8532ec00 r4:8291a680 [ 1335.312567][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.312815][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.312952][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb26de08 [ 1335.313195][ T32] r4:00000000 [ 1335.313245][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.313321][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.313411][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.313500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2d00 [ 1335.313547][ T32] r4:00000000 [ 1335.313592][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.313866][ T32] r9:83018205 r8:8532ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1335.313923][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.314042][ T32] r5:00001000 r4:eae8b000 [ 1335.314158][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.314247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.314336][ T32] r5:852fbf8c r4:852fbc00 [ 1335.314477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.314581][ T32] r7:ddde2d80 r6:83018200 r5:852fbf8c r4:853e8b00 [ 1335.314629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.314791][ T32] r10:61c88647 r9:8532ec00 r8:853e8b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.314846][ T32] r4:853e8b00 [ 1335.314890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.314985][ T32] r10:00000000 r9:853e8b00 r8:80287e08 r7:eb239e60 r6:853e8b80 r5:8532ec00 [ 1335.315035][ T32] r4:00000001 [ 1335.315175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.315303][ T32] Exception stack(0xeb26dfb0 to 0xeb26dff8) [ 1335.315368][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.315456][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.315518][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.315614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.315711][ T32] r4:853f2d00 [ 1335.316429][ T32] INFO: task kworker/1:362:4723 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.316502][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.316754][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.316895][ T32] Call trace: [ 1335.316962][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.317064][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.317114][ T32] r4:00000000 [ 1335.317355][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.317452][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.317515][ T32] dd20: ab830000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.317577][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.317752][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.317828][ T32] r5:800f0013 r4:80239bb0 [ 1335.317878][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.317963][ T32] r4:82ac21e4 [ 1335.318010][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.318099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.318146][ T32] r4:e05addc0 [ 1335.336783][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.337099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.337193][ T32] r4:00000000 [ 1335.337303][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.337436][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.337489][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.337588][ T32] r5:00001000 r4:dfd07000 [ 1335.337656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.337776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.337899][ T32] r5:84be078c r4:84be0400 [ 1335.337979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.338144][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.346056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.346232][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.346289][ T32] r4:84bbbf00 [ 1335.346336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.346447][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.346498][ T32] r4:00000001 [ 1335.346542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1335.347042][ T32] r4:84ba87c0 ** 9 printk messages dropped ** [ 1335.348133][ T32] r4:85336c00 ** 8 printk messages dropped ** [ 1335.363991][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1335.364857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1335.365775][ T32] r4:853f2f40 ** 9 printk messages dropped ** [ 1335.367346][ T32] dd20: abe4e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 15 printk messages dropped ** [ 1335.381702][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1335.383206][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1335.384488][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.384600][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.384757][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb28de08 [ 1335.384817][ T32] r4:00000000 [ 1335.384959][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.385045][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.385120][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.385206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85402400 [ 1335.385255][ T32] r4:00000000 [ 1335.385298][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.385398][ T32] r9:83018205 r8:85408000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1335.385446][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.385534][ T32] r5:00001000 r4:eaf09000 [ 1335.385602][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.385709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.385802][ T32] r5:8530078c r4:85300400 [ 1335.385846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.385943][ T32] r7:ddde2d80 r6:83018200 r5:8530078c r4:853e8d00 [ 1335.386057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.386179][ T32] r10:61c88647 r9:85408000 r8:853e8d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.386232][ T32] r4:853e8d00 [ 1335.386275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.386367][ T32] r10:00000000 r9:853e8d00 r8:80287e08 r7:eb271e60 r6:853e8d80 r5:85408000 [ 1335.386423][ T32] r4:00000001 [ 1335.386465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.386541][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1335.386598][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.386658][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.386715][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.386777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.386824][ T32] r4:85402100 [ 1335.387596][ T32] INFO: task kworker/1:364:4727 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.387678][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.387832][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.387925][ T32] Call trace: [ 1335.388053][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.406191][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1335.406954][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1335.407529][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1335.419627][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 12 printk messages dropped ** [ 1335.420852][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 12 printk messages dropped ** [ 1335.422004][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.422427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1335.423610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1335.425483][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 9 printk messages dropped ** [ 1335.426217][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1335.426741][ T32] r5:84be078c r4:84be0400 [ 1335.426790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.426912][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.426966][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.427063][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.427111][ T32] r4:84bbbf00 [ 1335.427167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.427269][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.427319][ T32] r4:00000001 [ 1335.427365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.427448][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.427524][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.427776][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.428026][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.455531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.455748][ T32] r4:84ba87c0 [ 1335.455816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.455897][ T32] INFO: task kworker/1:366:4731 blocked for more than 461 seconds. [ 1335.455968][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.456017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.456066][ T32] task:kworker/1:366 state:D stack:0 pid:4731 tgid:4731 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.456176][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.456288][ T32] Call trace: [ 1335.456356][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.456477][ T32] r10:8291a684 r9:eb24dd84 r8:00000002 r7:60000013 r6:eb24dd8c r5:85343c00 [ 1335.456523][ T32] r4:85343c00 [ 1335.456567][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.456652][ T32] r5:85343c00 r4:8291a680 [ 1335.456692][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.456775][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.456858][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb24de08 [ 1335.456909][ T32] r4:00000000 [ 1335.456950][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.457021][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.457111][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1335.457721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.463004][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1335.464189][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1335.465814][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1335.466838][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1335.467912][ T32] r5:85344800 r4:8291a680 ** 7 printk messages dropped ** [ 1335.486139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85402880 ** 8 printk messages dropped ** [ 1335.486801][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.486892][ T32] r7:ddde2d80 r6:83018200 r5:8530138c r4:853e8f80 [ 1335.487007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.487108][ T32] r10:61c88647 r9:85344800 r8:853e8fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.487193][ T32] r4:853e8f80 [ 1335.487242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.487332][ T32] r10:00000000 r9:853e8f80 r8:80287e08 r7:eb24de60 r6:853f9200 r5:85344800 [ 1335.487376][ T32] r4:00000001 [ 1335.487432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.487629][ T32] Exception stack(0xeb0f5fb0 to 0xeb0f5ff8) [ 1335.487698][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.487758][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.487811][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.487902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.487955][ T32] r4:85402640 [ 1335.499013][ T32] INFO: task kworker/1:367:4733 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.499206][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.499349][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.499498][ T32] Call trace: [ 1335.499595][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.499710][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.499776][ T32] r4:00000000 [ 1335.499832][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.499918][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.499993][ T32] dd20: aca8a000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.500053][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.500102][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.500153][ T32] r5:800f0013 r4:80239bb0 [ 1335.500223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.500317][ T32] r4:82ac21e4 [ 1335.500403][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.500490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.500539][ T32] r4:e05addc0 [ 1335.500621][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.500705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.500754][ T32] r4:00000000 [ 1335.500818][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.500925][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.500977][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.501062][ T32] r5:00001000 r4:dfd07000 [ 1335.501150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.501259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.501344][ T32] r5:84be078c r4:84be0400 [ 1335.501397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.501491][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.501532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.501641][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.501696][ T32] r4:84bbbf00 [ 1335.501734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.501826][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.501878][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.502113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1335.503412][ T32] r5:85345400 r4:8291a680 ** 7 printk messages dropped ** [ 1335.504012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85402a00 ** 6 printk messages dropped ** [ 1335.504674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.505438][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.505842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.505919][ T32] r4:85402780 [ 1335.506408][ T32] INFO: task kworker/1:368:4734 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.506488][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.506625][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.506719][ T32] Call trace: [ 1335.506776][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.506872][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.506921][ T32] r4:00000000 [ 1335.506955][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.507031][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.507089][ T32] dd20: aca8a000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.507155][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.507210][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.507260][ T32] r5:800f0013 r4:80239bb0 [ 1335.507316][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.507406][ T32] r4:82ac21e4 [ 1335.507452][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.507531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.507604][ T32] r4:e05addc0 [ 1335.507650][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.507759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 1 printk messages dropped ** [ 1335.507859][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 13 printk messages dropped ** [ 1335.529932][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.530452][ T32] r4:84ba87c0 ** 7 printk messages dropped ** [ 1335.531036][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 11 printk messages dropped ** [ 1335.531874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85402c00 ** 6 printk messages dropped ** [ 1335.532323][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.533013][ T32] Exception stack(0xeb29dfb0 to 0xeb29dff8) ** 10 printk messages dropped ** [ 1335.534427][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 13 printk messages dropped ** [ 1335.535272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 17 printk messages dropped ** [ 1335.536494][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 10 printk messages dropped ** [ 1335.537136][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1335.537982][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.569474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.570273][ T32] r4:00000001 [ 1335.570347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.570488][ T32] Exception stack(0xeb2a9fb0 to 0xeb2a9ff8) [ 1335.570593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.570710][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.570787][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.570851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.570892][ T32] r4:85402980 [ 1335.571669][ T32] INFO: task kworker/1:370:4740 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.571746][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.571884][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.571983][ T32] Call trace: [ 1335.572044][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.572187][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.572238][ T32] r4:00000000 [ 1335.572283][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.572361][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.572426][ T32] dd20: ad200000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.572490][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.572536][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.572589][ T32] r5:800f0013 r4:80239bb0 [ 1335.572655][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.572740][ T32] r4:82ac21e4 [ 1335.572793][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.572886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.573035][ T32] r4:e05addc0 [ 1335.573080][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.573184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.573236][ T32] r4:00000000 [ 1335.573276][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.573373][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.573463][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.573570][ T32] r5:00001000 r4:dfd07000 [ 1335.573614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.573728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.573811][ T32] r5:84be078c r4:84be0400 [ 1335.573849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.573940][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.573989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.574084][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.574127][ T32] r4:84bbbf00 [ 1335.574169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.574293][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1335.574831][ T32] r4:84ba87c0 ** 4 printk messages dropped ** [ 1335.575224][ T32] task:kworker/1:371 state:D stack:0 pid:4741 tgid:4741 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1335.577299][ T32] r5:00001000 r4:eb10d000 ** 1 printk messages dropped ** [ 1335.577459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1335.577967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1335.578194][ T32] r4:00000001 [ 1335.599006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.599125][ T32] Exception stack(0xeb2adfb0 to 0xeb2adff8) [ 1335.599188][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.599235][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.599286][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.599344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.599396][ T32] r4:85402800 [ 1335.600085][ T32] INFO: task kworker/1:371:4741 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.600158][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.600375][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.600496][ T32] Call trace: [ 1335.600584][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.600694][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.600772][ T32] r4:00000000 [ 1335.600819][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.600901][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.600957][ T32] dd20: ad24e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.601017][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.601070][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.601118][ T32] r5:800f0013 r4:80239bb0 [ 1335.601167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.601249][ T32] r4:82ac21e4 [ 1335.601293][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.601374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.601432][ T32] r4:e05addc0 [ 1335.601476][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.601558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.601610][ T32] r4:00000000 [ 1335.601649][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.601739][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.601794][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.601881][ T32] r5:00001000 r4:dfd07000 [ 1335.601920][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.601999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.602082][ T32] r5:84be078c r4:84be0400 [ 1335.602122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.602217][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.602285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.602410][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.602478][ T32] r4:84bbbf00 [ 1335.602518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.602611][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.602669][ T32] r4:00000001 [ 1335.602708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.602800][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.602861][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.602921][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.603476][ T32] task:kworker/1:372 state:D stack:0 pid:4744 tgid:4744 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.604245][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b9e08 ** 10 printk messages dropped ** [ 1335.605004][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.605079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.605167][ T32] r5:8530278c r4:85302400 [ 1335.605235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.605338][ T32] r7:ddde2d80 r6:83018200 r5:8530278c r4:85403200 [ 1335.605404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.605533][ T32] r10:61c88647 r9:852d8000 r8:8540322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.605584][ T32] r4:85403200 [ 1335.605642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.605737][ T32] r10:00000000 r9:85403200 r8:80287e08 r7:eb2ade60 r6:853f9480 r5:852d8000 [ 1335.605784][ T32] r4:00000001 [ 1335.605827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.605901][ T32] Exception stack(0xeb2b9fb0 to 0xeb2b9ff8) [ 1335.605950][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.606054][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.606124][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.606177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.606229][ T32] r4:85402bc0 [ 1335.606686][ T32] INFO: task kworker/1:372:4744 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.606766][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.606874][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.606965][ T32] Call trace: [ 1335.607055][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.607154][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.607200][ T32] r4:00000000 [ 1335.607254][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.607335][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.607417][ T32] dd20: ad24e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.607484][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.607564][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.607651][ T32] r5:800f0013 r4:80239bb0 [ 1335.607695][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.607783][ T32] r4:82ac21e4 [ 1335.607849][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.607933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.607989][ T32] r4:e05addc0 [ 1335.608030][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.628979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.629127][ T32] r4:00000000 [ 1335.629182][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.629309][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.629351][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.629447][ T32] r5:00001000 r4:dfd07000 [ 1335.629515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.629596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.629682][ T32] r5:84be078c r4:84be0400 [ 1335.629725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.629821][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.629872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.629963][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.630007][ T32] r4:84bbbf00 [ 1335.630081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1335.630389][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 3 printk messages dropped ** [ 1335.630620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1335.631112][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.631442][ T32] r4:852dbc00 ** 2 printk messages dropped ** [ 1335.631669][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.632024][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1335.632256][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.632584][ T32] r5:00001000 r4:eb275000 ** 1 printk messages dropped ** [ 1335.632718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.632800][ T32] r5:8530478c r4:85304400 ** 2 printk messages dropped ** [ 1335.632978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.633866][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.635040][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.635466][ T32] dd20: ad59c000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 10 printk messages dropped ** [ 1335.636142][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.636608][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.637220][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 3 printk messages dropped ** [ 1335.637495][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.638024][ T32] task:kworker/1:374 state:D stack:0 pid:4746 tgid:4746 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1335.662138][ T32] r10:8291a684 r9:eb2c1d84 r8:00000002 r7:60000113 r6:eb2c1d8c r5:852da400 ** 4 printk messages dropped ** [ 1335.662467][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1335.662771][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1335.662917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85402fc0 [ 1335.662966][ T32] r4:00000000 [ 1335.663009][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.663100][ T32] r9:83018205 r8:852da400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1335.663144][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.663251][ T32] r5:00001000 r4:eb161000 [ 1335.663302][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.663382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.663476][ T32] r5:85302b8c r4:85302800 [ 1335.663520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.663765][ T32] r7:ddde2d80 r6:83018200 r5:85302b8c r4:85403300 [ 1335.663828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.663928][ T32] r10:61c88647 r9:852da400 r8:8540332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.663985][ T32] r4:85403300 [ 1335.664026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.664125][ T32] r10:00000000 r9:85403300 r8:80287e08 r7:eb2bde60 r6:853f9580 r5:852da400 [ 1335.664197][ T32] r4:00000001 [ 1335.664246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.664322][ T32] Exception stack(0xeb2c1fb0 to 0xeb2c1ff8) [ 1335.664409][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.664477][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.664532][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.664589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.664633][ T32] r4:85402f00 [ 1335.665320][ T32] INFO: task kworker/1:374:4746 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.665409][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.665530][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.665622][ T32] Call trace: [ 1335.665690][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.665792][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.665849][ T32] r4:00000000 [ 1335.665916][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.666002][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.666078][ T32] dd20: ad8c6000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.666161][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.666225][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.666267][ T32] r5:800f0013 r4:80239bb0 [ 1335.666316][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.666395][ T32] r4:82ac21e4 [ 1335.666468][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.666555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.666605][ T32] r4:e05addc0 [ 1335.666643][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.666729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.666780][ T32] r4:00000000 [ 1335.666820][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.666913][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.666974][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.667058][ T32] r5:00001000 r4:dfd07000 [ 1335.667099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.667177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.667258][ T32] r5:84be078c r4:84be0400 [ 1335.667297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.667408][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.667464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.667580][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.667632][ T32] r4:84bbbf00 [ 1335.667686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.667795][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.667846][ T32] r4:00000001 [ 1335.667882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.667954][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.668014][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.668069][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.668127][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.687961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.688197][ T32] r4:84ba87c0 [ 1335.688647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.688750][ T32] INFO: task kworker/1:375:4749 blocked for more than 462 seconds. [ 1335.688824][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.688877][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.688930][ T32] task:kworker/1:375 state:D stack:0 pid:4749 tgid:4749 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.689034][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.689142][ T32] Call trace: [ 1335.689239][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1335.689669][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1335.690533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.690629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.691127][ T32] r4:85403380 ** 4 printk messages dropped ** [ 1335.691468][ T32] Exception stack(0xeb2cdfb0 to 0xeb2cdff8) ** 4 printk messages dropped ** [ 1335.691802][ T32] r4:853f2340 ** 3 printk messages dropped ** [ 1335.692778][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.693134][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1335.693641][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.693946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 7 printk messages dropped ** [ 1335.694506][ T32] r5:84be078c r4:84be0400 ** 6 printk messages dropped ** [ 1335.694985][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 6 printk messages dropped ** [ 1335.695369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1335.695815][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.696306][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.696893][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.697457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.697545][ T32] r5:8530338c r4:85303000 ** 3 printk messages dropped ** [ 1335.697813][ T32] r10:61c88647 r9:852dc800 r8:8540342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.728697][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.729854][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.730281][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 3 printk messages dropped ** [ 1335.730542][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1335.730674][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1335.730809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 6 printk messages dropped ** [ 1335.731280][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1335.731780][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 3 printk messages dropped ** [ 1335.732167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1335.732328][ T32] r4:00000001 [ 1335.732369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.732464][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.732519][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.732568][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.732626][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.732678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.732728][ T32] r4:84ba87c0 [ 1335.732767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.732825][ T32] INFO: task kworker/1:377:4752 blocked for more than 462 seconds. [ 1335.732883][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.732932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.732969][ T32] task:kworker/1:377 state:D stack:0 pid:4752 tgid:4752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.733077][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.733259][ T32] Call trace: [ 1335.733414][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.733500][ T32] r10:8291a684 r9:eb2d9d84 r8:00000002 r7:60000013 r6:eb2d9d8c r5:852dec00 [ 1335.733548][ T32] r4:852dec00 [ 1335.733611][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.733696][ T32] r5:852dec00 r4:8291a680 [ 1335.733739][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.733814][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.733893][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d9e08 [ 1335.733942][ T32] r4:00000000 [ 1335.733990][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.734087][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.734166][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.734244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4300 [ 1335.734283][ T32] r4:00000000 [ 1335.734328][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.734426][ T32] r9:83018205 r8:852dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1335.734474][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.734552][ T32] r5:00001000 r4:eb197000 [ 1335.734601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.734678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.734760][ T32] r5:8530378c r4:85303400 [ 1335.734797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.734886][ T32] r7:ddde2d80 r6:83018200 r5:8530378c r4:85403480 [ 1335.734948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.735035][ T32] r10:61c88647 r9:852dec00 r8:854034ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.735081][ T32] r4:85403480 [ 1335.735119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.735205][ T32] r10:00000000 r9:85403480 r8:80287e08 r7:eb2bde60 r6:853f9700 r5:852dec00 [ 1335.735280][ T32] r4:00000001 [ 1335.735324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.735401][ T32] Exception stack(0xeb2d9fb0 to 0xeb2d9ff8) [ 1335.735491][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.735595][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.735658][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.735730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.735782][ T32] r4:853f4040 [ 1335.736163][ T32] INFO: task kworker/1:377:4752 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.736240][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.736343][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.736446][ T32] Call trace: [ 1335.736502][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.736613][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.736662][ T32] r4:00000000 [ 1335.736704][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.736788][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.736846][ T32] dd20: ae155000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.736901][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.736955][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.737020][ T32] r5:800f0013 r4:80239bb0 [ 1335.737073][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.737151][ T32] r4:82ac21e4 [ 1335.737199][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.737282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.737352][ T32] r4:e05addc0 [ 1335.737401][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.737485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.737525][ T32] r4:00000000 [ 1335.737571][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.737658][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.737701][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.737785][ T32] r5:00001000 r4:dfd07000 [ 1335.737823][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.737897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.738054][ T32] r5:84be078c r4:84be0400 [ 1335.738137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.738323][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.761003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.761153][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.761209][ T32] r4:84bbbf00 [ 1335.761249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.761342][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.761419][ T32] r4:00000001 [ 1335.761462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.761538][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.761598][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.761652][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.761711][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.761769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.761812][ T32] r4:84ba87c0 [ 1335.761876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.761939][ T32] INFO: task kworker/1:378:4754 blocked for more than 462 seconds. [ 1335.762025][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.762165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.762292][ T32] task:kworker/1:378 state:D stack:0 pid:4754 tgid:4754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.762457][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.762551][ T32] Call trace: [ 1335.762619][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.762719][ T32] r10:8291a684 r9:eb2e1d84 r8:00000002 r7:60000013 r6:eb2e1d8c r5:852de000 [ 1335.762763][ T32] r4:852de000 [ 1335.762809][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.762908][ T32] r5:852de000 r4:8291a680 [ 1335.762958][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.763037][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.763145][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 [ 1335.763195][ T32] r4:00000000 [ 1335.763229][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.763304][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1335.763756][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.763960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1335.764412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1335.764902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.766146][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.766388][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 6 printk messages dropped ** [ 1335.766836][ T32] r4:e05addc0 [ 1335.766878][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.766955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.767002][ T32] r4:00000000 [ 1335.767039][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.767171][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.767243][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.767329][ T32] r5:00001000 r4:dfd07000 [ 1335.767440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.767527][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.767633][ T32] r5:84be078c r4:84be0400 [ 1335.767680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.767771][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.767818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.767909][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.767982][ T32] r4:84bbbf00 [ 1335.768021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.768115][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.788767][ T32] r4:00000001 [ 1335.788842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.788961][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.789030][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.789086][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.789140][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.789193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.789264][ T32] r4:84ba87c0 [ 1335.789313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.789367][ T32] INFO: task kworker/1:379:4757 blocked for more than 462 seconds. [ 1335.789439][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.789502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.789549][ T32] task:kworker/1:379 state:D stack:0 pid:4757 tgid:4757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.789651][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.789745][ T32] Call trace: [ 1335.789812][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.789907][ T32] r10:8291a684 r9:eb2e5d84 r8:00000002 r7:60000013 r6:eb2e5d8c r5:852dd400 [ 1335.789949][ T32] r4:852dd400 [ 1335.789995][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.790076][ T32] r5:852dd400 r4:8291a680 [ 1335.790117][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.790215][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.790302][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e5e08 [ 1335.790365][ T32] r4:00000000 [ 1335.790410][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.790484][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.790560][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.790639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4580 [ 1335.790684][ T32] r4:00000000 [ 1335.790723][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.790808][ T32] r9:83018205 r8:852dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1335.790856][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.790951][ T32] r5:00001000 r4:eb1bf000 [ 1335.791003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.791087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.791169][ T32] r5:85303f8c r4:85303c00 [ 1335.791211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.791297][ T32] r7:ddde2d80 r6:83018200 r5:85303f8c r4:85403580 [ 1335.791344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.791454][ T32] r10:61c88647 r9:852dd400 r8:854035ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.791500][ T32] r4:85403580 [ 1335.791565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1335.791943][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.793021][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.793367][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 2 printk messages dropped ** [ 1335.793533][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1335.793707][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1335.793918][ T32] r4:e05addc0 ** 1 printk messages dropped ** [ 1335.794056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 6 printk messages dropped ** [ 1335.794503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.794922][ T32] r4:84bbbf00 ** 1 printk messages dropped ** [ 1335.795102][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 3 printk messages dropped ** [ 1335.795323][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.795714][ T32] INFO: task kworker/1:380:4759 blocked for more than 462 seconds. ** 3 printk messages dropped ** [ 1335.795934][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.796243][ T32] r4:85346c00 ** 2 printk messages dropped ** [ 1335.796420][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.796618][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.796794][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1335.797124][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.797365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.797449][ T32] r5:8530438c r4:85304000 ** 1 printk messages dropped ** [ 1335.797582][ T32] r7:ddde2d80 r6:83018200 r5:8530438c r4:85403600 ** 2 printk messages dropped ** [ 1335.797761][ T32] r4:85403600 ** 2 printk messages dropped ** [ 1335.797949][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1335.798061][ T32] Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) ** 3 printk messages dropped ** [ 1335.823234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1335.824026][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.824657][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 1 printk messages dropped ** [ 1335.824779][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 3 printk messages dropped ** [ 1335.825003][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1335.825127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 3 printk messages dropped ** [ 1335.825340][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.825521][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.825618][ T32] r5:00001000 r4:dfd07000 [ 1335.825671][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.825752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.825832][ T32] r5:84be078c r4:84be0400 [ 1335.825876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.825969][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.826013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.826105][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.826153][ T32] r4:84bbbf00 [ 1335.826189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.826277][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.826349][ T32] r4:00000001 [ 1335.826391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.826470][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.826528][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.826578][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.826640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.826693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.826741][ T32] r4:84ba87c0 [ 1335.826778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.826851][ T32] INFO: task kworker/1:381:4761 blocked for more than 462 seconds. [ 1335.826917][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.826963][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.827009][ T32] task:kworker/1:381 state:D stack:0 pid:4761 tgid:4761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.827093][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.827175][ T32] Call trace: [ 1335.827238][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.827329][ T32] r10:8291a684 r9:eb2f5d84 r8:00000002 r7:60000013 r6:eb2f5d8c r5:84898000 [ 1335.827380][ T32] r4:84898000 [ 1335.827435][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.827520][ T32] r5:84898000 r4:8291a680 [ 1335.827583][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.827663][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.827749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f5e08 [ 1335.827796][ T32] r4:00000000 [ 1335.827832][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.827902][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.827970][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.828047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4940 [ 1335.828099][ T32] r4:00000000 [ 1335.828193][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.847405][ T32] r9:83018205 r8:84898000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1335.847487][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.847638][ T32] r5:00001000 r4:eb2f1000 [ 1335.847687][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.847765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.847863][ T32] r5:85304b8c r4:85304800 [ 1335.847899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.848010][ T32] r7:ddde2d80 r6:83018200 r5:85304b8c r4:85403680 [ 1335.848080][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.848711][ T32] r10:61c88647 r9:84898000 r8:854036ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.848815][ T32] r4:85403680 [ 1335.848863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.848971][ T32] r10:00000000 r9:85403680 r8:80287e08 r7:eb2bde60 r6:853f9900 r5:84898000 [ 1335.848998][ T32] r4:00000001 [ 1335.849020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.849078][ T32] Exception stack(0xeb2f5fb0 to 0xeb2f5ff8) [ 1335.849115][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.849145][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.849171][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.849201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.849249][ T32] r4:853f44c0 [ 1335.849814][ T32] INFO: task kworker/1:381:4761 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.849891][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.850031][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.850129][ T32] Call trace: [ 1335.850193][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.850293][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.850339][ T32] r4:00000000 [ 1335.850384][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.850470][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.850522][ T32] dd20: aee87000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.850589][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.850638][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.850692][ T32] r5:800f0013 r4:80239bb0 [ 1335.850769][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.850890][ T32] r4:82ac21e4 [ 1335.850938][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.851051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.851104][ T32] r4:e05addc0 [ 1335.851145][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.851229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.851274][ T32] r4:00000000 [ 1335.851319][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.851448][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.851500][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.851633][ T32] r5:00001000 r4:dfd07000 [ 1335.851684][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.851764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.851845][ T32] r5:84be078c r4:84be0400 [ 1335.851895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.851988][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.852035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.852126][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.852258][ T32] r4:84bbbf00 [ 1335.852314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.852409][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.852488][ T32] r4:00000001 [ 1335.852539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.852627][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.852688][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.852992][ T32] INFO: task kworker/1:382:4763 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1335.853564][ T32] r4:84898c00 ** 3 printk messages dropped ** [ 1335.853857][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.854639][ T32] r5:00001000 r4:ead81000 ** 1 printk messages dropped ** [ 1335.854763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.855206][ T32] r4:85403700 ** 6 printk messages dropped ** [ 1335.855638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.856565][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.856956][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1335.857464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 9 printk messages dropped ** [ 1335.892785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1335.893862][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.894101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.894177][ T32] r4:84ba87c0 [ 1335.894234][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.894288][ T32] INFO: task kworker/1:383:4764 blocked for more than 462 seconds. [ 1335.894355][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.894411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.894459][ T32] task:kworker/1:383 state:D stack:0 pid:4764 tgid:4764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.894571][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.894664][ T32] Call trace: [ 1335.894736][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.894834][ T32] r10:8291a684 r9:eb30dd84 r8:00000002 r7:60000113 r6:eb30dd8c r5:84899800 [ 1335.894882][ T32] r4:84899800 [ 1335.894931][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.895015][ T32] r5:84899800 r4:8291a680 [ 1335.895055][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.895135][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.895218][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb30de08 [ 1335.895278][ T32] r4:00000000 [ 1335.895321][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.895392][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.895481][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.895594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4a80 [ 1335.895640][ T32] r4:00000000 [ 1335.895695][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.895788][ T32] r9:83018205 r8:84899800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1335.895833][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.895973][ T32] r5:00001000 r4:eb2fd000 [ 1335.896031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.896120][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.896211][ T32] r5:85304f8c r4:85304c00 [ 1335.896260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.896345][ T32] r7:ddde2d80 r6:83018200 r5:85304f8c r4:85403780 [ 1335.896388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.896497][ T32] r10:61c88647 r9:84899800 r8:854037ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.896580][ T32] r4:85403780 [ 1335.896624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.896731][ T32] r10:00000000 r9:85403780 r8:80287e08 r7:eb301e60 r6:853f9a00 r5:84899800 [ 1335.896779][ T32] r4:00000001 [ 1335.896839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.896941][ T32] Exception stack(0xeb30dfb0 to 0xeb30dff8) [ 1335.897008][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.897064][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.897113][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.897179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.897225][ T32] r4:853f49c0 [ 1335.897925][ T32] INFO: task kworker/1:383:4764 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.898028][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.908965][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.909066][ T32] Call trace: [ 1335.909134][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.909226][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.909258][ T32] r4:00000000 [ 1335.909301][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.909390][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.909464][ T32] dd20: af406000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.909521][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.909575][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.909626][ T32] r5:800f0013 r4:80239bb0 [ 1335.909674][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.909776][ T32] r4:82ac21e4 [ 1335.909834][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.909915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.909963][ T32] r4:e05addc0 [ 1335.910002][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.910082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.910135][ T32] r4:00000000 [ 1335.910173][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.910267][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.910320][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.910426][ T32] r5:00001000 r4:dfd07000 [ 1335.910472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.910563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.910657][ T32] r5:84be078c r4:84be0400 [ 1335.910706][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.910805][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.910864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.910968][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.911019][ T32] r4:84bbbf00 [ 1335.911057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.911150][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.911204][ T32] r4:00000001 [ 1335.911246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.911318][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.911368][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.911436][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.911493][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.911576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.911620][ T32] r4:84ba87c0 [ 1335.911668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.911727][ T32] INFO: task kworker/0:438:4769 blocked for more than 462 seconds. [ 1335.911792][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.911854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.911909][ T32] task:kworker/0:438 state:D stack:0 pid:4769 tgid:4769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.911997][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.912081][ T32] Call trace: [ 1335.912140][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.912267][ T32] r10:8291a684 r9:eb2ddd84 r8:00000002 r7:60000113 r6:eb2ddd8c r5:8489a400 [ 1335.912362][ T32] r4:8489a400 [ 1335.912417][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.912499][ T32] r5:8489a400 r4:8291a680 [ 1335.912575][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.912657][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.912741][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2dde08 [ 1335.912788][ T32] r4:00000000 [ 1335.912834][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.912906][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.912972][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.913053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dd480 [ 1335.913102][ T32] r4:00000000 [ 1335.913139][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.913225][ T32] r9:83018005 r8:8489a400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1335.913289][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.913374][ T32] r5:00001000 r4:dffd7000 [ 1335.913424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.913500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.913582][ T32] r5:853b978c r4:853b9400 [ 1335.913632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.913722][ T32] r7:dddced80 r6:83018000 r5:853b978c r4:853f9a80 [ 1335.913762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.913869][ T32] r10:61c88647 r9:8489a400 r8:853f9aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.913980][ T32] r4:853f9a80 [ 1335.914030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.914119][ T32] r10:00000000 r9:853f9a80 r8:80287e08 r7:eb261e60 r6:853f9b00 r5:8489a400 [ 1335.914165][ T32] r4:00000001 [ 1335.914207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.914276][ T32] Exception stack(0xeb2ddfb0 to 0xeb2ddff8) [ 1335.914325][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.914386][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.914446][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.914506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.914556][ T32] r4:853dd100 [ 1335.915213][ T32] INFO: task kworker/0:438:4769 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.915285][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.915429][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.915525][ T32] Call trace: [ 1335.915619][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.915738][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.915796][ T32] r4:00000000 [ 1335.915834][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.915920][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.915977][ T32] dd20: af406000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.916046][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.916101][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.916150][ T32] r5:800f0013 r4:80239bb0 [ 1335.916193][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.916292][ T32] r4:82ac21e4 [ 1335.916349][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.916448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.916501][ T32] r4:e05addc0 [ 1335.916562][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.916643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.916695][ T32] r4:00000000 [ 1335.916731][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.916876][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.916927][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.917012][ T32] r5:00001000 r4:dfd07000 [ 1335.917106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.917190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.917302][ T32] r5:84be078c r4:84be0400 [ 1335.917383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.917487][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.917535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.917630][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.917682][ T32] r4:84bbbf00 [ 1335.917721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.917816][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.917871][ T32] r4:00000001 [ 1335.917909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.917981][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.918033][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.918157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.941274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.941391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.941453][ T32] r4:84ba87c0 [ 1335.941506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.941597][ T32] INFO: task kworker/0:439:4770 blocked for more than 462 seconds. [ 1335.941678][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.941746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.941796][ T32] task:kworker/0:439 state:D stack:0 pid:4770 tgid:4770 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.941925][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.942040][ T32] Call trace: [ 1335.942111][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.942220][ T32] r10:8291a684 r9:eb25dd84 r8:00000002 r7:60000113 r6:eb25dd8c r5:8489b000 [ 1335.942268][ T32] r4:8489b000 [ 1335.942317][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.942423][ T32] r5:8489b000 r4:8291a680 [ 1335.942472][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.942558][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.942649][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb25de08 [ 1335.942709][ T32] r4:00000000 [ 1335.942747][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.942829][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.942906][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.942987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dd5c0 [ 1335.943040][ T32] r4:00000000 [ 1335.943080][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.943178][ T32] r9:83018005 r8:8489b000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1335.943232][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.943314][ T32] r5:00001000 r4:e04a1000 [ 1335.943359][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.943450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.943533][ T32] r5:853b9b8c r4:853b9800 [ 1335.943605][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.943707][ T32] r7:dddced80 r6:83018000 r5:853b9b8c r4:853f9b80 [ 1335.943749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.943844][ T32] r10:61c88647 r9:8489b000 r8:853f9bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.943896][ T32] r4:853f9b80 [ 1335.943934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.944024][ T32] r10:00000000 r9:853f9b80 r8:80287e08 r7:eb2dde60 r6:853f9c00 r5:8489b000 [ 1335.944075][ T32] r4:00000001 [ 1335.944114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.944193][ T32] Exception stack(0xeb25dfb0 to 0xeb25dff8) [ 1335.944245][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.944307][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.944357][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.944424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.944471][ T32] r4:853dd100 [ 1335.945122][ T32] INFO: task kworker/0:439:4770 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1335.945189][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.945308][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.945444][ T32] Call trace: [ 1335.945528][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.945635][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1335.945683][ T32] r4:00000000 [ 1335.945729][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.945808][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1335.945872][ T32] dd20: af5e6000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1335.945925][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1335.945994][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.946073][ T32] r5:800f0013 r4:80239bb0 [ 1335.946117][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.946203][ T32] r4:82ac21e4 [ 1335.946251][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.946332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1335.946382][ T32] r4:e05addc0 [ 1335.946431][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.946510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1335.946564][ T32] r4:00000000 [ 1335.946601][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.946694][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.946742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.946823][ T32] r5:00001000 r4:dfd07000 [ 1335.946868][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.946962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.947051][ T32] r5:84be078c r4:84be0400 [ 1335.947089][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.947182][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1335.947248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.947343][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.947387][ T32] r4:84bbbf00 [ 1335.947449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.947567][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1335.947625][ T32] r4:00000001 [ 1335.947672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.947747][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1335.947799][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.947857][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.971581][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.972187][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 12 printk messages dropped ** [ 1335.973136][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.973230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.973599][ T32] r10:61c88647 r9:8489bc00 r8:853f9cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1335.974143][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.975602][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1335.976153][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.976528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1335.977278][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 7 printk messages dropped ** [ 1335.977981][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 4 printk messages dropped ** [ 1335.998858][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1335.999282][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.000166][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1336.001257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.001654][ T32] r10:61c88647 r9:8489c800 r8:853f9dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1336.002257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1336.003570][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.003908][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1336.004203][ T32] r4:e05addc0 [ 1336.004249][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.004327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1336.004374][ T32] r4:00000000 [ 1336.004417][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.004555][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1336.004615][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.004729][ T32] r5:00001000 r4:dfd07000 [ 1336.004780][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.004857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.004939][ T32] r5:84be078c r4:84be0400 [ 1336.004978][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.005073][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1336.005316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.005416][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.005466][ T32] r4:84bbbf00 [ 1336.005529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.005622][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.005669][ T32] r4:00000001 [ 1336.005708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.005776][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.005831][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.005883][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.005938][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.005996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.006041][ T32] r4:84ba87c0 [ 1336.006082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.006132][ T32] INFO: task kworker/1:384:4777 blocked for more than 462 seconds. [ 1336.006190][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.006235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.006312][ T32] task:kworker/1:384 state:D stack:0 pid:4777 tgid:4777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.006410][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.006495][ T32] Call trace: [ 1336.006588][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.006681][ T32] r10:8291a684 r9:eb0c5d84 r8:00000002 r7:60000113 r6:eb0c5d8c r5:8489d400 [ 1336.006746][ T32] r4:8489d400 [ 1336.006794][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.006891][ T32] r5:8489d400 r4:8291a680 [ 1336.006933][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.007014][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.007093][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c5e08 [ 1336.007138][ T32] r4:00000000 [ 1336.007174][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.007249][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.007318][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.007402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85402e40 [ 1336.007446][ T32] r4:00000000 [ 1336.007495][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.007605][ T32] r9:83018205 r8:8489d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1336.007650][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.007737][ T32] r5:00001000 r4:ead47000 [ 1336.007781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.007855][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.007937][ T32] r5:8530538c r4:85305000 [ 1336.007986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.008073][ T32] r7:ddde2d80 r6:83018200 r5:8530538c r4:85403800 [ 1336.008115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.037240][ T32] r10:61c88647 r9:8489d400 r8:8540382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.037368][ T32] r4:85403800 [ 1336.037436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.037572][ T32] r10:00000000 r9:85403800 r8:80287e08 r7:eb301e60 r6:853f9e80 r5:8489d400 [ 1336.037622][ T32] r4:00000001 [ 1336.037665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.037742][ T32] Exception stack(0xeb0c5fb0 to 0xeb0c5ff8) [ 1336.037822][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.038021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.049997][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1336.050489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 9 printk messages dropped ** [ 1336.051235][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1336.051914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1336.052527][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1336.053186][ T32] r5:8489e000 r4:8291a680 ** 5 printk messages dropped ** [ 1336.053612][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.054283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.054725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1336.055240][ T32] Exception stack(0xeada9fb0 to 0xeada9ff8) ** 2 printk messages dropped ** [ 1336.055414][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.055474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.055520][ T32] r4:853dd900 [ 1336.056023][ T32] INFO: task kworker/0:442:4778 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1336.056102][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.056248][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.056341][ T32] Call trace: [ 1336.056408][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.056507][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1336.056560][ T32] r4:00000000 [ 1336.056597][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.056681][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1336.056739][ T32] dd20: b00a8000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1336.056795][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1336.056871][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.056925][ T32] r5:800f0013 r4:80239bb0 [ 1336.057022][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.057115][ T32] r4:82ac21e4 [ 1336.057176][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.057272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1336.057358][ T32] r4:e05addc0 [ 1336.057435][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.057514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1336.057566][ T32] r4:00000000 [ 1336.057607][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.057693][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1336.057742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.057844][ T32] r5:00001000 r4:dfd07000 [ 1336.057919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.057998][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.058077][ T32] r5:84be078c r4:84be0400 [ 1336.058118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.082110][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1336.082200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.082335][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.082410][ T32] r4:84bbbf00 [ 1336.082451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.082546][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.082597][ T32] r4:00000001 [ 1336.082639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.082720][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.082785][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.082854][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.082932][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.082991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.083046][ T32] r4:84ba87c0 [ 1336.083100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.083152][ T32] INFO: task kworker/0:443:4780 blocked for more than 462 seconds. [ 1336.083235][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.083282][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1336.083452][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.084134][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1336.084641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ddb80 ** 6 printk messages dropped ** [ 1336.085114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.085484][ T32] r10:61c88647 r9:8489ec00 r8:8540002c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.086014][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.087272][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.087755][ T32] dd20: b0370000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1336.109351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1336.110121][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1336.110644][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.111065][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.111603][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.112287][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.113198][ T32] r5:00001000 r4:eaa2f000 ** 1 printk messages dropped ** [ 1336.113326][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.113857][ T32] r4:85400100 ** 6 printk messages dropped ** [ 1336.114308][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.115488][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.115976][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 9 printk messages dropped ** [ 1336.116735][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.117371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.117458][ T32] r5:84be078c r4:84be0400 [ 1336.117504][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.117650][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1336.117709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.117802][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.117845][ T32] r4:84bbbf00 [ 1336.117890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.118003][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.118054][ T32] r4:00000001 [ 1336.118134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.148524][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.148623][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.148679][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.148739][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.148810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.148869][ T32] r4:84ba87c0 [ 1336.148951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.149161][ T32] INFO: task kworker/0:445:4785 blocked for more than 462 seconds. [ 1336.149241][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.149287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.149383][ T32] task:kworker/0:445 state:D stack:0 pid:4785 tgid:4785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.149556][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.149711][ T32] Call trace: [ 1336.149834][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.149953][ T32] r10:8291a684 r9:eb315d84 r8:00000002 r7:60000113 r6:eb315d8c r5:85440c00 [ 1336.150024][ T32] r4:85440c00 [ 1336.150075][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.150159][ T32] r5:85440c00 r4:8291a680 [ 1336.150208][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.150287][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.150395][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb315e08 [ 1336.150452][ T32] r4:00000000 [ 1336.150513][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.150601][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.150684][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.150774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853dde80 [ 1336.150818][ T32] r4:00000000 [ 1336.150864][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.150952][ T32] r9:83018005 r8:85440c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1336.151023][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.151118][ T32] r5:00001000 r4:eaa5b000 [ 1336.151188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.151276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.151361][ T32] r5:853bb38c r4:853bb000 [ 1336.151406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.151504][ T32] r7:dddced80 r6:83018000 r5:853bb38c r4:85400200 [ 1336.151576][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.151676][ T32] r10:61c88647 r9:85440c00 r8:8540022c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.151729][ T32] r4:85400200 [ 1336.151778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.151869][ T32] r10:00000000 r9:85400200 r8:80287e08 r7:eb311e60 r6:85400280 r5:85440c00 [ 1336.151933][ T32] r4:00000001 [ 1336.151984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.152071][ T32] Exception stack(0xeb315fb0 to 0xeb315ff8) [ 1336.152131][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.152198][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.152256][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.152313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.152365][ T32] r4:853ddb00 [ 1336.153041][ T32] INFO: task kworker/0:445:4785 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1336.153113][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.153249][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.153365][ T32] Call trace: [ 1336.153446][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.153548][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1336.153592][ T32] r4:00000000 [ 1336.153646][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.153725][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1336.153777][ T32] dd20: b0c91000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1336.153838][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1336.154391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1336.155194][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.155780][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.156198][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.156771][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1336.157697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.158095][ T32] r10:61c88647 r9:85441800 r8:8540032c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1336.171930][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.173336][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1336.173923][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.174264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1336.175115][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.175706][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.176232][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.176883][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.177541][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1336.177678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.177755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.177834][ T32] r5:853bb78c r4:853bb400 [ 1336.177873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.177970][ T32] r7:dddced80 r6:83018000 r5:853bb78c r4:85400400 [ 1336.178006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.178124][ T32] r10:61c88647 r9:85442400 r8:8540042c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.198730][ T32] r4:85400400 [ 1336.198781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.198915][ T32] r10:00000000 r9:85400400 r8:80287e08 r7:eb31de60 r6:85400480 r5:85442400 [ 1336.198981][ T32] r4:00000001 [ 1336.199017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.199093][ T32] Exception stack(0xeb319fb0 to 0xeb319ff8) [ 1336.199145][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.199205][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.199255][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.199339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.199399][ T32] r4:853ddc80 [ 1336.200079][ T32] INFO: task kworker/0:447:4788 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1336.200187][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.200372][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.200479][ T32] Call trace: [ 1336.200641][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.200747][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1336.200827][ T32] r4:00000000 [ 1336.200927][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.201009][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1336.201085][ T32] dd20: b0fab000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1336.201167][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1336.201225][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.201272][ T32] r5:800f0013 r4:80239bb0 [ 1336.201312][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.201402][ T32] r4:82ac21e4 [ 1336.201449][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.201530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1336.201598][ T32] r4:e05addc0 [ 1336.201667][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.201755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1336.201826][ T32] r4:00000000 [ 1336.201874][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.201992][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1336.202067][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.202155][ T32] r5:00001000 r4:dfd07000 [ 1336.202204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.202287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.202373][ T32] r5:84be078c r4:84be0400 [ 1336.202416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.202504][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1336.202566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.202664][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.202712][ T32] r4:84bbbf00 [ 1336.202748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.202837][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.202890][ T32] r4:00000001 [ 1336.202938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.203019][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.203068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.203138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.203195][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.203246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.203294][ T32] r4:84ba87c0 [ 1336.203332][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.203390][ T32] INFO: task kworker/0:448:4790 blocked for more than 462 seconds. [ 1336.203455][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1336.203905][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1336.204552][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.205137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.205413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.205986][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.207104][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.207389][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1336.207955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1336.237432][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.237933][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.253378][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.254069][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1336.254915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1336.255281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.255902][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.256069][ T32] r4:854062c0 [ 1336.256751][ T32] INFO: task kworker/0:449:4792 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1336.256842][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.257000][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.257123][ T32] Call trace: [ 1336.257182][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.257280][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1336.257351][ T32] r4:00000000 [ 1336.257397][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.257477][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1336.257556][ T32] dd20: b1931000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1336.257640][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1336.257702][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.257752][ T32] r5:800f0013 r4:80239bb0 [ 1336.257815][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.257898][ T32] r4:82ac21e4 [ 1336.257940][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.258020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1336.258082][ T32] r4:e05addc0 [ 1336.258175][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.267951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1336.268034][ T32] r4:00000000 [ 1336.268152][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.268600][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1336.268676][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.268765][ T32] r5:00001000 r4:dfd07000 [ 1336.268807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.268876][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.268940][ T32] r5:84be078c r4:84be0400 [ 1336.268988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.269073][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1336.269126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.269221][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.269281][ T32] r4:84bbbf00 [ 1336.269322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.269435][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.269497][ T32] r4:00000001 [ 1336.269533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.269611][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.269676][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.269729][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.269786][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.269840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.269909][ T32] r4:84ba87c0 [ 1336.269965][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.270019][ T32] INFO: task kworker/0:450:4795 blocked for more than 462 seconds. [ 1336.270084][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.270135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.270176][ T32] task:kworker/0:450 state:D stack:0 pid:4795 tgid:4795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.270282][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.270378][ T32] Call trace: [ 1336.270457][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.270555][ T32] r10:8291a684 r9:eb321d84 r8:00000002 r7:60000113 r6:eb321d8c r5:8540a400 [ 1336.270597][ T32] r4:8540a400 [ 1336.270648][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.270740][ T32] r5:8540a400 r4:8291a680 [ 1336.270780][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.270875][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.270957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb321e08 [ 1336.271003][ T32] r4:00000000 [ 1336.271044][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1336.271480][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.271713][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.272051][ T32] r10:61c88647 r9:8540a400 r8:8540072c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.272609][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1336.274030][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1336.274504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 12 printk messages dropped ** [ 1336.275352][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 4 printk messages dropped ** [ 1336.275731][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.275788][ T32] r4:00000001 [ 1336.275840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.275916][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.275968][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.276021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.276076][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.276126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.276181][ T32] r4:84ba87c0 [ 1336.276220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.276270][ T32] INFO: task kworker/0:451:4796 blocked for more than 462 seconds. [ 1336.276323][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.276397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.276442][ T32] task:kworker/0:451 state:D stack:0 pid:4796 tgid:4796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.276525][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.276611][ T32] Call trace: [ 1336.276703][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.276792][ T32] r10:8291a684 r9:eb331d84 r8:00000002 r7:60000013 r6:eb331d8c r5:8540b000 [ 1336.276833][ T32] r4:8540b000 [ 1336.276879][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.276963][ T32] r5:8540b000 r4:8291a680 [ 1336.277001][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.277077][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.277159][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb331e08 [ 1336.277202][ T32] r4:00000000 [ 1336.277245][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.277309][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.277409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.277490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85406ac0 [ 1336.277546][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.277845][ T32] r5:00001000 r4:eade9000 ** 1 printk messages dropped ** [ 1336.277961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1336.299681][ T32] r7:dddced80 r6:83018000 r5:854bc38c r4:85400780 ** 5 printk messages dropped ** [ 1336.300287][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.300914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.302341][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1336.302835][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1336.303324][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.303867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1336.304724][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1336.305275][ T32] INFO: task kworker/1:385:4798 blocked for more than 462 seconds. ** 6 printk messages dropped ** [ 1336.305785][ T32] r10:8291a684 r9:eb32dd84 r8:00000002 r7:60000113 r6:eb32dd8c r5:8540c800 ** 8 printk messages dropped ** [ 1336.306615][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.307297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.307787][ T32] r10:61c88647 r9:8540c800 r8:854039ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1336.340697][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.342269][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.342530][ T32] dd20: b257b000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1336.342589][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1336.342669][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.342717][ T32] r5:800f0013 r4:80239bb0 [ 1336.342765][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.342848][ T32] r4:82ac21e4 [ 1336.342902][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.342988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1336.343034][ T32] r4:e05addc0 [ 1336.343082][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.343164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1336.343227][ T32] r4:00000000 [ 1336.343303][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.343406][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1336.343473][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.343597][ T32] r5:00001000 r4:dfd07000 [ 1336.343650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.343932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.344042][ T32] r5:84be078c r4:84be0400 [ 1336.344095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.344209][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1336.344271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.344454][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.344514][ T32] r4:84bbbf00 [ 1336.344556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.344647][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.344700][ T32] r4:00000001 [ 1336.344780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.344857][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.344913][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.344986][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.345073][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.345138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.345179][ T32] r4:84ba87c0 [ 1336.345236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.345291][ T32] INFO: task kworker/1:386:4800 blocked for more than 462 seconds. [ 1336.345357][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.345420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.345460][ T32] task:kworker/1:386 state:D stack:0 pid:4800 tgid:4800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.345546][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.345631][ T32] Call trace: [ 1336.345727][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.345861][ T32] r10:8291a684 r9:eb335d84 r8:00000002 r7:60000113 r6:eb335d8c r5:8540d400 [ 1336.345941][ T32] r4:8540d400 [ 1336.345981][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.346066][ T32] r5:8540d400 r4:8291a680 [ 1336.346108][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.346208][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.346292][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb335e08 [ 1336.346339][ T32] r4:00000000 [ 1336.346375][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.346463][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.346535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.346686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85482fc0 [ 1336.346737][ T32] r4:00000000 [ 1336.346796][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.346882][ T32] r9:83018205 r8:8540d400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1336.346933][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.347011][ T32] r5:00001000 r4:eab8b000 ** 1 printk messages dropped ** [ 1336.347131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.347211][ T32] r5:85306f8c r4:85306c00 ** 3 printk messages dropped ** [ 1336.347486][ T32] r10:61c88647 r9:8540d400 r8:85403aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1336.360923][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.362429][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1336.362937][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1336.363333][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.363835][ T32] r5:84be078c r4:84be0400 ** 5 printk messages dropped ** [ 1336.364210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1336.364737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.365451][ T32] r10:8291a684 r9:eb33dd84 r8:00000002 r7:60000113 r6:eb33dd8c r5:8540e000 ** 8 printk messages dropped ** [ 1336.366013][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.366595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.366681][ T32] r5:854bd38c r4:854bd000 [ 1336.366719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.366809][ T32] r7:ddde2d80 r6:83018200 r5:854bd38c r4:85403b80 [ 1336.366856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.366944][ T32] r10:61c88647 r9:8540e000 r8:85403bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.366993][ T32] r4:85403b80 [ 1336.367031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.367115][ T32] r10:00000000 r9:85403b80 r8:80287e08 r7:eb335e60 r6:85403c00 r5:8540e000 [ 1336.367163][ T32] r4:00000001 [ 1336.367198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.367273][ T32] Exception stack(0xeb33dfb0 to 0xeb33dff8) [ 1336.367330][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.367393][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.367451][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.367506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.367602][ T32] r4:8547b280 [ 1336.368044][ T32] INFO: task kworker/1:387:4801 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1336.392835][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.393095][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.393260][ T32] Call trace: [ 1336.393504][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.393627][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1336.393695][ T32] r4:00000000 [ 1336.393742][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.393832][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1336.393897][ T32] dd20: b2a1f000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1336.393971][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1336.394032][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.394090][ T32] r5:800f0013 r4:80239bb0 [ 1336.394342][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.394444][ T32] r4:82ac21e4 [ 1336.394525][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.394625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1336.394717][ T32] r4:e05addc0 [ 1336.394768][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.394864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1336.394946][ T32] r4:00000000 [ 1336.394997][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.395095][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1336.395145][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.395238][ T32] r5:00001000 r4:dfd07000 [ 1336.395522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.395653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.395748][ T32] r5:84be078c r4:84be0400 [ 1336.395802][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.395908][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1336.395957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.396060][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.396115][ T32] r4:84bbbf00 [ 1336.396160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.396290][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.396349][ T32] r4:00000001 [ 1336.396406][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.396489][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.396580][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.396659][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.396724][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.396790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.396840][ T32] r4:84ba87c0 [ 1336.396892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.396961][ T32] INFO: task kworker/0:452:4803 blocked for more than 462 seconds. [ 1336.397029][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.397090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.397140][ T32] task:kworker/0:452 state:D stack:0 pid:4803 tgid:4803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.397244][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.397360][ T32] Call trace: [ 1336.397434][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.397571][ T32] r10:8291a684 r9:eb345d84 r8:00000002 r7:60000013 r6:eb345d8c r5:8540bc00 [ 1336.397633][ T32] r4:8540bc00 [ 1336.397755][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1336.419364][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.420298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.420406][ T32] r5:854bc78c r4:854bc400 ** 3 printk messages dropped ** [ 1336.420826][ T32] r10:61c88647 r9:8540bc00 r8:8540082c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.421838][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1336.423656][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1336.424450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 10 printk messages dropped ** [ 1336.425878][ T32] r5:84be078c r4:84be0400 ** 5 printk messages dropped ** [ 1336.426282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1336.427112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.427164][ T32] r4:84ba87c0 [ 1336.427230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.427321][ T32] INFO: task kworker/0:453:4806 blocked for more than 462 seconds. [ 1336.427394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.427451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.427671][ T32] task:kworker/0:453 state:D stack:0 pid:4806 tgid:4806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.427781][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.427871][ T32] Call trace: [ 1336.428032][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.463331][ T32] r10:8291a684 r9:eb351d84 r8:00000002 r7:60000113 r6:eb351d8c r5:85408c00 [ 1336.463571][ T32] r4:85408c00 [ 1336.463704][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.463857][ T32] r5:85408c00 r4:8291a680 [ 1336.463914][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.464003][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.464096][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb351e08 [ 1336.464222][ T32] r4:00000000 [ 1336.464277][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.464354][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.464446][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.464540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85406e00 [ 1336.464591][ T32] r4:00000000 [ 1336.464648][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.465289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.465392][ T32] r5:854bcf8c r4:854bcc00 ** 3 printk messages dropped ** [ 1336.465769][ T32] r10:61c88647 r9:85408c00 r8:854008ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.466458][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.478969][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1336.479841][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.480191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1336.481133][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.481647][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.482081][ T32] INFO: task kworker/0:454:4808 blocked for more than 462 seconds. ** 5 printk messages dropped ** [ 1336.482560][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1336.483173][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb359e08 ** 10 printk messages dropped ** [ 1336.483995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1336.484172][ T32] r5:854bdb8c r4:854bd800 ** 3 printk messages dropped ** [ 1336.484474][ T32] r10:61c88647 r9:8533d400 r8:8540092c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.485083][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.486275][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.486668][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1336.487064][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.487416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1336.519501][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1336.519587][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.519708][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.519765][ T32] r4:84bbbf00 [ 1336.519816][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.519924][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.519980][ T32] r4:00000001 [ 1336.520030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.520118][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.520188][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.520257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.520323][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.520404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.520461][ T32] r4:84ba87c0 [ 1336.520517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.520587][ T32] INFO: task kworker/0:455:4809 blocked for more than 463 seconds. [ 1336.520672][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.520730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.520784][ T32] task:kworker/0:455 state:D stack:0 pid:4809 tgid:4809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.520911][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.521014][ T32] Call trace: [ 1336.521088][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.521203][ T32] r10:8291a684 r9:eb35dd84 r8:00000002 r7:60000113 r6:eb35dd8c r5:8540ec00 [ 1336.521261][ T32] r4:8540ec00 [ 1336.521311][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.521408][ T32] r5:8540ec00 r4:8291a680 [ 1336.521460][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.521551][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.521663][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb35de08 [ 1336.521723][ T32] r4:00000000 [ 1336.521772][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.521886][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.522000][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.522108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85406680 [ 1336.522165][ T32] r4:00000000 [ 1336.522219][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.522330][ T32] r9:83018005 r8:8540ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1336.522391][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.522493][ T32] r5:00001000 r4:eb0b5000 [ 1336.522548][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.522682][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.522785][ T32] r5:854bd78c r4:854bd400 [ 1336.522838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.522941][ T32] r7:dddced80 r6:83018000 r5:854bd78c r4:85400980 [ 1336.522992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.523093][ T32] r10:61c88647 r9:8540ec00 r8:854009ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.523167][ T32] r4:85400980 [ 1336.523227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.523324][ T32] r10:00000000 r9:85400980 r8:80287e08 r7:eb359e60 r6:85403e00 r5:8540ec00 [ 1336.523376][ T32] r4:00000001 [ 1336.523424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.523529][ T32] Exception stack(0xeb35dfb0 to 0xeb35dff8) [ 1336.523634][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.523716][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.523775][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.523838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.523888][ T32] r4:85406b80 [ 1336.524625][ T32] INFO: task kworker/0:455:4809 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1336.524713][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.524842][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.524947][ T32] Call trace: [ 1336.525022][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.525137][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1336.525196][ T32] r4:00000000 [ 1336.525246][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.525336][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1336.525404][ T32] dd20: b32a1000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1336.525474][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1336.525537][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.525597][ T32] r5:800f0013 r4:80239bb0 [ 1336.525684][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.525794][ T32] r4:82ac21e4 [ 1336.525849][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.525946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1336.526005][ T32] r4:e05addc0 [ 1336.526055][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.526149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1336.526205][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.526415][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.527098][ T32] r4:84bbbf00 ** 3 printk messages dropped ** [ 1336.527332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1336.527964][ T32] INFO: task kworker/1:388:4811 blocked for more than 463 seconds. ** 6 printk messages dropped ** [ 1336.549918][ T32] r10:8291a684 r9:eb355d84 r8:00000002 r7:60000013 r6:eb355d8c r5:85448000 ** 8 printk messages dropped ** [ 1336.550644][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.551434][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.551523][ T32] r5:8530638c r4:85306000 ** 3 printk messages dropped ** [ 1336.551916][ T32] r10:61c88647 r9:85448000 r8:85403eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1336.552454][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.553729][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.554181][ T32] dd20: b34c1000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1336.555009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 7 printk messages dropped ** [ 1336.555726][ T32] r5:84be078c r4:84be0400 [ 1336.555783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.555932][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1336.555991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.556104][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.556164][ T32] r4:84bbbf00 [ 1336.556214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.556315][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.556371][ T32] r4:00000001 [ 1336.556424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.556506][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.556567][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.556658][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.556736][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.556842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.556941][ T32] r4:84ba87c0 [ 1336.557005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.557181][ T32] INFO: task kworker/0:456:4814 blocked for more than 463 seconds. [ 1336.557274][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.557368][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.557424][ T32] task:kworker/0:456 state:D stack:0 pid:4814 tgid:4814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.557539][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.557715][ T32] Call trace: [ 1336.557792][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.557898][ T32] r10:8291a684 r9:eb361d84 r8:00000002 r7:60000013 r6:eb361d8c r5:85448c00 [ 1336.557953][ T32] r4:85448c00 [ 1336.558004][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.558099][ T32] r5:85448c00 r4:8291a680 [ 1336.588790][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.588926][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.588979][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb361e08 [ 1336.589032][ T32] r4:00000000 [ 1336.589059][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.589099][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.589165][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.589217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85404500 [ 1336.589241][ T32] r4:00000000 [ 1336.589261][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.589321][ T32] r9:83018005 r8:85448c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1336.589349][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.589397][ T32] r5:00001000 r4:eb377000 [ 1336.589427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.589500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.589549][ T32] r5:854beb8c r4:854be800 [ 1336.589621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.589720][ T32] r7:dddced80 r6:83018000 r5:854beb8c r4:85400a00 [ 1336.589746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.589795][ T32] r10:61c88647 r9:85448c00 r8:85400a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.589817][ T32] r4:85400a00 [ 1336.589889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.589971][ T32] r10:00000000 r9:85400a00 r8:80287e08 r7:eb359e60 r6:85403f80 r5:85448c00 [ 1336.589997][ T32] r4:00000001 [ 1336.590056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.590098][ T32] Exception stack(0xeb361fb0 to 0xeb361ff8) [ 1336.590157][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.590191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.590217][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.590275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.590300][ T32] r4:854068c0 [ 1336.590781][ T32] INFO: task kworker/0:456:4814 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1336.590907][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.590980][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.591029][ T32] Call trace: [ 1336.591061][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.591111][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1336.591135][ T32] r4:00000000 [ 1336.591154][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.591204][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1336.591252][ T32] dd20: b3bb9000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1336.591315][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1336.591362][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.591390][ T32] r5:800f0013 r4:80239bb0 [ 1336.591417][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.591459][ T32] r4:82ac21e4 [ 1336.591580][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.591634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1336.591658][ T32] r4:e05addc0 [ 1336.591679][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.591721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1336.591782][ T32] r4:00000000 [ 1336.591806][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1336.591930][ T32] r5:00001000 r4:dfd07000 ** 4 printk messages dropped ** [ 1336.592131][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 6 printk messages dropped ** [ 1336.592479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1336.593017][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1336.593326][ T32] r10:8291a684 r9:eb365d84 r8:00000002 r7:60000113 r6:eb365d8c r5:85449800 ** 9 printk messages dropped ** [ 1336.593841][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1336.594145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.594335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1336.594688][ T32] Exception stack(0xeb365fb0 to 0xeb365ff8) ** 6 printk messages dropped ** [ 1336.595194][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1336.595908][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1336.596267][ T32] r5:00001000 r4:dfd07000 ** 6 printk messages dropped ** [ 1336.596612][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.596635][ T32] r4:84bbbf00 [ 1336.596657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.596704][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.596726][ T32] r4:00000001 [ 1336.596744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.596779][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.596805][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.596833][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.596858][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.596890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.596927][ T32] r4:84ba87c0 [ 1336.597006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.597062][ T32] INFO: task kworker/0:458:4818 blocked for more than 463 seconds. [ 1336.597093][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.597117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.597177][ T32] task:kworker/0:458 state:D stack:0 pid:4818 tgid:4818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.597227][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.597301][ T32] Call trace: [ 1336.597350][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.597430][ T32] r10:8291a684 r9:eb369d84 r8:00000002 r7:60000013 r6:eb369d8c r5:8544a400 [ 1336.597456][ T32] r4:8544a400 [ 1336.597477][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.597519][ T32] r5:8544a400 r4:8291a680 [ 1336.597538][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.597576][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.597628][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb369e08 [ 1336.597714][ T32] r4:00000000 [ 1336.597737][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.597772][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.597808][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.597848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85404040 [ 1336.597870][ T32] r4:00000000 [ 1336.597888][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.597934][ T32] r9:83018005 r8:8544a400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1336.597956][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.597996][ T32] r5:00001000 r4:eb223000 [ 1336.598020][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.598060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.620512][ T32] r5:854be38c r4:854be000 [ 1336.620598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.620680][ T32] r7:dddced80 r6:83018000 r5:854be38c r4:85400b00 [ 1336.620704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.620752][ T32] r10:61c88647 r9:8544a400 r8:85400b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1336.621223][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.622151][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1336.622498][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.622746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 12 printk messages dropped ** [ 1336.623379][ T32] r4:84bbbf00 [ 1336.623398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.623451][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.623484][ T32] r4:00000001 [ 1336.623506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.623628][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.623658][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.623687][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.623727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.623758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.623800][ T32] r4:84ba87c0 [ 1336.623824][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.623913][ T32] INFO: task kworker/0:459:4819 blocked for more than 463 seconds. [ 1336.623954][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.623980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.624000][ T32] task:kworker/0:459 state:D stack:0 pid:4819 tgid:4819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.624078][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.624121][ T32] Call trace: [ 1336.624275][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.624355][ T32] r10:8291a684 r9:eb375d84 r8:00000002 r7:60000013 r6:eb375d8c r5:8544b000 [ 1336.624413][ T32] r4:8544b000 [ 1336.624438][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.624506][ T32] r5:8544b000 r4:8291a680 [ 1336.624530][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.624571][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.624614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb375e08 [ 1336.624636][ T32] r4:00000000 [ 1336.624654][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.624688][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.624722][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.624761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85404340 [ 1336.624802][ T32] r4:00000000 [ 1336.624826][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.624871][ T32] r9:83018005 r8:8544b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1336.624893][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.624935][ T32] r5:00001000 r4:eb36b000 ** 1 printk messages dropped ** [ 1336.625014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.625061][ T32] r5:854be78c r4:854be400 [ 1336.625097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1336.625319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1336.625691][ T32] r4:85404280 ** 3 printk messages dropped ** [ 1336.626103][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.626385][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 9 printk messages dropped ** [ 1336.626931][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.627268][ T32] r5:84be078c r4:84be0400 ** 5 printk messages dropped ** [ 1336.627651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1336.628021][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.651037][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.651440][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.651969][ T32] r5:00001000 r4:eb38f000 ** 1 printk messages dropped ** [ 1336.652118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1336.652512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1336.652857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.653705][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1336.654129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 8 printk messages dropped ** [ 1336.654535][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.654574][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.654616][ T32] r5:84be078c r4:84be0400 [ 1336.654662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.654714][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1336.654762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.654813][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.654872][ T32] r4:84bbbf00 [ 1336.654895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.654995][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.655058][ T32] r4:00000001 [ 1336.655081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.655144][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.655173][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.655202][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.655252][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.655363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.655459][ T32] r4:84ba87c0 [ 1336.655565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.655649][ T32] INFO: task kworker/0:461:4824 blocked for more than 463 seconds. [ 1336.655753][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.655781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.655803][ T32] task:kworker/0:461 state:D stack:0 pid:4824 tgid:4824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.655875][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.655919][ T32] Call trace: [ 1336.655978][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.656028][ T32] r10:8291a684 r9:eb38dd84 r8:00000002 r7:60000013 r6:eb38dd8c r5:8544c800 [ 1336.656078][ T32] r4:8544c800 [ 1336.656155][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.656202][ T32] r5:8544c800 r4:8291a680 [ 1336.656224][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.656282][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.656327][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb38de08 [ 1336.656405][ T32] r4:00000000 [ 1336.656490][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.656580][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.656656][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.656761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854045c0 [ 1336.656787][ T32] r4:00000000 [ 1336.656808][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.656852][ T32] r9:83018005 r8:8544c800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1336.656873][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.656913][ T32] r5:00001000 r4:eb383000 [ 1336.656953][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.656996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.657038][ T32] r5:854bef8c r4:854bec00 [ 1336.657059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.657104][ T32] r7:dddced80 r6:83018000 r5:854bef8c r4:85400c80 [ 1336.657151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.657252][ T32] r10:61c88647 r9:8544c800 r8:85400cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.657355][ T32] r4:85400c80 [ 1336.657381][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1336.657662][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.676735][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 10 printk messages dropped ** [ 1336.677220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 8 printk messages dropped ** [ 1336.677705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1336.692759][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.692984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1336.693801][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.693862][ T32] r10:8291a684 r9:eb399d84 r8:00000002 r7:60000013 r6:eb399d8c r5:8544d400 [ 1336.694011][ T32] r4:8544d400 [ 1336.694035][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.694219][ T32] r5:8544d400 r4:8291a680 [ 1336.694246][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.694288][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.694427][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb399e08 [ 1336.694550][ T32] r4:00000000 [ 1336.694573][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.694608][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.694696][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.694743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85404840 [ 1336.694766][ T32] r4:00000000 [ 1336.694786][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.694971][ T32] r9:83018005 r8:8544d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1336.695000][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.695181][ T32] r5:00001000 r4:eb39b000 [ 1336.695298][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.695345][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.695398][ T32] r5:854bf78c r4:854bf400 [ 1336.695420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.695467][ T32] r7:dddced80 r6:83018000 r5:854bf78c r4:85400d00 [ 1336.695488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.695633][ T32] r10:61c88647 r9:8544d400 r8:85400d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.695753][ T32] r4:85400d00 [ 1336.695780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.695827][ T32] r10:00000000 r9:85400d00 r8:80287e08 r7:eb37de60 r6:8547d280 r5:8544d400 [ 1336.695851][ T32] r4:00000001 [ 1336.695872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.695967][ T32] Exception stack(0xeb399fb0 to 0xeb399ff8) [ 1336.695998][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.696084][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.696204][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.696236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.696318][ T32] r4:85404580 [ 1336.696754][ T32] INFO: task kworker/0:462:4826 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1336.696808][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1336.697057][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.697897][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 6 printk messages dropped ** [ 1336.707641][ T32] r4:e05addc0 [ 1336.707663][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.707707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1336.707729][ T32] r4:00000000 [ 1336.707806][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.707857][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1336.707921][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.707971][ T32] r5:00001000 r4:dfd07000 [ 1336.707992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.708237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.718879][ T32] r5:84be078c r4:84be0400 [ 1336.718926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.719007][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1336.719034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.719093][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.719120][ T32] r4:84bbbf00 [ 1336.719144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.719202][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.719304][ T32] r4:00000001 [ 1336.719331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.719377][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.719420][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.719519][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.719581][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.719619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.719646][ T32] r4:84ba87c0 [ 1336.719673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.719706][ T32] INFO: task kworker/0:463:4828 blocked for more than 463 seconds. ** 3 printk messages dropped ** [ 1336.719930][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.720544][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1336.721361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.721478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.721947][ T32] r10:61c88647 r9:8544e000 r8:85400dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1336.722516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1336.723340][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1336.723779][ T32] r4:82ac21e4 [ 1336.723825][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.723896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1336.724017][ T32] r4:e05addc0 [ 1336.724041][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.724083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1336.724164][ T32] r4:00000000 [ 1336.724188][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.724256][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1336.724379][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.724488][ T32] r5:00001000 r4:dfd07000 [ 1336.724513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.724553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.724595][ T32] r5:84be078c r4:84be0400 [ 1336.724700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.724753][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1336.724775][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.724823][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.724845][ T32] r4:84bbbf00 [ 1336.724864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.724910][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.724932][ T32] r4:00000001 [ 1336.724952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.724988][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.725047][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.725115][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.725178][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.725209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1336.725278][ T32] INFO: task kworker/0:464:4830 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1336.725574][ T32] r4:8544ec00 ** 5 printk messages dropped ** [ 1336.725927][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.726134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854049c0 ** 6 printk messages dropped ** [ 1336.726422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1336.726563][ T32] r7:dddced80 r6:83018000 r5:854bfb8c r4:85400e00 ** 4 printk messages dropped ** [ 1336.726798][ T32] r10:00000000 r9:85400e00 r8:80287e08 r7:eb3a5e60 r6:8547d380 r5:8544ec00 ** 9 printk messages dropped ** [ 1336.727531][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1336.751699][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1336.752041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1336.752858][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.753273][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.753851][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.754351][ T32] r5:85410c00 r4:8291a680 ** 5 printk messages dropped ** [ 1336.755077][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.756130][ T32] r5:00001000 r4:eb3c3000 [ 1336.756252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.756297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.756339][ T32] r5:854c038c r4:854c0000 [ 1336.756360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.756451][ T32] r7:dddced80 r6:83018000 r5:854c038c r4:85400e80 [ 1336.756476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.756524][ T32] r10:61c88647 r9:85410c00 r8:85400eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.756547][ T32] r4:85400e80 [ 1336.756568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.756614][ T32] r10:00000000 r9:85400e80 r8:80287e08 r7:eb3a5e60 r6:8547d400 r5:85410c00 [ 1336.756636][ T32] r4:00000001 [ 1336.756659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.756695][ T32] Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) [ 1336.756722][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.756809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.756918][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.756954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.757033][ T32] r4:854048c0 [ 1336.757545][ T32] INFO: task kworker/0:465:4832 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1336.757589][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.757682][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.757839][ T32] Call trace: [ 1336.757910][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.757965][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1336.757995][ T32] r4:00000000 [ 1336.758045][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.758112][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1336.784266][ T32] dd20: b52de000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1336.784458][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1336.784502][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.784553][ T32] r5:800f0013 r4:80239bb0 [ 1336.784627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.784701][ T32] r4:82ac21e4 [ 1336.784763][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.784814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1336.784857][ T32] r4:e05addc0 [ 1336.784912][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.784960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1336.785012][ T32] r4:00000000 [ 1336.785037][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.785087][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1336.785110][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.785155][ T32] r5:00001000 r4:dfd07000 [ 1336.785224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.785270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.785315][ T32] r5:84be078c r4:84be0400 [ 1336.785336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.785404][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1336.785437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.785487][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.785510][ T32] r4:84bbbf00 [ 1336.785558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.785609][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.785633][ T32] r4:00000001 [ 1336.785657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.785696][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.785724][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.785752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.785778][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.785867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.785895][ T32] r4:84ba87c0 [ 1336.785920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1336.786019][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1336.786580][ T32] r4:85412400 ** 5 printk messages dropped ** [ 1336.786869][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.787028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85404d00 ** 7 printk messages dropped ** [ 1336.787428][ T32] r5:854c078c r4:854c0400 ** 2 printk messages dropped ** [ 1336.787603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.788063][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.798809][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.799097][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1336.799123][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.799151][ T32] r5:800f0013 r4:80239bb0 [ 1336.799172][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.799262][ T32] r4:82ac21e4 [ 1336.799298][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.799344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1336.799368][ T32] r4:e05addc0 [ 1336.799395][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.799439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1336.799465][ T32] r4:00000000 [ 1336.799515][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.799622][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1336.799705][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.799756][ T32] r5:00001000 r4:dfd07000 [ 1336.799777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.799843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.799916][ T32] r5:84be078c r4:84be0400 [ 1336.799938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.799987][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1336.800008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.800085][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.800139][ T32] r4:84bbbf00 [ 1336.800182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.800280][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.800335][ T32] r4:00000001 [ 1336.800409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.800493][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.800547][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.800609][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.800674][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.800740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.800795][ T32] r4:84ba87c0 [ 1336.800848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.800926][ T32] INFO: task kworker/0:467:4841 blocked for more than 463 seconds. [ 1336.801023][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.801087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.801146][ T32] task:kworker/0:467 state:D stack:0 pid:4841 tgid:4841 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.801242][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.801334][ T32] Call trace: [ 1336.801377][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.801437][ T32] r10:8291a684 r9:eb3ddd84 r8:00000002 r7:60000113 r6:eb3ddd8c r5:85413000 [ 1336.801460][ T32] r4:85413000 [ 1336.801480][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.801577][ T32] r5:85413000 r4:8291a680 [ 1336.801627][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.801696][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.801760][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3dde08 [ 1336.801804][ T32] r4:00000000 [ 1336.801848][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1336.802012][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.802490][ T32] r5:854c0b8c r4:854c0800 [ 1336.802540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1336.802699][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1336.803231][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.803991][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.804550][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1336.804786][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.805105][ T32] r5:84be078c r4:84be0400 ** 4 printk messages dropped ** [ 1336.805262][ T32] r4:84bbbf00 ** 4 printk messages dropped ** [ 1336.805426][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 5 printk messages dropped ** [ 1336.805667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1336.806218][ T32] r5:85410000 r4:8291a680 ** 3 printk messages dropped ** [ 1336.806508][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.806711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85404ec0 ** 7 printk messages dropped ** [ 1336.807323][ T32] r5:854c0f8c r4:854c0c00 [ 1336.807405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.807534][ T32] r7:dddced80 r6:83018000 r5:854c0f8c r4:8548c000 [ 1336.807622][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.807725][ T32] r10:61c88647 r9:85410000 r8:8548c02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.807794][ T32] r4:8548c000 [ 1336.807854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.807958][ T32] r10:00000000 r9:8548c000 r8:80287e08 r7:eb3dde60 r6:8547d580 r5:85410000 [ 1336.808006][ T32] r4:00000001 [ 1336.808049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.828493][ T32] Exception stack(0xeb3e1fb0 to 0xeb3e1ff8) [ 1336.828591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.828625][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.828658][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.828717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.828748][ T32] r4:85404f40 [ 1336.829211][ T32] INFO: task kworker/0:468:4842 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1336.829255][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.829359][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.829433][ T32] Call trace: [ 1336.829485][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.829559][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1336.829584][ T32] r4:00000000 [ 1336.829603][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.829648][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1336.829679][ T32] dd20: b5c33000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1336.829710][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1336.829736][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.829761][ T32] r5:800f0013 r4:80239bb0 [ 1336.829782][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.829825][ T32] r4:82ac21e4 [ 1336.829846][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.829887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1336.829909][ T32] r4:e05addc0 [ 1336.829928][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.829968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1336.829990][ T32] r4:00000000 [ 1336.830009][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.830054][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1336.830076][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.830117][ T32] r5:00001000 r4:dfd07000 [ 1336.830137][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.830177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.830237][ T32] r5:84be078c r4:84be0400 [ 1336.830263][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.830332][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1336.830364][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.830420][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.830452][ T32] r4:84bbbf00 [ 1336.830476][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.830556][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.830584][ T32] r4:00000001 [ 1336.830604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.830644][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.830671][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.830699][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.830725][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.830754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.830776][ T32] r4:84ba87c0 [ 1336.830796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.830829][ T32] INFO: task kworker/0:469:4843 blocked for more than 463 seconds. [ 1336.830864][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1336.831135][ T32] r10:8291a684 r9:eb3f9d84 r8:00000002 r7:60000113 r6:eb3f9d8c r5:85413c00 ** 8 printk messages dropped ** [ 1336.831439][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.831824][ T32] r5:854c138c r4:854c1000 [ 1336.831844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.831976][ T32] r4:8548c100 ** 7 printk messages dropped ** [ 1336.832195][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.832663][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.832917][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1336.833230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 12 printk messages dropped ** [ 1336.833677][ T32] r4:84bbbf00 ** 4 printk messages dropped ** [ 1336.833822][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 5 printk messages dropped ** [ 1336.834000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.834028][ T32] INFO: task kworker/0:470:4844 blocked for more than 463 seconds. [ 1336.834058][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.834083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.834104][ T32] task:kworker/0:470 state:D stack:0 pid:4844 tgid:4844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.834148][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.834191][ T32] Call trace: [ 1336.834235][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.834287][ T32] r10:8291a684 r9:eb3fdd84 r8:00000002 r7:60000113 r6:eb3fdd8c r5:85414800 [ 1336.834310][ T32] r4:85414800 [ 1336.834330][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.834397][ T32] r5:85414800 r4:8291a680 [ 1336.834440][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.834484][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.834527][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3fde08 [ 1336.834549][ T32] r4:00000000 [ 1336.834568][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.834602][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.834636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.834677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478f480 [ 1336.834699][ T32] r4:00000000 [ 1336.834718][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.834777][ T32] r9:83018005 r8:85414800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1336.834813][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.834858][ T32] r5:00001000 r4:e07eb000 [ 1336.834878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.834916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.834957][ T32] r5:854c178c r4:854c1400 [ 1336.834977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.835031][ T32] r7:dddced80 r6:83018000 r5:854c178c r4:8548c180 [ 1336.835054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.835102][ T32] r10:61c88647 r9:85414800 r8:8548c1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.835125][ T32] r4:8548c180 [ 1336.835144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.835190][ T32] r10:00000000 r9:8548c180 r8:80287e08 r7:eb3f9e60 r6:8547d680 r5:85414800 [ 1336.835212][ T32] r4:00000001 [ 1336.835231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.835266][ T32] Exception stack(0xeb3fdfb0 to 0xeb3fdff8) [ 1336.835292][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.835320][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.835345][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.835373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.835400][ T32] r4:85489040 [ 1336.835665][ T32] INFO: task kworker/0:470:4844 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1336.835705][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.835776][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.835823][ T32] Call trace: [ 1336.835870][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.835926][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1336.835950][ T32] r4:00000000 [ 1336.835969][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.836008][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1336.836034][ T32] dd20: b5c33000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1336.836062][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 3 printk messages dropped ** [ 1336.836169][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.836336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 8 printk messages dropped ** [ 1336.836672][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1336.837348][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 6 printk messages dropped ** [ 1336.837657][ T32] INFO: task kworker/0:471:4845 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.871306][ T32] r5:85415400 r4:8291a680 ** 3 printk messages dropped ** [ 1336.871584][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.871859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85489600 ** 7 printk messages dropped ** [ 1336.872239][ T32] r5:854c1f8c r4:854c1c00 [ 1336.872287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.872359][ T32] r7:dddced80 r6:83018000 r5:854c1f8c r4:8548c200 [ 1336.872396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.872468][ T32] r10:61c88647 r9:85415400 r8:8548c22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.872492][ T32] r4:8548c200 [ 1336.872522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.872591][ T32] r10:00000000 r9:8548c200 r8:80287e08 r7:eb3fde60 r6:8547d700 r5:85415400 [ 1336.872644][ T32] r4:00000001 [ 1336.872704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.872756][ T32] Exception stack(0xeb401fb0 to 0xeb401ff8) [ 1336.872787][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.872817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.872843][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.872909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.872960][ T32] r4:85489040 [ 1336.873500][ T32] INFO: task kworker/0:471:4845 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1336.873560][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.873679][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.873735][ T32] Call trace: [ 1336.873785][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.873840][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1336.873864][ T32] r4:00000000 [ 1336.873884][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.873923][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1336.873951][ T32] dd20: b662c000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1336.873981][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1336.874006][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.874029][ T32] r5:800f0013 r4:80239bb0 [ 1336.874049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.874088][ T32] r4:82ac21e4 [ 1336.874108][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.874148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1336.874171][ T32] r4:e05addc0 [ 1336.874190][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.874249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1336.874284][ T32] r4:00000000 [ 1336.874334][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.874384][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1336.874412][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.874455][ T32] r5:00001000 r4:dfd07000 [ 1336.874474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1336.874731][ T32] r4:84bbbf00 ** 4 printk messages dropped ** [ 1336.874887][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 6 printk messages dropped ** [ 1336.875104][ T32] INFO: task kworker/1:389:4847 blocked for more than 463 seconds. ** 3 printk messages dropped ** [ 1336.875283][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.875327][ T32] Call trace: [ 1336.875381][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.875437][ T32] r10:8291a684 r9:eb3d5d84 r8:00000002 r7:60000013 r6:eb3d5d8c r5:85416000 [ 1336.875460][ T32] r4:85416000 [ 1336.875490][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.875572][ T32] r5:85416000 r4:8291a680 [ 1336.875618][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.875668][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.875712][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 [ 1336.875734][ T32] r4:00000000 [ 1336.875753][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.875787][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.875820][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.875861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854829c0 [ 1336.875905][ T32] r4:00000000 [ 1336.875929][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.875973][ T32] r9:83018205 r8:85416000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1336.875995][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.876036][ T32] r5:00001000 r4:eaaf1000 [ 1336.876057][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.876114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.876163][ T32] r5:8530678c r4:85306400 [ 1336.876184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.876230][ T32] r7:ddde2d80 r6:83018200 r5:8530678c r4:8547d780 [ 1336.876270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.876321][ T32] r10:61c88647 r9:85416000 r8:8547d7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.876343][ T32] r4:8547d780 [ 1336.876362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.876412][ T32] r10:00000000 r9:8547d780 r8:80287e08 r7:eb335e60 r6:8547d800 r5:85416000 ** 5 printk messages dropped ** [ 1336.876588][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.877074][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 9 printk messages dropped ** [ 1336.877433][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1336.877839][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.887327][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 3 printk messages dropped ** [ 1336.887490][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.887519][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.887581][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.887626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.887653][ T32] r4:84ba87c0 [ 1336.887689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.887724][ T32] INFO: task kworker/1:390:4850 blocked for more than 463 seconds. [ 1336.887758][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.887802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.887829][ T32] task:kworker/1:390 state:D stack:0 pid:4850 tgid:4850 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.887890][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.887937][ T32] Call trace: [ 1336.887987][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.888053][ T32] r10:8291a684 r9:eb339d84 r8:00000002 r7:60000013 r6:eb339d8c r5:85416c00 [ 1336.888161][ T32] r4:85416c00 [ 1336.888599][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.888704][ T32] r5:85416c00 r4:8291a680 [ 1336.888729][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.888770][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.888812][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb339e08 [ 1336.888834][ T32] r4:00000000 [ 1336.888853][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.888886][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.888924][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.888965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85482ec0 [ 1336.888987][ T32] r4:00000000 [ 1336.889019][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.889069][ T32] r9:83018205 r8:85416c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1336.889092][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.889135][ T32] r5:00001000 r4:eab53000 [ 1336.889155][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.889194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.889253][ T32] r5:85306b8c r4:85306800 [ 1336.889277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.889325][ T32] r7:ddde2d80 r6:83018200 r5:85306b8c r4:8547d880 ** 2 printk messages dropped ** [ 1336.889445][ T32] r4:8547d880 ** 5 printk messages dropped ** [ 1336.889681][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.890379][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.890599][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1336.890827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 9 printk messages dropped ** [ 1336.891151][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.891976][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 6 printk messages dropped ** [ 1336.892287][ T32] INFO: task kworker/1:391:4852 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.893004][ T32] r5:85411800 r4:8291a680 ** 5 printk messages dropped ** [ 1336.893314][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.893945][ T32] r5:8530778c r4:85307400 [ 1336.894020][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.894330][ T32] r4:8547d980 ** 3 printk messages dropped ** [ 1336.894568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1336.895504][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.895631][ T32] Call trace: [ 1336.895676][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.895746][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1336.895794][ T32] r4:00000000 [ 1336.895854][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.895966][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1336.896009][ T32] dd20: b662c000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1336.896070][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1336.896124][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.896166][ T32] r5:800f0013 r4:80239bb0 [ 1336.896218][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.896318][ T32] r4:82ac21e4 [ 1336.896367][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.896464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1336.896514][ T32] r4:e05addc0 [ 1336.896558][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.896656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1336.896712][ T32] r4:00000000 [ 1336.896766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.896868][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1336.896915][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.897003][ T32] r5:00001000 r4:dfd07000 [ 1336.897048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.897125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.897211][ T32] r5:84be078c r4:84be0400 [ 1336.897270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.897406][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1336.897466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.897568][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.897622][ T32] r4:84bbbf00 [ 1336.897669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.897773][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1336.897827][ T32] r4:00000001 [ 1336.897868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.897944][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1336.898070][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.928709][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.928858][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.928930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.928980][ T32] r4:84ba87c0 [ 1336.929075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.929155][ T32] INFO: task kworker/1:392:4854 blocked for more than 463 seconds. [ 1336.929203][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.929244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.929298][ T32] task:kworker/1:392 state:D stack:0 pid:4854 tgid:4854 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.929427][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.929527][ T32] Call trace: [ 1336.929584][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.929671][ T32] r10:8291a684 r9:eb341d84 r8:00000002 r7:60000013 r6:eb341d8c r5:85418000 [ 1336.929696][ T32] r4:85418000 [ 1336.929716][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.929761][ T32] r5:85418000 r4:8291a680 [ 1336.929803][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.929912][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.930007][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb341e08 [ 1336.930040][ T32] r4:00000000 [ 1336.930060][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.930096][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.930154][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.930212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85482140 [ 1336.930262][ T32] r4:00000000 [ 1336.930285][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.930335][ T32] r9:83018205 r8:85418000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1336.930359][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.930408][ T32] r5:00001000 r4:eac81000 [ 1336.930470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.930559][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.930650][ T32] r5:8530738c r4:85307000 [ 1336.930678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.930729][ T32] r7:ddde2d80 r6:83018200 r5:8530738c r4:8547da80 [ 1336.930765][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.930817][ T32] r10:61c88647 r9:85418000 r8:8547daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.930840][ T32] r4:8547da80 ** 1 printk messages dropped ** [ 1336.930918][ T32] r10:00000000 r9:8547da80 r8:80287e08 r7:eb405e60 r6:8547db00 r5:85418000 ** 9 printk messages dropped ** [ 1336.931921][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.932660][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.932888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1336.933423][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1336.933738][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.934078][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.934369][ T32] r5:85419800 r4:8291a680 ** 5 printk messages dropped ** [ 1336.934615][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1336.934846][ T32] r9:83018205 r8:85419800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1336.934889][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.934934][ T32] r5:00001000 r4:eaf21000 [ 1336.934960][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.935008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.935053][ T32] r5:85307b8c r4:85307800 [ 1336.935073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.935117][ T32] r7:ddde2d80 r6:83018200 r5:85307b8c r4:8547db80 [ 1336.935138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.935184][ T32] r10:61c88647 r9:85419800 r8:8547dbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.935206][ T32] r4:8547db80 [ 1336.935246][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.935296][ T32] r10:00000000 r9:8547db80 r8:80287e08 r7:eb405e60 r6:8547dc00 r5:85419800 [ 1336.935318][ T32] r4:00000001 [ 1336.935336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.935370][ T32] Exception stack(0xeb40dfb0 to 0xeb40dff8) [ 1336.935411][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.935443][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.935471][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.935499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.935565][ T32] r4:85482080 [ 1336.935816][ T32] INFO: task kworker/1:393:4856 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1336.935852][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1336.936026][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.936240][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1336.936524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 10 printk messages dropped ** [ 1336.936993][ T32] r5:84be078c r4:84be0400 ** 6 printk messages dropped ** [ 1336.937248][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 6 printk messages dropped ** [ 1336.937557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1336.937948][ T32] r4:8541b000 ** 4 printk messages dropped ** [ 1336.963850][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb415e08 ** 9 printk messages dropped ** [ 1336.964651][ T32] r5:00001000 r4:eaf51000 ** 2 printk messages dropped ** [ 1336.964848][ T32] r5:85307f8c r4:85307c00 ** 2 printk messages dropped ** [ 1336.964975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.965563][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.966411][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.966695][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1336.967120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 9 printk messages dropped ** [ 1336.967724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.981456][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 4 printk messages dropped ** [ 1336.981753][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1336.982095][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.982356][ T32] r4:85418c00 [ 1336.982417][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.982513][ T32] r5:85418c00 r4:8291a680 [ 1336.982588][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.982683][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.982777][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb419e08 [ 1336.982837][ T32] r4:00000000 [ 1336.982884][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.982963][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.983033][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.983089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85489740 [ 1336.983146][ T32] r4:00000000 [ 1336.983189][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.983267][ T32] r9:83018005 r8:85418c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1336.983311][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.983358][ T32] r5:00001000 r4:eaeaf000 [ 1336.983395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.983459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.983530][ T32] r5:854c238c r4:854c2000 [ 1336.983599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.983751][ T32] r7:dddced80 r6:83018000 r5:854c238c r4:8548c280 [ 1336.983799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.983860][ T32] r10:61c88647 r9:85418c00 r8:8548c2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.983888][ T32] r4:8548c280 [ 1336.983911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.983958][ T32] r10:00000000 r9:8548c280 r8:80287e08 r7:eb401e60 r6:8547dd80 r5:85418c00 [ 1336.984001][ T32] r4:00000001 [ 1336.984026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.984085][ T32] Exception stack(0xeb419fb0 to 0xeb419ff8) [ 1336.984117][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.984148][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.984183][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.984216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.984240][ T32] r4:85489480 [ 1336.984865][ T32] INFO: task kworker/0:472:4858 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1336.984910][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.984970][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.985091][ T32] Call trace: [ 1336.985137][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.985199][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1336.985226][ T32] r4:00000000 [ 1336.985269][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.985332][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1336.985390][ T32] dd20: b735e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1336.985458][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1336.985514][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.985565][ T32] r5:800f0013 r4:80239bb0 [ 1336.985614][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.985692][ T32] r4:82ac21e4 [ 1336.985724][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.985791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1336.985818][ T32] r4:e05addc0 [ 1336.985839][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.985918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1336.985943][ T32] r4:00000000 [ 1336.985972][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.986069][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1336.986115][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.986204][ T32] r5:00001000 r4:dfd07000 [ 1336.986251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.986334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.986430][ T32] r5:84be078c r4:84be0400 [ 1336.986485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.986935][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 10 printk messages dropped ** [ 1336.987513][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1336.988036][ T32] r4:8541bc00 ** 4 printk messages dropped ** [ 1337.005155][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 ** 7 printk messages dropped ** [ 1337.005501][ T32] r9:83018005 r8:8541bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 ** 4 printk messages dropped ** [ 1337.005740][ T32] r5:854c2b8c r4:854c2800 ** 2 printk messages dropped ** [ 1337.005883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.006322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.007042][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.007318][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1337.007712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 8 printk messages dropped ** [ 1337.008062][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1337.020874][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.021315][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.021725][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.022098][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.022275][ T32] r5:854f878c r4:854f8400 ** 3 printk messages dropped ** [ 1337.022421][ T32] r10:61c88647 r9:8541a400 r8:8547deac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.022705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.022734][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.022799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.022824][ T32] r4:853ff300 [ 1337.023224][ T32] INFO: task kworker/1:395:4864 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.023257][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.023369][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.023451][ T32] Call trace: [ 1337.023514][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.023601][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.023628][ T32] r4:00000000 [ 1337.023648][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.023688][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.023715][ T32] dd20: b7b77000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.023743][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.023769][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.023792][ T32] r5:800f0013 r4:80239bb0 [ 1337.023813][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.023852][ T32] r4:82ac21e4 [ 1337.023872][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.023929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.023968][ T32] r4:e05addc0 [ 1337.023992][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.024083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.024122][ T32] r4:00000000 [ 1337.024144][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.024190][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.024222][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.024267][ T32] r5:00001000 r4:dfd07000 [ 1337.024287][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.024350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.024407][ T32] r5:84be078c r4:84be0400 [ 1337.024450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.024502][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.024533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.024584][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.024607][ T32] r4:84bbbf00 [ 1337.024647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.024708][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.024734][ T32] r4:00000001 [ 1337.024753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.024789][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.024824][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.024863][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.024889][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.024918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.024941][ T32] r4:84ba87c0 [ 1337.024960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.025004][ T32] INFO: task kworker/1:396:4865 blocked for more than 463 seconds. [ 1337.025036][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.025059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.025080][ T32] task:kworker/1:396 state:D stack:0 pid:4865 tgid:4865 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.025151][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.025216][ T32] Call trace: [ 1337.025273][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.025343][ T32] r10:8291a684 r9:eb411d84 r8:00000002 r7:60000113 r6:eb411d8c r5:8541d400 [ 1337.025369][ T32] r4:8541d400 [ 1337.025416][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.025492][ T32] r5:8541d400 r4:8291a680 [ 1337.025515][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.025576][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.025622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb411e08 [ 1337.025653][ T32] r4:00000000 [ 1337.025674][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.025730][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.025768][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.025809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ff5c0 [ 1337.025840][ T32] r4:00000000 [ 1337.025883][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.025954][ T32] r9:83018205 r8:8541d400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1337.025979][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.026021][ T32] r5:00001000 r4:eaf71000 [ 1337.026062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.026104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.026145][ T32] r5:8471c38c r4:8471c000 [ 1337.026165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.026211][ T32] r7:ddde2d80 r6:83018200 r5:8471c38c r4:8547df80 [ 1337.026231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.026278][ T32] r10:61c88647 r9:8541d400 r8:8547dfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.026300][ T32] r4:8547df80 [ 1337.026318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1337.026421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1337.026969][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.027240][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1337.027601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1337.028036][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.051250][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1337.051799][ T32] r10:8291a684 r9:eb409d84 r8:00000002 r7:60000113 r6:eb409d8c r5:8541e000 ** 8 printk messages dropped ** [ 1337.052059][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.052352][ T32] r5:00001000 r4:eafc3000 [ 1337.052403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.052480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.052525][ T32] r5:854f838c r4:854f8000 [ 1337.052546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.052616][ T32] r7:ddde2d80 r6:83018200 r5:854f838c r4:85486080 [ 1337.052643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.052691][ T32] r10:61c88647 r9:8541e000 r8:854860ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.052735][ T32] r4:85486080 [ 1337.052757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.052804][ T32] r10:00000000 r9:85486080 r8:80287e08 r7:eb421e60 r6:85486100 r5:8541e000 [ 1337.052848][ T32] r4:00000001 [ 1337.052871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.052928][ T32] Exception stack(0xeb409fb0 to 0xeb409ff8) [ 1337.052981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.053012][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.053059][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.053091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.053135][ T32] r4:853ff6c0 [ 1337.053568][ T32] INFO: task kworker/1:397:4867 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.053625][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.053709][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.053794][ T32] Call trace: [ 1337.053825][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.053875][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.053922][ T32] r4:00000000 [ 1337.053946][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.053985][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.054013][ T32] dd20: b80d4000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.054041][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.054089][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.054138][ T32] r5:800f0013 r4:80239bb0 [ 1337.054209][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.054257][ T32] r4:82ac21e4 [ 1337.054277][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.054318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.054363][ T32] r4:e05addc0 [ 1337.054395][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.054448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.054475][ T32] r4:00000000 [ 1337.054495][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.054540][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.054605][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.054658][ T32] r5:00001000 r4:dfd07000 [ 1337.054678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.054763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.054921][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 7 printk messages dropped ** [ 1337.055171][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 6 printk messages dropped ** [ 1337.055373][ T32] INFO: task kworker/1:398:4870 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1337.055806][ T32] r4:8541ec00 ** 5 printk messages dropped ** [ 1337.056108][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.056240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ffa80 ** 7 printk messages dropped ** [ 1337.056536][ T32] r5:854f8b8c r4:854f8800 ** 2 printk messages dropped ** [ 1337.056648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.057131][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.057691][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.058044][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1337.079007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1337.079489][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 7 printk messages dropped ** [ 1337.079782][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 6 printk messages dropped ** [ 1337.080042][ T32] INFO: task kworker/1:399:4872 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1337.080548][ T32] r5:8541c800 r4:8291a680 ** 5 printk messages dropped ** [ 1337.080816][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.081206][ T32] r5:854f8f8c r4:854f8c00 [ 1337.081227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.081572][ T32] r10:00000000 r9:85486280 r8:80287e08 r7:eb425e60 r6:85486300 r5:8541c800 ** 8 printk messages dropped ** [ 1337.082343][ T32] INFO: task kworker/1:399:4872 is blocked on a mutex likely owned by task kworker/1:202:3656. ** 9 printk messages dropped ** [ 1337.082851][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 4 printk messages dropped ** [ 1337.083025][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.083069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.083103][ T32] r4:e05addc0 [ 1337.083127][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.083182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.083210][ T32] r4:00000000 [ 1337.083252][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.083304][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.083328][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.083371][ T32] r5:00001000 r4:dfd07000 [ 1337.083402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.083452][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.083526][ T32] r5:84be078c r4:84be0400 [ 1337.083580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.083668][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.083714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.083780][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.083835][ T32] r4:84bbbf00 [ 1337.083865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.083914][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.083938][ T32] r4:00000001 [ 1337.083985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.084035][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.084065][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.084096][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.084123][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.084159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.084227][ T32] r4:84ba87c0 [ 1337.084288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.084326][ T32] INFO: task kworker/1:400:4874 blocked for more than 463 seconds. [ 1337.084359][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.084397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.084422][ T32] task:kworker/1:400 state:D stack:0 pid:4874 tgid:4874 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.084493][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.084569][ T32] Call trace: [ 1337.084608][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.084658][ T32] r10:8291a684 r9:eb431d84 r8:00000002 r7:60000113 r6:eb431d8c r5:85420000 [ 1337.084682][ T32] r4:85420000 [ 1337.084702][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.084756][ T32] r5:85420000 r4:8291a680 [ 1337.084813][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.084858][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.084945][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb431e08 [ 1337.084993][ T32] r4:00000000 [ 1337.085017][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.085075][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.085114][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.085157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fff00 [ 1337.085201][ T32] r4:00000000 [ 1337.085232][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.085279][ T32] r9:83018205 r8:85420000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1337.085302][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.085377][ T32] r5:00001000 r4:eb17b000 [ 1337.085410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.085452][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.085495][ T32] r5:854f978c r4:854f9400 [ 1337.085516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.085563][ T32] r7:ddde2d80 r6:83018200 r5:854f978c r4:85486380 [ 1337.085602][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.085654][ T32] r10:61c88647 r9:85420000 r8:854863ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.085687][ T32] r4:85486380 [ 1337.085710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.085759][ T32] r10:00000000 r9:85486380 r8:80287e08 r7:eb42de60 r6:85486400 r5:85420000 [ 1337.085782][ T32] r4:00000001 [ 1337.085802][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.085836][ T32] Exception stack(0xeb431fb0 to 0xeb431ff8) [ 1337.085862][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.085889][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.085986][ T32] r4:853ffa40 ** 3 printk messages dropped ** [ 1337.086471][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.086798][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 6 printk messages dropped ** [ 1337.087046][ T32] r4:e05addc0 ** 7 printk messages dropped ** [ 1337.087356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1337.087770][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 8 printk messages dropped ** [ 1337.088187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1337.109236][ T32] r5:85420c00 r4:8291a680 ** 3 printk messages dropped ** [ 1337.109397][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.109618][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.109968][ T32] r5:854f938c r4:854f9000 [ 1337.110001][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.110197][ T32] r4:85486480 ** 7 printk messages dropped ** [ 1337.110479][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.111289][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1337.111625][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1337.111750][ T32] r4:e05addc0 ** 6 printk messages dropped ** [ 1337.112086][ T32] r5:00001000 r4:dfd07000 ** 5 printk messages dropped ** [ 1337.112358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1337.112684][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.112775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.112801][ T32] r4:84ba87c0 [ 1337.112823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.112847][ T32] INFO: task kworker/1:402:4878 blocked for more than 463 seconds. [ 1337.112874][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.112919][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.112958][ T32] task:kworker/1:402 state:D stack:0 pid:4878 tgid:4878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.113066][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.113136][ T32] Call trace: [ 1337.113168][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.113236][ T32] r10:8291a684 r9:eb439d84 r8:00000002 r7:60000013 r6:eb439d8c r5:85421800 [ 1337.113267][ T32] r4:85421800 [ 1337.113287][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.113329][ T32] r5:85421800 r4:8291a680 [ 1337.113348][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.113419][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.113466][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 [ 1337.113499][ T32] r4:00000000 [ 1337.113530][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.113570][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.113604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.113646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fb040 [ 1337.113668][ T32] r4:00000000 [ 1337.113687][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.113730][ T32] r9:83018205 r8:85421800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1337.113752][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.113815][ T32] r5:00001000 r4:eb199000 [ 1337.113859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.113902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.113967][ T32] r5:854f9b8c r4:854f9800 [ 1337.113990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.114039][ T32] r7:ddde2d80 r6:83018200 r5:854f9b8c r4:85486580 [ 1337.114061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.114106][ T32] r10:61c88647 r9:85421800 r8:854865ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.114128][ T32] r4:85486580 [ 1337.114147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.114190][ T32] r10:00000000 r9:85486580 r8:80287e08 r7:eb431e60 r6:85486600 r5:85421800 [ 1337.114212][ T32] r4:00000001 [ 1337.114231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.114265][ T32] Exception stack(0xeb439fb0 to 0xeb439ff8) [ 1337.114291][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.114318][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.114343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.114371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.114405][ T32] r4:853fb080 [ 1337.114634][ T32] INFO: task kworker/1:402:4878 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.114668][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.114743][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.114814][ T32] Call trace: [ 1337.114848][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.114900][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.114949][ T32] r4:00000000 [ 1337.114977][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.115018][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.115057][ T32] dd20: b88b5000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.115090][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.115127][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.115154][ T32] r5:800f0013 r4:80239bb0 [ 1337.115175][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.115225][ T32] r4:82ac21e4 [ 1337.115248][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.115291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.115323][ T32] r4:e05addc0 [ 1337.115368][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.115446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.115492][ T32] r4:00000000 [ 1337.115517][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.115597][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.115621][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.115662][ T32] r5:00001000 r4:dfd07000 [ 1337.115682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.115719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.115759][ T32] r5:84be078c r4:84be0400 [ 1337.115779][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.116070][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 8 printk messages dropped ** [ 1337.116400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.116763][ T32] r4:85422400 ** 4 printk messages dropped ** [ 1337.116982][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb43de08 ** 12 printk messages dropped ** [ 1337.117509][ T32] r5:854fa38c r4:854fa000 [ 1337.117528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.117797][ T32] r10:00000000 r9:85486680 r8:80287e08 r7:eb439e60 r6:85486700 r5:85422400 ** 9 printk messages dropped ** [ 1337.140262][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1337.140934][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1337.141275][ T32] r5:00001000 r4:dfd07000 [ 1337.141300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.141342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.141397][ T32] r5:84be078c r4:84be0400 [ 1337.141418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.141475][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.141501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.141549][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.141627][ T32] r4:84bbbf00 [ 1337.141667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.141721][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.141767][ T32] r4:00000001 [ 1337.141798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.141842][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.141870][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.141974][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.142027][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.142058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.142081][ T32] r4:84ba87c0 [ 1337.142102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.142133][ T32] INFO: task kworker/0:474:4881 blocked for more than 463 seconds. [ 1337.142167][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.142214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.142239][ T32] task:kworker/0:474 state:D stack:0 pid:4881 tgid:4881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.142286][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.142329][ T32] Call trace: [ 1337.142359][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.142418][ T32] r10:8291a684 r9:eb429d84 r8:00000002 r7:60000013 r6:eb429d8c r5:85423000 [ 1337.142443][ T32] r4:85423000 [ 1337.142503][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.142551][ T32] r5:85423000 r4:8291a680 [ 1337.142592][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.142678][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.142747][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb429e08 [ 1337.142794][ T32] r4:00000000 [ 1337.142816][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.142853][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.142909][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.142953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85489b00 [ 1337.142976][ T32] r4:00000000 [ 1337.142995][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.143038][ T32] r9:83018005 r8:85423000 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1337.143068][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.143116][ T32] r5:00001000 r4:dfa23000 [ 1337.143166][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.143208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.143250][ T32] r5:854c278c r4:854c2400 [ 1337.143279][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.143328][ T32] r7:dddced80 r6:83018000 r5:854c278c r4:8548c380 [ 1337.143350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.143426][ T32] r10:61c88647 r9:85423000 r8:8548c3ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1337.143536][ T32] r10:00000000 r9:8548c380 r8:80287e08 r7:eb41de60 r6:85486780 r5:85423000 ** 9 printk messages dropped ** [ 1337.144071][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1337.144620][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1337.145049][ T32] r5:84be078c r4:84be0400 ** 6 printk messages dropped ** [ 1337.145289][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 6 printk messages dropped ** [ 1337.145533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1337.145992][ T32] r4:85423c00 ** 1 printk messages dropped ** [ 1337.146071][ T32] r5:85423c00 r4:8291a680 [ 1337.146091][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.146161][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.146207][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb441e08 [ 1337.146229][ T32] r4:00000000 [ 1337.146249][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.146282][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.146335][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.146385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fb380 [ 1337.146411][ T32] r4:00000000 [ 1337.146431][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.146473][ T32] r9:83018205 r8:85423c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1337.146495][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.146557][ T32] r5:00001000 r4:eb1b5000 [ 1337.146586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.146629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.146670][ T32] r5:854f9f8c r4:854f9c00 [ 1337.146699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.146749][ T32] r7:ddde2d80 r6:83018200 r5:854f9f8c r4:85486800 [ 1337.146794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.146846][ T32] r10:61c88647 r9:85423c00 r8:8548682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.146869][ T32] r4:85486800 [ 1337.146888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.146941][ T32] r10:00000000 r9:85486800 r8:80287e08 r7:eb43de60 r6:85486880 r5:85423c00 [ 1337.146966][ T32] r4:00000001 [ 1337.146986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.147043][ T32] Exception stack(0xeb441fb0 to 0xeb441ff8) [ 1337.147079][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.147117][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.147146][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.147174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.147196][ T32] r4:853fb280 [ 1337.147411][ T32] INFO: task kworker/1:404:4882 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.147444][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.147523][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.147654][ T32] Call trace: [ 1337.147710][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.147775][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.147802][ T32] r4:00000000 [ 1337.147822][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.147861][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.147888][ T32] dd20: b8d70000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.147916][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.147957][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.147983][ T32] r5:800f0013 r4:80239bb0 [ 1337.148024][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1337.172423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 10 printk messages dropped ** [ 1337.172873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.173206][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.173241][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.173295][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.173347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.173379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.173402][ T32] r4:84ba87c0 [ 1337.173425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.173466][ T32] INFO: task kworker/1:405:4885 blocked for more than 463 seconds. [ 1337.173502][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.173527][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.173551][ T32] task:kworker/1:405 state:D stack:0 pid:4885 tgid:4885 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.173660][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.173745][ T32] Call trace: [ 1337.173806][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.173886][ T32] r10:8291a684 r9:eb445d84 r8:00000002 r7:60000013 r6:eb445d8c r5:85424800 [ 1337.173912][ T32] r4:85424800 [ 1337.173932][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.173997][ T32] r5:85424800 r4:8291a680 [ 1337.174021][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.174061][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.174123][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb445e08 [ 1337.174149][ T32] r4:00000000 [ 1337.174189][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.174249][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1337.174353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fb6c0 ** 7 printk messages dropped ** [ 1337.174682][ T32] r5:854fa78c r4:854fa400 [ 1337.174702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.174843][ T32] r10:61c88647 r9:85424800 r8:8548692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.175181][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.175914][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.176255][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 6 printk messages dropped ** [ 1337.176548][ T32] r4:e05addc0 ** 5 printk messages dropped ** [ 1337.176858][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.177220][ T32] r4:84bbbf00 ** 4 printk messages dropped ** [ 1337.177436][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 7 printk messages dropped ** [ 1337.177775][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1337.191270][ T32] r4:85425400 ** 4 printk messages dropped ** [ 1337.191519][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb449e08 ** 9 printk messages dropped ** [ 1337.192013][ T32] r5:00001000 r4:eb2a3000 ** 2 printk messages dropped ** [ 1337.192171][ T32] r5:854fab8c r4:854fa800 ** 3 printk messages dropped ** [ 1337.192326][ T32] r10:61c88647 r9:85425400 r8:85486aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.192585][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.193290][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.193508][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1337.193858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1337.194259][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 7 printk messages dropped ** [ 1337.194652][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 5 printk messages dropped ** [ 1337.194949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1337.195377][ T32] r5:85426000 r4:8291a680 ** 3 printk messages dropped ** [ 1337.195611][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.195896][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.196248][ T32] r5:854fb78c r4:854fb400 [ 1337.196276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1337.196519][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1337.196694][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.196727][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.196754][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.196782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.196803][ T32] r4:853fb4c0 [ 1337.197041][ T32] INFO: task kworker/1:407:4888 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.197075][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.197175][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.197223][ T32] Call trace: [ 1337.197252][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.197346][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.197399][ T32] r4:00000000 [ 1337.197424][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.197465][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.197492][ T32] dd20: b9690000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.197520][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.197594][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.197622][ T32] r5:800f0013 r4:80239bb0 [ 1337.197648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.197689][ T32] r4:82ac21e4 [ 1337.197722][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.197766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.197790][ T32] r4:e05addc0 [ 1337.197809][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.197849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.197893][ T32] r4:00000000 [ 1337.197915][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.197981][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.198010][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.198051][ T32] r5:00001000 r4:dfd07000 [ 1337.198081][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.220938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.221085][ T32] r5:84be078c r4:84be0400 [ 1337.221121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.221174][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.221207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.221271][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.221318][ T32] r4:84bbbf00 [ 1337.221342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.221391][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.221436][ T32] r4:00000001 [ 1337.221471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.221543][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.221578][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.221609][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.221641][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.221671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.221693][ T32] r4:84ba87c0 [ 1337.221717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.221767][ T32] INFO: task kworker/1:408:4891 blocked for more than 463 seconds. [ 1337.221804][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.221850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.221893][ T32] task:kworker/1:408 state:D stack:0 pid:4891 tgid:4891 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.221976][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.222027][ T32] Call trace: [ 1337.222059][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.222111][ T32] r10:8291a684 r9:eb44dd84 r8:00000002 r7:60000113 r6:eb44dd8c r5:85426c00 [ 1337.222134][ T32] r4:85426c00 [ 1337.222154][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.222218][ T32] r5:85426c00 r4:8291a680 [ 1337.222263][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.222307][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.222350][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 [ 1337.222392][ T32] r4:00000000 [ 1337.222414][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.222449][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.222512][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1337.222678][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.222838][ T32] r5:854faf8c r4:854fac00 [ 1337.222885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.223054][ T32] r4:85486a00 ** 5 printk messages dropped ** [ 1337.223242][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.223967][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.224356][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 6 printk messages dropped ** [ 1337.224582][ T32] r4:e05addc0 ** 5 printk messages dropped ** [ 1337.224807][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.225293][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1337.225594][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1337.225886][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.226314][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1337.226845][ T32] r9:83018205 r8:85430000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 4 printk messages dropped ** [ 1337.227061][ T32] r5:854fb38c r4:854fb000 ** 2 printk messages dropped ** [ 1337.227245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.227706][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.246732][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.246865][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.246956][ T32] Call trace: [ 1337.247003][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.247065][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.247089][ T32] r4:00000000 [ 1337.247110][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.247176][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.247211][ T32] dd20: ba037000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.247241][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.247289][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.247317][ T32] r5:800f0013 r4:80239bb0 [ 1337.247376][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.247425][ T32] r4:82ac21e4 [ 1337.247446][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.247487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.247511][ T32] r4:e05addc0 [ 1337.247582][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.247654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.247681][ T32] r4:00000000 [ 1337.247727][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.247787][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.247833][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.247880][ T32] r5:00001000 r4:dfd07000 [ 1337.247901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.247940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.248028][ T32] r5:84be078c r4:84be0400 [ 1337.248099][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.252963][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.253005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.253071][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.253096][ T32] r4:84bbbf00 [ 1337.253139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.253192][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.253215][ T32] r4:00000001 [ 1337.253258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.253327][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.253359][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.253388][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.253416][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.253467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.253516][ T32] r4:84ba87c0 [ 1337.253564][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.253599][ T32] INFO: task kworker/1:410:4895 blocked for more than 463 seconds. [ 1337.253639][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.253674][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.253709][ T32] task:kworker/1:410 state:D stack:0 pid:4895 tgid:4895 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.253768][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.253850][ T32] Call trace: [ 1337.253914][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.253969][ T32] r10:8291a684 r9:eb459d84 r8:00000002 r7:60000013 r6:eb459d8c r5:85430c00 [ 1337.253993][ T32] r4:85430c00 [ 1337.254022][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.254069][ T32] r5:85430c00 r4:8291a680 [ 1337.254089][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.254128][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.254170][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb459e08 [ 1337.254191][ T32] r4:00000000 [ 1337.254231][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.254270][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.254307][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.254346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a1dc0 [ 1337.254368][ T32] r4:00000000 [ 1337.254389][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.254435][ T32] r9:83018205 r8:85430c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1337.254457][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.254540][ T32] r5:00001000 r4:e00af000 [ 1337.254564][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.254627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.254680][ T32] r5:85508f8c r4:85508c00 [ 1337.254701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.254767][ T32] r7:ddde2d80 r6:83018200 r5:85508f8c r4:85486e00 [ 1337.254797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.254844][ T32] r10:61c88647 r9:85430c00 r8:85486e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.254889][ T32] r4:85486e00 [ 1337.254911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.254980][ T32] r10:00000000 r9:85486e00 r8:80287e08 r7:eb451e60 r6:85486e80 r5:85430c00 [ 1337.255005][ T32] r4:00000001 [ 1337.255054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.255093][ T32] Exception stack(0xeb459fb0 to 0xeb459ff8) ** 3 printk messages dropped ** [ 1337.255246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.256221][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1337.256423][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1337.256513][ T32] r4:e05addc0 ** 6 printk messages dropped ** [ 1337.256727][ T32] r5:00001000 r4:dfd07000 ** 6 printk messages dropped ** [ 1337.257062][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1337.257255][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.257692][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.258056][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.270857][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.271139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.271204][ T32] r5:854fbf8c r4:854fbc00 [ 1337.271236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.271284][ T32] r7:ddde2d80 r6:83018200 r5:854fbf8c r4:85486f00 [ 1337.271305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.271353][ T32] r10:61c88647 r9:85431800 r8:85486f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.271375][ T32] r4:85486f00 [ 1337.271404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.271475][ T32] r10:00000000 r9:85486f00 r8:80287e08 r7:eb459e60 r6:85486f80 r5:85431800 [ 1337.271501][ T32] r4:00000001 [ 1337.271559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.271634][ T32] Exception stack(0xeb45dfb0 to 0xeb45dff8) [ 1337.271668][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.271698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.271733][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.271765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.271787][ T32] r4:853fbc80 [ 1337.272211][ T32] INFO: task kworker/1:411:4896 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.272250][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.272366][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.272437][ T32] Call trace: [ 1337.272500][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.272568][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.272604][ T32] r4:00000000 [ 1337.272628][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.272678][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.272716][ T32] dd20: ba49f000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.272748][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.272783][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.272809][ T32] r5:800f0013 r4:80239bb0 [ 1337.272831][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.272871][ T32] r4:82ac21e4 [ 1337.272891][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.272932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.272967][ T32] r4:e05addc0 [ 1337.273027][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.273120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.273147][ T32] r4:00000000 [ 1337.273167][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.273213][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.273263][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.273309][ T32] r5:00001000 r4:dfd07000 [ 1337.273329][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.273366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.273436][ T32] r5:84be078c r4:84be0400 [ 1337.273460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.273508][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.273529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.273584][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.273608][ T32] r4:84bbbf00 [ 1337.273643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.273690][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.273724][ T32] r4:00000001 [ 1337.273746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.273806][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.273836][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.273874][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.273903][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1337.274033][ T32] INFO: task kworker/0:475:4899 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1337.274428][ T32] r4:85432400 ** 4 printk messages dropped ** [ 1337.274660][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb349e08 ** 8 printk messages dropped ** [ 1337.275298][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.275528][ T32] r5:854c338c r4:854c3000 ** 2 printk messages dropped ** [ 1337.275683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1337.275963][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.276515][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.276699][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1337.276985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 2 printk messages dropped ** [ 1337.277120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.277145][ T32] r4:00000000 [ 1337.277165][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.277210][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.277265][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.277312][ T32] r5:00001000 r4:dfd07000 [ 1337.277349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.277393][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.277438][ T32] r5:84be078c r4:84be0400 [ 1337.277457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.277503][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.277565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.277623][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.277678][ T32] r4:84bbbf00 [ 1337.277701][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.277770][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.277796][ T32] r4:00000001 [ 1337.277815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.277872][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.277902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.277952][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.277981][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.278009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.278032][ T32] r4:84ba87c0 [ 1337.278072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.278137][ T32] INFO: task kworker/0:476:4902 blocked for more than 463 seconds. [ 1337.300969][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.301059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.301090][ T32] task:kworker/0:476 state:D stack:0 pid:4902 tgid:4902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.301173][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.301291][ T32] Call trace: [ 1337.301355][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.301427][ T32] r10:8291a684 r9:eb461d84 r8:00000002 r7:60000113 r6:eb461d8c r5:85433000 [ 1337.301471][ T32] r4:85433000 [ 1337.301496][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.301555][ T32] r5:85433000 r4:8291a680 [ 1337.301578][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.301619][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.301662][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb461e08 ** 2 printk messages dropped ** [ 1337.301776][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.302149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.302192][ T32] r5:854c2f8c r4:854c2c00 [ 1337.302213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.302283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.302330][ T32] r10:61c88647 r9:85433000 r8:8548c4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.302352][ T32] r4:8548c480 [ 1337.302393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.302451][ T32] r10:00000000 r9:8548c480 r8:80287e08 r7:eb349e60 r6:853d4080 r5:85433000 [ 1337.302474][ T32] r4:00000001 [ 1337.302493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.302530][ T32] Exception stack(0xeb461fb0 to 0xeb461ff8) [ 1337.302558][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.302597][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.302627][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.302675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.302702][ T32] r4:85489d40 [ 1337.303155][ T32] INFO: task kworker/0:476:4902 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.303193][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.303270][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.303343][ T32] Call trace: [ 1337.303407][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.303483][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.303510][ T32] r4:00000000 [ 1337.303530][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.303601][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.303630][ T32] dd20: ba8cd000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.303661][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.303700][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.303726][ T32] r5:800f0013 r4:80239bb0 [ 1337.303766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.303820][ T32] r4:82ac21e4 [ 1337.303859][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.303924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.303962][ T32] r4:e05addc0 [ 1337.303985][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.304027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.304049][ T32] r4:00000000 [ 1337.304069][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.304122][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.304148][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.304192][ T32] r5:00001000 r4:dfd07000 [ 1337.304211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.304250][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.304291][ T32] r5:84be078c r4:84be0400 [ 1337.304330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.304383][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.304415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.304462][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.304497][ T32] r4:84bbbf00 [ 1337.304519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.304567][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.304590][ T32] r4:00000001 [ 1337.304608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.304644][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.304669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.304696][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.304733][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.304765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.304787][ T32] r4:84ba87c0 [ 1337.304809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.304848][ T32] INFO: task kworker/1:412:4905 blocked for more than 463 seconds. ** 3 printk messages dropped ** [ 1337.304967][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.305309][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 ** 5 printk messages dropped ** [ 1337.305489][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.305699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.305740][ T32] r5:8550838c r4:85508000 [ 1337.305760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.305973][ T32] r10:00000000 r9:853d4100 r8:80287e08 r7:eb459e60 r6:853d4180 r5:85435400 ** 8 printk messages dropped ** [ 1337.306519][ T32] INFO: task kworker/1:412:4905 is blocked on a mutex likely owned by task kworker/1:202:3656. ** 9 printk messages dropped ** [ 1337.306942][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1337.307246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1337.307612][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1337.307847][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.307991][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.326469][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.326781][ T32] r5:85433c00 r4:8291a680 ** 3 printk messages dropped ** [ 1337.326905][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.327108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853853c0 ** 7 printk messages dropped ** [ 1337.327378][ T32] r5:854c378c r4:854c3400 ** 2 printk messages dropped ** [ 1337.327476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.327821][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.332828][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.333025][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1337.333257][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1337.333453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 6 printk messages dropped ** [ 1337.333706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.333747][ T32] r5:84be078c r4:84be0400 [ 1337.333768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.333824][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.333849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.333897][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.333942][ T32] r4:84bbbf00 [ 1337.333986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.334057][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.334083][ T32] r4:00000001 [ 1337.334104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.334139][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.334165][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.334192][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.334218][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.334247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.334298][ T32] r4:84ba87c0 [ 1337.334324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.334382][ T32] INFO: task kworker/0:478:4908 blocked for more than 463 seconds. [ 1337.334425][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.334460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.334485][ T32] task:kworker/0:478 state:D stack:0 pid:4908 tgid:4908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.334530][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.334597][ T32] Call trace: [ 1337.334649][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.334699][ T32] r10:8291a684 r9:eb3c9d84 r8:00000002 r7:60000113 r6:eb3c9d8c r5:85436c00 [ 1337.334722][ T32] r4:85436c00 [ 1337.334742][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.334783][ T32] r5:85436c00 r4:8291a680 [ 1337.334812][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.334871][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.334918][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c9e08 [ 1337.334942][ T32] r4:00000000 [ 1337.334966][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.335002][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.335036][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.335086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85385a40 [ 1337.335111][ T32] r4:00000000 [ 1337.335132][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.335199][ T32] r9:83018005 r8:85436c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1337.335225][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.335277][ T32] r5:00001000 r4:ead09000 [ 1337.335300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.335339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.335380][ T32] r5:854c478c r4:854c4400 [ 1337.335418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.335499][ T32] r7:dddced80 r6:83018000 r5:854c478c r4:8548c580 [ 1337.335571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.335657][ T32] r10:61c88647 r9:85436c00 r8:8548c5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.335681][ T32] r4:8548c580 [ 1337.335700][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.335745][ T32] r10:00000000 r9:8548c580 r8:80287e08 r7:eb3ade60 r6:853d4280 r5:85436c00 [ 1337.335767][ T32] r4:00000001 [ 1337.335810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.335850][ T32] Exception stack(0xeb3c9fb0 to 0xeb3c9ff8) [ 1337.335886][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.335918][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.335946][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.335974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.336027][ T32] r4:85385100 [ 1337.336372][ T32] INFO: task kworker/0:478:4908 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.336418][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.336486][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.336556][ T32] Call trace: [ 1337.336590][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1337.336851][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1337.337107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1337.337501][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1337.337726][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.337928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1337.354105][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.354508][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.354948][ T32] r5:00001000 r4:e071b000 ** 2 printk messages dropped ** [ 1337.355105][ T32] r5:854c3b8c r4:854c3800 ** 2 printk messages dropped ** [ 1337.355196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1337.355587][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.356381][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.356553][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 6 printk messages dropped ** [ 1337.356786][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1337.357238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.357402][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.357428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.357497][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.357523][ T32] r4:84bbbf00 [ 1337.357559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.357609][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.357631][ T32] r4:00000001 [ 1337.357650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.357685][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.357711][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.357739][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.357764][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.357791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.357813][ T32] r4:84ba87c0 [ 1337.357854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.357908][ T32] INFO: task kworker/0:480:4911 blocked for more than 463 seconds. [ 1337.357945][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.357992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.358025][ T32] task:kworker/0:480 state:D stack:0 pid:4911 tgid:4911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.358150][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.371167][ T32] Call trace: [ 1337.371215][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.371288][ T32] r10:8291a684 r9:eb475d84 r8:00000002 r7:60000113 r6:eb475d8c r5:85428c00 [ 1337.371312][ T32] r4:85428c00 [ 1337.371335][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.371411][ T32] r5:85428c00 r4:8291a680 [ 1337.371438][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.371481][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.371523][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb475e08 [ 1337.371567][ T32] r4:00000000 [ 1337.371588][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.371623][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.371687][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.371744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85385680 [ 1337.371771][ T32] r4:00000000 [ 1337.371815][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.371865][ T32] r9:83018005 r8:85428c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1337.371909][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.371959][ T32] r5:00001000 r4:ea9e7000 [ 1337.371980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.372020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.372062][ T32] r5:854c3f8c r4:854c3c00 [ 1337.372082][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.372129][ T32] r7:dddced80 r6:83018000 r5:854c3f8c r4:8548c680 [ 1337.372158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.372232][ T32] r10:61c88647 r9:85428c00 r8:8548c6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.372267][ T32] r4:8548c680 [ 1337.372291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.372338][ T32] r10:00000000 r9:8548c680 r8:80287e08 r7:eb3c9e60 r6:853d4380 r5:85428c00 [ 1337.372379][ T32] r4:00000001 [ 1337.372440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.372483][ T32] Exception stack(0xeb475fb0 to 0xeb475ff8) [ 1337.372514][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.372542][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.372569][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.372597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.372653][ T32] r4:85385400 ** 1 printk messages dropped ** [ 1337.373110][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.373741][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1337.373937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1337.374366][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.374683][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1337.375142][ T32] r10:8291a684 r9:eb47dd84 r8:00000002 r7:60000013 r6:eb47dd8c r5:85428000 ** 6 printk messages dropped ** [ 1337.375407][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.375609][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.375856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1337.375988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.376335][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.376829][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.377098][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1337.377400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 10 printk messages dropped ** [ 1337.377766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.378217][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.393028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.393107][ T32] r4:84ba87c0 [ 1337.393163][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.393220][ T32] INFO: task kworker/0:482:4915 blocked for more than 463 seconds. [ 1337.393268][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.393296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.393319][ T32] task:kworker/0:482 state:D stack:0 pid:4915 tgid:4915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.393400][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.393491][ T32] Call trace: [ 1337.393536][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.393595][ T32] r10:8291a684 r9:eb371d84 r8:00000002 r7:60000113 r6:eb371d8c r5:85444800 [ 1337.393640][ T32] r4:85444800 [ 1337.393665][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.393709][ T32] r5:85444800 r4:8291a680 [ 1337.393730][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.393789][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.393841][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb371e08 [ 1337.393863][ T32] r4:00000000 [ 1337.393883][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.393948][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.393991][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.394041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85385900 [ 1337.394068][ T32] r4:00000000 [ 1337.394088][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.394135][ T32] r9:83018005 r8:85444800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1337.394158][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.394199][ T32] r5:00001000 r4:eaca9000 [ 1337.394241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.394285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.394328][ T32] r5:854c438c r4:854c4000 [ 1337.394348][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.394403][ T32] r7:dddced80 r6:83018000 r5:854c438c r4:8548c780 [ 1337.394425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.394516][ T32] r10:61c88647 r9:85444800 r8:8548c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.394551][ T32] r4:8548c780 [ 1337.394575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.394622][ T32] r10:00000000 r9:8548c780 r8:80287e08 r7:eb3c9e60 r6:8548c800 r5:85444800 [ 1337.394645][ T32] r4:00000001 [ 1337.394685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.394730][ T32] Exception stack(0xeb371fb0 to 0xeb371ff8) [ 1337.394758][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.394786][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.394811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.394849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.394875][ T32] r4:85385500 [ 1337.395326][ T32] INFO: task kworker/0:482:4915 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.395396][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.395510][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.395597][ T32] Call trace: [ 1337.395629][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.395692][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.395719][ T32] r4:00000000 [ 1337.395739][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.395805][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.395836][ T32] dd20: bb711000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.395886][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.395915][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.395939][ T32] r5:800f0013 r4:80239bb0 [ 1337.395960][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.396000][ T32] r4:82ac21e4 [ 1337.396031][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.396094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.396120][ T32] r4:e05addc0 [ 1337.396140][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1337.396316][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.396768][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 6 printk messages dropped ** [ 1337.397071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1337.397513][ T32] r4:85443000 ** 4 printk messages dropped ** [ 1337.397717][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb481e08 ** 9 printk messages dropped ** [ 1337.415496][ T32] r5:00001000 r4:ead43000 ** 2 printk messages dropped ** [ 1337.415719][ T32] r5:854c4b8c r4:854c4800 ** 3 printk messages dropped ** [ 1337.415895][ T32] r10:61c88647 r9:85443000 r8:8548c8ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1337.416169][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.416771][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.417050][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 6 printk messages dropped ** [ 1337.417371][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1337.417763][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1337.424303][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.424560][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.424949][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.425282][ T32] r5:85446000 r4:8291a680 [ 1337.425303][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.425374][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.425427][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb389e08 [ 1337.425451][ T32] r4:00000000 [ 1337.425470][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.425505][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.425542][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.425584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85385d40 [ 1337.425607][ T32] r4:00000000 [ 1337.425638][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.425688][ T32] r9:83018005 r8:85446000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1337.425711][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.425763][ T32] r5:00001000 r4:ead5b000 [ 1337.425787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.425828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.425870][ T32] r5:854c4f8c r4:854c4c00 [ 1337.425899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.425949][ T32] r7:dddced80 r6:83018000 r5:854c4f8c r4:8548c980 [ 1337.425971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.426038][ T32] r10:61c88647 r9:85446000 r8:8548c9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.426073][ T32] r4:8548c980 [ 1337.426095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.426141][ T32] r10:00000000 r9:8548c980 r8:80287e08 r7:eb481e60 r6:8548ca00 r5:85446000 [ 1337.426183][ T32] r4:00000001 [ 1337.426248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.426287][ T32] Exception stack(0xeb389fb0 to 0xeb389ff8) [ 1337.426336][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.426374][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.426407][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.426436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.426458][ T32] r4:853858c0 [ 1337.426868][ T32] INFO: task kworker/0:484:4920 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.426903][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.426976][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.427021][ T32] Call trace: [ 1337.427061][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.427116][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.427139][ T32] r4:00000000 [ 1337.427159][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.427197][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.427224][ T32] dd20: bbd2f000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.427253][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.427279][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.427323][ T32] r5:800f0013 r4:80239bb0 [ 1337.427347][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.427394][ T32] r4:82ac21e4 [ 1337.427426][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.427473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.427497][ T32] r4:e05addc0 [ 1337.427525][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.427621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.427668][ T32] r4:00000000 [ 1337.427691][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.427738][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.427777][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.427824][ T32] r5:00001000 r4:dfd07000 [ 1337.427855][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.427916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.427963][ T32] r5:84be078c r4:84be0400 [ 1337.427985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.428031][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.428109][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.441225][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.441288][ T32] r4:84bbbf00 [ 1337.441313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.441413][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.441470][ T32] r4:00000001 [ 1337.441495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.441537][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.441568][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.441598][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.441624][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.441688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.441715][ T32] r4:84ba87c0 [ 1337.441739][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.441772][ T32] INFO: task kworker/0:485:4923 blocked for more than 463 seconds. [ 1337.441805][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.441858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.441913][ T32] task:kworker/0:485 state:D stack:0 pid:4923 tgid:4923 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.441979][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.442073][ T32] Call trace: [ 1337.442138][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.442196][ T32] r10:8291a684 r9:eb489d84 r8:00000002 r7:60000013 r6:eb489d8c r5:85446c00 [ 1337.442221][ T32] r4:85446c00 [ 1337.442269][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.442325][ T32] r5:85446c00 r4:8291a680 [ 1337.442347][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.442387][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.442436][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb489e08 [ 1337.442459][ T32] r4:00000000 [ 1337.442478][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.442513][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.442552][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.442593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85385e80 [ 1337.442617][ T32] r4:00000000 [ 1337.442715][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.442769][ T32] r9:83018005 r8:85446c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1337.442792][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.442834][ T32] r5:00001000 r4:ead89000 [ 1337.442867][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.442915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.442958][ T32] r5:854c538c r4:854c5000 [ 1337.442978][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.443023][ T32] r7:dddced80 r6:83018000 r5:854c538c r4:8548ca80 [ 1337.443044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.443106][ T32] r10:61c88647 r9:85446c00 r8:8548caac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.443133][ T32] r4:8548ca80 [ 1337.443153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.443225][ T32] r10:00000000 r9:8548ca80 r8:80287e08 r7:eb389e60 r6:8548cb00 r5:85446c00 [ 1337.443282][ T32] r4:00000001 [ 1337.443306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.443344][ T32] Exception stack(0xeb489fb0 to 0xeb489ff8) ** 2 printk messages dropped ** [ 1337.443468][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.444240][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.444460][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1337.444802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 7 printk messages dropped ** [ 1337.445184][ T32] r5:00001000 r4:dfd07000 ** 6 printk messages dropped ** [ 1337.445507][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.445783][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.446031][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.446488][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.447116][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1337.447332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.447596][ T32] r4:8548cb80 [ 1337.447642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.447695][ T32] r10:00000000 r9:8548cb80 r8:80287e08 r7:eb489e60 r6:8548cc00 r5:85338c00 [ 1337.447729][ T32] r4:00000001 [ 1337.447844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.447939][ T32] Exception stack(0xeb48dfb0 to 0xeb48dff8) [ 1337.448055][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.448107][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.448167][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.471461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.471595][ T32] r4:85385bc0 [ 1337.472015][ T32] INFO: task kworker/0:486:4924 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.472054][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.472303][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.472524][ T32] Call trace: [ 1337.472569][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.472629][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.472685][ T32] r4:00000000 [ 1337.472711][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.472755][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.472797][ T32] dd20: bc5e9000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.472859][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.472918][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.472983][ T32] r5:800f0013 r4:80239bb0 [ 1337.473013][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.473059][ T32] r4:82ac21e4 [ 1337.473109][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.473236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.473345][ T32] r4:e05addc0 [ 1337.473369][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.473418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.473485][ T32] r4:00000000 [ 1337.473520][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.473572][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.473594][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.473637][ T32] r5:00001000 r4:dfd07000 [ 1337.473686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.473732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.473776][ T32] r5:84be078c r4:84be0400 [ 1337.473825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.473935][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.473961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.474011][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.474034][ T32] r4:84bbbf00 [ 1337.474053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1337.474168][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.474356][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.474696][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.475244][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.475773][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1337.475878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.476139][ T32] r10:61c88647 r9:84b28000 r8:8548ccac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1337.476482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.477146][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1337.477534][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1337.477752][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1337.490188][ T32] r4:84bbbf00 ** 3 printk messages dropped ** [ 1337.490341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1337.490928][ T32] task:kworker/0:488 state:D stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.491366][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.491983][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1337.492244][ T32] r7:dddced80 r6:83018000 r5:854c678c r4:8548cd80 ** 4 printk messages dropped ** [ 1337.492463][ T32] r10:00000000 r9:8548cd80 r8:80287e08 r7:eb48de60 r6:8548ce00 r5:84b28c00 ** 7 printk messages dropped ** [ 1337.492851][ T32] r4:853fc080 ** 3 printk messages dropped ** [ 1337.493479][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.493939][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.494061][ T32] dd20: bc5e9000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.494113][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.494279][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.494314][ T32] r5:800f0013 r4:80239bb0 [ 1337.494364][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.494510][ T32] r4:82ac21e4 [ 1337.494713][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.494760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.494827][ T32] r4:e05addc0 [ 1337.494895][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.494945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.494969][ T32] r4:00000000 [ 1337.494989][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.495034][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.495056][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.495156][ T32] r5:00001000 r4:dfd07000 [ 1337.495271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.495314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.495356][ T32] r5:84be078c r4:84be0400 [ 1337.495483][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.495537][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.495715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.495769][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.495792][ T32] r4:84bbbf00 [ 1337.495812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.495917][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.495944][ T32] r4:00000001 [ 1337.495964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.496020][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.496051][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.496079][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.496105][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.496160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.496188][ T32] r4:84ba87c0 [ 1337.496211][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.496255][ T32] INFO: task kworker/0:489:4930 blocked for more than 464 seconds. [ 1337.496303][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.496345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.496368][ T32] task:kworker/0:489 state:D stack:0 pid:4930 tgid:4930 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.496424][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.496514][ T32] Call trace: [ 1337.496550][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.496616][ T32] r10:8291a684 r9:eb49dd84 r8:00000002 r7:60000013 r6:eb49dd8c r5:84b29800 [ 1337.496655][ T32] r4:84b29800 [ 1337.496687][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.496731][ T32] r5:84b29800 r4:8291a680 [ 1337.496751][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.496817][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.496864][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb49de08 [ 1337.496888][ T32] r4:00000000 [ 1337.496935][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.497003][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.497080][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.497130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fc040 [ 1337.497154][ T32] r4:00000000 [ 1337.497175][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.497221][ T32] r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1337.497243][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.497309][ T32] r5:00001000 r4:eb059000 [ 1337.497367][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.497414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.497457][ T32] r5:854c5f8c r4:854c5c00 ** 3 printk messages dropped ** [ 1337.497645][ T32] r10:61c88647 r9:84b29800 r8:8548ceac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1337.497975][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.521390][ T32] Call trace: ** 5 printk messages dropped ** [ 1337.521643][ T32] dd20: bc99b000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1337.522005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1337.522627][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 7 printk messages dropped ** [ 1337.522954][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 7 printk messages dropped ** [ 1337.523322][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1337.523678][ T32] r4:84b2a400 ** 3 printk messages dropped ** [ 1337.523800][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.524231][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1337.524527][ T32] r7:dddced80 r6:83018000 r5:854c638c r4:8548cf80 ** 5 printk messages dropped ** [ 1337.524748][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.525060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1337.525824][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 10 printk messages dropped ** [ 1337.526173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 10 printk messages dropped ** [ 1337.526783][ T32] r5:84be078c r4:84be0400 ** 4 printk messages dropped ** [ 1337.527065][ T32] r4:84bbbf00 [ 1337.527084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.527130][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.527165][ T32] r4:00000001 [ 1337.527195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.527266][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.527295][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.527334][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.527371][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.527404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.527427][ T32] r4:84ba87c0 [ 1337.527506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.527533][ T32] INFO: task kworker/0:491:4934 blocked for more than 464 seconds. [ 1337.527582][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.527606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.527627][ T32] task:kworker/0:491 state:D stack:0 pid:4934 tgid:4934 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.527704][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.527747][ T32] Call trace: [ 1337.527809][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.527857][ T32] r10:8291a684 r9:eb4a5d84 r8:00000002 r7:60000113 r6:eb4a5d8c r5:84b2b000 [ 1337.527879][ T32] r4:84b2b000 [ 1337.527898][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.527940][ T32] r5:84b2b000 r4:8291a680 [ 1337.527987][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.528030][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.528100][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a5e08 [ 1337.528154][ T32] r4:00000000 [ 1337.545537][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.545730][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.545872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.545959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853fc640 [ 1337.546078][ T32] r4:00000000 [ 1337.546103][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.546152][ T32] r9:83018005 r8:84b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1337.546194][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.546284][ T32] r5:00001000 r4:eb0e1000 [ 1337.546316][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.546409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.546465][ T32] r5:854c6b8c r4:854c6800 [ 1337.546487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.546626][ T32] r7:dddced80 r6:83018000 r5:854c6b8c r4:85407080 [ 1337.546653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.546703][ T32] r10:61c88647 r9:84b2b000 r8:854070ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.546844][ T32] r4:85407080 [ 1337.546958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.547009][ T32] r10:00000000 r9:85407080 r8:80287e08 r7:eb499e60 r6:85407100 r5:84b2b000 [ 1337.547034][ T32] r4:00000001 [ 1337.547054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.547092][ T32] Exception stack(0xeb4a5fb0 to 0xeb4a5ff8) [ 1337.547121][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.547194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.547301][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.547333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.547356][ T32] r4:853fc340 [ 1337.547789][ T32] INFO: task kworker/0:491:4934 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.547830][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.547949][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.548028][ T32] Call trace: [ 1337.548083][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.548189][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.554132][ T32] r4:00000000 [ 1337.554248][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.554353][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.554391][ T32] dd20: bcd90000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.554427][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.554455][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.554481][ T32] r5:800f0013 r4:80239bb0 [ 1337.554501][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.554544][ T32] r4:82ac21e4 [ 1337.554564][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.554607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.554644][ T32] r4:e05addc0 [ 1337.554668][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.554743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1337.555228][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 6 printk messages dropped ** [ 1337.555461][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1337.555919][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1337.556340][ T32] r10:8291a684 r9:eb4a9d84 r8:00000002 r7:60000113 r6:eb4a9d8c r5:84b2bc00 ** 8 printk messages dropped ** [ 1337.556679][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.557086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.557296][ T32] r10:61c88647 r9:84b2bc00 r8:854071ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1337.557498][ T32] r10:00000000 r9:85407180 r8:80287e08 r7:eb4a5e60 r6:85407200 r5:84b2bc00 [ 1337.557551][ T32] r4:00000001 [ 1337.557574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.557644][ T32] Exception stack(0xeb4a9fb0 to 0xeb4a9ff8) [ 1337.557675][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.557703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.557763][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.557823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.557876][ T32] r4:853fc440 [ 1337.575204][ T32] INFO: task kworker/0:492:4936 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.575309][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.575398][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.575477][ T32] Call trace: [ 1337.575565][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.575652][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.575688][ T32] r4:00000000 [ 1337.575733][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.575801][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.575834][ T32] dd20: bd1c4000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.575864][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.575899][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.575926][ T32] r5:800f0013 r4:80239bb0 [ 1337.575947][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.575990][ T32] r4:82ac21e4 [ 1337.576010][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.576075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.576103][ T32] r4:e05addc0 [ 1337.576123][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.576187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.576223][ T32] r4:00000000 [ 1337.576246][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.576302][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.576328][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.576371][ T32] r5:00001000 r4:dfd07000 [ 1337.576403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.576444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.576488][ T32] r5:84be078c r4:84be0400 [ 1337.576555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.576611][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.576633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.576690][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.576718][ T32] r4:84bbbf00 [ 1337.576739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.576807][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 3 printk messages dropped ** [ 1337.576944][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.577398][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.577731][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1337.584438][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1337.584656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.585028][ T32] r10:00000000 r9:85407280 r8:80287e08 r7:eb4a9e60 r6:85407300 r5:84b2c800 ** 7 printk messages dropped ** [ 1337.585295][ T32] r4:853fc5c0 ** 1 printk messages dropped ** [ 1337.585753][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.585890][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.585955][ T32] Call trace: [ 1337.586029][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.586107][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.586138][ T32] r4:00000000 [ 1337.586171][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.586236][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.586267][ T32] dd20: bd1c4000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.586319][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.586352][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.586377][ T32] r5:800f0013 r4:80239bb0 [ 1337.586407][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.586448][ T32] r4:82ac21e4 [ 1337.586479][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.586525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 3 printk messages dropped ** [ 1337.586638][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.586914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.587241][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 5 printk messages dropped ** [ 1337.587476][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1337.588011][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1337.601710][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.601920][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.602155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.602223][ T32] r5:854c738c r4:854c7000 ** 3 printk messages dropped ** [ 1337.602441][ T32] r10:61c88647 r9:84b2d400 r8:854073ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.602816][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.603819][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1337.604198][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.604482][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.604727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1337.605192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1337.605448][ T32] INFO: task kworker/0:495:4942 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1337.605821][ T32] r5:84b2ec00 r4:8291a680 ** 5 printk messages dropped ** [ 1337.606036][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.606403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.606627][ T32] r10:61c88647 r9:84b2ec00 r8:854074ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.606654][ T32] r4:85407480 [ 1337.606685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.606732][ T32] r10:00000000 r9:85407480 r8:80287e08 r7:eb4ade60 r6:85407500 r5:84b2ec00 [ 1337.606755][ T32] r4:00000001 [ 1337.606774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.606825][ T32] Exception stack(0xeb495fb0 to 0xeb495ff8) [ 1337.606853][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.606881][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.606917][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.606968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.606993][ T32] r4:853fc9c0 [ 1337.607228][ T32] INFO: task kworker/0:495:4942 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.607282][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.607371][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.607471][ T32] Call trace: [ 1337.607527][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.607646][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.607684][ T32] r4:00000000 [ 1337.607730][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.607782][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.607813][ T32] dd20: bd4c1000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.607842][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.607875][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.607924][ T32] r5:800f0013 r4:80239bb0 [ 1337.607948][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.607988][ T32] r4:82ac21e4 [ 1337.608009][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.608049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.608080][ T32] r4:e05addc0 [ 1337.608130][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.626692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.626778][ T32] r4:00000000 [ 1337.626826][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.626900][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.626933][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.626984][ T32] r5:00001000 r4:dfd07000 [ 1337.627006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.627067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.627114][ T32] r5:84be078c r4:84be0400 [ 1337.627135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.627184][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.627215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.627267][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.627290][ T32] r4:84bbbf00 [ 1337.627310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.627378][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.627414][ T32] r4:00000001 [ 1337.627435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.627496][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.627530][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.627609][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.627639][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.627668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.627690][ T32] r4:84ba87c0 [ 1337.627714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.627745][ T32] INFO: task kworker/0:496:4944 blocked for more than 464 seconds. [ 1337.627778][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.627830][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.627876][ T32] task:kworker/0:496 state:D stack:0 pid:4944 tgid:4944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.627938][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.628004][ T32] Call trace: [ 1337.628040][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.628191][ T32] r10:8291a684 r9:eb4b9d84 r8:00000002 r7:60000113 r6:eb4b9d8c r5:85460000 ** 6 printk messages dropped ** [ 1337.632968][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.633178][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.633440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.633483][ T32] r5:854c7f8c r4:854c7c00 ** 2 printk messages dropped ** [ 1337.633641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.633923][ T32] Exception stack(0xeb4b9fb0 to 0xeb4b9ff8) ** 3 printk messages dropped ** [ 1337.634037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.634059][ T32] r4:853fca40 [ 1337.634494][ T32] INFO: task kworker/0:496:4944 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.634539][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.634676][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.634741][ T32] Call trace: [ 1337.634801][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.634853][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.634895][ T32] r4:00000000 [ 1337.634927][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.634970][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.634999][ T32] dd20: bd918000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.635028][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.635053][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.635097][ T32] r5:800f0013 r4:80239bb0 [ 1337.635121][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.635162][ T32] r4:82ac21e4 [ 1337.635183][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.635224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.635247][ T32] r4:e05addc0 [ 1337.635286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.635366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.635403][ T32] r4:00000000 [ 1337.635444][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.635494][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.635516][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.635600][ T32] r5:00001000 r4:dfd07000 [ 1337.635646][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.635689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.635730][ T32] r5:84be078c r4:84be0400 [ 1337.635750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.635819][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.635845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.635893][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.635916][ T32] r4:84bbbf00 [ 1337.635934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.636001][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.636027][ T32] r4:00000001 [ 1337.636046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.636081][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.636136][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.636167][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.636194][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.636222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.636263][ T32] r4:84ba87c0 [ 1337.636289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.636339][ T32] INFO: task kworker/0:497:4947 blocked for more than 464 seconds. [ 1337.636390][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.636417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1337.636658][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1337.637145][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.637663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.637705][ T32] r5:854d038c r4:854d0000 ** 2 printk messages dropped ** [ 1337.637802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.638245][ T32] Exception stack(0xeb4b5fb0 to 0xeb4b5ff8) ** 6 printk messages dropped ** [ 1337.650962][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.651626][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1337.651788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1337.652256][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1337.652518][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.652912][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.653353][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1337.653869][ T32] r5:00001000 r4:eb4cb000 ** 1 printk messages dropped ** [ 1337.653934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.654283][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.654488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1337.655197][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.655246][ T32] r4:00000000 [ 1337.655269][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.655310][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.655358][ T32] dd20: bdcd3000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.655399][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.655427][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.655452][ T32] r5:800f0013 r4:80239bb0 [ 1337.655495][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.655539][ T32] r4:82ac21e4 [ 1337.655638][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.655711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.655754][ T32] r4:e05addc0 [ 1337.655799][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.655865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.655891][ T32] r4:00000000 [ 1337.655911][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.655957][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.656009][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.656055][ T32] r5:00001000 r4:dfd07000 [ 1337.656094][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.656137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.656200][ T32] r5:84be078c r4:84be0400 [ 1337.656224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.656293][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.656318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.656390][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.656420][ T32] r4:84bbbf00 [ 1337.656439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.656486][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.656530][ T32] r4:00000001 [ 1337.656575][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.656636][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.656688][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.656762][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.656833][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.656864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.656920][ T32] r4:84ba87c0 [ 1337.656967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.657018][ T32] INFO: task kworker/0:499:4949 blocked for more than 464 seconds. [ 1337.657063][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.657110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.657134][ T32] task:kworker/0:499 state:D stack:0 pid:4949 tgid:4949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.657201][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.657243][ T32] Call trace: [ 1337.657272][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.657351][ T32] r10:8291a684 r9:eb4d5d84 r8:00000002 r7:60000113 r6:eb4d5d8c r5:85462400 [ 1337.657385][ T32] r4:85462400 [ 1337.657408][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.657473][ T32] r5:85462400 r4:8291a680 [ 1337.657516][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.657579][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.657647][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 [ 1337.657676][ T32] r4:00000000 [ 1337.657697][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.657734][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.657789][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.657843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854971c0 [ 1337.657909][ T32] r4:00000000 [ 1337.657944][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.657992][ T32] r9:83018005 r8:85462400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1337.658044][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.658160][ T32] r5:00001000 r4:eb4db000 [ 1337.678684][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.678817][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.678871][ T32] r5:854d0b8c r4:854d0800 [ 1337.678894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.679022][ T32] r7:dddced80 r6:83018000 r5:854d0b8c r4:85407880 [ 1337.679071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.679144][ T32] r10:61c88647 r9:85462400 r8:854078ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.679171][ T32] r4:85407880 [ 1337.679192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.679239][ T32] r10:00000000 r9:85407880 r8:80287e08 r7:eb4bde60 r6:85407900 r5:85462400 [ 1337.679283][ T32] r4:00000001 [ 1337.679351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.679403][ T32] Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) [ 1337.679436][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.679465][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.679502][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.679562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.679592][ T32] r4:854895c0 [ 1337.680013][ T32] INFO: task kworker/0:499:4949 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.680054][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.680148][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.680246][ T32] Call trace: [ 1337.680283][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.680360][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.680399][ T32] r4:00000000 [ 1337.680420][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.680461][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.680488][ T32] dd20: be05a000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.680516][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.680541][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.680565][ T32] r5:800f0013 r4:80239bb0 [ 1337.680586][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.680628][ T32] r4:82ac21e4 [ 1337.680648][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.680712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.680741][ T32] r4:e05addc0 [ 1337.680771][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.680826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.680851][ T32] r4:00000000 [ 1337.680894][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.680944][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.680966][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.681023][ T32] r5:00001000 r4:dfd07000 ** 1 printk messages dropped ** [ 1337.681086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.681418][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 10 printk messages dropped ** [ 1337.681883][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.681909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.681929][ T32] task:kworker/0:500 state:D stack:0 pid:4952 tgid:4952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.681974][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.682038][ T32] Call trace: [ 1337.682097][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.682145][ T32] r10:8291a684 r9:eb4c9d84 r8:00000002 r7:60000013 r6:eb4c9d8c r5:85463000 [ 1337.682168][ T32] r4:85463000 [ 1337.682197][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.682248][ T32] r5:85463000 r4:8291a680 [ 1337.682269][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.682330][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.682376][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c9e08 [ 1337.682407][ T32] r4:00000000 [ 1337.682427][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.682461][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.682495][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1337.682584][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.682796][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.682853][ T32] r5:854d0f8c r4:854d0c00 ** 2 printk messages dropped ** [ 1337.682977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.683222][ T32] Exception stack(0xeb4c9fb0 to 0xeb4c9ff8) ** 3 printk messages dropped ** [ 1337.683431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.684171][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1337.684487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 9 printk messages dropped ** [ 1337.684885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1337.685283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1337.685583][ T32] INFO: task kworker/0:501:4954 blocked for more than 464 seconds. ** 10 printk messages dropped ** [ 1337.686027][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1337.686334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85497480 [ 1337.686359][ T32] r4:00000000 [ 1337.686401][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.686447][ T32] r9:83018005 r8:85463c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1337.686469][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.686510][ T32] r5:00001000 r4:eb4f3000 [ 1337.686530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.686569][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.686619][ T32] r5:854d138c r4:854d1000 [ 1337.686643][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.686710][ T32] r7:dddced80 r6:83018000 r5:854d138c r4:85407a80 [ 1337.686735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.686793][ T32] r10:61c88647 r9:85463c00 r8:85407aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.686817][ T32] r4:85407a80 [ 1337.686846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.686903][ T32] r10:00000000 r9:85407a80 r8:80287e08 r7:eb4c9e60 r6:85407b00 r5:85463c00 [ 1337.686928][ T32] r4:00000001 [ 1337.686947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.687003][ T32] Exception stack(0xeb4d9fb0 to 0xeb4d9ff8) [ 1337.687032][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.687108][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.687165][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.687223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.687270][ T32] r4:85497180 [ 1337.687522][ T32] INFO: task kworker/0:501:4954 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.687607][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.687682][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.687742][ T32] Call trace: [ 1337.687779][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.687852][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.687880][ T32] r4:00000000 [ 1337.687908][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.687972][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.688013][ T32] dd20: be05a000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.688068][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.721245][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.721359][ T32] r5:800f0013 r4:80239bb0 [ 1337.721401][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.721477][ T32] r4:82ac21e4 [ 1337.721524][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.721581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.721647][ T32] r4:e05addc0 [ 1337.721672][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.721716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.721770][ T32] r4:00000000 [ 1337.721793][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.721851][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.721876][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.721923][ T32] r5:00001000 r4:dfd07000 [ 1337.721958][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.722002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.722044][ T32] r5:84be078c r4:84be0400 [ 1337.722087][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.722161][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.722213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.722265][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.722289][ T32] r4:84bbbf00 [ 1337.722309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.722375][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.722413][ T32] r4:00000001 [ 1337.722464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.722506][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.722533][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.722590][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.722828][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1337.723281][ T32] r5:85464800 r4:8291a680 ** 5 printk messages dropped ** [ 1337.723601][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1337.723688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85497cc0 [ 1337.723711][ T32] r4:00000000 [ 1337.723731][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.723774][ T32] r9:83018005 r8:85464800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1337.723796][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.723837][ T32] r5:00001000 r4:eb537000 [ 1337.723856][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.723894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.723935][ T32] r5:854d278c r4:854d2400 [ 1337.723954][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.723998][ T32] r7:dddced80 r6:83018000 r5:854d278c r4:85407b80 [ 1337.724019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.724065][ T32] r10:61c88647 r9:85464800 r8:85407bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.724087][ T32] r4:85407b80 [ 1337.724106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.724150][ T32] r10:00000000 r9:85407b80 r8:80287e08 r7:eb4d9e60 r6:85407c00 r5:85464800 [ 1337.724172][ T32] r4:00000001 [ 1337.724203][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.724242][ T32] Exception stack(0xeb4e5fb0 to 0xeb4e5ff8) [ 1337.724269][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.724297][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.724323][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.724351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.724393][ T32] r4:85497280 [ 1337.724833][ T32] INFO: task kworker/0:502:4956 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.724871][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.724955][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.725001][ T32] Call trace: [ 1337.725095][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.725150][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 2 printk messages dropped ** [ 1337.725258][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1337.725519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 9 printk messages dropped ** [ 1337.725827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.726183][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1337.726533][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1337.726730][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.727063][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.727459][ T32] r5:00001000 r4:eb4ff000 ** 1 printk messages dropped ** [ 1337.727570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.727748][ T32] r10:61c88647 r9:85465400 r8:85407cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.728114][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.739272][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.739457][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1337.739748][ T32] r4:e05addc0 ** 2 printk messages dropped ** [ 1337.739893][ T32] r4:00000000 [ 1337.739935][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.739986][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.740011][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.740053][ T32] r5:00001000 r4:dfd07000 [ 1337.740072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.740111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.740153][ T32] r5:84be078c r4:84be0400 [ 1337.740183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.740234][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.740256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.740325][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.740396][ T32] r4:84bbbf00 [ 1337.740442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.740502][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.740528][ T32] r4:00000001 [ 1337.740548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.740585][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.740612][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.740663][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.740701][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.740730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.740751][ T32] r4:84ba87c0 [ 1337.740794][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.740827][ T32] INFO: task kworker/0:504:4959 blocked for more than 464 seconds. [ 1337.740860][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.740900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.740923][ T32] task:kworker/0:504 state:D stack:0 pid:4959 tgid:4959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.740992][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.741068][ T32] Call trace: [ 1337.741126][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.741196][ T32] r10:8291a684 r9:eb511d84 r8:00000002 r7:60000013 r6:eb511d8c r5:85466c00 [ 1337.741222][ T32] r4:85466c00 [ 1337.741264][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.741311][ T32] r5:85466c00 r4:8291a680 [ 1337.741354][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.741409][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.741453][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb511e08 [ 1337.741477][ T32] r4:00000000 [ 1337.741518][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.741566][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.741603][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.741645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85497840 [ 1337.741667][ T32] r4:00000000 [ 1337.741687][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.741739][ T32] r9:83018005 r8:85466c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1337.741785][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.741830][ T32] r5:00001000 r4:eb507000 ** 1 printk messages dropped ** [ 1337.741927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.741970][ T32] r5:854d1b8c r4:854d1800 [ 1337.741990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1337.742178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1337.742562][ T32] r4:85497780 ** 3 printk messages dropped ** [ 1337.742964][ T32] Call trace: ** 5 printk messages dropped ** [ 1337.743210][ T32] dd20: be9b2000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 11 printk messages dropped ** [ 1337.743685][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1337.744126][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.744518][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.744864][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.744927][ T32] Call trace: [ 1337.744961][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.745041][ T32] r10:8291a684 r9:eb515d84 r8:00000002 r7:60000013 r6:eb515d8c r5:85468c00 [ 1337.745076][ T32] r4:85468c00 [ 1337.745129][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.745182][ T32] r5:85468c00 r4:8291a680 [ 1337.745203][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.745242][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.745305][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 [ 1337.745360][ T32] r4:00000000 [ 1337.745393][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.745466][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.745504][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.745546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85497780 [ 1337.745568][ T32] r4:00000000 [ 1337.745609][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.745664][ T32] r9:83018005 r8:85468c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1337.745708][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.745754][ T32] r5:00001000 r4:eb523000 [ 1337.745775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.745833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.745904][ T32] r5:854d1f8c r4:854d1c00 [ 1337.745956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.746006][ T32] r7:dddced80 r6:83018000 r5:854d1f8c r4:85407e80 [ 1337.746028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.746076][ T32] r10:61c88647 r9:85468c00 r8:85407eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.746117][ T32] r4:85407e80 [ 1337.746165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.746253][ T32] r10:00000000 r9:85407e80 r8:80287e08 r7:eb4e5e60 r6:85407f00 r5:85468c00 [ 1337.746279][ T32] r4:00000001 [ 1337.746300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.746335][ T32] Exception stack(0xeb515fb0 to 0xeb515ff8) [ 1337.746362][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.746396][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.746445][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.746483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.746535][ T32] r4:854976c0 [ 1337.746760][ T32] INFO: task kworker/0:505:4961 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.746794][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.746876][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.746969][ T32] Call trace: [ 1337.747032][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.747088][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.747112][ T32] r4:00000000 [ 1337.747132][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.747194][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.747247][ T32] dd20: be9b2000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.747308][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.747357][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.747389][ T32] r5:800f0013 r4:80239bb0 [ 1337.747413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.747477][ T32] r4:82ac21e4 [ 1337.747507][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.747577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.747627][ T32] r4:e05addc0 [ 1337.747652][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1337.747841][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.779120][ T32] r4:84bbbf00 ** 2 printk messages dropped ** [ 1337.779277][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.779493][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.779824][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.780173][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1337.780604][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1337.780749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.780791][ T32] r5:854d238c r4:854d2000 [ 1337.780811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.780856][ T32] r7:dddced80 r6:83018000 r5:854d238c r4:85407f80 [ 1337.780876][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.780921][ T32] r10:61c88647 r9:85469800 r8:85407fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.780944][ T32] r4:85407f80 [ 1337.780979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.781026][ T32] r10:00000000 r9:85407f80 r8:80287e08 r7:eb4e5e60 r6:8549c000 r5:85469800 [ 1337.781081][ T32] r4:00000001 [ 1337.781102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.781139][ T32] Exception stack(0xeb52dfb0 to 0xeb52dff8) [ 1337.781165][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.781192][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.781218][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.781247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.781290][ T32] r4:854979c0 [ 1337.781711][ T32] INFO: task kworker/0:506:4964 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.781746][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.781830][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.781876][ T32] Call trace: [ 1337.781905][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.781955][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.781978][ T32] r4:00000000 [ 1337.782008][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.782053][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.782082][ T32] dd20: bf351000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.782110][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.782156][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.782183][ T32] r5:800f0013 r4:80239bb0 [ 1337.782213][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.782280][ T32] r4:82ac21e4 [ 1337.782305][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.782347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.782399][ T32] r4:e05addc0 [ 1337.782424][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.782466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.782498][ T32] r4:00000000 [ 1337.782522][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.782568][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 6 printk messages dropped ** [ 1337.782885][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 4 printk messages dropped ** [ 1337.783143][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1337.783403][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1337.783677][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1337.783777][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.783869][ T32] r10:8291a684 r9:eb54dd84 r8:00000002 r7:60000013 r6:eb54dd8c r5:85429800 [ 1337.783896][ T32] r4:85429800 [ 1337.783954][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.784002][ T32] r5:85429800 r4:8291a680 [ 1337.784022][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.784071][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.784116][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb54de08 [ 1337.784160][ T32] r4:00000000 [ 1337.784182][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.784238][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.784286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.784330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a00c0 [ 1337.784353][ T32] r4:00000000 [ 1337.784400][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.784454][ T32] r9:83018005 r8:85429800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1337.784485][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.784552][ T32] r5:00001000 r4:eb553000 [ 1337.784575][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.784617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.784658][ T32] r5:854d2f8c r4:854d2c00 [ 1337.784686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.784736][ T32] r7:dddced80 r6:83018000 r5:854d2f8c r4:8549c080 [ 1337.784779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.784830][ T32] r10:61c88647 r9:85429800 r8:8549c0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.784852][ T32] r4:8549c080 [ 1337.784879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.784948][ T32] r10:00000000 r9:8549c080 r8:80287e08 r7:eb4e5e60 r6:853d4480 r5:85429800 [ 1337.784983][ T32] r4:00000001 [ 1337.785005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.785041][ T32] Exception stack(0xeb54dfb0 to 0xeb54dff8) [ 1337.785076][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.785116][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.785173][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.785204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.785235][ T32] r4:85497d40 [ 1337.785507][ T32] INFO: task kworker/0:507:4967 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.785543][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.785665][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.785738][ T32] Call trace: [ 1337.785792][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.785845][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.785868][ T32] r4:00000000 [ 1337.785888][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.785948][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.785981][ T32] dd20: bf351000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 1 printk messages dropped ** [ 1337.786035][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1337.786308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 7 printk messages dropped ** [ 1337.786732][ T32] r5:84be078c r4:84be0400 ** 6 printk messages dropped ** [ 1337.787112][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1337.787406][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1337.787619][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.788015][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1337.811432][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1337.811676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.811903][ T32] r10:61c88647 r9:8546a400 r8:8549c12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.812280][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.812999][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.813216][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1337.813402][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1337.813663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1337.814127][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1337.814405][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.814857][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.815107][ T32] r5:8542d400 r4:8291a680 ** 5 printk messages dropped ** [ 1337.815400][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.815798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1337.815949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.816157][ T32] Exception stack(0xeb561fb0 to 0xeb561ff8) ** 1 printk messages dropped ** [ 1337.816211][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.816237][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.816265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.816286][ T32] r4:854a1440 [ 1337.816529][ T32] INFO: task kworker/1:413:4971 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.816562][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.816626][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.816699][ T32] Call trace: [ 1337.816741][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.816792][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.816816][ T32] r4:00000000 [ 1337.816836][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.816875][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.816903][ T32] dd20: bf72b000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.816931][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.816986][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.817014][ T32] r5:800f0013 r4:80239bb0 [ 1337.817036][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.817074][ T32] r4:82ac21e4 [ 1337.817115][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.817160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.817182][ T32] r4:e05addc0 [ 1337.817202][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.817265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.817291][ T32] r4:00000000 [ 1337.817311][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.817397][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.817450][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.817496][ T32] r5:00001000 r4:dfd07000 [ 1337.817516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.817554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.817595][ T32] r5:84be078c r4:84be0400 [ 1337.817614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.817660][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.817700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.817752][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.817774][ T32] r4:84bbbf00 [ 1337.817815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.817887][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.817912][ T32] r4:00000001 [ 1337.817931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.817997][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.818098][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.818253][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.832898][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.832960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.832998][ T32] r4:84ba87c0 [ 1337.833048][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.833104][ T32] INFO: task kworker/0:509:4972 blocked for more than 464 seconds. [ 1337.833144][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.833170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.833192][ T32] task:kworker/0:509 state:D stack:0 pid:4972 tgid:4972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.833274][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.833407][ T32] Call trace: [ 1337.833446][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.833503][ T32] r10:8291a684 r9:eb56dd84 r8:00000002 r7:60000013 r6:eb56dd8c r5:8542e000 [ 1337.833525][ T32] r4:8542e000 [ 1337.833545][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.833629][ T32] r5:8542e000 r4:8291a680 [ 1337.833655][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.833705][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.833751][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 [ 1337.833773][ T32] r4:00000000 [ 1337.833793][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.833826][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.833863][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.833916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a0300 [ 1337.833942][ T32] r4:00000000 [ 1337.833991][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.834043][ T32] r9:83018005 r8:8542e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1337.834066][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.834108][ T32] r5:00001000 r4:eb563000 [ 1337.834138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.834193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.834268][ T32] r5:854d338c r4:854d3000 [ 1337.834315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.834415][ T32] r7:dddced80 r6:83018000 r5:854d338c r4:8549c200 [ 1337.834446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.834495][ T32] r10:61c88647 r9:8542e000 r8:8549c22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.834543][ T32] r4:8549c200 [ 1337.834575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.834626][ T32] r10:00000000 r9:8549c200 r8:80287e08 r7:eb54de60 r6:853d4600 r5:8542e000 [ 1337.834667][ T32] r4:00000001 [ 1337.834699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.834742][ T32] Exception stack(0xeb56dfb0 to 0xeb56dff8) [ 1337.834769][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.834797][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.834824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.834861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1337.835521][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.835753][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1337.836010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 8 printk messages dropped ** [ 1337.836360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1337.836703][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1337.836958][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1337.837209][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.837528][ T32] r5:8542c800 r4:8291a680 ** 3 printk messages dropped ** [ 1337.837649][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.837821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a0540 ** 6 printk messages dropped ** [ 1337.854410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.854692][ T32] r10:61c88647 r9:8542c800 r8:8549c2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1337.855048][ T32] Exception stack(0xeb575fb0 to 0xeb575ff8) ** 6 printk messages dropped ** [ 1337.855715][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1337.856347][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1337.856568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.856594][ T32] r4:00000000 [ 1337.856615][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.856686][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.856722][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.856768][ T32] r5:00001000 r4:dfd07000 [ 1337.856788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.856838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.856892][ T32] r5:84be078c r4:84be0400 [ 1337.856937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.856987][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.857019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.857076][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.857099][ T32] r4:84bbbf00 [ 1337.857149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.857200][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.857246][ T32] r4:00000001 [ 1337.857268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.857304][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.857356][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.857410][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.857472][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.857504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.857526][ T32] r4:84ba87c0 [ 1337.857549][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.857589][ T32] INFO: task kworker/0:511:4977 blocked for more than 464 seconds. [ 1337.857657][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.857687][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.857709][ T32] task:kworker/0:511 state:D stack:0 pid:4977 tgid:4977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.857803][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.857873][ T32] Call trace: [ 1337.857927][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.857999][ T32] r10:8291a684 r9:eb2b1d84 r8:00000002 r7:60000113 r6:eb2b1d8c r5:8542a400 [ 1337.858025][ T32] r4:8542a400 [ 1337.858147][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.868675][ T32] r5:8542a400 r4:8291a680 [ 1337.868725][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.868789][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.868835][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b1e08 [ 1337.868901][ T32] r4:00000000 [ 1337.868926][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.868984][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.869048][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.869095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a0440 [ 1337.869128][ T32] r4:00000000 [ 1337.869161][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.869233][ T32] r9:83018005 r8:8542a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1337.869259][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.869305][ T32] r5:00001000 r4:eb577000 [ 1337.869347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.869398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.869443][ T32] r5:854d378c r4:854d3400 [ 1337.869464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.869511][ T32] r7:dddced80 r6:83018000 r5:854d378c r4:8549c300 [ 1337.869570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.869622][ T32] r10:61c88647 r9:8542a400 r8:8549c32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.869645][ T32] r4:8549c300 [ 1337.869665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.869712][ T32] r10:00000000 r9:8549c300 r8:80287e08 r7:eb575e60 r6:853d4700 r5:8542a400 [ 1337.869735][ T32] r4:00000001 [ 1337.869776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.869819][ T32] Exception stack(0xeb2b1fb0 to 0xeb2b1ff8) [ 1337.869849][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.869878][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.869904][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.869955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.870005][ T32] r4:854a0240 [ 1337.870424][ T32] INFO: task kworker/0:511:4977 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.870461][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.870531][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.870580][ T32] Call trace: [ 1337.870628][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.870684][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 3 printk messages dropped ** [ 1337.870822][ T32] dd20: c0062000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1337.871169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1337.871603][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 4 printk messages dropped ** [ 1337.871833][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1337.872107][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1337.872343][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.872709][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.873152][ T32] r5:00001000 r4:eab73000 ** 1 printk messages dropped ** [ 1337.873211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.873379][ T32] r10:61c88647 r9:8542ec00 r8:853d47ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1337.873739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1337.874070][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.874144][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.874222][ T32] Call trace: [ 1337.874255][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.874341][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.874367][ T32] r4:00000000 [ 1337.874396][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.874458][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.874489][ T32] dd20: c0062000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.874517][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.874542][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.874591][ T32] r5:800f0013 r4:80239bb0 [ 1337.874615][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.874654][ T32] r4:82ac21e4 [ 1337.874674][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.874715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.874747][ T32] r4:e05addc0 [ 1337.874770][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.874856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.874881][ T32] r4:00000000 [ 1337.874916][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.874984][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.875009][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.875053][ T32] r5:00001000 r4:dfd07000 [ 1337.875072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.875110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.875151][ T32] r5:84be078c r4:84be0400 [ 1337.875192][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.875244][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.875276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.875347][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.875372][ T32] r4:84bbbf00 [ 1337.875428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.875479][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.875504][ T32] r4:00000001 [ 1337.875523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.875614][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.875654][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.875705][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.875734][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.875762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.875785][ T32] r4:84ba87c0 [ 1337.875825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.875874][ T32] INFO: task kworker/0:512:4982 blocked for more than 464 seconds. [ 1337.875907][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.875931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.875952][ T32] task:kworker/0:512 state:D stack:0 pid:4982 tgid:4982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.875995][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.876081][ T32] Call trace: [ 1337.876136][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.876183][ T32] r10:8291a684 r9:eb591d84 r8:00000002 r7:60000113 r6:eb591d8c r5:8542bc00 [ 1337.876242][ T32] r4:8542bc00 [ 1337.876265][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.876319][ T32] r5:8542bc00 r4:8291a680 [ 1337.876341][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.876381][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.876430][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb591e08 [ 1337.876463][ T32] r4:00000000 [ 1337.876487][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.876522][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.876555][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.876594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a1fc0 ** 6 printk messages dropped ** [ 1337.876856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.876915][ T32] r5:8550938c r4:85509000 ** 3 printk messages dropped ** [ 1337.877078][ T32] r10:61c88647 r9:8542bc00 r8:8549c3ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1337.877283][ T32] Exception stack(0xeb591fb0 to 0xeb591ff8) ** 6 printk messages dropped ** [ 1337.877748][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1337.900512][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1337.901040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.901512][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 7 printk messages dropped ** [ 1337.901798][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1337.902189][ T32] r4:85436000 ** 5 printk messages dropped ** [ 1337.902450][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.902585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a0e00 ** 6 printk messages dropped ** [ 1337.902791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1337.903039][ T32] r4:8549c400 ** 4 printk messages dropped ** [ 1337.903181][ T32] Exception stack(0xeb599fb0 to 0xeb599ff8) ** 6 printk messages dropped ** [ 1337.903844][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1337.904395][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1337.904628][ T32] r4:00000000 [ 1337.904659][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.904706][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.904729][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.904770][ T32] r5:00001000 r4:dfd07000 [ 1337.904789][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.904840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.904885][ T32] r5:84be078c r4:84be0400 [ 1337.904904][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.904993][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.905032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.905127][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.905155][ T32] r4:84bbbf00 [ 1337.905174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.905244][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.905271][ T32] r4:00000001 [ 1337.905299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.905338][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.905365][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.905401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.905429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.905458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.905479][ T32] r4:84ba87c0 [ 1337.905500][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.905546][ T32] INFO: task kworker/0:514:4984 blocked for more than 464 seconds. [ 1337.905578][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.905601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.905623][ T32] task:kworker/0:514 state:D stack:0 pid:4984 tgid:4984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.905694][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.905739][ T32] Call trace: [ 1337.905791][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.905861][ T32] r10:8291a684 r9:eb59dd84 r8:00000002 r7:60000113 r6:eb59dd8c r5:8542b000 [ 1337.905893][ T32] r4:8542b000 [ 1337.905914][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.905957][ T32] r5:8542b000 r4:8291a680 [ 1337.905977][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.906035][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.906081][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb59de08 [ 1337.906105][ T32] r4:00000000 [ 1337.906124][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.906158][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.906224][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.906268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a0740 [ 1337.906316][ T32] r4:00000000 [ 1337.906339][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.906388][ T32] r9:83018005 r8:8542b000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1337.906411][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.906452][ T32] r5:00001000 r4:ea9c5000 [ 1337.906471][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.906531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.906578][ T32] r5:854d3f8c r4:854d3c00 [ 1337.906599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.906649][ T32] r7:dddced80 r6:83018000 r5:854d3f8c r4:8549c480 [ 1337.906671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.906717][ T32] r10:61c88647 r9:8542b000 r8:8549c4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.906760][ T32] r4:8549c480 [ 1337.906782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.906828][ T32] r10:00000000 r9:8549c480 r8:80287e08 r7:eb599e60 r6:853d4980 r5:8542b000 ** 4 printk messages dropped ** [ 1337.907015][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.907686][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 7 printk messages dropped ** [ 1337.907931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1337.931470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1337.931933][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1337.932227][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1337.932536][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.932845][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1337.933222][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.933490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.933745][ T32] r10:61c88647 r9:85438000 r8:853d4a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.933985][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.934701][ T32] Call trace: ** 5 printk messages dropped ** [ 1337.934932][ T32] dd20: c09a1000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1337.935259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1337.935776][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 7 printk messages dropped ** [ 1337.936074][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 7 printk messages dropped ** [ 1337.936351][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1337.936773][ T32] r5:85439800 r4:8291a680 ** 5 printk messages dropped ** [ 1337.936995][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.937247][ T32] r5:00001000 r4:eb1b7000 [ 1337.937270][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.937377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.937440][ T32] r5:854dc38c r4:854dc000 [ 1337.937495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.937575][ T32] r7:dddced80 r6:83018000 r5:854dc38c r4:8549c500 [ 1337.937599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.937667][ T32] r10:61c88647 r9:85439800 r8:8549c52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.937693][ T32] r4:8549c500 [ 1337.937714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.937759][ T32] r10:00000000 r9:8549c500 r8:80287e08 r7:eb599e60 r6:853d4b00 r5:85439800 [ 1337.937801][ T32] r4:00000001 [ 1337.937825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.937875][ T32] Exception stack(0xeb5a9fb0 to 0xeb5a9ff8) [ 1337.937913][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.937943][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.937969][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.938006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.938030][ T32] r4:854a05c0 [ 1337.952759][ T32] INFO: task kworker/0:515:4988 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.952860][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.952961][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.953081][ T32] Call trace: [ 1337.953117][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.953176][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.953200][ T32] r4:00000000 [ 1337.953221][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.953263][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.953292][ T32] dd20: c0bb3000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.953321][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.953366][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.953401][ T32] r5:800f0013 r4:80239bb0 [ 1337.953424][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.953466][ T32] r4:82ac21e4 [ 1337.953487][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.953549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.953575][ T32] r4:e05addc0 [ 1337.953595][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.953647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.953694][ T32] r4:00000000 [ 1337.953716][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.953762][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.953784][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.953847][ T32] r5:00001000 r4:dfd07000 [ 1337.953885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.953937][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.953982][ T32] r5:84be078c r4:84be0400 [ 1337.954003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.954050][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.954094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.954146][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.954169][ T32] r4:84bbbf00 [ 1337.954188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.954234][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.954277][ T32] r4:00000001 [ 1337.954321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.954362][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.954399][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.954456][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.954488][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.954517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.954560][ T32] r4:84ba87c0 [ 1337.954586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.954624][ T32] INFO: task kworker/1:416:4990 blocked for more than 464 seconds. [ 1337.954660][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.954685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.954706][ T32] task:kworker/1:416 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.954796][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.954840][ T32] Call trace: [ 1337.955026][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.955080][ T32] r10:8291a684 r9:eb5add84 r8:00000002 r7:60000013 r6:eb5add8c r5:85438c00 [ 1337.955105][ T32] r4:85438c00 [ 1337.955165][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.955213][ T32] r5:85438c00 r4:8291a680 [ 1337.955255][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.955334][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.955390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ade08 [ 1337.955415][ T32] r4:00000000 [ 1337.955436][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.955470][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.955504][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.955583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b2500 [ 1337.955630][ T32] r4:00000000 [ 1337.955663][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.955710][ T32] r9:83018205 r8:85438c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1337.955752][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.955798][ T32] r5:00001000 r4:eae53000 [ 1337.955819][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.955859][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.955900][ T32] r5:8550a38c r4:8550a000 [ 1337.955920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.956053][ T32] r10:61c88647 r9:85438c00 r8:853d4bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.956400][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.956970][ T32] Call trace: ** 5 printk messages dropped ** [ 1337.957237][ T32] dd20: c0bb3000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1337.957584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1337.958000][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1337.975695][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.976083][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.976347][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1337.976772][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1337.976941][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1337.977222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.977270][ T32] r10:00000000 r9:853d4c80 r8:80287e08 r7:eb5ade60 r6:853d4d00 r5:8543a400 [ 1337.977295][ T32] r4:00000001 [ 1337.977351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.977408][ T32] Exception stack(0xeb5b1fb0 to 0xeb5b1ff8) [ 1337.977457][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.977511][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.977540][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.977589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.977617][ T32] r4:854b2100 [ 1337.978024][ T32] INFO: task kworker/1:417:4992 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1337.978058][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.986446][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.986583][ T32] Call trace: [ 1337.986634][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.986699][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1337.986737][ T32] r4:00000000 [ 1337.986794][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.986842][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1337.986895][ T32] dd20: c1233000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1337.986938][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1337.986966][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.986990][ T32] r5:800f0013 r4:80239bb0 [ 1337.987010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.987052][ T32] r4:82ac21e4 [ 1337.987072][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.987135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1337.987161][ T32] r4:e05addc0 [ 1337.987181][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.987223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1337.987245][ T32] r4:00000000 [ 1337.987286][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.987335][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.987358][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.987411][ T32] r5:00001000 r4:dfd07000 [ 1337.987442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.987486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.987530][ T32] r5:84be078c r4:84be0400 [ 1337.987576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.987669][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1337.987701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.987749][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.987771][ T32] r4:84bbbf00 [ 1337.987790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.987854][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1337.987880][ T32] r4:00000001 [ 1337.987900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.987936][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1337.987985][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.988018][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.988052][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.988101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.988200][ T32] r4:84ba87c0 [ 1338.000451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.000528][ T32] INFO: task kworker/1:418:4995 blocked for more than 464 seconds. [ 1338.000589][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.000620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.000664][ T32] task:kworker/1:418 state:D stack:0 pid:4995 tgid:4995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.000754][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.000815][ T32] Call trace: [ 1338.000848][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.000905][ T32] r10:8291a684 r9:eb5b5d84 r8:00000002 r7:60000013 r6:eb5b5d8c r5:8543bc00 [ 1338.000939][ T32] r4:8543bc00 [ 1338.000963][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.001008][ T32] r5:8543bc00 r4:8291a680 [ 1338.001050][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.001123][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.001169][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b5e08 ** 4 printk messages dropped ** [ 1338.001399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b2bc0 ** 6 printk messages dropped ** [ 1338.001657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.001772][ T32] r7:ddde2d80 r6:83018200 r5:8550af8c r4:853d4d80 ** 4 printk messages dropped ** [ 1338.002018][ T32] r10:00000000 r9:853d4d80 r8:80287e08 r7:eb5ade60 r6:853d4e00 r5:8543bc00 ** 6 printk messages dropped ** [ 1338.002287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.003086][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1338.003325][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1338.003581][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.003800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.004225][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 7 printk messages dropped ** [ 1338.004539][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1338.004826][ T32] r4:8543c800 ** 3 printk messages dropped ** [ 1338.005000][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.005391][ T32] r5:00001000 r4:eae9f000 ** 1 printk messages dropped ** [ 1338.005460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.005741][ T32] r4:853d4e80 ** 4 printk messages dropped ** [ 1338.005906][ T32] Exception stack(0xeb5b9fb0 to 0xeb5b9ff8) [ 1338.005934][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.005961][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.006006][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.006039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.006072][ T32] r4:854b2040 [ 1338.006297][ T32] INFO: task kworker/1:419:4996 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.006331][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.006389][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.006458][ T32] Call trace: [ 1338.006493][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.006544][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.006568][ T32] r4:00000000 [ 1338.006597][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.006645][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.006695][ T32] dd20: c177d000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.006728][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.006754][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.006801][ T32] r5:800f0013 r4:80239bb0 [ 1338.006825][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.006874][ T32] r4:82ac21e4 [ 1338.006897][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.006962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.007006][ T32] r4:e05addc0 [ 1338.007051][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.007117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.007144][ T32] r4:00000000 [ 1338.007164][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.007208][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.007230][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.007296][ T32] r5:00001000 r4:dfd07000 [ 1338.007319][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.007388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.007435][ T32] r5:84be078c r4:84be0400 [ 1338.007485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.007538][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.007617][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.007675][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.007712][ T32] r4:84bbbf00 [ 1338.007743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.007812][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.007855][ T32] r4:00000001 [ 1338.007879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.007936][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.007985][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.008036][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.008065][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.008173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.020162][ T32] r4:84ba87c0 [ 1338.020210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.020244][ T32] INFO: task kworker/1:420:4999 blocked for more than 464 seconds. [ 1338.020278][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.020303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.020339][ T32] task:kworker/1:420 state:D stack:0 pid:4999 tgid:4999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.020418][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.020480][ T32] Call trace: [ 1338.020546][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.020628][ T32] r10:8291a684 r9:eb5c1d84 r8:00000002 r7:60000113 r6:eb5c1d8c r5:8543d400 [ 1338.020680][ T32] r4:8543d400 [ 1338.020706][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.020750][ T32] r5:8543d400 r4:8291a680 [ 1338.020807][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.020850][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1338.020968][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.021333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.021393][ T32] r5:8550ab8c r4:8550a800 [ 1338.021419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1338.021637][ T32] r10:00000000 r9:853d4f80 r8:80287e08 r7:eb5b5e60 r6:854b5000 r5:8543d400 ** 9 printk messages dropped ** [ 1338.022412][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1338.023065][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1338.023592][ T32] r5:00001000 r4:dfd07000 ** 6 printk messages dropped ** [ 1338.023869][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.024235][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.024528][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.024856][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1338.025415][ T32] r5:00001000 r4:eb101000 ** 1 printk messages dropped ** [ 1338.025477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.025707][ T32] r10:61c88647 r9:8543ec00 r8:854b50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.026006][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.026609][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.026637][ T32] r4:00000000 [ 1338.026676][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.026719][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.026748][ T32] dd20: c177d000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.026777][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.026802][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.026825][ T32] r5:800f0013 r4:80239bb0 [ 1338.026845][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.026883][ T32] r4:82ac21e4 [ 1338.026903][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.026964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.026990][ T32] r4:e05addc0 [ 1338.027010][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.027051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.027082][ T32] r4:00000000 [ 1338.027105][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.027173][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.027198][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.027251][ T32] r5:00001000 r4:dfd07000 [ 1338.027273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.027312][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.027377][ T32] r5:84be078c r4:84be0400 [ 1338.027428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.027500][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.027525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.027599][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.027623][ T32] r4:84bbbf00 [ 1338.027665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.027727][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.027752][ T32] r4:00000001 [ 1338.027771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.027827][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.027857][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.027907][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.027962][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.028001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.028039][ T32] r4:84ba87c0 [ 1338.028062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.028112][ T32] INFO: task kworker/1:422:5003 blocked for more than 464 seconds. [ 1338.049782][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.049844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.049894][ T32] task:kworker/1:422 state:D stack:0 pid:5003 tgid:5003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.049993][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.050081][ T32] Call trace: [ 1338.050128][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.050199][ T32] r10:8291a684 r9:eb541d84 r8:00000002 r7:60000013 r6:eb541d8c r5:8546b000 [ 1338.050227][ T32] r4:8546b000 [ 1338.050248][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.050312][ T32] r5:8546b000 r4:8291a680 [ 1338.050337][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.050403][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.050451][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb541e08 [ 1338.050474][ T32] r4:00000000 [ 1338.050492][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.050546][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.050588][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.050629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b2dc0 ** 6 printk messages dropped ** [ 1338.050877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.050948][ T32] r5:8550b38c r4:8550b000 ** 1 printk messages dropped ** [ 1338.051041][ T32] r7:ddde2d80 r6:83018200 r5:8550b38c r4:854b5180 ** 4 printk messages dropped ** [ 1338.051285][ T32] r10:00000000 r9:854b5180 r8:80287e08 r7:eb5bde60 r6:8549c580 r5:8546b000 ** 7 printk messages dropped ** [ 1338.051612][ T32] r4:854b27c0 ** 3 printk messages dropped ** [ 1338.052227][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.052535][ T32] dd20: c1d71000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1338.052871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1338.053343][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.053619][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.053902][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.054202][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.054615][ T32] r5:00001000 r4:eafc9000 ** 1 printk messages dropped ** [ 1338.054717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.054970][ T32] r4:854b5200 [ 1338.055011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.055080][ T32] r10:00000000 r9:854b5200 r8:80287e08 r7:eb5bde60 r6:8549c600 r5:8546bc00 [ 1338.055114][ T32] r4:00000001 [ 1338.055157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.055208][ T32] Exception stack(0xeb4fdfb0 to 0xeb4fdff8) [ 1338.055238][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.055288][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.055347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.055398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.055424][ T32] r4:854b2e80 [ 1338.055696][ T32] INFO: task kworker/1:423:5004 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.055758][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.055932][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.056006][ T32] Call trace: [ 1338.056039][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.056091][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.056115][ T32] r4:00000000 [ 1338.056133][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.056171][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.056198][ T32] dd20: c1d71000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.056227][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.056253][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.056276][ T32] r5:800f0013 r4:80239bb0 [ 1338.056307][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.056350][ T32] r4:82ac21e4 [ 1338.056370][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.056429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.056463][ T32] r4:e05addc0 [ 1338.056487][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.056530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.056552][ T32] r4:00000000 [ 1338.056579][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.056628][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.056680][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.056726][ T32] r5:00001000 r4:dfd07000 [ 1338.056746][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.056784][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.056825][ T32] r5:84be078c r4:84be0400 [ 1338.056866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.056917][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.056939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.057007][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.057034][ T32] r4:84bbbf00 [ 1338.057055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.057124][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.057151][ T32] r4:00000001 [ 1338.057170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.057252][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.057290][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.057373][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.057428][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.057460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.057482][ T32] r4:84ba87c0 [ 1338.057502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.057548][ T32] INFO: task kworker/1:424:5007 blocked for more than 464 seconds. [ 1338.057579][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.057603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.057624][ T32] task:kworker/1:424 state:D stack:0 pid:5007 tgid:5007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.057697][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.057739][ T32] Call trace: [ 1338.057780][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.057827][ T32] r10:8291a684 r9:eb5cdd84 r8:00000002 r7:60000013 r6:eb5cdd8c r5:8546c800 [ 1338.057895][ T32] r4:8546c800 [ 1338.057919][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.057962][ T32] r5:8546c800 r4:8291a680 [ 1338.057981][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.058054][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1338.079319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3300 ** 6 printk messages dropped ** [ 1338.079709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.079911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.080408][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.081177][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.081506][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 4 printk messages dropped ** [ 1338.081678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1338.082276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1338.082796][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.082934][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.083331][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.083846][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1338.084145][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.084373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.084449][ T32] r5:8550bf8c r4:8550bc00 [ 1338.084474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.084521][ T32] r7:ddde2d80 r6:83018200 r5:8550bf8c r4:854b5300 [ 1338.084542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.084587][ T32] r10:61c88647 r9:8546e000 r8:854b532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.084610][ T32] r4:854b5300 [ 1338.084629][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.084674][ T32] r10:00000000 r9:854b5300 r8:80287e08 r7:eb5cde60 r6:8549c700 r5:8546e000 [ 1338.084696][ T32] r4:00000001 [ 1338.084742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.084783][ T32] Exception stack(0xeb5d5fb0 to 0xeb5d5ff8) [ 1338.084811][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.084866][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.084896][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.084927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.084978][ T32] r4:854b3080 [ 1338.085199][ T32] INFO: task kworker/1:425:5009 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.085232][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.085286][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.085351][ T32] Call trace: [ 1338.085403][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.085485][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.085514][ T32] r4:00000000 [ 1338.085534][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.085573][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.085655][ T32] dd20: c21fd000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.085688][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.085713][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.085736][ T32] r5:800f0013 r4:80239bb0 [ 1338.085804][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.085917][ T32] r4:82ac21e4 [ 1338.085999][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.086045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.086068][ T32] r4:e05addc0 [ 1338.086087][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.086128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.086176][ T32] r4:00000000 [ 1338.086205][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.086264][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.086315][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.086361][ T32] r5:00001000 r4:dfd07000 [ 1338.086382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.086429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.086471][ T32] r5:84be078c r4:84be0400 [ 1338.086509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.086559][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.086581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.086659][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.086695][ T32] r4:84bbbf00 [ 1338.086715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.086776][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.086887][ T32] r4:00000001 [ 1338.086909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.086946][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.086971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.086998][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.087023][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.087051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.087073][ T32] r4:84ba87c0 [ 1338.087093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.087118][ T32] INFO: task kworker/1:426:5011 blocked for more than 464 seconds. [ 1338.087145][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.087195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.087220][ T32] task:kworker/1:426 state:D stack:0 pid:5011 tgid:5011 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.087297][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.087339][ T32] Call trace: [ 1338.087403][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.087469][ T32] r10:8291a684 r9:eb5ddd84 r8:00000002 r7:60000013 r6:eb5ddd8c r5:85468000 [ 1338.087522][ T32] r4:85468000 [ 1338.087561][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.087608][ T32] r5:85468000 r4:8291a680 [ 1338.087629][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.087731][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.087777][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5dde08 [ 1338.087800][ T32] r4:00000000 [ 1338.087839][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.087883][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.087919][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.087962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b35c0 [ 1338.087984][ T32] r4:00000000 [ 1338.088004][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.088049][ T32] r9:83018205 r8:85468000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1338.088071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.088158][ T32] r5:00001000 r4:eb207000 [ 1338.088267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.116020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.116109][ T32] r5:8551478c r4:85514400 [ 1338.116148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.116276][ T32] r10:61c88647 r9:85468000 r8:854b53ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1338.116557][ T32] Exception stack(0xeb5ddfb0 to 0xeb5ddff8) ** 6 printk messages dropped ** [ 1338.117216][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.117725][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1338.118030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 7 printk messages dropped ** [ 1338.131128][ T32] r5:84be078c r4:84be0400 ** 6 printk messages dropped ** [ 1338.131487][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1338.131799][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1338.132002][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.132485][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1338.132759][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.132995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.133316][ T32] r10:61c88647 r9:8546d400 r8:854b542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.133644][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.134263][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.134330][ T32] Call trace: [ 1338.134413][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.134469][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.134493][ T32] r4:00000000 [ 1338.134536][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.134607][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.134640][ T32] dd20: c2b30000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.134670][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.134694][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.134718][ T32] r5:800f0013 r4:80239bb0 [ 1338.134739][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.134779][ T32] r4:82ac21e4 [ 1338.134800][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.134849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.134871][ T32] r4:e05addc0 [ 1338.134891][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.134956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.134988][ T32] r4:00000000 [ 1338.135010][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.135068][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.135094][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.135163][ T32] r5:00001000 r4:dfd07000 [ 1338.135187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.135228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.135268][ T32] r5:84be078c r4:84be0400 [ 1338.135289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.135334][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.135356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.135408][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.135434][ T32] r4:84bbbf00 [ 1338.135454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.135501][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.135556][ T32] r4:00000001 [ 1338.135580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.135643][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.135673][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.135703][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.135730][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.135761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.135783][ T32] r4:84ba87c0 [ 1338.135804][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.135828][ T32] INFO: task kworker/1:428:5016 blocked for more than 464 seconds. [ 1338.135856][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.135880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.135902][ T32] task:kworker/1:428 state:D stack:0 pid:5016 tgid:5016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.135946][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.135987][ T32] Call trace: [ 1338.136033][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.136082][ T32] r10:8291a684 r9:eb5d9d84 r8:00000002 r7:60000013 r6:eb5d9d8c r5:8543b000 [ 1338.136161][ T32] r4:8543b000 [ 1338.136211][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.136258][ T32] r5:8543b000 r4:8291a680 [ 1338.136279][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.136346][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.136424][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d9e08 [ 1338.136452][ T32] r4:00000000 [ 1338.136473][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.136507][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.136541][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.136582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3700 [ 1338.136636][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.136799][ T32] r5:00001000 r4:eb273000 ** 1 printk messages dropped ** [ 1338.136911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.137042][ T32] r7:ddde2d80 r6:83018200 r5:85514b8c r4:854b5480 ** 4 printk messages dropped ** [ 1338.137223][ T32] r10:00000000 r9:854b5480 r8:80287e08 r7:eb5dde60 r6:854b5500 r5:8543b000 ** 9 printk messages dropped ** [ 1338.137819][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1338.149708][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1338.150079][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1338.150447][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 10 printk messages dropped ** [ 1338.150803][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1338.151059][ T32] r10:8291a684 r9:eb5c9d84 r8:00000002 r7:60000113 r6:eb5c9d8c r5:84b2e000 ** 3 printk messages dropped ** [ 1338.151194][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.151289][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.151337][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c9e08 [ 1338.151360][ T32] r4:00000000 [ 1338.151381][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.151451][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.151520][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.151589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3f00 [ 1338.151612][ T32] r4:00000000 [ 1338.151632][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.151677][ T32] r9:83018205 r8:84b2e000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1338.151700][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.151740][ T32] r5:00001000 r4:eb603000 [ 1338.151760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.151798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.151867][ T32] r5:85515b8c r4:85515800 [ 1338.151892][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.151994][ T32] r7:ddde2d80 r6:83018200 r5:85515b8c r4:854b5580 [ 1338.152019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.152098][ T32] r10:61c88647 r9:84b2e000 r8:854b55ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.152123][ T32] r4:854b5580 [ 1338.152170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.152220][ T32] r10:00000000 r9:854b5580 r8:80287e08 r7:eb5d9e60 r6:854b5600 r5:84b2e000 [ 1338.152275][ T32] r4:00000001 [ 1338.152298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.152334][ T32] Exception stack(0xeb5c9fb0 to 0xeb5c9ff8) [ 1338.152360][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.152390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.152423][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.152506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.152561][ T32] r4:854b3680 [ 1338.152911][ T32] INFO: task kworker/1:429:5018 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.152945][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.153036][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.153109][ T32] Call trace: [ 1338.153202][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.153255][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.153278][ T32] r4:00000000 [ 1338.153299][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.153337][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.153365][ T32] dd20: c2b30000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.153412][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.153496][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.153523][ T32] r5:800f0013 r4:80239bb0 [ 1338.153545][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.153585][ T32] r4:82ac21e4 [ 1338.153605][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.153646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.153695][ T32] r4:e05addc0 [ 1338.153719][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.153762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.153784][ T32] r4:00000000 [ 1338.153803][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.153848][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.153896][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.153942][ T32] r5:00001000 r4:dfd07000 [ 1338.153964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.154003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.154044][ T32] r5:84be078c r4:84be0400 [ 1338.154110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.154162][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.154185][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.154232][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.154257][ T32] r4:84bbbf00 [ 1338.154275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.154348][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.154375][ T32] r4:00000001 [ 1338.154401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.154440][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.154466][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.154495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.154521][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.154550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.154600][ T32] r4:84ba87c0 [ 1338.154625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.154651][ T32] INFO: task kworker/0:516:5020 blocked for more than 464 seconds. [ 1338.154716][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.154743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.154765][ T32] task:kworker/0:516 state:D stack:0 pid:5020 tgid:5020 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.154812][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.154881][ T32] Call trace: [ 1338.154972][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.155053][ T32] r10:8291a684 r9:eb5c5d84 r8:00000002 r7:60000113 r6:eb5c5d8c r5:85466000 [ 1338.155148][ T32] r4:85466000 [ 1338.155173][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.155217][ T32] r5:85466000 r4:8291a680 [ 1338.155238][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.155276][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.155317][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c5e08 [ 1338.155339][ T32] r4:00000000 [ 1338.155357][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.155396][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.155432][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.155473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a0a00 [ 1338.155495][ T32] r4:00000000 [ 1338.155561][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.155649][ T32] r9:83018005 r8:85466000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1338.155703][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1338.155795][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.155960][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1338.156381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1338.156955][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.157513][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1338.157868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 8 printk messages dropped ** [ 1338.188870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1338.189401][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.189902][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.190341][ T32] r5:8546ec00 r4:8291a680 ** 3 printk messages dropped ** [ 1338.190513][ T32] r4:00000000 [ 1338.190533][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.190568][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.190607][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.190648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3a80 [ 1338.190671][ T32] r4:00000000 [ 1338.190690][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.190735][ T32] r9:83018205 r8:8546ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1338.190811][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.190860][ T32] r5:00001000 r4:eb2fb000 [ 1338.190880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.190920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.190963][ T32] r5:85514f8c r4:85514c00 [ 1338.191013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.191063][ T32] r7:ddde2d80 r6:83018200 r5:85514f8c r4:854b5680 [ 1338.191085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.191131][ T32] r10:61c88647 r9:8546ec00 r8:854b56ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.191154][ T32] r4:854b5680 [ 1338.191173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.191217][ T32] r10:00000000 r9:854b5680 r8:80287e08 r7:eb5c9e60 r6:8549c980 r5:8546ec00 [ 1338.191268][ T32] r4:00000001 [ 1338.191298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.191334][ T32] Exception stack(0xeb5e5fb0 to 0xeb5e5ff8) [ 1338.191362][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.191391][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.191442][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.191476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.191498][ T32] r4:854b3880 [ 1338.191891][ T32] INFO: task kworker/1:430:5022 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.191929][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.192042][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.192103][ T32] Call trace: [ 1338.192153][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.192208][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.192232][ T32] r4:00000000 [ 1338.192267][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.192309][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.192363][ T32] dd20: c324e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.192415][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.192473][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.192512][ T32] r5:800f0013 r4:80239bb0 [ 1338.192549][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.192608][ T32] r4:82ac21e4 [ 1338.192639][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.192701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.192768][ T32] r4:e05addc0 [ 1338.192793][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.192836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.192858][ T32] r4:00000000 [ 1338.192880][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.192930][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.192953][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.193025][ T32] r5:00001000 r4:dfd07000 [ 1338.193049][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.193103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.193155][ T32] r5:84be078c r4:84be0400 [ 1338.193178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.193226][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.193279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.193330][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.193352][ T32] r4:84bbbf00 [ 1338.193409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.193461][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.193505][ T32] r4:00000001 [ 1338.193528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.193566][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.193675][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.193709][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.193736][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1338.193788][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1338.194033][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.194289][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1338.194554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ad380 ** 7 printk messages dropped ** [ 1338.194915][ T32] r5:854dd38c r4:854dd000 [ 1338.194938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1338.195292][ T32] r10:00000000 r9:8549ca00 r8:80287e08 r7:eb5c5e60 r6:8549ca80 r5:84b48000 ** 7 printk messages dropped ** [ 1338.195660][ T32] r4:854a0e80 ** 3 printk messages dropped ** [ 1338.196066][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.196252][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 6 printk messages dropped ** [ 1338.196495][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1338.197275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.197600][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.197768][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.221266][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.221836][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f1e08 ** 8 printk messages dropped ** [ 1338.222140][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1338.222405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1338.222781][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.223033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1338.223505][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.223588][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.223637][ T32] Call trace: [ 1338.223668][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.223721][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.223774][ T32] r4:00000000 [ 1338.223800][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.223843][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.223871][ T32] dd20: c3521000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.223928][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.223984][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.224013][ T32] r5:800f0013 r4:80239bb0 [ 1338.224035][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.224102][ T32] r4:82ac21e4 [ 1338.224138][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.224212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.224265][ T32] r4:e05addc0 [ 1338.224289][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.224331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.224355][ T32] r4:00000000 [ 1338.224375][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.224428][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.224450][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.224520][ T32] r5:00001000 r4:dfd07000 [ 1338.224572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.224617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.224661][ T32] r5:84be078c r4:84be0400 [ 1338.224681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.224727][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.224794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.224875][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.224902][ T32] r4:84bbbf00 [ 1338.224948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.224997][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.225020][ T32] r4:00000001 [ 1338.225040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.225076][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.225102][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.225186][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.225218][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.225273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.225299][ T32] r4:84ba87c0 [ 1338.225320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.225348][ T32] INFO: task kworker/1:431:5026 blocked for more than 464 seconds. [ 1338.225403][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.225439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.225463][ T32] task:kworker/1:431 state:D stack:0 pid:5026 tgid:5026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.225507][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.225604][ T32] Call trace: [ 1338.225639][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.225699][ T32] r10:8291a684 r9:eb5f5d84 r8:00000002 r7:60000113 r6:eb5f5d8c r5:84b49800 [ 1338.225725][ T32] r4:84b49800 [ 1338.225759][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.225911][ T32] r5:84b49800 r4:8291a680 [ 1338.225977][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.226020][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.226062][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f5e08 [ 1338.226084][ T32] r4:00000000 [ 1338.226103][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.226138][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.226194][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.226238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3640 [ 1338.226289][ T32] r4:00000000 [ 1338.226349][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.226477][ T32] r9:83018205 r8:84b49800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1338.226504][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.226581][ T32] r5:00001000 r4:eb617000 [ 1338.226605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.226690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.226736][ T32] r5:8551638c r4:85516000 [ 1338.226758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.226892][ T32] r7:ddde2d80 r6:83018200 r5:8551638c r4:854b5700 [ 1338.226919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.227011][ T32] r10:61c88647 r9:84b49800 r8:854b572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.227038][ T32] r4:854b5700 [ 1338.227091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.227180][ T32] r10:00000000 r9:854b5700 r8:80287e08 r7:eb5c9e60 r6:8549cc00 r5:84b49800 [ 1338.227206][ T32] r4:00000001 [ 1338.227226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.227261][ T32] Exception stack(0xeb5f5fb0 to 0xeb5f5ff8) [ 1338.227286][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.227316][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.227381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.227419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.227488][ T32] r4:854b3980 [ 1338.227754][ T32] INFO: task kworker/1:431:5026 is blocked on a mutex likely owned by task kworker/1:202:3656. ** 2 printk messages dropped ** [ 1338.227958][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.243691][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1338.244015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.244042][ T32] r4:e05addc0 [ 1338.244076][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.244122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.244147][ T32] r4:00000000 [ 1338.244166][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.244213][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.244248][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.244297][ T32] r5:00001000 r4:dfd07000 [ 1338.244318][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.244425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.244474][ T32] r5:84be078c r4:84be0400 [ 1338.244551][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.244603][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.244625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.244673][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.244725][ T32] r4:84bbbf00 [ 1338.244761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.244816][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.244840][ T32] r4:00000001 [ 1338.244860][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1338.244984][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.245252][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.245542][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1338.246056][ T32] r9:83018005 r8:84b4a400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 ** 4 printk messages dropped ** [ 1338.246291][ T32] r5:8551578c r4:85515400 [ 1338.246324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1338.246591][ T32] r10:00000000 r9:8549cc80 r8:80287e08 r7:eb5ede60 r6:8549cd00 r5:84b4a400 ** 9 printk messages dropped ** [ 1338.247228][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.247929][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.261006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1338.261457][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1338.261731][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.261958][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.262197][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.262350][ T32] r4:84b4b000 [ 1338.262370][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.262433][ T32] r5:84b4b000 r4:8291a680 [ 1338.262475][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.262518][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.262562][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f9e08 [ 1338.262584][ T32] r4:00000000 [ 1338.262603][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.262637][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.262670][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.262712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b39c0 [ 1338.262735][ T32] r4:00000000 [ 1338.262753][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.262809][ T32] r9:83018205 r8:84b4b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1338.262836][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.262879][ T32] r5:00001000 r4:eb60b000 [ 1338.262899][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.262938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.262981][ T32] r5:85515f8c r4:85515c00 [ 1338.263019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.263067][ T32] r7:ddde2d80 r6:83018200 r5:85515f8c r4:854b5780 [ 1338.263101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.263152][ T32] r10:61c88647 r9:84b4b000 r8:854b57ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.263177][ T32] r4:854b5780 [ 1338.263209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.263257][ T32] r10:00000000 r9:854b5780 r8:80287e08 r7:eb5f5e60 r6:8549cd80 r5:84b4b000 [ 1338.263279][ T32] r4:00000001 [ 1338.263323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.263381][ T32] Exception stack(0xeb5f9fb0 to 0xeb5f9ff8) [ 1338.263417][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.263446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.263473][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.263502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.263526][ T32] r4:854b3cc0 [ 1338.263903][ T32] INFO: task kworker/1:432:5031 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.263940][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.263998][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.264085][ T32] Call trace: [ 1338.264180][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.264239][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.264262][ T32] r4:00000000 [ 1338.264283][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.264334][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.264404][ T32] dd20: c3ac9000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.264476][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.264519][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.264548][ T32] r5:800f0013 r4:80239bb0 [ 1338.264571][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.264612][ T32] r4:82ac21e4 [ 1338.264633][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.264677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.264700][ T32] r4:e05addc0 [ 1338.264762][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.264841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.264874][ T32] r4:00000000 [ 1338.264895][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.264941][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.264993][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.265041][ T32] r5:00001000 r4:dfd07000 [ 1338.265091][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.265134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1338.265213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1338.265798][ T32] INFO: task kworker/0:520:5033 blocked for more than 464 seconds. ** 12 printk messages dropped ** [ 1338.266575][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 ** 12 printk messages dropped ** [ 1338.267176][ T32] r5:854dcf8c r4:854dcc00 [ 1338.267203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.267249][ T32] r7:dddced80 r6:83018000 r5:854dcf8c r4:8549ce00 [ 1338.267270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.267315][ T32] r10:61c88647 r9:84b4c800 r8:8549ce2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.267338][ T32] r4:8549ce00 [ 1338.267357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.267407][ T32] r10:00000000 r9:8549ce00 r8:80287e08 r7:eb5ede60 r6:8549ce80 r5:84b4c800 [ 1338.267457][ T32] r4:00000001 [ 1338.267503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.267560][ T32] Exception stack(0xeb621fb0 to 0xeb621ff8) [ 1338.267620][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.267652][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.267684][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.267742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.267768][ T32] r4:854a82c0 [ 1338.267970][ T32] INFO: task kworker/0:520:5033 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.268002][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.268087][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.291236][ T32] Call trace: [ 1338.291354][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.291470][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.291557][ T32] r4:00000000 [ 1338.291694][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.291893][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.291929][ T32] dd20: c3e79000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.292102][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.292134][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.292160][ T32] r5:800f0013 r4:80239bb0 [ 1338.292305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.292419][ T32] r4:82ac21e4 [ 1338.292474][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.292521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.292619][ T32] r4:e05addc0 [ 1338.292645][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.292716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.292742][ T32] r4:00000000 [ 1338.292837][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.292890][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.292912][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.292983][ T32] r5:00001000 r4:dfd07000 [ 1338.293036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.293082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.293138][ T32] r5:84be078c r4:84be0400 [ 1338.293162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.293320][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.293373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.293432][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.293485][ T32] r4:84bbbf00 [ 1338.293564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.293614][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.293638][ T32] r4:00000001 [ 1338.293685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.293755][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.293792][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.293896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.294017][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.294084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.294111][ T32] r4:84ba87c0 [ 1338.294141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.294172][ T32] INFO: task kworker/1:433:5035 blocked for more than 464 seconds. [ 1338.294206][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1338.294400][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.294940][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1338.295640][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.296176][ T32] r5:855e978c r4:855e9400 [ 1338.296196][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1338.296627][ T32] r10:00000000 r9:854b5800 r8:80287e08 r7:eb5f5e60 r6:8549cf00 r5:84b4d400 ** 7 printk messages dropped ** [ 1338.297060][ T32] r4:854b3f80 ** 3 printk messages dropped ** [ 1338.297612][ T32] Call trace: ** 6 printk messages dropped ** [ 1338.298002][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 6 printk messages dropped ** [ 1338.319140][ T32] r4:e05addc0 ** 6 printk messages dropped ** [ 1338.319705][ T32] r5:00001000 r4:dfd07000 ** 6 printk messages dropped ** [ 1338.320012][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1338.320295][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.320834][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.321423][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1338.321947][ T32] r9:83018205 r8:84b4e000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 4 printk messages dropped ** [ 1338.322170][ T32] r5:8551678c r4:85516400 [ 1338.322191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.322236][ T32] r7:ddde2d80 r6:83018200 r5:8551678c r4:854b5880 [ 1338.322269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.322319][ T32] r10:61c88647 r9:84b4e000 r8:854b58ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.322360][ T32] r4:854b5880 [ 1338.322404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.322455][ T32] r10:00000000 r9:854b5880 r8:80287e08 r7:eb625e60 r6:8549cf80 r5:84b4e000 [ 1338.322508][ T32] r4:00000001 [ 1338.322530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.322568][ T32] Exception stack(0xeb631fb0 to 0xeb631ff8) [ 1338.322595][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.322623][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.322677][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.322737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.322771][ T32] r4:854b2cc0 [ 1338.323166][ T32] INFO: task kworker/1:434:5036 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.323242][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.323335][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.323407][ T32] Call trace: [ 1338.323441][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.323520][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.323582][ T32] r4:00000000 [ 1338.323643][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.323728][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.323761][ T32] dd20: c42e0000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.323791][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.323817][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.323869][ T32] r5:800f0013 r4:80239bb0 [ 1338.323894][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.323980][ T32] r4:82ac21e4 [ 1338.324085][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.324131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.324155][ T32] r4:e05addc0 [ 1338.324177][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.324219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.324242][ T32] r4:00000000 [ 1338.324261][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.324305][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.324327][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.324369][ T32] r5:00001000 r4:dfd07000 [ 1338.324410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.324453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.324522][ T32] r5:84be078c r4:84be0400 [ 1338.324556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.324607][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.324658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.324710][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.324734][ T32] r4:84bbbf00 [ 1338.324780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.324845][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.324871][ T32] r4:00000001 [ 1338.324891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.324957][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.324987][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.325015][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.325042][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.325070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.325119][ T32] r4:84ba87c0 [ 1338.325172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1338.325289][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1338.325740][ T32] r5:84b4ec00 r4:8291a680 ** 3 printk messages dropped ** [ 1338.325864][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.326083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ad500 ** 7 printk messages dropped ** [ 1338.326439][ T32] r5:854dd78c r4:854dd400 [ 1338.326461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.326608][ T32] r10:61c88647 r9:84b4ec00 r8:854ab02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.326885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.327318][ T32] Call trace: ** 6 printk messages dropped ** [ 1338.327659][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 6 printk messages dropped ** [ 1338.327935][ T32] r4:e05addc0 ** 7 printk messages dropped ** [ 1338.345200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1338.345876][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1338.346101][ T32] r4:84ba87c0 ** 4 printk messages dropped ** [ 1338.346293][ T32] task:kworker/0:522 state:D stack:0 pid:5043 tgid:5043 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.347202][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb395e08 ** 8 printk messages dropped ** [ 1338.347812][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.363159][ T32] r5:854de78c r4:854de400 [ 1338.363241][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.363400][ T32] r7:dddced80 r6:83018000 r5:854de78c r4:854ab100 [ 1338.363519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.363593][ T32] r10:61c88647 r9:84b4bc00 r8:854ab12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.363618][ T32] r4:854ab100 [ 1338.363715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.363789][ T32] r10:00000000 r9:854ab100 r8:80287e08 r7:eb601e60 r6:854ab180 r5:84b4bc00 [ 1338.363815][ T32] r4:00000001 [ 1338.363836][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.363875][ T32] Exception stack(0xeb395fb0 to 0xeb395ff8) [ 1338.364003][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.364037][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.364064][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.364092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.364313][ T32] r4:854ad300 [ 1338.364787][ T32] INFO: task kworker/0:522:5043 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.364891][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.364992][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.365046][ T32] Call trace: [ 1338.365106][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.365305][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.365346][ T32] r4:00000000 [ 1338.365371][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.365421][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.365449][ T32] dd20: c444f000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.365478][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.365504][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.365528][ T32] r5:800f0013 r4:80239bb0 [ 1338.365548][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.365616][ T32] r4:82ac21e4 [ 1338.365641][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.365706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.365762][ T32] r4:e05addc0 [ 1338.365785][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.365857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.365884][ T32] r4:00000000 [ 1338.365989][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.366039][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.366090][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.366138][ T32] r5:00001000 r4:dfd07000 [ 1338.366171][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.366214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.366284][ T32] r5:84be078c r4:84be0400 [ 1338.366337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.366404][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.366430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.366480][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.366502][ T32] r4:84bbbf00 [ 1338.366614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.366725][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.366755][ T32] r4:00000001 [ 1338.366775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.366816][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.366920][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.366953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.366981][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.367009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.367033][ T32] r4:84ba87c0 [ 1338.367055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.367085][ T32] INFO: task kworker/0:523:5044 blocked for more than 464 seconds. [ 1338.367165][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.367198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.367220][ T32] task:kworker/0:523 state:D stack:0 pid:5044 tgid:5044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.367332][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.367513][ T32] Call trace: [ 1338.367679][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.367761][ T32] r10:8291a684 r9:eb615d84 r8:00000002 r7:60000113 r6:eb615d8c r5:85538000 [ 1338.367796][ T32] r4:85538000 [ 1338.367818][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.367861][ T32] r5:85538000 r4:8291a680 [ 1338.367880][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.367918][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.367959][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb615e08 [ 1338.367982][ T32] r4:00000000 [ 1338.368001][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.368223][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.382040][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.382156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ad700 [ 1338.382276][ T32] r4:00000000 [ 1338.382302][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.382353][ T32] r9:83018005 r8:85538000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1338.382413][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.382464][ T32] r5:00001000 r4:e052b000 [ 1338.382499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.382571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.382618][ T32] r5:854ddb8c r4:854dd800 [ 1338.382639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.382687][ T32] r7:dddced80 r6:83018000 r5:854ddb8c r4:854ab200 [ 1338.382708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.382754][ T32] r10:61c88647 r9:85538000 r8:854ab22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.382804][ T32] r4:854ab200 [ 1338.382835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.382882][ T32] r10:00000000 r9:854ab200 r8:80287e08 r7:eb395e60 r6:854ab280 r5:85538000 [ 1338.382905][ T32] r4:00000001 [ 1338.382925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.382964][ T32] Exception stack(0xeb615fb0 to 0xeb615ff8) [ 1338.382994][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.383023][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.383049][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.383091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.383116][ T32] r4:854ad300 [ 1338.383558][ T32] INFO: task kworker/0:523:5044 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.383622][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.383927][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.384116][ T32] Call trace: [ 1338.384229][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.384288][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.384341][ T32] r4:00000000 [ 1338.384446][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.384537][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.384570][ T32] dd20: c47c7000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 5 printk messages dropped ** [ 1338.385292][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1338.385779][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1338.386256][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1338.386604][ T32] r4:84ba87c0 ** 4 printk messages dropped ** [ 1338.386796][ T32] task:kworker/0:524 state:D stack:0 pid:5046 tgid:5046 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.387325][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d1e08 ** 8 printk messages dropped ** [ 1338.387661][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.387803][ T32] r5:854ddf8c r4:854ddc00 ** 3 printk messages dropped ** [ 1338.387977][ T32] r10:61c88647 r9:85538c00 r8:854ab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1338.412021][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.412055][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.412125][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.412160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.412185][ T32] r4:854ad580 [ 1338.412736][ T32] INFO: task kworker/0:524:5046 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.412777][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.413140][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.413195][ T32] Call trace: [ 1338.413253][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.413311][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.413336][ T32] r4:00000000 [ 1338.413405][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.413450][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.413521][ T32] dd20: c4a72000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.413628][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.413657][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.413713][ T32] r5:800f0013 r4:80239bb0 [ 1338.413752][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.413799][ T32] r4:82ac21e4 [ 1338.413820][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.414012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.414113][ T32] r4:e05addc0 [ 1338.414217][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.414271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.414296][ T32] r4:00000000 [ 1338.414316][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.414397][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.414455][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.414578][ T32] r5:00001000 r4:dfd07000 [ 1338.414696][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.414759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.414806][ T32] r5:84be078c r4:84be0400 [ 1338.414828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.414875][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.414897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.414989][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.415106][ T32] r4:84bbbf00 [ 1338.415222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.415274][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.415341][ T32] r4:00000001 [ 1338.415364][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.415410][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.415437][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.415556][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.415670][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.415702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.415783][ T32] r4:84ba87c0 [ 1338.415808][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.415837][ T32] INFO: task kworker/1:435:5047 blocked for more than 464 seconds. [ 1338.415872][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.415989][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.416015][ T32] task:kworker/1:435 state:D stack:0 pid:5047 tgid:5047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.416141][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.416186][ T32] Call trace: [ 1338.416312][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.416364][ T32] r10:8291a684 r9:eb4edd84 r8:00000002 r7:60000113 r6:eb4edd8c r5:85539800 ** 3 printk messages dropped ** [ 1338.416637][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1338.417416][ T32] r9:83018205 r8:85539800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 4 printk messages dropped ** [ 1338.417758][ T32] r5:85516f8c r4:85516c00 [ 1338.417874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.418005][ T32] r10:61c88647 r9:85539800 r8:854b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1338.439024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.440121][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1338.440462][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1338.440559][ T32] r4:e05addc0 ** 5 printk messages dropped ** [ 1338.440926][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.441387][ T32] r4:84bbbf00 ** 4 printk messages dropped ** [ 1338.441796][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 5 printk messages dropped ** [ 1338.442016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1338.442953][ T32] r5:8553a400 r4:8291a680 ** 3 printk messages dropped ** [ 1338.443401][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.443651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854adac0 ** 7 printk messages dropped ** [ 1338.444064][ T32] r5:854de38c r4:854de000 ** 1 printk messages dropped ** [ 1338.444151][ T32] r7:dddced80 r6:83018000 r5:854de38c r4:854ab480 ** 5 printk messages dropped ** [ 1338.444503][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1338.445028][ T32] r4:854ad8c0 ** 2 printk messages dropped ** [ 1338.445525][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.446085][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1338.446674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1338.447537][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1338.461300][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1338.461953][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.462378][ T32] r4:85532400 [ 1338.462409][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.462454][ T32] r5:85532400 r4:8291a680 [ 1338.462561][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.462714][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.462777][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb50de08 [ 1338.462809][ T32] r4:00000000 [ 1338.462836][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.462883][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.462981][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.463064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854adec0 [ 1338.463120][ T32] r4:00000000 [ 1338.463171][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.463237][ T32] r9:83018005 r8:85532400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1338.463269][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.463329][ T32] r5:00001000 r4:ead45000 [ 1338.463380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.463451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.463512][ T32] r5:854deb8c r4:854de800 [ 1338.463687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.463752][ T32] r7:dddced80 r6:83018000 r5:854deb8c r4:854ab580 [ 1338.463811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.463874][ T32] r10:61c88647 r9:85532400 r8:854ab5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.463902][ T32] r4:854ab580 [ 1338.463951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.464085][ T32] r10:00000000 r9:854ab580 r8:80287e08 r7:eb395e60 r6:854b5980 r5:85532400 [ 1338.464118][ T32] r4:00000001 [ 1338.464143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.464310][ T32] Exception stack(0xeb50dfb0 to 0xeb50dff8) [ 1338.464347][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.464384][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.464426][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.464506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.464537][ T32] r4:854adb40 [ 1338.465013][ T32] INFO: task kworker/0:526:5052 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.465064][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.465132][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.465181][ T32] Call trace: [ 1338.465354][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.465420][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.465445][ T32] r4:00000000 [ 1338.465466][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.465507][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.465535][ T32] dd20: c4e51000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.465564][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.465589][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.465614][ T32] r5:800f0013 r4:80239bb0 [ 1338.465736][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.465857][ T32] r4:82ac21e4 [ 1338.465882][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.465974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.466099][ T32] r4:e05addc0 [ 1338.466124][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.466168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.466218][ T32] r4:00000000 [ 1338.466242][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.466337][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.466364][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.466417][ T32] r5:00001000 r4:dfd07000 [ 1338.466437][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.466478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.466521][ T32] r5:84be078c r4:84be0400 [ 1338.466541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.466591][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.466612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.466671][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.466694][ T32] r4:84bbbf00 [ 1338.466772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.466825][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.466848][ T32] r4:00000001 [ 1338.466867][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.466902][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.466991][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.467027][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.467055][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.467111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.467138][ T32] r4:84ba87c0 [ 1338.467161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.467190][ T32] INFO: task kworker/1:436:5054 blocked for more than 464 seconds. [ 1338.467222][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.467325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.467351][ T32] task:kworker/1:436 state:D stack:0 pid:5054 tgid:5054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.467413][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.467458][ T32] Call trace: [ 1338.467568][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.467693][ T32] r10:8291a684 r9:eb4e1d84 r8:00000002 r7:60000113 r6:eb4e1d8c r5:85533000 [ 1338.467722][ T32] r4:85533000 [ 1338.467744][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.467815][ T32] r5:85533000 r4:8291a680 [ 1338.467839][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.467880][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.467924][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e1e08 [ 1338.467948][ T32] r4:00000000 [ 1338.467983][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1338.491766][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.492116][ T32] r5:8551738c r4:85517000 [ 1338.492136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.492479][ T32] r4:854b5a00 ** 5 printk messages dropped ** [ 1338.492911][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.493513][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.494292][ T32] r5:800f0013 r4:80239bb0 [ 1338.494315][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.494357][ T32] r4:82ac21e4 [ 1338.494377][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.494434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.494461][ T32] r4:e05addc0 [ 1338.494481][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.494524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.494573][ T32] r4:00000000 [ 1338.494598][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.494701][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.494762][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.494811][ T32] r5:00001000 r4:dfd07000 [ 1338.494832][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.494872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.494941][ T32] r5:84be078c r4:84be0400 [ 1338.494965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.495017][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.495042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.495090][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.495126][ T32] r4:84bbbf00 [ 1338.495149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.495198][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.495223][ T32] r4:00000001 [ 1338.495302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.495421][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.495453][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.495501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.495563][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.495598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1338.495786][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1338.496497][ T32] r4:85534800 ** 4 printk messages dropped ** [ 1338.496748][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb53de08 ** 8 printk messages dropped ** [ 1338.497168][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.497365][ T32] r5:854df38c r4:854df000 [ 1338.497387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.497528][ T32] r4:854ab600 ** 6 printk messages dropped ** [ 1338.497768][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.515363][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.515389][ T32] r4:00000000 [ 1338.515419][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.515460][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.515503][ T32] dd20: c5428000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.515536][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.515590][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.515617][ T32] r5:800f0013 r4:80239bb0 [ 1338.515671][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.515720][ T32] r4:82ac21e4 [ 1338.515742][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.515813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.515898][ T32] r4:e05addc0 [ 1338.515934][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.515981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.516004][ T32] r4:00000000 [ 1338.516050][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.516103][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.516126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.516170][ T32] r5:00001000 r4:dfd07000 [ 1338.516190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.516231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.516274][ T32] r5:84be078c r4:84be0400 [ 1338.516295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.516343][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.516364][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.516467][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.516523][ T32] r4:84bbbf00 [ 1338.516575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.516626][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.516661][ T32] r4:00000001 [ 1338.516684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.516722][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.516766][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.516798][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.516826][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.516853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.516984][ T32] r4:84ba87c0 [ 1338.517011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.517067][ T32] INFO: task kworker/0:528:5057 blocked for more than 465 seconds. [ 1338.517118][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.517176][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.517201][ T32] task:kworker/0:528 state:D stack:0 pid:5057 tgid:5057 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.517266][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.517313][ T32] Call trace: [ 1338.517406][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.517457][ T32] r10:8291a684 r9:eb549d84 r8:00000002 r7:60000113 r6:eb549d8c r5:85535400 ** 4 printk messages dropped ** [ 1338.517644][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.528721][ T32] r5:00001000 r4:ead71000 ** 2 printk messages dropped ** [ 1338.528870][ T32] r5:854def8c r4:854dec00 [ 1338.528918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.529076][ T32] r10:61c88647 r9:85535400 r8:854ab6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1338.529362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1338.530195][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.530451][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1338.530694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 2 printk messages dropped ** [ 1338.530812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.530835][ T32] r4:00000000 [ 1338.530856][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.530901][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.530923][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.530964][ T32] r5:00001000 r4:dfd07000 [ 1338.531010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.531054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.531097][ T32] r5:84be078c r4:84be0400 [ 1338.531117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.531165][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.531187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.531233][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.531256][ T32] r4:84bbbf00 [ 1338.531299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.531350][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.531428][ T32] r4:00000001 [ 1338.531452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.531516][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.531570][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.531601][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.531628][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.531685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.531712][ T32] r4:84ba87c0 [ 1338.531734][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.531764][ T32] INFO: task kworker/0:529:5060 blocked for more than 465 seconds. [ 1338.531798][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.531823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.531844][ T32] task:kworker/0:529 state:D stack:0 pid:5060 tgid:5060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.531889][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.531934][ T32] Call trace: [ 1338.531980][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.532033][ T32] r10:8291a684 r9:eb55dd84 r8:00000002 r7:60000113 r6:eb55dd8c r5:85536c00 [ 1338.532056][ T32] r4:85536c00 [ 1338.532077][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.532120][ T32] r5:85536c00 r4:8291a680 [ 1338.532140][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.532179][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.532220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb55de08 [ 1338.532243][ T32] r4:00000000 [ 1338.532263][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.532301][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.532335][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.532375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85573300 ** 2 printk messages dropped ** [ 1338.532477][ T32] r9:83018005 r8:85536c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 1338.532661][ T32] r5:854dff8c r4:854dfc00 [ 1338.532683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.532893][ T32] r4:854ab700 ** 5 printk messages dropped ** [ 1338.533143][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.533703][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.534060][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 3 printk messages dropped ** [ 1338.534230][ T32] r5:800f0013 r4:80239bb0 [ 1338.534252][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.534327][ T32] r4:82ac21e4 [ 1338.534378][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.534465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.534494][ T32] r4:e05addc0 [ 1338.534514][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.534583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.534612][ T32] r4:00000000 [ 1338.534648][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.534767][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.534793][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.534836][ T32] r5:00001000 r4:dfd07000 [ 1338.534866][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.534906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.534974][ T32] r5:84be078c r4:84be0400 [ 1338.535006][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.535056][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.535078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.535153][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.535181][ T32] r4:84bbbf00 [ 1338.535201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.535248][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.535271][ T32] r4:00000001 [ 1338.535291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.535326][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.535352][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.535379][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.535416][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.535446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.535468][ T32] r4:84ba87c0 [ 1338.535488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.535513][ T32] INFO: task kworker/0:530:5061 blocked for more than 465 seconds. [ 1338.535600][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.535631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.535712][ T32] task:kworker/0:530 state:D stack:0 pid:5061 tgid:5061 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.535792][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.535834][ T32] Call trace: [ 1338.535896][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.535944][ T32] r10:8291a684 r9:eb569d84 r8:00000002 r7:60000013 r6:eb569d8c r5:85530000 [ 1338.535996][ T32] r4:85530000 [ 1338.536021][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.536066][ T32] r5:85530000 r4:8291a680 [ 1338.536086][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.536288][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.536660][ T32] r5:854df78c r4:854df400 [ 1338.536679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.536772][ T32] r7:dddced80 r6:83018000 r5:854df78c r4:854ab780 ** 4 printk messages dropped ** [ 1338.536983][ T32] r10:00000000 r9:854ab780 r8:80287e08 r7:eb55de60 r6:854b5c80 r5:85530000 ** 8 printk messages dropped ** [ 1338.537542][ T32] INFO: task kworker/0:530:5061 is blocked on a mutex likely owned by task kworker/1:202:3656. ** 9 printk messages dropped ** [ 1338.538046][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 6 printk messages dropped ** [ 1338.568931][ T32] r4:e05addc0 ** 5 printk messages dropped ** [ 1338.569190][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.569685][ T32] r4:84bbbf00 ** 4 printk messages dropped ** [ 1338.569858][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 5 printk messages dropped ** [ 1338.570043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1338.570447][ T32] r4:85533c00 ** 4 printk messages dropped ** [ 1338.570690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb589e08 ** 7 printk messages dropped ** [ 1338.570996][ T32] r9:83018005 r8:85533c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 ** 4 printk messages dropped ** [ 1338.571214][ T32] r5:854dfb8c r4:854df800 ** 3 printk messages dropped ** [ 1338.571428][ T32] r10:61c88647 r9:85533c00 r8:854ab82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.571962][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.572666][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.572973][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1338.573362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 8 printk messages dropped ** [ 1338.573690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.574012][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 2 printk messages dropped ** [ 1338.574159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.574200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.574227][ T32] r4:84ba87c0 [ 1338.574249][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.574277][ T32] INFO: task kworker/0:532:5065 blocked for more than 465 seconds. [ 1338.574335][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.574373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.574406][ T32] task:kworker/0:532 state:D stack:0 pid:5065 tgid:5065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.574484][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.574598][ T32] Call trace: [ 1338.574659][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.574710][ T32] r10:8291a684 r9:eb63dd84 r8:00000002 r7:60000013 r6:eb63dd8c r5:85530c00 [ 1338.574735][ T32] r4:85530c00 [ 1338.574757][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.574801][ T32] r5:85530c00 r4:8291a680 [ 1338.574823][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.574862][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.574923][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb63de08 [ 1338.574982][ T32] r4:00000000 [ 1338.575026][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.575097][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.575161][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.575208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85573880 [ 1338.575234][ T32] r4:00000000 [ 1338.575255][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.575340][ T32] r9:83018005 r8:85530c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1338.575369][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.575426][ T32] r5:00001000 r4:eb3b7000 [ 1338.575501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.575579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.575627][ T32] r5:854ecb8c r4:854ec800 [ 1338.575648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.575696][ T32] r7:dddced80 r6:83018000 r5:854ecb8c r4:854ab880 [ 1338.575777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.575834][ T32] r10:61c88647 r9:85530c00 r8:854ab8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.575888][ T32] r4:854ab880 [ 1338.575915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.575967][ T32] r10:00000000 r9:854ab880 r8:80287e08 r7:eb55de60 r6:854b5d80 r5:85530c00 [ 1338.575991][ T32] r4:00000001 [ 1338.576020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.576090][ T32] Exception stack(0xeb63dfb0 to 0xeb63dff8) [ 1338.576123][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.576153][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.576180][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.576209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.576261][ T32] r4:85573180 [ 1338.576553][ T32] INFO: task kworker/0:532:5065 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.576623][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.576719][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.577038][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.577231][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1338.577555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 10 printk messages dropped ** [ 1338.577949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.601036][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.601353][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.601827][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1338.602221][ T32] r9:83018005 r8:85531800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 ** 4 printk messages dropped ** [ 1338.602496][ T32] r5:844d5f8c r4:844d5c00 ** 2 printk messages dropped ** [ 1338.602614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.602991][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.603697][ T32] Call trace: ** 6 printk messages dropped ** [ 1338.604007][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1338.604352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 10 printk messages dropped ** [ 1338.604817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1338.605157][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.605558][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.606047][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb649e08 ** 8 printk messages dropped ** [ 1338.606333][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1338.606529][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1338.606776][ T32] r10:00000000 r9:854ab980 r8:80287e08 r7:eb63de60 r6:854b5e80 r5:85536000 [ 1338.606825][ T32] r4:00000001 [ 1338.606848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.606885][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) [ 1338.606912][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.606940][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.606969][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.606998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.607021][ T32] r4:855733c0 [ 1338.607248][ T32] INFO: task kworker/0:534:5069 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.607283][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.607456][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.607525][ T32] Call trace: [ 1338.607586][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.607658][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.607686][ T32] r4:00000000 [ 1338.607708][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.607749][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.607776][ T32] dd20: c5e3c000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.607804][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.607829][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.607853][ T32] r5:800f0013 r4:80239bb0 [ 1338.607902][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.607948][ T32] r4:82ac21e4 [ 1338.607996][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.608082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.608174][ T32] r4:e05addc0 [ 1338.628756][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.628888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.628916][ T32] r4:00000000 [ 1338.628937][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.628987][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.629009][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.629088][ T32] r5:00001000 r4:dfd07000 [ 1338.629122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.629195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.629243][ T32] r5:84be078c r4:84be0400 [ 1338.629293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.629348][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.629402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.629486][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.629568][ T32] r4:84bbbf00 [ 1338.629592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.629642][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.629665][ T32] r4:00000001 [ 1338.629685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.629722][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.629753][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.629782][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.629810][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.629851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.629906][ T32] r4:84ba87c0 [ 1338.629934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.629965][ T32] INFO: task kworker/0:535:5071 blocked for more than 465 seconds. [ 1338.630027][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.630086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.630141][ T32] task:kworker/0:535 state:D stack:0 pid:5071 tgid:5071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.630237][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.630343][ T32] Call trace: [ 1338.630440][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.630523][ T32] r10:8291a684 r9:eb64dd84 r8:00000002 r7:60000113 r6:eb64dd8c r5:8543e000 [ 1338.630608][ T32] r4:8543e000 [ 1338.630719][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.630796][ T32] r5:8543e000 r4:8291a680 [ 1338.630820][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.630892][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.630973][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb64de08 [ 1338.631000][ T32] r4:00000000 [ 1338.631048][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.631118][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.631167][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.631211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85573780 [ 1338.631233][ T32] r4:00000000 [ 1338.631254][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.631297][ T32] r9:83018005 r8:8543e000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1338.631319][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.631360][ T32] r5:00001000 r4:eb385000 [ 1338.631473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.631519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.631594][ T32] r5:854ec78c r4:854ec400 [ 1338.631615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.631663][ T32] r7:dddced80 r6:83018000 r5:854ec78c r4:854aba00 [ 1338.631704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.631812][ T32] r10:61c88647 r9:8543e000 r8:854aba2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.631868][ T32] r4:854aba00 [ 1338.631921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.631973][ T32] r10:00000000 r9:854aba00 r8:80287e08 r7:eb63de60 r6:854b5f00 r5:8543e000 [ 1338.632024][ T32] r4:00000001 [ 1338.632048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.632144][ T32] Exception stack(0xeb64dfb0 to 0xeb64dff8) ** 2 printk messages dropped ** [ 1338.632277][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.633111][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 9 printk messages dropped ** [ 1338.633591][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1338.634117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.634513][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 6 printk messages dropped ** [ 1338.634707][ T32] INFO: task kworker/1:437:5073 blocked for more than 465 seconds. ** 2 printk messages dropped ** [ 1338.634794][ T32] task:kworker/1:437 state:D stack:0 pid:5073 tgid:5073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.634840][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.634911][ T32] Call trace: [ 1338.634943][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.635075][ T32] r10:8291a684 r9:eb641d84 r8:00000002 r7:60000113 r6:eb641d8c r5:85540000 [ 1338.635158][ T32] r4:85540000 [ 1338.635184][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.635228][ T32] r5:85540000 r4:8291a680 [ 1338.635248][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.635315][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.635361][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb641e08 [ 1338.635385][ T32] r4:00000000 [ 1338.635414][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.635477][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.635518][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.635588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557b300 [ 1338.635612][ T32] r4:00000000 [ 1338.635632][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.635675][ T32] r9:83018205 r8:85540000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1338.635697][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.635737][ T32] r5:00001000 r4:eb46f000 [ 1338.635756][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.635796][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.635837][ T32] r5:854ecf8c r4:854ecc00 [ 1338.635857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.635902][ T32] r7:ddde2d80 r6:83018200 r5:854ecf8c r4:854b5f80 [ 1338.635922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.635968][ T32] r10:61c88647 r9:85540000 r8:854b5fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.635991][ T32] r4:854b5f80 [ 1338.636037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.636085][ T32] r10:00000000 r9:854b5f80 r8:80287e08 r7:eb625e60 r6:8557d000 r5:85540000 [ 1338.636108][ T32] r4:00000001 [ 1338.636127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.636164][ T32] Exception stack(0xeb641fb0 to 0xeb641ff8) [ 1338.636191][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.636233][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.636263][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.636292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.636314][ T32] r4:8557b100 [ 1338.636522][ T32] INFO: task kworker/1:437:5073 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.636612][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.636696][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.636772][ T32] Call trace: [ 1338.636838][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.636921][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.636949][ T32] r4:00000000 [ 1338.636980][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.637024][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.637066][ T32] dd20: c610b000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 4 printk messages dropped ** [ 1338.637255][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.637453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1338.637891][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.657917][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1338.658099][ T32] INFO: task kworker/0:536:5076 blocked for more than 465 seconds. [ 1338.658540][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.658587][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.658613][ T32] task:kworker/0:536 state:D stack:0 pid:5076 tgid:5076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.658675][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.658742][ T32] Call trace: [ 1338.658798][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.658856][ T32] r10:8291a684 r9:eb651d84 r8:00000002 r7:60000113 r6:eb651d8c r5:85540c00 [ 1338.658880][ T32] r4:85540c00 [ 1338.658901][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.658944][ T32] r5:85540c00 r4:8291a680 [ 1338.658993][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.659040][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.659085][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb651e08 [ 1338.659135][ T32] r4:00000000 [ 1338.659159][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.659194][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.659258][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.659311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85573c00 [ 1338.659373][ T32] r4:00000000 [ 1338.659409][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.659491][ T32] r9:83018005 r8:85540c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1338.659520][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.659589][ T32] r5:00001000 r4:eb483000 [ 1338.659612][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.659653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.659696][ T32] r5:854ed38c r4:854ed000 [ 1338.659717][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.659793][ T32] r7:dddced80 r6:83018000 r5:854ed38c r4:854aba80 [ 1338.659820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.659871][ T32] r10:61c88647 r9:85540c00 r8:854abaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.659922][ T32] r4:854aba80 [ 1338.659976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.660032][ T32] r10:00000000 r9:854aba80 r8:80287e08 r7:eb63de60 r6:8557d080 r5:85540c00 ** 9 printk messages dropped ** [ 1338.660812][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1338.661551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 14 printk messages dropped ** [ 1338.662116][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 12 printk messages dropped ** [ 1338.662625][ T32] task:kworker/1:438 state:D stack:0 pid:5078 tgid:5078 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1338.662907][ T32] r4:85541800 ** 3 printk messages dropped ** [ 1338.663031][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1338.663252][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1338.663469][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.663685][ T32] r5:8551778c r4:85517400 ** 1 printk messages dropped ** [ 1338.663751][ T32] r7:ddde2d80 r6:83018200 r5:8551778c r4:8557d100 ** 5 printk messages dropped ** [ 1338.664037][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.664250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1338.664713][ T32] Call trace: ** 2 printk messages dropped ** [ 1338.664960][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.665118][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 4 printk messages dropped ** [ 1338.665365][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1338.665594][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.665851][ T32] r5:00001000 r4:dfd07000 ** 2 printk messages dropped ** [ 1338.666030][ T32] r5:84be078c r4:84be0400 [ 1338.666050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.666097][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.666118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.666193][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.666249][ T32] r4:84bbbf00 [ 1338.666271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.666375][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.666415][ T32] r4:00000001 [ 1338.666438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.666477][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.666504][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.666532][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.666559][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.666589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.666639][ T32] r4:84ba87c0 [ 1338.666674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.666730][ T32] INFO: task kworker/0:537:5079 blocked for more than 465 seconds. [ 1338.666766][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.666793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.666814][ T32] task:kworker/0:537 state:D stack:0 pid:5079 tgid:5079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.666898][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.666940][ T32] Call trace: [ 1338.666971][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.667019][ T32] r10:8291a684 r9:eb659d84 r8:00000002 r7:60000113 r6:eb659d8c r5:85542400 [ 1338.667042][ T32] r4:85542400 [ 1338.667062][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.667120][ T32] r5:85542400 r4:8291a680 [ 1338.667144][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.667185][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.667228][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb659e08 [ 1338.667251][ T32] r4:00000000 [ 1338.667271][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.667333][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.667372][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.667420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85573e00 [ 1338.667443][ T32] r4:00000000 [ 1338.667463][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.667508][ T32] r9:83018005 r8:85542400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1338.667574][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.667637][ T32] r5:00001000 r4:eb503000 [ 1338.667661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.667705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.667748][ T32] r5:854ed78c r4:854ed400 [ 1338.667768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.667813][ T32] r7:dddced80 r6:83018000 r5:854ed78c r4:854abb00 [ 1338.667834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.667880][ T32] r10:61c88647 r9:85542400 r8:854abb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.667903][ T32] r4:854abb00 [ 1338.667922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.667965][ T32] r10:00000000 r9:854abb00 r8:80287e08 r7:eb651e60 r6:8557d200 r5:85542400 [ 1338.667987][ T32] r4:00000001 [ 1338.668005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.668040][ T32] Exception stack(0xeb659fb0 to 0xeb659ff8) [ 1338.668067][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.668164][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.698757][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.698822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.698849][ T32] r4:85573a80 [ 1338.699273][ T32] INFO: task kworker/0:537:5079 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.699312][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.699424][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.699527][ T32] Call trace: [ 1338.699601][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.699665][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.699697][ T32] r4:00000000 [ 1338.699721][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.699765][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.699801][ T32] dd20: c690e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.699833][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.699859][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.699883][ T32] r5:800f0013 r4:80239bb0 [ 1338.699904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.700003][ T32] r4:82ac21e4 [ 1338.700029][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.700076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.700100][ T32] r4:e05addc0 [ 1338.700126][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.700173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.700238][ T32] r4:00000000 [ 1338.700320][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.700373][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.700404][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.700448][ T32] r5:00001000 r4:dfd07000 [ 1338.700469][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.700510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.700842][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1338.701374][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1338.701810][ T32] r5:85544800 r4:8291a680 ** 5 printk messages dropped ** [ 1338.702020][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.702076][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.702150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85590080 [ 1338.702176][ T32] r4:00000000 [ 1338.702198][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.702243][ T32] r9:83018205 r8:85544800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.702266][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.702308][ T32] r5:00001000 r4:eb5a3000 [ 1338.702328][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.702366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.702416][ T32] r5:8471cb8c r4:8471c800 [ 1338.702438][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.702484][ T32] r7:ddde2d80 r6:83018200 r5:8471cb8c r4:8557d280 [ 1338.702517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.702569][ T32] r10:61c88647 r9:85544800 r8:8557d2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.702592][ T32] r4:8557d280 [ 1338.702651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.702701][ T32] r10:00000000 r9:8557d280 r8:80287e08 r7:eb625e60 r6:8557d300 r5:85544800 [ 1338.702724][ T32] r4:00000001 [ 1338.702745][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.702781][ T32] Exception stack(0xeb665fb0 to 0xeb665ff8) [ 1338.702835][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.702867][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.702923][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.702982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.703037][ T32] r4:8557b700 [ 1338.703310][ T32] INFO: task kworker/1:439:5084 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.703423][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.703661][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.703734][ T32] Call trace: [ 1338.703769][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.703821][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.703844][ T32] r4:00000000 [ 1338.703864][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.703931][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.703963][ T32] dd20: c690e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.703992][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.704074][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.704102][ T32] r5:800f0013 r4:80239bb0 [ 1338.704144][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.704214][ T32] r4:82ac21e4 [ 1338.704239][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.704312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.704339][ T32] r4:e05addc0 [ 1338.704394][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.704440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.704491][ T32] r4:00000000 [ 1338.704514][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.704621][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.704674][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.704721][ T32] r5:00001000 r4:dfd07000 [ 1338.704770][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.704816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.704858][ T32] r5:84be078c r4:84be0400 [ 1338.704890][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.704941][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.704963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.705011][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.705035][ T32] r4:84bbbf00 [ 1338.705081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.705161][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.705188][ T32] r4:00000001 [ 1338.705222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.705262][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.705288][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.705365][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.705450][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.705482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.705505][ T32] r4:84ba87c0 ** 1 printk messages dropped ** [ 1338.705549][ T32] INFO: task kworker/0:538:5085 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 1338.705731][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.706129][ T32] r5:85545400 r4:8291a680 ** 2 printk messages dropped ** [ 1338.706308][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb669e08 ** 4 printk messages dropped ** [ 1338.706486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85573f00 ** 5 printk messages dropped ** [ 1338.706727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1338.706846][ T32] r5:854edb8c r4:854ed800 [ 1338.706869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.706914][ T32] r7:dddced80 r6:83018000 r5:854edb8c r4:854abb80 [ 1338.706935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.707008][ T32] r10:61c88647 r9:85545400 r8:854abbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.707036][ T32] r4:854abb80 [ 1338.707085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.707135][ T32] r10:00000000 r9:854abb80 r8:80287e08 r7:eb659e60 r6:8557d380 r5:85545400 [ 1338.707184][ T32] r4:00000001 [ 1338.707234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.707273][ T32] Exception stack(0xeb669fb0 to 0xeb669ff8) [ 1338.707302][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.707331][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.707359][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.707387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.707436][ T32] r4:85573c80 [ 1338.707715][ T32] INFO: task kworker/0:538:5085 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.707760][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.707901][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.707952][ T32] Call trace: [ 1338.708012][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.708235][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.729922][ T32] r4:00000000 [ 1338.729975][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.730083][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.730135][ T32] dd20: c6bb5000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.730168][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.730194][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.730248][ T32] r5:800f0013 r4:80239bb0 [ 1338.730274][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.730333][ T32] r4:82ac21e4 [ 1338.730357][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.730432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.730473][ T32] r4:e05addc0 [ 1338.730496][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.730541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.730566][ T32] r4:00000000 [ 1338.730586][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.730649][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.730676][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.730749][ T32] r5:00001000 r4:dfd07000 [ 1338.730803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.730857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.730902][ T32] r5:84be078c r4:84be0400 [ 1338.730923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.730972][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.730993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.731053][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.731081][ T32] r4:84bbbf00 [ 1338.731101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.731148][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.731202][ T32] r4:00000001 [ 1338.731258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.731298][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.731351][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.731386][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.731423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.731478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.731506][ T32] r4:84ba87c0 [ 1338.731578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.731617][ T32] INFO: task kworker/0:539:5086 blocked for more than 465 seconds. [ 1338.731653][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.731678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.731701][ T32] task:kworker/0:539 state:D stack:0 pid:5086 tgid:5086 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.731784][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.731863][ T32] Call trace: [ 1338.731919][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.731970][ T32] r10:8291a684 r9:eb66dd84 r8:00000002 r7:60000113 r6:eb66dd8c r5:85546000 [ 1338.731994][ T32] r4:85546000 [ 1338.732014][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.732058][ T32] r5:85546000 r4:8291a680 [ 1338.732080][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.732147][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.732194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb66de08 [ 1338.732217][ T32] r4:00000000 [ 1338.732236][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.732276][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.732314][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.732355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85573380 [ 1338.732398][ T32] r4:00000000 [ 1338.732423][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.732500][ T32] r9:83018005 r8:85546000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1338.732527][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.732572][ T32] r5:00001000 r4:eb539000 [ 1338.732593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.732632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.732674][ T32] r5:854edf8c r4:854edc00 [ 1338.732694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.732739][ T32] r7:dddced80 r6:83018000 r5:854edf8c r4:854abc00 [ 1338.732760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.732806][ T32] r10:61c88647 r9:85546000 r8:854abc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.732828][ T32] r4:854abc00 [ 1338.732873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.732935][ T32] r10:00000000 r9:854abc00 r8:80287e08 r7:eb669e60 r6:8557d400 r5:85546000 [ 1338.732963][ T32] r4:00000001 [ 1338.732983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.733020][ T32] Exception stack(0xeb66dfb0 to 0xeb66dff8) [ 1338.733048][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.733076][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.733102][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.733130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.733151][ T32] r4:85573d00 [ 1338.733578][ T32] INFO: task kworker/0:539:5086 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.733641][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.733722][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.733797][ T32] Call trace: [ 1338.733847][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.733901][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.733954][ T32] r4:00000000 [ 1338.733993][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.734103][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.734161][ T32] dd20: c6bb5000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.734195][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.734221][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.734271][ T32] r5:800f0013 r4:80239bb0 [ 1338.734296][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.734337][ T32] r4:82ac21e4 [ 1338.734357][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.734411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.734435][ T32] r4:e05addc0 [ 1338.734455][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.734496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.734546][ T32] r4:00000000 [ 1338.734599][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.734678][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.734712][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.735187][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1338.735456][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 3 printk messages dropped ** [ 1338.735645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1338.735743][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1338.735968][ T32] r10:8291a684 r9:eb679d84 r8:00000002 r7:60000113 r6:eb679d8c r5:85543c00 ** 5 printk messages dropped ** [ 1338.736196][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb679e08 ** 7 printk messages dropped ** [ 1338.736537][ T32] r9:83018005 r8:85543c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 ** 4 printk messages dropped ** [ 1338.736769][ T32] r5:854f078c r4:854f0400 [ 1338.736793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1338.736924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1338.737027][ T32] r4:854abc80 ** 2 printk messages dropped ** [ 1338.737176][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.737349][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1338.737634][ T32] INFO: task kworker/0:540:5088 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.737700][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.737798][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.737861][ T32] Call trace: [ 1338.737895][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.737946][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.737971][ T32] r4:00000000 [ 1338.737991][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.738056][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.738159][ T32] dd20: c6bb5000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.759472][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.759588][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.759627][ T32] r5:800f0013 r4:80239bb0 [ 1338.759652][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.759744][ T32] r4:82ac21e4 [ 1338.759799][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.759875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.759902][ T32] r4:e05addc0 [ 1338.760003][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.760109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.760135][ T32] r4:00000000 [ 1338.760185][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.760237][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.760267][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.760317][ T32] r5:00001000 r4:dfd07000 [ 1338.760339][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.760412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.760490][ T32] r5:84be078c r4:84be0400 [ 1338.760516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.760566][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.760588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.760694][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.760721][ T32] r4:84bbbf00 [ 1338.760743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.760791][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.760813][ T32] r4:00000001 [ 1338.760833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.760870][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.760925][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.760957][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.760984][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.761013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.761078][ T32] r4:84ba87c0 [ 1338.761105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.761163][ T32] INFO: task kworker/0:541:5090 blocked for more than 465 seconds. [ 1338.761200][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.761226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.761248][ T32] task:kworker/0:541 state:D stack:0 pid:5090 tgid:5090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.761335][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.761407][ T32] Call trace: [ 1338.761445][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.761498][ T32] r10:8291a684 r9:eb681d84 r8:00000002 r7:60000113 r6:eb681d8c r5:855a8000 [ 1338.761521][ T32] r4:855a8000 [ 1338.761555][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.761686][ T32] r5:855a8000 r4:8291a680 [ 1338.761740][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.761784][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.761856][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb681e08 [ 1338.761883][ T32] r4:00000000 [ 1338.761903][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.761969][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.762017][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1338.762383][ T32] r5:00001000 r4:eb579000 ** 2 printk messages dropped ** [ 1338.762573][ T32] r5:854ee38c r4:854ee000 ** 3 printk messages dropped ** [ 1338.762742][ T32] r10:61c88647 r9:855a8000 r8:854abd2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1338.763132][ T32] r4:85573e80 ** 3 printk messages dropped ** [ 1338.763800][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.764001][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 3 printk messages dropped ** [ 1338.764138][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1338.764311][ T32] r4:e05addc0 ** 4 printk messages dropped ** [ 1338.764548][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 11 printk messages dropped ** [ 1338.765141][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 12 printk messages dropped ** [ 1338.765534][ T32] task:kworker/0:542 state:D stack:0 pid:5091 tgid:5091 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.765852][ T32] r5:855a8c00 r4:8291a680 [ 1338.765897][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.765941][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.765984][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb68de08 [ 1338.766006][ T32] r4:00000000 [ 1338.766025][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.766059][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.766093][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.766132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854addc0 [ 1338.766155][ T32] r4:00000000 [ 1338.766174][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.766272][ T32] r9:83018005 r8:855a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1338.766300][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.766373][ T32] r5:00001000 r4:eb683000 [ 1338.766424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.766468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.766511][ T32] r5:854ee78c r4:854ee400 [ 1338.766532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.766578][ T32] r7:dddced80 r6:83018000 r5:854ee78c r4:854abd80 [ 1338.766598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.766644][ T32] r10:61c88647 r9:855a8c00 r8:854abdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.766666][ T32] r4:854abd80 [ 1338.766686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.766730][ T32] r10:00000000 r9:854abd80 r8:80287e08 r7:eb679e60 r6:8557d580 r5:855a8c00 [ 1338.766752][ T32] r4:00000001 [ 1338.766771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.766818][ T32] Exception stack(0xeb68dfb0 to 0xeb68dff8) [ 1338.766849][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.766905][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.766938][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.766980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.767006][ T32] r4:854ad840 [ 1338.767264][ T32] INFO: task kworker/0:542:5091 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.767302][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.767357][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.767411][ T32] Call trace: [ 1338.767442][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.767521][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.767572][ T32] r4:00000000 [ 1338.767595][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.767636][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.767664][ T32] dd20: c6f0d000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.767720][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.767751][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.767802][ T32] r5:800f0013 r4:80239bb0 [ 1338.767828][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.767881][ T32] r4:82ac21e4 [ 1338.767933][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.767984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.768008][ T32] r4:e05addc0 [ 1338.768057][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.768103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.768125][ T32] r4:00000000 [ 1338.768144][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1338.791337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.791794][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 4 printk messages dropped ** [ 1338.791937][ T32] r4:84ba87c0 ** 4 printk messages dropped ** [ 1338.792135][ T32] task:kworker/0:543 state:D stack:0 pid:5093 tgid:5093 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.792531][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb69de08 ** 9 printk messages dropped ** [ 1338.792902][ T32] r5:00001000 r4:eb693000 ** 2 printk messages dropped ** [ 1338.793068][ T32] r5:854eeb8c r4:854ee800 ** 2 printk messages dropped ** [ 1338.793228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1338.793417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1338.794219][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.794552][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1338.794904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 8 printk messages dropped ** [ 1338.795243][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1338.795681][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.795893][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.796022][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1338.796132][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.796177][ T32] Call trace: [ 1338.796207][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.796253][ T32] r10:8291a684 r9:eb6a5d84 r8:00000002 r7:60000113 r6:eb6a5d8c r5:855abc00 [ 1338.796276][ T32] r4:855abc00 [ 1338.796323][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.796369][ T32] r5:855abc00 r4:8291a680 [ 1338.796419][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.796464][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.796506][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a5e08 [ 1338.796528][ T32] r4:00000000 [ 1338.796547][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.796598][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.796649][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.796707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557c340 [ 1338.796732][ T32] r4:00000000 [ 1338.796753][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.796799][ T32] r9:83018005 r8:855abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.796827][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.796872][ T32] r5:00001000 r4:eb6a7000 [ 1338.796893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.796931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.796972][ T32] r5:854eef8c r4:854eec00 [ 1338.796992][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.797037][ T32] r7:dddced80 r6:83018000 r5:854eef8c r4:854abe80 [ 1338.797087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.797138][ T32] r10:61c88647 r9:855abc00 r8:854abeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.797162][ T32] r4:854abe80 [ 1338.797182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.797226][ T32] r10:00000000 r9:854abe80 r8:80287e08 r7:eb679e60 r6:8557d680 r5:855abc00 [ 1338.797275][ T32] r4:00000001 [ 1338.797306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.797380][ T32] Exception stack(0xeb6a5fb0 to 0xeb6a5ff8) [ 1338.797417][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.797445][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.797471][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.797532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.797565][ T32] r4:8557c100 [ 1338.797808][ T32] INFO: task kworker/0:544:5095 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.797873][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.797966][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.798028][ T32] Call trace: [ 1338.798059][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.818582][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.818697][ T32] r4:00000000 [ 1338.818755][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.818827][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.818892][ T32] dd20: c7662000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.818956][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.819013][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.819042][ T32] r5:800f0013 r4:80239bb0 [ 1338.819064][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.819108][ T32] r4:82ac21e4 [ 1338.819128][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.819224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.819280][ T32] r4:e05addc0 [ 1338.819304][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.819348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.819377][ T32] r4:00000000 [ 1338.819404][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.819452][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.819475][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.819520][ T32] r5:00001000 r4:dfd07000 [ 1338.819565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.819612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.819657][ T32] r5:84be078c r4:84be0400 [ 1338.819709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.819764][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.819788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.819837][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.819887][ T32] r4:84bbbf00 [ 1338.819938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.820046][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.820131][ T32] r4:00000001 [ 1338.820155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.820192][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.820218][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.820248][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1338.820352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1338.821123][ T32] r4:855ab000 ** 4 printk messages dropped ** [ 1338.821509][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6bde08 ** 9 printk messages dropped ** [ 1338.822198][ T32] r5:00001000 r4:eb6b3000 ** 2 printk messages dropped ** [ 1338.822410][ T32] r5:854ef38c r4:854ef000 ** 3 printk messages dropped ** [ 1338.822814][ T32] r10:61c88647 r9:855ab000 r8:854abfac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.823151][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.823880][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1338.824010][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.824033][ T32] r4:00000000 [ 1338.824053][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.824091][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.824133][ T32] dd20: c7662000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.824194][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.824224][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.824249][ T32] r5:800f0013 r4:80239bb0 [ 1338.824321][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.824367][ T32] r4:82ac21e4 [ 1338.824511][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.824586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.824643][ T32] r4:e05addc0 [ 1338.824666][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.824709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.824733][ T32] r4:00000000 [ 1338.824753][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.824797][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.824821][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.825143][ T32] r5:00001000 r4:dfd07000 [ 1338.825170][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.825213][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.825266][ T32] r5:84be078c r4:84be0400 [ 1338.825305][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.825356][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.825395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.825449][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.825473][ T32] r4:84bbbf00 [ 1338.825522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.825682][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.825771][ T32] r4:00000001 [ 1338.825794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.825830][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.825856][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.825884][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.825910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.825940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.825963][ T32] r4:84ba87c0 [ 1338.825984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.826010][ T32] INFO: task kworker/0:546:5099 blocked for more than 465 seconds. [ 1338.826039][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.826062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.826103][ T32] task:kworker/0:546 state:D stack:0 pid:5099 tgid:5099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.826153][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.826196][ T32] Call trace: [ 1338.826240][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.826292][ T32] r10:8291a684 r9:eb6c9d84 r8:00000002 r7:60000013 r6:eb6c9d8c r5:855ac800 [ 1338.826316][ T32] r4:855ac800 [ 1338.826336][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.826378][ T32] r5:855ac800 r4:8291a680 ** 2 printk messages dropped ** [ 1338.826489][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c9e08 ** 3 printk messages dropped ** [ 1338.826623][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.826665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557c5c0 [ 1338.826688][ T32] r4:00000000 [ 1338.826708][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.826753][ T32] r9:83018005 r8:855ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1338.826775][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.826816][ T32] r5:00001000 r4:eb6bf000 [ 1338.826836][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.826874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.826944][ T32] r5:854ef78c r4:854ef400 [ 1338.826968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.827046][ T32] r7:dddced80 r6:83018000 r5:854ef78c r4:854abf00 [ 1338.827126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.827177][ T32] r10:61c88647 r9:855ac800 r8:854abf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.827227][ T32] r4:854abf00 [ 1338.827250][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.827295][ T32] r10:00000000 r9:854abf00 r8:80287e08 r7:eb679e60 r6:8557d780 r5:855ac800 [ 1338.827317][ T32] r4:00000001 [ 1338.827427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.827559][ T32] Exception stack(0xeb6c9fb0 to 0xeb6c9ff8) [ 1338.827595][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.827628][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.827655][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.827683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.827942][ T32] r4:8557c500 [ 1338.858995][ T32] INFO: task kworker/0:546:5099 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.859259][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.859342][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.859412][ T32] Call trace: [ 1338.859446][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.859503][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.859576][ T32] r4:00000000 [ 1338.859608][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.859653][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.859683][ T32] dd20: c7ab1000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.859753][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.859783][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1338.859939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 10 printk messages dropped ** [ 1338.860431][ T32] r5:84be078c r4:84be0400 ** 6 printk messages dropped ** [ 1338.860663][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 8 printk messages dropped ** [ 1338.861077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1338.861584][ T32] r5:8553d400 r4:8291a680 ** 3 printk messages dropped ** [ 1338.861770][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.861946][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.862220][ T32] r5:854efb8c r4:854ef800 [ 1338.862254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.862378][ T32] r10:61c88647 r9:8553d400 r8:8558402c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1338.862545][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.862684][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1338.863114][ T32] INFO: task kworker/0:547:5101 is blocked on a mutex likely owned by task kworker/1:202:3656. ** 4 printk messages dropped ** [ 1338.863433][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.863458][ T32] r4:00000000 [ 1338.863477][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.863516][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.863574][ T32] dd20: c7ab1000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.863613][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.863640][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.863664][ T32] r5:800f0013 r4:80239bb0 [ 1338.863685][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.863726][ T32] r4:82ac21e4 [ 1338.863747][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.863789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.863829][ T32] r4:e05addc0 [ 1338.863853][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.863896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.863931][ T32] r4:00000000 [ 1338.863960][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.864009][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.864032][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.864086][ T32] r5:00001000 r4:dfd07000 [ 1338.864110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.864152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.864195][ T32] r5:84be078c r4:84be0400 [ 1338.864244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.864327][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.864353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.864412][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.864447][ T32] r4:84bbbf00 [ 1338.864470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.864549][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.864609][ T32] r4:00000001 [ 1338.864652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.864692][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.864741][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.864772][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.864799][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.864913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.864968][ T32] r4:84ba87c0 [ 1338.865026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.865057][ T32] INFO: task kworker/0:548:5105 blocked for more than 465 seconds. [ 1338.865089][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.865112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.865220][ T32] task:kworker/0:548 state:D stack:0 pid:5105 tgid:5105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.865269][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.865342][ T32] Call trace: [ 1338.865373][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.865495][ T32] r10:8291a684 r9:eb6cdd84 r8:00000002 r7:60000113 r6:eb6cdd8c r5:8553e000 [ 1338.865523][ T32] r4:8553e000 [ 1338.865559][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.865605][ T32] r5:8553e000 r4:8291a680 [ 1338.865626][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1338.865706][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6cde08 ** 8 printk messages dropped ** [ 1338.866063][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.866264][ T32] r5:854eff8c r4:854efc00 [ 1338.866285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.866477][ T32] r4:85584100 ** 7 printk messages dropped ** [ 1338.866851][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.867661][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1338.867976][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.888631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 10 printk messages dropped ** [ 1338.889298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.889912][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.890542][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.891000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb61de08 ** 8 printk messages dropped ** [ 1338.891621][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.891927][ T32] r5:854f038c r4:854f0000 ** 3 printk messages dropped ** [ 1338.892264][ T32] r10:61c88647 r9:8553ec00 r8:8558422c r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1338.893636][ T32] INFO: task kworker/0:549:5106 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.893752][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.893817][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.893923][ T32] Call trace: [ 1338.894302][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.894356][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.894379][ T32] r4:00000000 [ 1338.894404][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.894487][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.894520][ T32] dd20: c7d6a000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.894549][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.894589][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.894615][ T32] r5:800f0013 r4:80239bb0 [ 1338.894664][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.894709][ T32] r4:82ac21e4 [ 1338.894789][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.894838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.894862][ T32] r4:e05addc0 [ 1338.894882][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.894925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.894949][ T32] r4:00000000 [ 1338.895025][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.895104][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.895131][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.895234][ T32] r5:00001000 r4:dfd07000 [ 1338.895257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.895326][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.895371][ T32] r5:84be078c r4:84be0400 [ 1338.895399][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.895447][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.895496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.895575][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.895631][ T32] r4:84bbbf00 [ 1338.895770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.895850][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.895877][ T32] r4:00000001 [ 1338.895903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.895941][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.895969][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.895997][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.896084][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.896117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.896141][ T32] r4:84ba87c0 [ 1338.896162][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.896187][ T32] INFO: task kworker/0:550:5109 blocked for more than 465 seconds. [ 1338.896236][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.896263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.896343][ T32] task:kworker/0:550 state:D stack:0 pid:5109 tgid:5109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.896501][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.896549][ T32] Call trace: [ 1338.896627][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.896678][ T32] r10:8291a684 r9:eb62dd84 r8:00000002 r7:60000013 r6:eb62dd8c r5:8553bc00 [ 1338.896731][ T32] r4:8553bc00 [ 1338.896756][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.896800][ T32] r5:8553bc00 r4:8291a680 [ 1338.896847][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.896891][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.896935][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb62de08 [ 1338.896957][ T32] r4:00000000 [ 1338.896976][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.897011][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.897046][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.897147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557cc80 [ 1338.897218][ T32] r4:00000000 [ 1338.897255][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.897352][ T32] r9:83018005 r8:8553bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 ** 4 printk messages dropped ** [ 1338.930360][ T32] r5:854f0b8c r4:854f0800 [ 1338.930416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.930564][ T32] r10:61c88647 r9:8553bc00 r8:8558432c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1338.930656][ T32] r10:00000000 r9:85584300 r8:80287e08 r7:eb679e60 r6:85584380 r5:8553bc00 ** 5 printk messages dropped ** [ 1338.930823][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.931486][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1338.931650][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 4 printk messages dropped ** [ 1338.931789][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 9 printk messages dropped ** [ 1338.932191][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.932335][ T32] r5:00001000 r4:dfd07000 ** 7 printk messages dropped ** [ 1338.932605][ T32] r4:84bbbf00 ** 4 printk messages dropped ** [ 1338.932750][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 5 printk messages dropped ** [ 1338.932995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1338.933244][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.933328][ T32] Call trace: [ 1338.933366][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.933421][ T32] r10:8291a684 r9:eb655d84 r8:00000002 r7:60000113 r6:eb655d8c r5:8553c800 [ 1338.933445][ T32] r4:8553c800 [ 1338.933466][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.933546][ T32] r5:8553c800 r4:8291a680 [ 1338.933603][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.933673][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.933721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb655e08 [ 1338.933770][ T32] r4:00000000 [ 1338.933802][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.933839][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.933894][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.933941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557ce40 [ 1338.933975][ T32] r4:00000000 [ 1338.934029][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.934077][ T32] r9:83018005 r8:8553c800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1338.934101][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.934143][ T32] r5:00001000 r4:eab55000 [ 1338.934162][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.934201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.934244][ T32] r5:854f0f8c r4:854f0c00 [ 1338.934264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.934309][ T32] r7:dddced80 r6:83018000 r5:854f0f8c r4:85584400 [ 1338.934330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.934395][ T32] r10:61c88647 r9:8553c800 r8:8558442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.934422][ T32] r4:85584400 [ 1338.934461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.934518][ T32] r10:00000000 r9:85584400 r8:80287e08 r7:eb62de60 r6:85584480 r5:8553c800 [ 1338.934541][ T32] r4:00000001 [ 1338.934560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.934594][ T32] Exception stack(0xeb655fb0 to 0xeb655ff8) [ 1338.934622][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.934650][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.934677][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.934728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.934755][ T32] r4:8557cb00 [ 1338.934983][ T32] INFO: task kworker/0:551:5110 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.935017][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.935149][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.935198][ T32] Call trace: [ 1338.935228][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.935277][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.935300][ T32] r4:00000000 [ 1338.935319][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.935358][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.935385][ T32] dd20: c82c2000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.935425][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.935451][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.935487][ T32] r5:800f0013 r4:80239bb0 [ 1338.935512][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.935574][ T32] r4:82ac21e4 [ 1338.935596][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.935675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.935728][ T32] r4:e05addc0 [ 1338.935778][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.935825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.935875][ T32] r4:00000000 [ 1338.935926][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1338.935999][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1338.936381][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1338.936759][ T32] r4:84ba87c0 ** 3 printk messages dropped ** [ 1338.936915][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1338.937294][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1338.937603][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1338.937973][ T32] r5:854f138c r4:854f1000 ** 3 printk messages dropped ** [ 1338.958690][ T32] r10:61c88647 r9:8553b000 r8:8558452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.958743][ T32] r4:85584500 [ 1338.958769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.958845][ T32] r10:00000000 r9:85584500 r8:80287e08 r7:eb655e60 r6:85584580 r5:8553b000 [ 1338.958874][ T32] r4:00000001 [ 1338.958914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.958958][ T32] Exception stack(0xeb6d9fb0 to 0xeb6d9ff8) [ 1338.958990][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.959019][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.959047][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.959077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.959100][ T32] r4:8557ccc0 [ 1338.959559][ T32] INFO: task kworker/0:552:5112 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.959604][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.959674][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.959838][ T32] Call trace: [ 1338.959872][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.959926][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.959950][ T32] r4:00000000 [ 1338.959982][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.960062][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.960095][ T32] dd20: c8604000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.960124][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.960150][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.960222][ T32] r5:800f0013 r4:80239bb0 [ 1338.960246][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.960291][ T32] r4:82ac21e4 [ 1338.960328][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.960395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.960422][ T32] r4:e05addc0 [ 1338.960443][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.960485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.960509][ T32] r4:00000000 [ 1338.960528][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.960600][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.960628][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.960702][ T32] r5:00001000 r4:dfd07000 [ 1338.960726][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.960769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.960811][ T32] r5:84be078c r4:84be0400 [ 1338.960831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.960878][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1338.960900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.960948][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.960971][ T32] r4:84bbbf00 [ 1338.960990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.961041][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1338.961066][ T32] r4:00000001 [ 1338.961085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.961147][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1338.961204][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.961263][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.961313][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.961345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.961367][ T32] r4:84ba87c0 [ 1338.961388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.961425][ T32] INFO: task kworker/0:553:5114 blocked for more than 465 seconds. [ 1338.961460][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.961511][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1338.961655][ T32] Call trace: ** 2 printk messages dropped ** [ 1338.961757][ T32] r4:855b0000 ** 3 printk messages dropped ** [ 1338.961878][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.962254][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.962478][ T32] r5:854f178c r4:854f1400 ** 3 printk messages dropped ** [ 1338.962658][ T32] r10:61c88647 r9:855b0000 r8:8558462c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1338.962953][ T32] Exception stack(0xeb6e1fb0 to 0xeb6e1ff8) ** 6 printk messages dropped ** [ 1338.963510][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1338.963716][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.963769][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.963793][ T32] r4:00000000 [ 1338.963814][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.963853][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.963881][ T32] dd20: c8604000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.963923][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.963953][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.963991][ T32] r5:800f0013 r4:80239bb0 [ 1338.964016][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.964057][ T32] r4:82ac21e4 [ 1338.964078][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.964155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.964183][ T32] r4:e05addc0 [ 1338.964204][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.964245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.964269][ T32] r4:00000000 [ 1338.964288][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.964347][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 4 printk messages dropped ** [ 1338.964550][ T32] r5:84be078c r4:84be0400 ** 2 printk messages dropped ** [ 1338.964673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1338.964914][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 4 printk messages dropped ** [ 1338.965060][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.965328][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1338.965708][ T32] r10:8291a684 r9:eb6e5d84 r8:00000002 r7:60000113 r6:eb6e5d8c r5:855b0c00 ** 9 printk messages dropped ** [ 1338.966076][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1338.966395][ T32] r5:854f1b8c r4:854f1800 [ 1338.966448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.966498][ T32] r7:dddced80 r6:83018000 r5:854f1b8c r4:85584700 ** 2 printk messages dropped ** [ 1338.966588][ T32] r4:85584700 ** 5 printk messages dropped ** [ 1338.966857][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.967614][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 5 printk messages dropped ** [ 1338.967871][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1338.967953][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1338.968100][ T32] r4:e05addc0 ** 2 printk messages dropped ** [ 1338.993140][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.993447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.993872][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.994036][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.994067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.994098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.994120][ T32] r4:84ba87c0 [ 1338.994145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.994175][ T32] INFO: task kworker/0:555:5118 blocked for more than 465 seconds. [ 1338.994208][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.994232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.994255][ T32] task:kworker/0:555 state:D stack:0 pid:5118 tgid:5118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.994341][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.994403][ T32] Call trace: [ 1338.994436][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.994490][ T32] r10:8291a684 r9:eb6e9d84 r8:00000002 r7:60000013 r6:eb6e9d8c r5:855b1800 [ 1338.994514][ T32] r4:855b1800 [ 1338.994533][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.994575][ T32] r5:855b1800 r4:8291a680 [ 1338.994595][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.994635][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.994677][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e9e08 [ 1338.994727][ T32] r4:00000000 [ 1338.994751][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.994815][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.994855][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.994910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85597180 [ 1338.994935][ T32] r4:00000000 [ 1338.994957][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.995002][ T32] r9:83018005 r8:855b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1338.995025][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.995094][ T32] r5:00001000 r4:eaf53000 [ 1338.995118][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.995158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.995201][ T32] r5:854f1f8c r4:854f1c00 [ 1338.995257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.995308][ T32] r7:dddced80 r6:83018000 r5:854f1f8c r4:85584800 [ 1338.995345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.995403][ T32] r10:61c88647 r9:855b1800 r8:8558482c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.995427][ T32] r4:85584800 [ 1338.995448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.995493][ T32] r10:00000000 r9:85584800 r8:80287e08 r7:eb6e5e60 r6:85584880 r5:855b1800 [ 1338.995529][ T32] r4:00000001 [ 1338.995644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.995685][ T32] Exception stack(0xeb6e9fb0 to 0xeb6e9ff8) [ 1338.995712][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.995769][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.995800][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.995831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.995881][ T32] r4:8557be80 [ 1338.996301][ T32] INFO: task kworker/0:555:5118 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1338.996338][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.996503][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.996626][ T32] Call trace: [ 1338.996697][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.996796][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1338.996848][ T32] r4:00000000 [ 1338.996892][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.996941][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1338.996970][ T32] dd20: c8960000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1338.997001][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1338.997026][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.997051][ T32] r5:800f0013 r4:80239bb0 [ 1338.997088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.997161][ T32] r4:82ac21e4 [ 1338.997186][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.997231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1338.997254][ T32] r4:e05addc0 [ 1338.997274][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.997384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1338.997416][ T32] r4:00000000 [ 1338.997439][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.997518][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.997578][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.997657][ T32] r5:00001000 r4:dfd07000 [ 1338.997711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.997798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.997845][ T32] r5:84be078c r4:84be0400 ** 3 printk messages dropped ** [ 1338.998056][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1339.011431][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 2 printk messages dropped ** [ 1339.011577][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.011904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1339.012137][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.012575][ T32] r4:855b2400 ** 1 printk messages dropped ** [ 1339.012646][ T32] r5:855b2400 r4:8291a680 ** 2 printk messages dropped ** [ 1339.012749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ede08 ** 6 printk messages dropped ** [ 1339.013237][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1339.013546][ T32] r5:854f2b8c r4:854f2800 [ 1339.013606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.013692][ T32] r7:dddced80 r6:83018000 r5:854f2b8c r4:85584900 [ 1339.013718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.013793][ T32] r10:61c88647 r9:855b2400 r8:8558492c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.013849][ T32] r4:85584900 [ 1339.013872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.013945][ T32] r10:00000000 r9:85584900 r8:80287e08 r7:eb6e9e60 r6:85584980 r5:855b2400 [ 1339.013984][ T32] r4:00000001 [ 1339.014005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.014095][ T32] Exception stack(0xeb6edfb0 to 0xeb6edff8) [ 1339.014131][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.014189][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.014249][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.014281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.014360][ T32] r4:85597000 [ 1339.014783][ T32] INFO: task kworker/0:556:5120 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.014821][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.014879][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.014953][ T32] Call trace: [ 1339.015039][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.015101][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.015125][ T32] r4:00000000 [ 1339.015146][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.015187][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.015243][ T32] dd20: c8d9e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.015278][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.015333][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.015360][ T32] r5:800f0013 r4:80239bb0 [ 1339.015442][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.015488][ T32] r4:82ac21e4 [ 1339.015510][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.015572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1339.015597][ T32] r4:e05addc0 [ 1339.015670][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.015719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.015744][ T32] r4:00000000 [ 1339.015763][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.015820][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.015876][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.015924][ T32] r5:00001000 r4:dfd07000 [ 1339.015944][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.015984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.016111][ T32] r5:84be078c r4:84be0400 [ 1339.016193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.016244][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1339.016266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.016315][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.016397][ T32] r4:84bbbf00 [ 1339.016422][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.016480][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.016507][ T32] r4:00000001 [ 1339.016526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.016649][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.016680][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.016708][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.016735][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.016763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.016786][ T32] r4:84ba87c0 [ 1339.016825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.016858][ T32] INFO: task kworker/0:557:5122 blocked for more than 465 seconds. [ 1339.016907][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.016965][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.017026][ T32] task:kworker/0:557 state:D stack:0 pid:5122 tgid:5122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.017105][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.017153][ T32] Call trace: [ 1339.017251][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.017306][ T32] r10:8291a684 r9:eb6f1d84 r8:00000002 r7:60000113 r6:eb6f1d8c r5:855b3000 [ 1339.017358][ T32] r4:855b3000 [ 1339.017403][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.017470][ T32] r5:855b3000 r4:8291a680 [ 1339.017551][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.017641][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.017717][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f1e08 [ 1339.017770][ T32] r4:00000000 [ 1339.017793][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.017831][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.017893][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.017939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85597200 [ 1339.017989][ T32] r4:00000000 [ 1339.018031][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.018079][ T32] r9:83018005 r8:855b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1339.018104][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.018145][ T32] r5:00001000 r4:eafa1000 [ 1339.042374][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.042535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.042605][ T32] r5:854f238c r4:854f2000 [ 1339.042635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.042691][ T32] r7:dddced80 r6:83018000 r5:854f238c r4:85584a00 [ 1339.042727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.042780][ T32] r10:61c88647 r9:855b3000 r8:85584a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.042825][ T32] r4:85584a00 [ 1339.042849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.042897][ T32] r10:00000000 r9:85584a00 r8:80287e08 r7:eb6ede60 r6:85584a80 r5:855b3000 [ 1339.042948][ T32] r4:00000001 [ 1339.042999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.043043][ T32] Exception stack(0xeb6f1fb0 to 0xeb6f1ff8) [ 1339.043075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.043104][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.043131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.043982][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1339.044645][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1339.044945][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1339.045556][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.045822][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1339.046207][ T32] r10:8291a684 r9:eb6f5d84 r8:00000002 r7:60000013 r6:eb6f5d8c r5:855b3c00 ** 9 printk messages dropped ** [ 1339.046698][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1339.047145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.047193][ T32] r5:854f278c r4:854f2400 [ 1339.047213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.047260][ T32] r7:dddced80 r6:83018000 r5:854f278c r4:85584b00 [ 1339.047281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.047329][ T32] r10:61c88647 r9:855b3c00 r8:85584b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.047352][ T32] r4:85584b00 [ 1339.047372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.047437][ T32] r10:00000000 r9:85584b00 r8:80287e08 r7:eb6ede60 r6:85584b80 r5:855b3c00 [ 1339.047572][ T32] r4:00000001 [ 1339.047597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.047637][ T32] Exception stack(0xeb6f5fb0 to 0xeb6f5ff8) [ 1339.047663][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.047875][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.047992][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.048024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.048048][ T32] r4:85597240 [ 1339.069074][ T32] INFO: task kworker/0:558:5124 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.069204][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.069348][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.069461][ T32] Call trace: [ 1339.069526][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.069596][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.069621][ T32] r4:00000000 [ 1339.069675][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.069723][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.069753][ T32] dd20: c9579000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.069800][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.069836][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.069921][ T32] r5:800f0013 r4:80239bb0 [ 1339.069946][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.070025][ T32] r4:82ac21e4 [ 1339.070050][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 5 printk messages dropped ** [ 1339.070222][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1339.070703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1339.070985][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.071353][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.071889][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1339.072354][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1339.072676][ T32] r5:854f338c r4:854f3000 [ 1339.072698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.072744][ T32] r7:dddced80 r6:83018000 r5:854f338c r4:85584c00 ** 1 printk messages dropped ** [ 1339.072851][ T32] r10:61c88647 r9:855b4800 r8:85584c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1339.073126][ T32] Exception stack(0xeb6f9fb0 to 0xeb6f9ff8) ** 7 printk messages dropped ** [ 1339.073674][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.074128][ T32] dd20: c9579000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 10 printk messages dropped ** [ 1339.074840][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.075099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.075534][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.075706][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.076215][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.076579][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1339.076720][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.076759][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.076794][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.076862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85597780 [ 1339.076915][ T32] r4:00000000 [ 1339.076982][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.077061][ T32] r9:83018005 r8:855aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.077116][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.077192][ T32] r5:00001000 r4:eb179000 [ 1339.077215][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.077255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.077296][ T32] r5:854f2f8c r4:854f2c00 [ 1339.077337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.077445][ T32] r7:dddced80 r6:83018000 r5:854f2f8c r4:85584d00 [ 1339.077471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.077518][ T32] r10:61c88647 r9:855aec00 r8:85584d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.077569][ T32] r4:85584d00 [ 1339.077595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.077671][ T32] r10:00000000 r9:85584d00 r8:80287e08 r7:eb6f9e60 r6:8557d800 r5:855aec00 [ 1339.077707][ T32] r4:00000001 [ 1339.077757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.077812][ T32] Exception stack(0xeb701fb0 to 0xeb701ff8) [ 1339.077878][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.077910][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.077937][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.077966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.077988][ T32] r4:855976c0 [ 1339.099973][ T32] INFO: task kworker/0:560:5127 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.100191][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.100354][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.100432][ T32] Call trace: [ 1339.100498][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.100567][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.100593][ T32] r4:00000000 [ 1339.100616][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.100704][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.100738][ T32] dd20: c996d000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.100798][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.100863][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.100920][ T32] r5:800f0013 r4:80239bb0 [ 1339.100945][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.100989][ T32] r4:82ac21e4 [ 1339.101038][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.101093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1339.101117][ T32] r4:e05addc0 [ 1339.101138][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.101180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.101203][ T32] r4:00000000 [ 1339.101222][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.101268][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.101303][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.101380][ T32] r5:00001000 r4:dfd07000 [ 1339.101412][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.101455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.101499][ T32] r5:84be078c r4:84be0400 [ 1339.101519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.101567][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1339.101644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.101697][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.101720][ T32] r4:84bbbf00 [ 1339.101740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.101809][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.101865][ T32] r4:00000001 [ 1339.101896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.101934][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.101960][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.102017][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.102053][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.102086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.102109][ T32] r4:84ba87c0 [ 1339.102131][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.102190][ T32] INFO: task kworker/0:561:5130 blocked for more than 465 seconds. [ 1339.102235][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.102262][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.102290][ T32] task:kworker/0:561 state:D stack:0 pid:5130 tgid:5130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.102348][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.102425][ T32] Call trace: [ 1339.102489][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.102564][ T32] r10:8291a684 r9:eb70dd84 r8:00000002 r7:60000113 r6:eb70dd8c r5:855ad400 [ 1339.102594][ T32] r4:855ad400 [ 1339.102619][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.102733][ T32] r5:855ad400 r4:8291a680 [ 1339.102760][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.102803][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.102845][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb70de08 [ 1339.102889][ T32] r4:00000000 [ 1339.102912][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.102949][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.102984][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.103025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85597bc0 [ 1339.103047][ T32] r4:00000000 [ 1339.103093][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.103141][ T32] r9:83018005 r8:855ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1339.103163][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.103205][ T32] r5:00001000 r4:eb2a5000 [ 1339.103252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.103314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.103362][ T32] r5:854f3b8c r4:854f3800 [ 1339.103383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.103441][ T32] r7:dddced80 r6:83018000 r5:854f3b8c r4:85584d80 ** 2 printk messages dropped ** [ 1339.103601][ T32] r4:85584d80 ** 6 printk messages dropped ** [ 1339.104037][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.104869][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1339.105207][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1339.105344][ T32] r4:e05addc0 [ 1339.105364][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.105411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.105435][ T32] r4:00000000 [ 1339.105455][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.105501][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.105523][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.105564][ T32] r5:00001000 r4:dfd07000 [ 1339.105583][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.105622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.105664][ T32] r5:84be078c r4:84be0400 [ 1339.105683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.105786][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1339.105814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.105864][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.105915][ T32] r4:84bbbf00 [ 1339.105938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.105985][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.106008][ T32] r4:00000001 [ 1339.106027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.106063][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.106089][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.106118][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.106173][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.106206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.106257][ T32] r4:84ba87c0 [ 1339.106281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.106325][ T32] INFO: task kworker/0:562:5131 blocked for more than 465 seconds. [ 1339.106385][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.106418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.106440][ T32] task:kworker/0:562 state:D stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.106511][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.106558][ T32] Call trace: [ 1339.106589][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.106648][ T32] r10:8291a684 r9:eb711d84 r8:00000002 r7:60000113 r6:eb711d8c r5:855a9800 [ 1339.106674][ T32] r4:855a9800 [ 1339.106695][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.106765][ T32] r5:855a9800 r4:8291a680 [ 1339.106791][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.106943][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.107171][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.107442][ T32] r5:854f378c r4:854f3400 [ 1339.107491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1339.107675][ T32] r10:61c88647 r9:855a9800 r8:85584e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.108014][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.125527][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 14 printk messages dropped ** [ 1339.126383][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1339.126915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1339.127673][ T32] task:kworker/0:563 state:D stack:0 pid:5133 tgid:5133 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1339.141647][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.141830][ T32] r5:854f3f8c r4:854f3c00 ** 4 printk messages dropped ** [ 1339.142097][ T32] r4:85584e80 ** 6 printk messages dropped ** [ 1339.142308][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.143360][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1339.143735][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1339.144088][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.144467][ T32] r5:84be078c r4:84be0400 ** 5 printk messages dropped ** [ 1339.144805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1339.145125][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.145316][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.145342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.145363][ T32] task:kworker/0:564 state:D stack:0 pid:5135 tgid:5135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.145414][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.145490][ T32] Call trace: [ 1339.145542][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.145594][ T32] r10:8291a684 r9:eb721d84 r8:00000002 r7:60000013 r6:eb721d8c r5:85543000 [ 1339.145617][ T32] r4:85543000 [ 1339.145638][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.145681][ T32] r5:85543000 r4:8291a680 [ 1339.145729][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.145801][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.145859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb721e08 [ 1339.145908][ T32] r4:00000000 [ 1339.145959][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.146035][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.146074][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.146163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85597f40 [ 1339.146218][ T32] r4:00000000 [ 1339.146242][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.146287][ T32] r9:83018005 r8:85543000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1339.146310][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.146351][ T32] r5:00001000 r4:eb3cf000 [ 1339.146371][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.146418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.146462][ T32] r5:855e878c r4:855e8400 [ 1339.146543][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.146621][ T32] r7:dddced80 r6:83018000 r5:855e878c r4:85584f00 [ 1339.146646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.146695][ T32] r10:61c88647 r9:85543000 r8:85584f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.146718][ T32] r4:85584f00 [ 1339.146828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.146909][ T32] r10:00000000 r9:85584f00 r8:80287e08 r7:eb719e60 r6:8557da00 r5:85543000 [ 1339.146963][ T32] r4:00000001 [ 1339.147013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.147081][ T32] Exception stack(0xeb721fb0 to 0xeb721ff8) [ 1339.147113][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.147163][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.147250][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.147287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1339.147768][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.148315][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1339.167746][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1339.167922][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.168619][ T32] r5:84be078c r4:84be0400 ** 6 printk messages dropped ** [ 1339.168895][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 8 printk messages dropped ** [ 1339.169206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1339.169598][ T32] r4:85548c00 ** 6 printk messages dropped ** [ 1339.169946][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1339.170369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.170554][ T32] r10:61c88647 r9:85548c00 r8:85584fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1339.171833][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 20 printk messages dropped ** [ 1339.172607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.173004][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1339.173261][ T32] r4:84ba87c0 [ 1339.173281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.173336][ T32] INFO: task kworker/0:566:5139 blocked for more than 465 seconds. [ 1339.173370][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.173425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.173477][ T32] task:kworker/0:566 state:D stack:0 pid:5139 tgid:5139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.173559][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.173624][ T32] Call trace: [ 1339.173687][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.173736][ T32] r10:8291a684 r9:eb731d84 r8:00000002 r7:60000013 r6:eb731d8c r5:85548000 [ 1339.173759][ T32] r4:85548000 [ 1339.173779][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.173822][ T32] r5:85548000 r4:8291a680 [ 1339.173870][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.173931][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.173977][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb731e08 [ 1339.174027][ T32] r4:00000000 [ 1339.174049][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.174116][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.174155][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.174197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85590480 [ 1339.174219][ T32] r4:00000000 [ 1339.174239][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.174281][ T32] r9:83018005 r8:85548000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1339.174303][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.174344][ T32] r5:00001000 r4:eb58b000 [ 1339.174363][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.174412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.174482][ T32] r5:85517f8c r4:85517c00 [ 1339.174507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.174557][ T32] r7:dddced80 r6:83018000 r5:85517f8c r4:8561c000 [ 1339.174578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.174638][ T32] r10:61c88647 r9:85548000 r8:8561c02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.174695][ T32] r4:8561c000 [ 1339.174718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.174764][ T32] r10:00000000 r9:8561c000 r8:80287e08 r7:eb721e60 r6:8557db00 r5:85548000 [ 1339.174786][ T32] r4:00000001 [ 1339.174805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.174841][ T32] Exception stack(0xeb731fb0 to 0xeb731ff8) [ 1339.174866][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.174896][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.174921][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.174950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.175011][ T32] r4:85597e40 [ 1339.175274][ T32] INFO: task kworker/0:566:5139 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.175308][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.175363][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.175431][ T32] Call trace: [ 1339.175493][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.175574][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.175600][ T32] r4:00000000 [ 1339.175619][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.175660][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.175689][ T32] dd20: c9e7c000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.175717][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.175743][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.175765][ T32] r5:800f0013 r4:80239bb0 [ 1339.175785][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.175823][ T32] r4:82ac21e4 [ 1339.175922][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.175982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 5 printk messages dropped ** [ 1339.176225][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 11 printk messages dropped ** [ 1339.176755][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 2 printk messages dropped ** [ 1339.176833][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.176859][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.176886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.176912][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.176969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.177021][ T32] r4:84ba87c0 [ 1339.177045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.177072][ T32] INFO: task kworker/0:567:5142 blocked for more than 465 seconds. [ 1339.177100][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.177152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.177177][ T32] task:kworker/0:567 state:D stack:0 pid:5142 tgid:5142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.177235][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.177313][ T32] Call trace: [ 1339.177381][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.177435][ T32] r10:8291a684 r9:eb6fdd84 r8:00000002 r7:60000113 r6:eb6fdd8c r5:8554a400 [ 1339.177458][ T32] r4:8554a400 [ 1339.177477][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1339.177617][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6fde08 ** 5 printk messages dropped ** [ 1339.177959][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.212158][ T32] r5:855e8b8c r4:855e8800 [ 1339.212184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1339.212303][ T32] r10:61c88647 r9:8554a400 r8:8561c0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1339.213117][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1339.213786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 10 printk messages dropped ** [ 1339.214189][ T32] r5:84be078c r4:84be0400 ** 5 printk messages dropped ** [ 1339.214439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1339.214781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1339.214935][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1339.215055][ T32] r10:8291a684 r9:eb735d84 r8:00000002 r7:60000113 r6:eb735d8c r5:8554bc00 [ 1339.215106][ T32] r4:8554bc00 [ 1339.215132][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.215176][ T32] r5:8554bc00 r4:8291a680 [ 1339.215223][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.215266][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.215310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb735e08 [ 1339.215333][ T32] r4:00000000 [ 1339.215351][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.215385][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.215425][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.215465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85624400 [ 1339.215515][ T32] r4:00000000 [ 1339.215564][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.215631][ T32] r9:83018205 r8:8554bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1339.215657][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.215702][ T32] r5:00001000 r4:eb74f000 [ 1339.215751][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.215825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.215873][ T32] r5:8552c38c r4:8552c000 [ 1339.215895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.215942][ T32] r7:ddde2d80 r6:83018200 r5:8552c38c r4:8557dc00 [ 1339.215964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.216011][ T32] r10:61c88647 r9:8554bc00 r8:8557dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.216034][ T32] r4:8557dc00 [ 1339.216085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.216160][ T32] r10:00000000 r9:8557dc00 r8:80287e08 r7:eb625e60 r6:8557dc80 r5:8554bc00 [ 1339.216213][ T32] r4:00000001 [ 1339.216236][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.216272][ T32] Exception stack(0xeb735fb0 to 0xeb735ff8) [ 1339.216299][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.216327][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.216353][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.216381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.216437][ T32] r4:855903c0 [ 1339.216677][ T32] INFO: task kworker/1:440:5146 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.216710][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.216763][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.216839][ T32] Call trace: [ 1339.216897][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.217031][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.217059][ T32] r4:00000000 [ 1339.217079][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.217119][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.217147][ T32] dd20: ca480000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.217226][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.217286][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.217364][ T32] r5:800f0013 r4:80239bb0 [ 1339.217394][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 4 printk messages dropped ** [ 1339.217632][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1339.224523][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 9 printk messages dropped ** [ 1339.225003][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.225253][ T32] task:kworker/0:568 state:D stack:0 pid:5147 tgid:5147 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1339.225816][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1339.226273][ T32] r5:855e8f8c r4:855e8c00 [ 1339.226293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1339.226537][ T32] r10:00000000 r9:8561c100 r8:80287e08 r7:eb6fde60 r6:8557dd00 r5:8554c800 ** 9 printk messages dropped ** [ 1339.227253][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1339.227792][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1339.228000][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1339.243258][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1339.243655][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 4 printk messages dropped ** [ 1339.243937][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 4 printk messages dropped ** [ 1339.244171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1339.244350][ T32] INFO: task kworker/0:569:5148 blocked for more than 465 seconds. ** 4 printk messages dropped ** [ 1339.244625][ T32] Call trace: [ 1339.244662][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.244727][ T32] r10:8291a684 r9:eb73dd84 r8:00000002 r7:60000013 r6:eb73dd8c r5:8554d400 [ 1339.244755][ T32] r4:8554d400 [ 1339.244775][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.244820][ T32] r5:8554d400 r4:8291a680 [ 1339.244841][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.244922][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.244972][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb73de08 [ 1339.245052][ T32] r4:00000000 [ 1339.245076][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.245112][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.245178][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.245223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561d440 [ 1339.245246][ T32] r4:00000000 [ 1339.245266][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.245310][ T32] r9:83018005 r8:8554d400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.245334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.245376][ T32] r5:00001000 r4:eb743000 [ 1339.245507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.245553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.245596][ T32] r5:855e938c r4:855e9000 [ 1339.245618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.245678][ T32] r7:dddced80 r6:83018000 r5:855e938c r4:8561c180 [ 1339.245703][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.245751][ T32] r10:61c88647 r9:8554d400 r8:8561c1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.245773][ T32] r4:8561c180 [ 1339.245797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.245874][ T32] r10:00000000 r9:8561c180 r8:80287e08 r7:eb739e60 r6:8557dd80 r5:8554d400 [ 1339.245900][ T32] r4:00000001 [ 1339.245919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.245954][ T32] Exception stack(0xeb73dfb0 to 0xeb73dff8) [ 1339.245980][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.246008][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.246034][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.246063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.246084][ T32] r4:8561d200 [ 1339.246510][ T32] INFO: task kworker/0:569:5148 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.246549][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.246685][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.246790][ T32] Call trace: [ 1339.246826][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.246878][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.246902][ T32] r4:00000000 [ 1339.246922][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.246961][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.246989][ T32] dd20: ca6cc000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.247017][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.247042][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.247065][ T32] r5:800f0013 r4:80239bb0 [ 1339.247112][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.247160][ T32] r4:82ac21e4 [ 1339.247183][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.247225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1339.247249][ T32] r4:e05addc0 [ 1339.247268][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.247368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.247399][ T32] r4:00000000 [ 1339.247421][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.247496][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.247598][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1339.247715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.264422][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 8 printk messages dropped ** [ 1339.264745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1339.265164][ T32] r5:8554b000 r4:8291a680 ** 8 printk messages dropped ** [ 1339.265587][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.265883][ T32] r5:855e9f8c r4:855e9c00 [ 1339.265909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1339.266061][ T32] r10:61c88647 r9:8554b000 r8:8561c22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1339.266250][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.266307][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.266373][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.266414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.266438][ T32] r4:8561d1c0 [ 1339.266849][ T32] INFO: task kworker/0:570:5151 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.266885][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.266941][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.267016][ T32] Call trace: [ 1339.267083][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.267137][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.267161][ T32] r4:00000000 [ 1339.267181][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.267267][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.267306][ T32] dd20: ca9a9000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.267337][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.267363][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.267387][ T32] r5:800f0013 r4:80239bb0 [ 1339.267412][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.267453][ T32] r4:82ac21e4 [ 1339.267502][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.267573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1339.267626][ T32] r4:e05addc0 [ 1339.267679][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.267726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.267750][ T32] r4:00000000 [ 1339.267771][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.267844][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.267900][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.267973][ T32] r5:00001000 r4:dfd07000 [ 1339.267997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.268040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.268082][ T32] r5:84be078c r4:84be0400 [ 1339.268101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.278901][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1339.278983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.279058][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.279083][ T32] r4:84bbbf00 [ 1339.279105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.279183][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.279210][ T32] r4:00000001 [ 1339.279232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.279272][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.279303][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.279332][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.279422][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.279492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.279565][ T32] r4:84ba87c0 [ 1339.279604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.279648][ T32] INFO: task kworker/1:441:5153 blocked for more than 465 seconds. [ 1339.279684][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.279710][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.279732][ T32] task:kworker/1:441 state:D stack:0 pid:5153 tgid:5153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.279788][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.279886][ T32] Call trace: [ 1339.279952][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.280039][ T32] r10:8291a684 r9:eb6ddd84 r8:00000002 r7:60000113 r6:eb6ddd8c r5:8554ec00 [ 1339.280074][ T32] r4:8554ec00 [ 1339.280096][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.280141][ T32] r5:8554ec00 r4:8291a680 [ 1339.280163][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.280203][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1339.280289][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1339.280421][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1339.280839][ T32] r5:8552cb8c r4:8552c800 [ 1339.280888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1339.281039][ T32] r10:61c88647 r9:8554ec00 r8:8557deac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1339.281435][ T32] r4:85624340 ** 4 printk messages dropped ** [ 1339.282011][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1339.282382][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1339.282505][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1339.282662][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.282684][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.282738][ T32] r5:00001000 r4:dfd07000 [ 1339.282769][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.282812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.282855][ T32] r5:84be078c r4:84be0400 [ 1339.282874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.282920][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1339.282942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.283009][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.283067][ T32] r4:84bbbf00 [ 1339.283103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.283226][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.283254][ T32] r4:00000001 [ 1339.283275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.283311][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.283350][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.283383][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.283423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.283453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.283477][ T32] r4:84ba87c0 [ 1339.283532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.283588][ T32] INFO: task kworker/1:442:5155 blocked for more than 465 seconds. [ 1339.283618][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.283658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.283684][ T32] task:kworker/1:442 state:D stack:0 pid:5155 tgid:5155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.283792][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.283836][ T32] Call trace: [ 1339.283899][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.283948][ T32] r10:8291a684 r9:eb741d84 r8:00000002 r7:60000013 r6:eb741d8c r5:8554e000 [ 1339.283972][ T32] r4:8554e000 [ 1339.283992][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.284062][ T32] r5:8554e000 r4:8291a680 [ 1339.284114][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.284159][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.284232][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb741e08 [ 1339.284289][ T32] r4:00000000 [ 1339.284313][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.284350][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.284384][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.284433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85624680 ** 4 printk messages dropped ** [ 1339.284653][ T32] r5:00001000 r4:eb75f000 ** 2 printk messages dropped ** [ 1339.284755][ T32] r5:8552c78c r4:8552c400 [ 1339.284805][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1339.284997][ T32] r10:61c88647 r9:8554e000 r8:8557dfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1339.285453][ T32] r4:85624340 ** 4 printk messages dropped ** [ 1339.285918][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1339.286139][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1339.286577][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.286815][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1339.287091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1339.287348][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.287910][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.307709][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1339.307993][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1339.308724][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.308939][ T32] r5:8552cf8c r4:8552cc00 [ 1339.308993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1339.309174][ T32] r10:61c88647 r9:85549800 r8:856230ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.309513][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.310112][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1339.310249][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.310303][ T32] r4:00000000 [ 1339.310357][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.310411][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.310441][ T32] dd20: cae6c000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.310471][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.310497][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.310549][ T32] r5:800f0013 r4:80239bb0 [ 1339.310574][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.310615][ T32] r4:82ac21e4 [ 1339.310636][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.310679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1339.310732][ T32] r4:e05addc0 [ 1339.310756][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.310831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.310859][ T32] r4:00000000 [ 1339.310879][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.310927][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.310976][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.311024][ T32] r5:00001000 r4:dfd07000 [ 1339.311044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.311083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.311189][ T32] r5:84be078c r4:84be0400 [ 1339.311213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.311291][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1339.311317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.311366][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.311420][ T32] r4:84bbbf00 [ 1339.311506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.311575][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.311600][ T32] r4:00000001 [ 1339.311621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.311659][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.311716][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.311762][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.311792][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.311821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.311886][ T32] r4:84ba87c0 [ 1339.311913][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.311942][ T32] INFO: task kworker/1:444:5160 blocked for more than 465 seconds. [ 1339.311976][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.312000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.312022][ T32] task:kworker/1:444 state:D stack:0 pid:5160 tgid:5160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.312090][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.312132][ T32] Call trace: [ 1339.312179][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.312226][ T32] r10:8291a684 r9:eb775d84 r8:00000002 r7:60000113 r6:eb775d8c r5:855ae000 [ 1339.312250][ T32] r4:855ae000 [ 1339.312281][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.312328][ T32] r5:855ae000 r4:8291a680 [ 1339.312349][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.312397][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.312441][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 [ 1339.312481][ T32] r4:00000000 [ 1339.312504][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.312539][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.312574][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.312614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856249c0 [ 1339.312636][ T32] r4:00000000 [ 1339.312655][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.312699][ T32] r9:83018205 r8:855ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1339.312722][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.312763][ T32] r5:00001000 r4:eb783000 [ 1339.312783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.312821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.312862][ T32] r5:855e9b8c r4:855e9800 [ 1339.312881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.312928][ T32] r7:ddde2d80 r6:83018200 r5:855e9b8c r4:85623180 [ 1339.312949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.312996][ T32] r10:61c88647 r9:855ae000 r8:856231ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.313047][ T32] r4:85623180 [ 1339.313160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.313448][ T32] r10:00000000 r9:85623180 r8:80287e08 r7:eb72de60 r6:85623200 r5:855ae000 [ 1339.313477][ T32] r4:00000001 [ 1339.313497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.313548][ T32] Exception stack(0xeb775fb0 to 0xeb775ff8) [ 1339.313580][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.313610][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.313636][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.313708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.313735][ T32] r4:856247c0 [ 1339.314013][ T32] INFO: task kworker/1:444:5160 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.314084][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.314205][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.314270][ T32] Call trace: [ 1339.314302][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.314353][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.314377][ T32] r4:00000000 [ 1339.314425][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.314469][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 4 printk messages dropped ** [ 1339.314661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 15 printk messages dropped ** [ 1339.315256][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 4 printk messages dropped ** [ 1339.315493][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 9 printk messages dropped ** [ 1339.315882][ T32] INFO: task kworker/1:445:5162 blocked for more than 465 seconds. ** 4 printk messages dropped ** [ 1339.316043][ T32] Call trace: [ 1339.316073][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.316147][ T32] r10:8291a684 r9:eb781d84 r8:00000002 r7:60000113 r6:eb781d8c r5:855b8000 [ 1339.316202][ T32] r4:855b8000 [ 1339.316253][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.316299][ T32] r5:855b8000 r4:8291a680 [ 1339.316321][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.316360][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.316409][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 [ 1339.316462][ T32] r4:00000000 [ 1339.316485][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.316521][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.316556][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.316597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479c880 [ 1339.316619][ T32] r4:00000000 [ 1339.316639][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.316682][ T32] r9:83018205 r8:855b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 [ 1339.316703][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.316744][ T32] r5:00001000 r4:ec5c9000 [ 1339.316783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.316826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.316867][ T32] r5:8552ff8c r4:8552fc00 [ 1339.316887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.316935][ T32] r7:ddde2d80 r6:83018200 r5:8552ff8c r4:85623280 [ 1339.316956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.317003][ T32] r10:61c88647 r9:855b8000 r8:856232ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.317055][ T32] r4:85623280 [ 1339.317078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.317124][ T32] r10:00000000 r9:85623280 r8:80287e08 r7:eb775e60 r6:85623300 r5:855b8000 [ 1339.317173][ T32] r4:00000001 [ 1339.317196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.317259][ T32] Exception stack(0xeb781fb0 to 0xeb781ff8) [ 1339.317308][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.317376][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.317438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.317482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.317537][ T32] r4:85624900 [ 1339.317762][ T32] INFO: task kworker/1:445:5162 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.317826][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.317883][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.317929][ T32] Call trace: [ 1339.318023][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.318077][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.318101][ T32] r4:00000000 [ 1339.350976][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.351122][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.351160][ T32] dd20: cb3fa000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.351213][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.351298][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.351330][ T32] r5:800f0013 r4:80239bb0 [ 1339.351353][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.351419][ T32] r4:82ac21e4 [ 1339.351472][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.351519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1339.351636][ T32] r4:e05addc0 [ 1339.351662][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.351706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.351758][ T32] r4:00000000 [ 1339.351782][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.351830][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.351851][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.352059][ T32] r5:84be078c r4:84be0400 ** 4 printk messages dropped ** [ 1339.352435][ T32] r4:84bbbf00 [ 1339.352455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.352502][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.352525][ T32] r4:00000001 [ 1339.352563][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.352602][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.352661][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.352722][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.352777][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.352810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.352833][ T32] r4:84ba87c0 [ 1339.352958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.352992][ T32] INFO: task kworker/1:446:5163 blocked for more than 465 seconds. [ 1339.353055][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.353082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.353106][ T32] task:kworker/1:446 state:D stack:0 pid:5163 tgid:5163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.353161][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.353206][ T32] Call trace: [ 1339.353240][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.353288][ T32] r10:8291a684 r9:eb769d84 r8:00000002 r7:60000113 r6:eb769d8c r5:855b8c00 [ 1339.353311][ T32] r4:855b8c00 ** 3 printk messages dropped ** [ 1339.353475][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1339.354056][ T32] r5:8552d78c r4:8552d400 [ 1339.354095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1339.354213][ T32] r10:61c88647 r9:855b8c00 r8:856233ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1339.354321][ T32] r10:00000000 r9:85623380 r8:80287e08 r7:eb781e60 r6:85623400 r5:855b8c00 ** 5 printk messages dropped ** [ 1339.354518][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.355035][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1339.355233][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 3 printk messages dropped ** [ 1339.355428][ T32] dd20: cb3fa000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 10 printk messages dropped ** [ 1339.355873][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.356206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.356777][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1339.357035][ T32] r4:84ba87c0 ** 4 printk messages dropped ** [ 1339.357220][ T32] task:kworker/0:571 state:D stack:0 pid:5165 tgid:5165 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1339.357522][ T32] r4:855ba400 [ 1339.357557][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.357790][ T32] r5:855ba400 r4:8291a680 [ 1339.357814][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.357870][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.357915][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb51de08 [ 1339.357965][ T32] r4:00000000 [ 1339.357988][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.358041][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.358276][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.373257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561dc00 [ 1339.373491][ T32] r4:00000000 [ 1339.373522][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.373682][ T32] r9:83018005 r8:855ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1339.373711][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.373760][ T32] r5:00001000 r4:dfaa7000 [ 1339.373867][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.373970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.374018][ T32] r5:855ea38c r4:855ea000 [ 1339.374040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.374088][ T32] r7:dddced80 r6:83018000 r5:855ea38c r4:8561c280 [ 1339.374152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.374249][ T32] r10:61c88647 r9:855ba400 r8:8561c2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.374352][ T32] r4:8561c280 [ 1339.374452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.374504][ T32] r10:00000000 r9:8561c280 r8:80287e08 r7:eb74de60 r6:85623480 r5:855ba400 [ 1339.374551][ T32] r4:00000001 [ 1339.374649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.374830][ T32] Exception stack(0xeb51dfb0 to 0xeb51dff8) [ 1339.374864][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.374893][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.374919][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.375005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.375032][ T32] r4:8561d980 [ 1339.375432][ T32] INFO: task kworker/0:571:5165 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.375470][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.375610][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.375711][ T32] Call trace: [ 1339.375744][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.375797][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.375821][ T32] r4:00000000 [ 1339.375842][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.375881][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.375937][ T32] dd20: cb541000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.375970][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.376105][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.376192][ T32] r5:800f0013 r4:80239bb0 [ 1339.376222][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.376264][ T32] r4:82ac21e4 [ 1339.376285][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.376368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1339.376467][ T32] r4:e05addc0 [ 1339.376498][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.376542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.376565][ T32] r4:00000000 [ 1339.376645][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.376696][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.376719][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.376767][ T32] r5:00001000 r4:dfd07000 [ 1339.376790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.376859][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.376906][ T32] r5:84be078c r4:84be0400 [ 1339.376927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.376973][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1339.376994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1339.377151][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.377302][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.377611][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.378001][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.397738][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1339.397995][ T32] r7:dddced80 r6:83018000 r5:855ea78c r4:8561c300 ** 5 printk messages dropped ** [ 1339.398821][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1339.399116][ T32] r4:8561dc80 ** 2 printk messages dropped ** [ 1339.399706][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.400067][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1339.400237][ T32] r4:e05addc0 [ 1339.400258][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.400340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.400368][ T32] r4:00000000 [ 1339.400436][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.400518][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.400547][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.400593][ T32] r5:00001000 r4:dfd07000 [ 1339.400613][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.400657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.400701][ T32] r5:84be078c r4:84be0400 [ 1339.400722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.400768][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1339.400791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.400837][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.400860][ T32] r4:84bbbf00 [ 1339.400879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.400956][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.400985][ T32] r4:00000001 [ 1339.401007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.401074][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.401101][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.401129][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.401155][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.401250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.401350][ T32] r4:84ba87c0 [ 1339.401386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.401429][ T32] INFO: task kworker/0:573:5169 blocked for more than 465 seconds. [ 1339.401464][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.401489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.401542][ T32] task:kworker/0:573 state:D stack:0 pid:5169 tgid:5169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.401644][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.401717][ T32] Call trace: [ 1339.401852][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.401902][ T32] r10:8291a684 r9:eb671d84 r8:00000002 r7:60000013 r6:eb671d8c r5:855bc800 [ 1339.402012][ T32] r4:855bc800 [ 1339.402040][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.402084][ T32] r5:855bc800 r4:8291a680 [ 1339.402105][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.402144][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.402184][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb671e08 [ 1339.402206][ T32] r4:00000000 [ 1339.402225][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.402259][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.402293][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.402365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85590540 [ 1339.402425][ T32] r4:00000000 [ 1339.402518][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.402706][ T32] r9:83018005 r8:855bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1339.402795][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.402918][ T32] r5:00001000 r4:ead11000 [ 1339.402965][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.403054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.403146][ T32] r5:855eb78c r4:855eb400 [ 1339.403191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.403290][ T32] r7:dddced80 r6:83018000 r5:855eb78c r4:8561c380 [ 1339.403435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.403535][ T32] r10:61c88647 r9:855bc800 r8:8561c3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.403605][ T32] r4:8561c380 [ 1339.403666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.403765][ T32] r10:00000000 r9:8561c380 r8:80287e08 r7:eb559e60 r6:85623580 r5:855bc800 ** 7 printk messages dropped ** [ 1339.404233][ T32] r4:8561da80 ** 5 printk messages dropped ** [ 1339.405424][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 2 printk messages dropped ** [ 1339.405600][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.405653][ T32] dd20: cb88d000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.405684][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.405709][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.405733][ T32] r5:800f0013 r4:80239bb0 [ 1339.405793][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.405883][ T32] r4:82ac21e4 [ 1339.405930][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.406048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1339.406101][ T32] r4:e05addc0 [ 1339.406173][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.406261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.406310][ T32] r4:00000000 [ 1339.406390][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.406493][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.406567][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1339.407117][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 4 printk messages dropped ** [ 1339.407460][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 10 printk messages dropped ** [ 1339.432732][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1339.433178][ T32] r4:855bd400 ** 4 printk messages dropped ** [ 1339.433384][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb67de08 ** 8 printk messages dropped ** [ 1339.433667][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.433812][ T32] r5:855eab8c r4:855ea800 ** 1 printk messages dropped ** [ 1339.433880][ T32] r7:dddced80 r6:83018000 r5:855eab8c r4:8561c400 ** 2 printk messages dropped ** [ 1339.434050][ T32] r4:8561c400 ** 4 printk messages dropped ** [ 1339.434233][ T32] Exception stack(0xeb67dfb0 to 0xeb67dff8) ** 7 printk messages dropped ** [ 1339.434891][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.435204][ T32] dd20: cbb3b000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 7 printk messages dropped ** [ 1339.435661][ T32] r4:e05addc0 [ 1339.435681][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.435722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.435745][ T32] r4:00000000 [ 1339.435765][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.435810][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.435833][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.435875][ T32] r5:00001000 r4:dfd07000 [ 1339.435980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.436066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.436114][ T32] r5:84be078c r4:84be0400 [ 1339.436134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.436182][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1339.436203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.436249][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.436271][ T32] r4:84bbbf00 [ 1339.436290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.436401][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.436439][ T32] r4:00000001 [ 1339.436460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.436498][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.436524][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.436552][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.436578][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.436641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.436729][ T32] r4:84ba87c0 [ 1339.436756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.436782][ T32] INFO: task kworker/0:575:5172 blocked for more than 465 seconds. [ 1339.436907][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.436937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.436959][ T32] task:kworker/0:575 state:D stack:0 pid:5172 tgid:5172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.437006][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.437048][ T32] Call trace: [ 1339.437079][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.437140][ T32] r10:8291a684 r9:eb699d84 r8:00000002 r7:60000013 r6:eb699d8c r5:855bbc00 [ 1339.437167][ T32] r4:855bbc00 [ 1339.437219][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.437267][ T32] r5:855bbc00 r4:8291a680 [ 1339.437288][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.437354][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.437408][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb699e08 [ 1339.437435][ T32] r4:00000000 [ 1339.437455][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.437490][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.437525][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.437567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561d7c0 [ 1339.437590][ T32] r4:00000000 [ 1339.437620][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.437720][ T32] r9:83018005 r8:855bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1339.437757][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.437801][ T32] r5:00001000 r4:e0763000 [ 1339.437821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.437863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.437905][ T32] r5:855eaf8c r4:855eac00 [ 1339.437926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.437987][ T32] r7:dddced80 r6:83018000 r5:855eaf8c r4:8561c480 [ 1339.438013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.438061][ T32] r10:61c88647 r9:855bbc00 r8:8561c4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.438084][ T32] r4:8561c480 [ 1339.459336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.459648][ T32] r10:00000000 r9:8561c480 r8:80287e08 r7:eb671e60 r6:85623680 r5:855bbc00 [ 1339.459794][ T32] r4:00000001 [ 1339.459849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.459934][ T32] Exception stack(0xeb699fb0 to 0xeb699ff8) [ 1339.460028][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.460125][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.460219][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.460285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.460366][ T32] r4:8561df80 [ 1339.461092][ T32] INFO: task kworker/0:575:5172 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.461172][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.461375][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.461490][ T32] Call trace: ** 2 printk messages dropped ** [ 1339.461742][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.462060][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1339.462696][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.463222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.463885][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 12 printk messages dropped ** [ 1339.464739][ T32] task:kworker/0:576 state:D stack:0 pid:5174 tgid:5174 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1339.465169][ T32] r4:855b6000 [ 1339.465243][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.465332][ T32] r5:855b6000 r4:8291a680 [ 1339.465409][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.465504][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.465599][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb78de08 [ 1339.465650][ T32] r4:00000000 [ 1339.465705][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.465779][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.465851][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.465943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561d540 [ 1339.465993][ T32] r4:00000000 [ 1339.466036][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.466126][ T32] r9:83018005 r8:855b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1339.466210][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.466303][ T32] r5:00001000 r4:eaa4f000 [ 1339.466378][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.466470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.466555][ T32] r5:855eb38c r4:855eb000 [ 1339.466598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.466698][ T32] r7:dddced80 r6:83018000 r5:855eb38c r4:8561c500 [ 1339.466744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.466840][ T32] r10:61c88647 r9:855b6000 r8:8561c52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.466961][ T32] r4:8561c500 [ 1339.467051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.467145][ T32] r10:00000000 r9:8561c500 r8:80287e08 r7:eb671e60 r6:8561c580 r5:855b6000 [ 1339.467195][ T32] r4:00000001 [ 1339.467267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.467346][ T32] Exception stack(0xeb78dfb0 to 0xeb78dff8) [ 1339.467415][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.467474][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.467528][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.467623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.467737][ T32] r4:8561de40 [ 1339.495253][ T32] INFO: task kworker/0:576:5174 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.495366][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.495514][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.495831][ T32] Call trace: [ 1339.495941][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.496008][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.496034][ T32] r4:00000000 [ 1339.496054][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.496132][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.496194][ T32] dd20: cc33a000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.496271][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.496372][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.496420][ T32] r5:800f0013 r4:80239bb0 [ 1339.496467][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.496577][ T32] r4:82ac21e4 [ 1339.496609][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 5 printk messages dropped ** [ 1339.496990][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1339.497807][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.507866][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.508878][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.509600][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ade08 ** 8 printk messages dropped ** [ 1339.510151][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.510360][ T32] r5:855ebb8c r4:855eb800 ** 3 printk messages dropped ** [ 1339.510546][ T32] r10:61c88647 r9:855b6c00 r8:8561c62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.510995][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.512238][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 10 printk messages dropped ** [ 1339.512828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 4 printk messages dropped ** [ 1339.513209][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1339.513378][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.513441][ T32] r5:00001000 r4:dfd07000 [ 1339.513479][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.513551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.513620][ T32] r5:84be078c r4:84be0400 [ 1339.513644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.513697][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1339.513719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.513765][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.513809][ T32] r4:84bbbf00 [ 1339.513838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.513896][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.513947][ T32] r4:00000001 [ 1339.513990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.514028][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.514055][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.514082][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.514108][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.514165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.514203][ T32] r4:84ba87c0 [ 1339.514234][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.514275][ T32] INFO: task kworker/0:578:5178 blocked for more than 466 seconds. [ 1339.514305][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.514392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.514468][ T32] task:kworker/0:578 state:D stack:0 pid:5178 tgid:5178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.514535][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.514627][ T32] Call trace: [ 1339.514748][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.514804][ T32] r10:8291a684 r9:eb6c5d84 r8:00000002 r7:60000013 r6:eb6c5d8c r5:855b5400 [ 1339.514849][ T32] r4:855b5400 [ 1339.514895][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.514979][ T32] r5:855b5400 r4:8291a680 [ 1339.515024][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.515114][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.515214][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c5e08 [ 1339.515253][ T32] r4:00000000 [ 1339.515286][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.515366][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.515451][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.515539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856280c0 [ 1339.515622][ T32] r4:00000000 [ 1339.515651][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.515697][ T32] r9:83018005 r8:855b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1339.515744][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.515816][ T32] r5:00001000 r4:eadb7000 [ 1339.515859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.515946][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.515992][ T32] r5:855ebf8c r4:855ebc00 [ 1339.516034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.516085][ T32] r7:dddced80 r6:83018000 r5:855ebf8c r4:8561c700 [ 1339.516127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.516236][ T32] r10:61c88647 r9:855b5400 r8:8561c72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.516287][ T32] r4:8561c700 [ 1339.516329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.516378][ T32] r10:00000000 r9:8561c700 r8:80287e08 r7:eb6ade60 r6:8561c780 r5:855b5400 [ 1339.516443][ T32] r4:00000001 [ 1339.516468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.516553][ T32] Exception stack(0xeb6c5fb0 to 0xeb6c5ff8) [ 1339.516607][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.516641][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.516696][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.516738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.516761][ T32] r4:8561d380 [ 1339.517137][ T32] INFO: task kworker/0:578:5178 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.517215][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.517353][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.517462][ T32] Call trace: [ 1339.517525][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.517623][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.517665][ T32] r4:00000000 [ 1339.517701][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.517802][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.517845][ T32] dd20: cc33a000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.517875][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.517918][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.517989][ T32] r5:800f0013 r4:80239bb0 [ 1339.518037][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.518121][ T32] r4:82ac21e4 [ 1339.518224][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.550896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1339.550946][ T32] r4:e05addc0 [ 1339.550970][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.551062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.551115][ T32] r4:00000000 [ 1339.551163][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.551215][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.551238][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.551283][ T32] r5:00001000 r4:dfd07000 [ 1339.551304][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.551369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.551457][ T32] r5:84be078c r4:84be0400 [ 1339.551482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.551533][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1339.551588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.551641][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.551663][ T32] r4:84bbbf00 [ 1339.551683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.551729][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.551751][ T32] r4:00000001 [ 1339.551769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.551806][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.551835][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.551863][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.551932][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.551991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1339.552076][ T32] INFO: task kworker/0:579:5181 blocked for more than 466 seconds. ** 3 printk messages dropped ** [ 1339.552213][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.552441][ T32] r4:855c0000 [ 1339.552503][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.552551][ T32] r5:855c0000 r4:8291a680 [ 1339.552598][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.552641][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.552684][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d5e08 [ 1339.552706][ T32] r4:00000000 [ 1339.552725][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.552759][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.552794][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.552835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85628340 [ 1339.552857][ T32] r4:00000000 [ 1339.552877][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.552920][ T32] r9:83018005 r8:855c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1339.552941][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.553009][ T32] r5:00001000 r4:eb035000 [ 1339.553033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.553074][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.553116][ T32] r5:855ec38c r4:855ec000 [ 1339.553135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.553179][ T32] r7:dddced80 r6:83018000 r5:855ec38c r4:8561c800 [ 1339.553199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.553247][ T32] r10:61c88647 r9:855c0000 r8:8561c82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.553269][ T32] r4:8561c800 [ 1339.553288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.553333][ T32] r10:00000000 r9:8561c800 r8:80287e08 r7:eb6c5e60 r6:8561c880 r5:855c0000 [ 1339.553354][ T32] r4:00000001 [ 1339.553373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.553418][ T32] Exception stack(0xeb6d5fb0 to 0xeb6d5ff8) [ 1339.553470][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.553501][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.553528][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.553581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.553606][ T32] r4:85628000 [ 1339.554013][ T32] INFO: task kworker/0:579:5181 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.554047][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.554102][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.554147][ T32] Call trace: [ 1339.554192][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.554243][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.554295][ T32] r4:00000000 [ 1339.554344][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.554386][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.554422][ T32] dd20: ccbb4000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.554455][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.554555][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.554610][ T32] r5:800f0013 r4:80239bb0 [ 1339.554652][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.554727][ T32] r4:82ac21e4 [ 1339.554767][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.554840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1339.554881][ T32] r4:e05addc0 [ 1339.554949][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.555032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.555099][ T32] r4:00000000 [ 1339.555151][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.555239][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.555355][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.555464][ T32] r5:00001000 r4:dfd07000 [ 1339.555519][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.555638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.555719][ T32] r5:84be078c r4:84be0400 [ 1339.555760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.555862][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1339.555911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.556004][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.556053][ T32] r4:84bbbf00 [ 1339.556096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.556254][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 4 printk messages dropped ** [ 1339.556555][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.556998][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.557438][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.558071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.579033][ T32] r5:855ec78c r4:855ec400 ** 3 printk messages dropped ** [ 1339.579310][ T32] r10:61c88647 r9:855c0c00 r8:8561c92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1339.580245][ T32] r4:85628380 ** 4 printk messages dropped ** [ 1339.581290][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1339.581723][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1339.581983][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.582198][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.582539][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.582561][ T32] r4:00000001 [ 1339.582589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.582628][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.582655][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.582715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.582744][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.582773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.582796][ T32] r4:84ba87c0 [ 1339.582816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.582871][ T32] INFO: task kworker/0:581:5185 blocked for more than 466 seconds. [ 1339.582909][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.582934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.582955][ T32] task:kworker/0:581 state:D stack:0 pid:5185 tgid:5185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.583026][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.583069][ T32] Call trace: [ 1339.583121][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.583171][ T32] r10:8291a684 r9:eb795d84 r8:00000002 r7:60000113 r6:eb795d8c r5:855c1800 [ 1339.583195][ T32] r4:855c1800 [ 1339.583234][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.583303][ T32] r5:855c1800 r4:8291a680 [ 1339.583348][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.583417][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.583489][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 [ 1339.583515][ T32] r4:00000000 [ 1339.583608][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.583657][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.583711][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.583755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85628680 [ 1339.583790][ T32] r4:00000000 [ 1339.583835][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.583904][ T32] r9:83018005 r8:855c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1339.583936][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.583979][ T32] r5:00001000 r4:eb379000 [ 1339.583998][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.584044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.584088][ T32] r5:855ecb8c r4:855ec800 [ 1339.584117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.584175][ T32] r7:dddced80 r6:83018000 r5:855ecb8c r4:8561ca00 [ 1339.584200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.584248][ T32] r10:61c88647 r9:855c1800 r8:8561ca2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.584270][ T32] r4:8561ca00 [ 1339.584288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.584353][ T32] r10:00000000 r9:8561ca00 r8:80287e08 r7:eb791e60 r6:8561ca80 r5:855c1800 [ 1339.584401][ T32] r4:00000001 [ 1339.584448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.584488][ T32] Exception stack(0xeb795fb0 to 0xeb795ff8) [ 1339.584514][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1339.584635][ T32] r4:85628300 ** 5 printk messages dropped ** [ 1339.585330][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 10 printk messages dropped ** [ 1339.585775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 12 printk messages dropped ** [ 1339.586425][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1339.586745][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1339.586958][ T32] r4:84ba87c0 ** 4 printk messages dropped ** [ 1339.587088][ T32] task:kworker/0:582 state:D stack:0 pid:5189 tgid:5189 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.587667][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.587978][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.610892][ T32] r5:00001000 r4:eb3b5000 ** 2 printk messages dropped ** [ 1339.611038][ T32] r5:855ecf8c r4:855ecc00 ** 3 printk messages dropped ** [ 1339.611318][ T32] r10:61c88647 r9:855c3c00 r8:8561cb2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.611963][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.613260][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1339.613597][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1339.613863][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.614170][ T32] r5:84be078c r4:84be0400 ** 6 printk messages dropped ** [ 1339.614464][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 9 printk messages dropped ** [ 1339.614860][ T32] INFO: task kworker/1:447:5190 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1339.615366][ T32] r5:855c4800 r4:8291a680 ** 5 printk messages dropped ** [ 1339.615602][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1339.615800][ T32] r9:83018205 r8:855c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1339.615864][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.615912][ T32] r5:00001000 r4:eb853000 [ 1339.615933][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.615972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.616013][ T32] r5:855f638c r4:855f6000 [ 1339.616098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.616148][ T32] r7:ddde2d80 r6:83018200 r5:855f638c r4:85623700 [ 1339.616170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.616216][ T32] r10:61c88647 r9:855c4800 r8:8562372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.616238][ T32] r4:85623700 [ 1339.616268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.616328][ T32] r10:00000000 r9:85623700 r8:80287e08 r7:eb781e60 r6:8561cc00 r5:855c4800 [ 1339.616354][ T32] r4:00000001 [ 1339.616433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.616482][ T32] Exception stack(0xeb7a1fb0 to 0xeb7a1ff8) [ 1339.616511][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.616541][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.616568][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.616596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.616641][ T32] r4:8562c3c0 [ 1339.616903][ T32] INFO: task kworker/1:447:5190 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.616937][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.617016][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.617093][ T32] Call trace: [ 1339.617170][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.617246][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.617273][ T32] r4:00000000 [ 1339.617348][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.617395][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.617429][ T32] dd20: cd35d000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.617457][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.617483][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.617549][ T32] r5:800f0013 r4:80239bb0 [ 1339.617574][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.617614][ T32] r4:82ac21e4 [ 1339.617635][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.617697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1339.617751][ T32] r4:e05addc0 [ 1339.617804][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.617910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.617968][ T32] r4:00000000 [ 1339.618031][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.635057][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.635201][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.635333][ T32] r5:00001000 r4:dfd07000 [ 1339.635389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.635492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.635626][ T32] r5:84be078c r4:84be0400 [ 1339.635673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.635772][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1339.635821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.635894][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.635920][ T32] r4:84bbbf00 [ 1339.635940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.635996][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.636018][ T32] r4:00000001 [ 1339.636038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.636075][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.636105][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.636159][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.636190][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.636219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.636242][ T32] r4:84ba87c0 [ 1339.636287][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.636332][ T32] INFO: task kworker/0:583:5192 blocked for more than 466 seconds. [ 1339.636373][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.636484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.636527][ T32] task:kworker/0:583 state:D stack:0 pid:5192 tgid:5192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.636643][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.636697][ T32] Call trace: [ 1339.636775][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.636865][ T32] r10:8291a684 r9:eb7a5d84 r8:00000002 r7:60000113 r6:eb7a5d8c r5:855c5400 [ 1339.636892][ T32] r4:855c5400 [ 1339.636913][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.636982][ T32] r5:855c5400 r4:8291a680 [ 1339.637007][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.637047][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.637090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 [ 1339.637141][ T32] r4:00000000 [ 1339.637164][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1339.637236][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1339.637647][ T32] r5:855ed78c r4:855ed400 ** 1 printk messages dropped ** [ 1339.637793][ T32] r7:dddced80 r6:83018000 r5:855ed78c r4:8561cc80 ** 5 printk messages dropped ** [ 1339.651418][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1339.651808][ T32] r4:856287c0 ** 2 printk messages dropped ** [ 1339.652336][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.652835][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 9 printk messages dropped ** [ 1339.653292][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.653588][ T32] r5:84be078c r4:84be0400 ** 6 printk messages dropped ** [ 1339.653950][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 9 printk messages dropped ** [ 1339.654378][ T32] INFO: task kworker/0:584:5193 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1339.654787][ T32] r4:855c3000 ** 5 printk messages dropped ** [ 1339.655068][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1339.655225][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1339.655582][ T32] r5:855ed38c r4:855ed000 ** 1 printk messages dropped ** [ 1339.655696][ T32] r7:dddced80 r6:83018000 r5:855ed38c r4:8561cd80 ** 7 printk messages dropped ** [ 1339.655997][ T32] Exception stack(0xeb7a9fb0 to 0xeb7a9ff8) ** 7 printk messages dropped ** [ 1339.656707][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.657244][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1339.657910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1339.657956][ T32] r4:e05addc0 [ 1339.657996][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.658075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.658117][ T32] r4:00000000 [ 1339.658158][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.678865][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.678928][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.679001][ T32] r5:00001000 r4:dfd07000 [ 1339.679048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.679118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.679192][ T32] r5:84be078c r4:84be0400 [ 1339.679217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.679292][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1339.679317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.679384][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.679416][ T32] r4:84bbbf00 [ 1339.679438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.679498][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.679525][ T32] r4:00000001 [ 1339.679575][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.679622][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.679655][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.679707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.679738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.679788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.679836][ T32] r4:84ba87c0 [ 1339.679864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.679895][ T32] INFO: task kworker/0:585:5196 blocked for more than 466 seconds. [ 1339.679950][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.679979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.680003][ T32] task:kworker/0:585 state:D stack:0 pid:5196 tgid:5196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.680062][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.680144][ T32] Call trace: [ 1339.680202][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.680261][ T32] r10:8291a684 r9:eb7add84 r8:00000002 r7:60000013 r6:eb7add8c r5:855c6c00 [ 1339.680287][ T32] r4:855c6c00 [ 1339.680308][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.680392][ T32] r5:855c6c00 r4:8291a680 [ 1339.680448][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.680572][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.680659][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ade08 [ 1339.680702][ T32] r4:00000000 [ 1339.680741][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.680892][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.681083][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.681176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85628f40 [ 1339.681281][ T32] r4:00000000 [ 1339.681556][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.681690][ T32] r9:83018005 r8:855c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1339.681787][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.681877][ T32] r5:00001000 r4:eb501000 [ 1339.681920][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.681998][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.682090][ T32] r5:855edb8c r4:855ed800 [ 1339.682137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.682316][ T32] r7:dddced80 r6:83018000 r5:855edb8c r4:8561ce80 [ 1339.682385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.682463][ T32] r10:61c88647 r9:855c6c00 r8:8561ceac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.682489][ T32] r4:8561ce80 [ 1339.682509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.682558][ T32] r10:00000000 r9:8561ce80 r8:80287e08 r7:eb7a5e60 r6:8561cf00 r5:855c6c00 [ 1339.682580][ T32] r4:00000001 [ 1339.682599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.682634][ T32] Exception stack(0xeb7adfb0 to 0xeb7adff8) [ 1339.682664][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.682705][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.682744][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.682785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.682831][ T32] r4:85628b40 [ 1339.683295][ T32] INFO: task kworker/0:585:5196 is blocked on a mutex likely owned by task kworker/1:202:3656. ** 4 printk messages dropped ** [ 1339.683745][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1339.684065][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1339.684363][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1339.684922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1339.685175][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1339.685689][ T32] r10:8291a684 r9:eb7b1d84 r8:00000002 r7:60000113 r6:eb7b1d8c r5:855d0000 ** 7 printk messages dropped ** [ 1339.686101][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.686140][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.686177][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.686217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85629440 [ 1339.686238][ T32] r4:00000000 [ 1339.686257][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.686300][ T32] r9:83018005 r8:855d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1339.686321][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.686363][ T32] r5:00001000 r4:eb585000 [ 1339.686399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.686446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.686497][ T32] r5:855ee78c r4:855ee400 [ 1339.686522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.686584][ T32] r7:dddced80 r6:83018000 r5:855ee78c r4:8561cf80 [ 1339.686610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.686658][ T32] r10:61c88647 r9:855d0000 r8:8561cfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.686680][ T32] r4:8561cf80 [ 1339.686784][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.686853][ T32] r10:00000000 r9:8561cf80 r8:80287e08 r7:eb7ade60 r6:8562a000 r5:855d0000 [ 1339.686902][ T32] r4:00000001 [ 1339.686923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.686959][ T32] Exception stack(0xeb7b1fb0 to 0xeb7b1ff8) [ 1339.686985][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.687023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.687052][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.687082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.687104][ T32] r4:85628dc0 [ 1339.687381][ T32] INFO: task kworker/0:586:5198 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.687431][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.687502][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.687617][ T32] Call trace: [ 1339.687674][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.687725][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.687748][ T32] r4:00000000 [ 1339.687767][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.687827][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.687858][ T32] dd20: cdca0000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.687888][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.687913][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.687936][ T32] r5:800f0013 r4:80239bb0 [ 1339.687955][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.687994][ T32] r4:82ac21e4 [ 1339.688035][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.688081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 4 printk messages dropped ** [ 1339.710682][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.710753][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.710780][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.710827][ T32] r5:00001000 r4:dfd07000 [ 1339.710976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.711020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.711063][ T32] r5:84be078c r4:84be0400 [ 1339.711126][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.711178][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1339.711220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.711296][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.711322][ T32] r4:84bbbf00 [ 1339.711343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.711390][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.711419][ T32] r4:00000001 [ 1339.711439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.711497][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.711538][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.711598][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.711648][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.711702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.711727][ T32] r4:84ba87c0 [ 1339.711751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.711801][ T32] INFO: task kworker/0:587:5200 blocked for more than 466 seconds. [ 1339.711838][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.711926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.711956][ T32] task:kworker/0:587 state:D stack:0 pid:5200 tgid:5200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.712036][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.712085][ T32] Call trace: [ 1339.712139][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.712197][ T32] r10:8291a684 r9:eb7b5d84 r8:00000002 r7:60000013 r6:eb7b5d8c r5:855d1800 [ 1339.712242][ T32] r4:855d1800 [ 1339.712308][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.712438][ T32] r5:855d1800 r4:8291a680 [ 1339.712464][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.712547][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.712595][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b5e08 [ 1339.712618][ T32] r4:00000000 [ 1339.712638][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.712673][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.712708][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.712748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561d380 [ 1339.712771][ T32] r4:00000000 [ 1339.712798][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.712846][ T32] r9:83018005 r8:855d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1339.712868][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.712910][ T32] r5:00001000 r4:eb531000 [ 1339.712931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.712970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.713012][ T32] r5:855edf8c r4:855edc00 [ 1339.713032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.713076][ T32] r7:dddced80 r6:83018000 r5:855edf8c r4:8562a080 [ 1339.713097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.713143][ T32] r10:61c88647 r9:855d1800 r8:8562a0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.713187][ T32] r4:8562a080 [ 1339.713211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.713256][ T32] r10:00000000 r9:8562a080 r8:80287e08 r7:eb7b1e60 r6:8562a100 r5:855d1800 [ 1339.713278][ T32] r4:00000001 [ 1339.713296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.713380][ T32] Exception stack(0xeb7b5fb0 to 0xeb7b5ff8) [ 1339.713440][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.714127][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.715150][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.715502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1339.716390][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1339.716921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1339.717230][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.717598][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1339.718096][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.742160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.742616][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.742843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.742866][ T32] r4:85629080 [ 1339.743276][ T32] INFO: task kworker/0:588:5202 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.743313][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.743382][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.743528][ T32] Call trace: [ 1339.743656][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.743738][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.743766][ T32] r4:00000000 [ 1339.743787][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.743868][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.743899][ T32] dd20: ce477000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.743935][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.743978][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.744006][ T32] r5:800f0013 r4:80239bb0 [ 1339.744027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.744070][ T32] r4:82ac21e4 [ 1339.744090][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.744132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1339.744154][ T32] r4:e05addc0 [ 1339.744239][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.744289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.744336][ T32] r4:00000000 [ 1339.744368][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.744428][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.744451][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.744494][ T32] r5:00001000 r4:dfd07000 [ 1339.744556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.744664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.744919][ T32] r4:84bbbf00 ** 3 printk messages dropped ** [ 1339.745072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1339.745574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1339.746054][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.746586][ T32] r5:00001000 r4:eb673000 ** 1 printk messages dropped ** [ 1339.746666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.746711][ T32] r5:855eeb8c r4:855ee800 [ 1339.746758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1339.747094][ T32] r4:8562a280 ** 6 printk messages dropped ** [ 1339.747359][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.748087][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.766672][ T32] dd20: ce9b8000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1339.767319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1339.767981][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 6 printk messages dropped ** [ 1339.773820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1339.774336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1339.774787][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.775271][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.775798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.776044][ T32] r10:61c88647 r9:855bb000 r8:8562a32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.776389][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.777305][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 7 printk messages dropped ** [ 1339.777652][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1339.791778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.791987][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.792019][ T32] r4:84bbbf00 [ 1339.792074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.792134][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.792181][ T32] r4:00000001 [ 1339.792225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.792289][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.792344][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.792385][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.792422][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.792501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.792551][ T32] r4:84ba87c0 [ 1339.792621][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.792691][ T32] INFO: task kworker/0:591:5208 blocked for more than 466 seconds. [ 1339.792750][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.792799][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.792840][ T32] task:kworker/0:591 state:D stack:0 pid:5208 tgid:5208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.793015][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.793100][ T32] Call trace: [ 1339.793193][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.793290][ T32] r10:8291a684 r9:eb7c1d84 r8:00000002 r7:60000013 r6:eb7c1d8c r5:855bec00 [ 1339.793337][ T32] r4:855bec00 [ 1339.793379][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.793479][ T32] r5:855bec00 r4:8291a680 [ 1339.793537][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.793642][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.793741][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c1e08 [ 1339.793791][ T32] r4:00000000 [ 1339.793835][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.793904][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.793971][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.794103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85629ac0 [ 1339.794130][ T32] r4:00000000 [ 1339.794150][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.794195][ T32] r9:83018005 r8:855bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1339.794217][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.794280][ T32] r5:00001000 r4:eb7d7000 [ 1339.794304][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.794364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.794415][ T32] r5:855efb8c r4:855ef800 [ 1339.794457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.794506][ T32] r7:dddced80 r6:83018000 r5:855efb8c r4:8562a380 [ 1339.794529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.794576][ T32] r10:61c88647 r9:855bec00 r8:8562a3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.794599][ T32] r4:8562a380 [ 1339.794618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.794681][ T32] r10:00000000 r9:8562a380 r8:80287e08 r7:eb7bde60 r6:85623880 r5:855bec00 [ 1339.794707][ T32] r4:00000001 [ 1339.794727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.794784][ T32] Exception stack(0xeb7c1fb0 to 0xeb7c1ff8) [ 1339.794814][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.794844][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.794870][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.794898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.794942][ T32] r4:85629400 [ 1339.795389][ T32] INFO: task kworker/0:591:5208 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.795435][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.795515][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.795607][ T32] Call trace: [ 1339.795639][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.795690][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.795735][ T32] r4:00000000 [ 1339.795760][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.795810][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.795862][ T32] dd20: cee77000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.795895][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.795921][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.795945][ T32] r5:800f0013 r4:80239bb0 [ 1339.795965][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.796028][ T32] r4:82ac21e4 [ 1339.796051][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.796117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 7 printk messages dropped ** [ 1339.796444][ T32] r5:00001000 r4:dfd07000 ** 6 printk messages dropped ** [ 1339.797076][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1339.797513][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.797822][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1339.798084][ T32] r4:84b58c00 ** 4 printk messages dropped ** [ 1339.822305][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c9e08 ** 9 printk messages dropped ** [ 1339.822814][ T32] r5:00001000 r4:eb6a9000 ** 1 printk messages dropped ** [ 1339.822921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1339.823218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1339.823575][ T32] r4:85629680 ** 3 printk messages dropped ** [ 1339.824175][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.824365][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1339.824736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 9 printk messages dropped ** [ 1339.825062][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1339.825435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1339.825598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.825624][ T32] r4:84ba87c0 [ 1339.825645][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.825674][ T32] INFO: task kworker/0:593:5211 blocked for more than 466 seconds. [ 1339.825707][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.825731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.825752][ T32] task:kworker/0:593 state:D stack:0 pid:5211 tgid:5211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.825797][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.825838][ T32] Call trace: [ 1339.825868][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.825962][ T32] r10:8291a684 r9:eb4c5d84 r8:00000002 r7:60000013 r6:eb4c5d8c r5:855d2400 [ 1339.826007][ T32] r4:855d2400 [ 1339.826055][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.826134][ T32] r5:855d2400 r4:8291a680 [ 1339.826173][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.826244][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.826329][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c5e08 [ 1339.826376][ T32] r4:00000000 [ 1339.826438][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.826510][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.826580][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.826661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85629940 [ 1339.826741][ T32] r4:00000000 [ 1339.826804][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.826912][ T32] r9:83018005 r8:855d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1339.826969][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.827063][ T32] r5:00001000 r4:eb7cb000 [ 1339.827112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.827197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.827289][ T32] r5:855ef78c r4:855ef400 [ 1339.827333][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.827422][ T32] r7:dddced80 r6:83018000 r5:855ef78c r4:8562a480 [ 1339.827446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.827494][ T32] r10:61c88647 r9:855d2400 r8:8562a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.827515][ T32] r4:8562a480 [ 1339.827535][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.827610][ T32] r10:00000000 r9:8562a480 r8:80287e08 r7:eb7c1e60 r6:8562a500 r5:855d2400 [ 1339.827655][ T32] r4:00000001 [ 1339.827706][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.827784][ T32] Exception stack(0xeb4c5fb0 to 0xeb4c5ff8) [ 1339.827832][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.827887][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.827954][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.828043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.828102][ T32] r4:85629680 [ 1339.845358][ T32] INFO: task kworker/0:593:5211 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.845532][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.845693][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.845891][ T32] Call trace: [ 1339.846019][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.846156][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.846235][ T32] r4:00000000 [ 1339.846302][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.846440][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.846499][ T32] dd20: cf505000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.846551][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.846600][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.846644][ T32] r5:800f0013 r4:80239bb0 [ 1339.846687][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.846767][ T32] r4:82ac21e4 [ 1339.846812][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.846901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1339.846968][ T32] r4:e05addc0 [ 1339.847064][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.847197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.847256][ T32] r4:00000000 [ 1339.847303][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.847430][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.847488][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1339.848071][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1339.856624][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1339.856839][ T32] r4:84ba87c0 ** 4 printk messages dropped ** [ 1339.857014][ T32] task:kworker/0:594 state:D stack:0 pid:5215 tgid:5215 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.857638][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.857851][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.872311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.872529][ T32] r10:61c88647 r9:855d3c00 r8:8562a5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.873189][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.874068][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.874499][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 1 printk messages dropped ** [ 1339.874581][ T32] r5:800f0013 r4:80239bb0 [ 1339.874606][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.874672][ T32] r4:82ac21e4 [ 1339.874717][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.874806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1339.874832][ T32] r4:e05addc0 [ 1339.874874][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.874923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.874947][ T32] r4:00000000 [ 1339.874978][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.875027][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.875079][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.875125][ T32] r5:00001000 r4:dfd07000 [ 1339.875145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.875207][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.875274][ T32] r5:84be078c r4:84be0400 [ 1339.875296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.875365][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1339.875391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.875448][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.875471][ T32] r4:84bbbf00 [ 1339.875490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.875535][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.875584][ T32] r4:00000001 [ 1339.875603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.875639][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.875687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.875719][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.875746][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.875807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.875982][ T32] r4:84ba87c0 [ 1339.876006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.876036][ T32] INFO: task kworker/0:595:5216 blocked for more than 466 seconds. [ 1339.876090][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.876119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.876156][ T32] task:kworker/0:595 state:D stack:0 pid:5216 tgid:5216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.876204][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.876281][ T32] Call trace: [ 1339.876329][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.876403][ T32] r10:8291a684 r9:eb7e1d84 r8:00000002 r7:60000113 r6:eb7e1d8c r5:855d4800 [ 1339.876432][ T32] r4:855d4800 [ 1339.876452][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.876516][ T32] r5:855d4800 r4:8291a680 [ 1339.876625][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.876693][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.876763][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e1e08 [ 1339.876799][ T32] r4:00000000 [ 1339.876821][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.876856][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.876902][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.876944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85629d40 [ 1339.876965][ T32] r4:00000000 [ 1339.876985][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.877028][ T32] r9:83018005 r8:855d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1339.877059][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.877106][ T32] r5:00001000 r4:eb7ef000 [ 1339.877167][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.877223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.877311][ T32] r5:855f438c r4:855f4000 [ 1339.877357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.877412][ T32] r7:dddced80 r6:83018000 r5:855f438c r4:8562a680 [ 1339.877434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1339.877586][ T32] r10:00000000 r9:8562a680 r8:80287e08 r7:eb7d5e60 r6:8562a700 r5:855d4800 ** 9 printk messages dropped ** [ 1339.889253][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.890024][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.890241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1339.890749][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.891110][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.891418][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.891898][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.892517][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1339.892650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.892865][ T32] r4:8562a780 ** 6 printk messages dropped ** [ 1339.893248][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.894614][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 7 printk messages dropped ** [ 1339.895008][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1339.895613][ T32] r5:00001000 r4:dfd07000 ** 7 printk messages dropped ** [ 1339.896028][ T32] r4:84bbbf00 ** 3 printk messages dropped ** [ 1339.896165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1339.896418][ T32] INFO: task kworker/0:597:5220 blocked for more than 466 seconds. [ 1339.896446][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.896555][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.896600][ T32] task:kworker/0:597 state:D stack:0 pid:5220 tgid:5220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.896718][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.896760][ T32] Call trace: [ 1339.896813][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.896864][ T32] r10:8291a684 r9:eb7c5d84 r8:00000002 r7:60000113 r6:eb7c5d8c r5:855d6000 [ 1339.896888][ T32] r4:855d6000 [ 1339.896951][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.897012][ T32] r5:855d6000 r4:8291a680 [ 1339.897055][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.897098][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.897140][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c5e08 [ 1339.897163][ T32] r4:00000000 [ 1339.897212][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.897251][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.897286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.897352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85629ec0 [ 1339.897444][ T32] r4:00000000 [ 1339.897480][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.897552][ T32] r9:83018005 r8:855d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1339.897577][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.897622][ T32] r5:00001000 r4:eb7fb000 [ 1339.897661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.897725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.897824][ T32] r5:855f478c r4:855f4400 [ 1339.897927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.898036][ T32] r7:dddced80 r6:83018000 r5:855f478c r4:8562a880 [ 1339.898159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.934706][ T32] r10:61c88647 r9:855d6000 r8:8562a8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.934757][ T32] r4:8562a880 [ 1339.934805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.934892][ T32] r10:00000000 r9:8562a880 r8:80287e08 r7:eb7ede60 r6:8562a900 r5:855d6000 [ 1339.934930][ T32] r4:00000001 [ 1339.934956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.935003][ T32] Exception stack(0xeb7c5fb0 to 0xeb7c5ff8) [ 1339.935035][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.935064][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.935111][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.935144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.935176][ T32] r4:85629b40 [ 1339.935620][ T32] INFO: task kworker/0:597:5220 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.935686][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.935840][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.935916][ T32] Call trace: [ 1339.935975][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.936030][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.936053][ T32] r4:00000000 [ 1339.936095][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.936140][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.936191][ T32] dd20: d0272000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.936245][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.936282][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.936324][ T32] r5:800f0013 r4:80239bb0 [ 1339.936357][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.936424][ T32] r4:82ac21e4 [ 1339.936469][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.936516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1339.936540][ T32] r4:e05addc0 [ 1339.936560][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.936623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.936670][ T32] r4:00000000 [ 1339.936715][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.936765][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.936788][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.936831][ T32] r5:00001000 r4:dfd07000 [ 1339.936852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1339.936933][ T32] r5:84be078c r4:84be0400 ** 4 printk messages dropped ** [ 1339.937114][ T32] r4:84bbbf00 ** 3 printk messages dropped ** [ 1339.937232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1339.937696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1339.944571][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1339.944982][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.945205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.945689][ T32] r10:00000000 r9:8562a980 r8:80287e08 r7:eb7ede60 r6:8562aa00 r5:855d6c00 ** 7 printk messages dropped ** [ 1339.946086][ T32] r4:8563b000 ** 3 printk messages dropped ** [ 1339.946753][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.947047][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1339.947364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1339.948085][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.968986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.969302][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.969713][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.970049][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1339.970216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.970262][ T32] r5:855f538c r4:855f5000 [ 1339.970304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.970354][ T32] r7:dddced80 r6:83018000 r5:855f538c r4:8562aa80 [ 1339.970376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.970432][ T32] r10:61c88647 r9:855d0c00 r8:8562aaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.970455][ T32] r4:8562aa80 [ 1339.970474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.970530][ T32] r10:00000000 r9:8562aa80 r8:80287e08 r7:eb7f9e60 r6:8562ab00 r5:855d0c00 [ 1339.970577][ T32] r4:00000001 [ 1339.970627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.970688][ T32] Exception stack(0xeb811fb0 to 0xeb811ff8) [ 1339.970722][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.970750][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.970776][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.970809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.970832][ T32] r4:8563b240 [ 1339.971245][ T32] INFO: task kworker/0:599:5224 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.971300][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.971359][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.971444][ T32] Call trace: [ 1339.971527][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.971614][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.971646][ T32] r4:00000000 [ 1339.971666][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.971707][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.971752][ T32] dd20: d093c000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.971808][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.971836][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.971861][ T32] r5:800f0013 r4:80239bb0 [ 1339.971882][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.971922][ T32] r4:82ac21e4 [ 1339.971942][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.971983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1339.972014][ T32] r4:e05addc0 [ 1339.972037][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.972079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.972110][ T32] r4:00000000 [ 1339.972157][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.972206][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.972237][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.972282][ T32] r5:00001000 r4:dfd07000 [ 1339.972302][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.972349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.972394][ T32] r5:84be078c r4:84be0400 [ 1339.972425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.972472][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1339.972530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.972582][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.972605][ T32] r4:84bbbf00 [ 1339.972624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.972668][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.972690][ T32] r4:00000001 [ 1339.972708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.972743][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.972849][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.972880][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.972906][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.972934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.972956][ T32] r4:84ba87c0 [ 1339.972976][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.973035][ T32] INFO: task kworker/0:600:5226 blocked for more than 466 seconds. [ 1339.973067][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.973092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.973137][ T32] task:kworker/0:600 state:D stack:0 pid:5226 tgid:5226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.973189][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.973269][ T32] Call trace: [ 1339.973372][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.973499][ T32] r10:8291a684 r9:eb805d84 r8:00000002 r7:60000113 r6:eb805d8c r5:855c2400 [ 1339.973557][ T32] r4:855c2400 [ 1339.973580][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.973623][ T32] r5:855c2400 r4:8291a680 [ 1339.973643][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.973682][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.973723][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb805e08 [ 1339.973756][ T32] r4:00000000 [ 1339.973778][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.973812][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.973845][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.973885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563b4c0 [ 1339.973907][ T32] r4:00000000 [ 1339.973939][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1339.974082][ T32] r5:00001000 r4:eb82b000 ** 1 printk messages dropped ** [ 1339.974146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.974581][ T32] r10:00000000 r9:8562ab80 r8:80287e08 r7:eb811e60 r6:8562ac00 r5:855c2400 ** 9 printk messages dropped ** [ 1339.975275][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.975984][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1339.976256][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1339.976691][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1339.976938][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.977367][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.977852][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.990413][ T32] r5:00001000 r4:eb833000 ** 1 printk messages dropped ** [ 1339.990474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.990848][ T32] r10:00000000 r9:8562ac80 r8:80287e08 r7:eb805e60 r6:8562ad00 r5:84888000 ** 6 printk messages dropped ** [ 1339.991152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.991177][ T32] r4:8563b340 [ 1339.991636][ T32] INFO: task kworker/0:601:5228 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1339.991676][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.991774][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.991825][ T32] Call trace: [ 1339.991856][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.991908][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1339.991932][ T32] r4:00000000 [ 1339.991973][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.992041][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1339.992073][ T32] dd20: d093c000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1339.992123][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1339.992151][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.992197][ T32] r5:800f0013 r4:80239bb0 [ 1339.992242][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.992286][ T32] r4:82ac21e4 [ 1339.992307][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.992377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1339.992413][ T32] r4:e05addc0 [ 1339.992444][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.992526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1339.992553][ T32] r4:00000000 [ 1339.992574][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.992646][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.992694][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.992755][ T32] r5:00001000 r4:dfd07000 [ 1339.992779][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.992819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.992861][ T32] r5:84be078c r4:84be0400 [ 1339.992901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.992984][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1339.993010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.993082][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.993130][ T32] r4:84bbbf00 [ 1339.993151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.993199][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1339.993243][ T32] r4:00000001 [ 1339.993271][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.993308][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1339.993335][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.993362][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.993405][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.993443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.993485][ T32] r4:84ba87c0 [ 1339.993525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.993559][ T32] INFO: task kworker/0:602:5230 blocked for more than 466 seconds. [ 1339.993593][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.993618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.993640][ T32] task:kworker/0:602 state:D stack:0 pid:5230 tgid:5230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.993698][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.993741][ T32] Call trace: [ 1339.993770][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.993838][ T32] r10:8291a684 r9:eb849d84 r8:00000002 r7:60000013 r6:eb849d8c r5:84b5a400 [ 1339.993885][ T32] r4:84b5a400 [ 1339.993917][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.993962][ T32] r5:84b5a400 r4:8291a680 [ 1339.993983][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.994021][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.994071][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb849e08 [ 1339.994098][ T32] r4:00000000 [ 1339.994118][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.994173][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.994211][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.994274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563b800 [ 1339.994299][ T32] r4:00000000 [ 1339.994319][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.994363][ T32] r9:83018005 r8:84b5a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1339.994409][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.994455][ T32] r5:00001000 r4:eb83f000 [ 1339.994476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.994516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.994559][ T32] r5:855f5f8c r4:855f5c00 [ 1339.994611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.994662][ T32] r7:dddced80 r6:83018000 r5:855f5f8c r4:8562ad80 [ 1339.994683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.994730][ T32] r10:61c88647 r9:84b5a400 r8:8562adac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.994752][ T32] r4:8562ad80 [ 1339.994771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.994836][ T32] r10:00000000 r9:8562ad80 r8:80287e08 r7:eb829e60 r6:85623980 r5:84b5a400 [ 1339.994883][ T32] r4:00000001 [ 1339.994906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1339.995069][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.995690][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.995938][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1339.996271][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1339.996512][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.996764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1339.997147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1339.997583][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1339.997807][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.998163][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1340.024346][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.024542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.024742][ T32] r4:8562ae00 ** 6 printk messages dropped ** [ 1340.025028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.025967][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1340.026300][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.026720][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.027005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.027144][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1340.027189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.027243][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.027265][ T32] r4:84bbbf00 [ 1340.027284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.027351][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1340.027417][ T32] r4:00000001 [ 1340.027440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.027497][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1340.027529][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.027589][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.027617][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.027646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.027739][ T32] r4:84ba87c0 [ 1340.027783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.027818][ T32] INFO: task kworker/0:604:5235 blocked for more than 466 seconds. [ 1340.027851][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.027876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.027897][ T32] task:kworker/0:604 state:D stack:0 pid:5235 tgid:5235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.027966][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.028019][ T32] Call trace: [ 1340.028080][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.028129][ T32] r10:8291a684 r9:eb869d84 r8:00000002 r7:60000013 r6:eb869d8c r5:84b5d400 [ 1340.041844][ T32] r4:84b5d400 [ 1340.041970][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.042100][ T32] r5:84b5d400 r4:8291a680 [ 1340.042169][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.042259][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.042362][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb869e08 [ 1340.042427][ T32] r4:00000000 [ 1340.042474][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.042544][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.042639][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.042753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563bfc0 [ 1340.042805][ T32] r4:00000000 [ 1340.042862][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.042956][ T32] r9:83018005 r8:84b5d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1340.043002][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.043108][ T32] r5:00001000 r4:eb897000 [ 1340.043195][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.043297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.043389][ T32] r5:855f778c r4:855f7400 [ 1340.043526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.043673][ T32] r7:dddced80 r6:83018000 r5:855f778c r4:8562ae80 [ 1340.043720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.043804][ T32] r10:61c88647 r9:84b5d400 r8:8562aeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.043851][ T32] r4:8562ae80 [ 1340.043874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.043921][ T32] r10:00000000 r9:8562ae80 r8:80287e08 r7:eb851e60 r6:85623a80 r5:84b5d400 [ 1340.043970][ T32] r4:00000001 [ 1340.043993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.044035][ T32] Exception stack(0xeb869fb0 to 0xeb869ff8) [ 1340.044064][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.044092][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.044192][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.044225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.044247][ T32] r4:8563b880 [ 1340.044668][ T32] INFO: task kworker/0:604:5235 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.044727][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.044826][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.044924][ T32] Call trace: [ 1340.044959][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.045014][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.045037][ T32] r4:00000000 [ 1340.045079][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.045122][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.045151][ T32] dd20: d156b000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.045181][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.045206][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.045296][ T32] r5:800f0013 r4:80239bb0 [ 1340.045342][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.045387][ T32] r4:82ac21e4 [ 1340.045440][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.045489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 6 printk messages dropped ** [ 1340.045762][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1340.046264][ T32] r4:84bbbf00 ** 1 printk messages dropped ** [ 1340.046331][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 9 printk messages dropped ** [ 1340.046786][ T32] INFO: task kworker/0:605:5236 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1340.047368][ T32] r4:84b5e000 ** 3 printk messages dropped ** [ 1340.047588][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1340.048024][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.069034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.069146][ T32] r7:dddced80 r6:83018000 r5:855f6b8c r4:8562af00 ** 5 printk messages dropped ** [ 1340.069370][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.069684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.070636][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1340.070928][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.071148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1340.071652][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1340.071868][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.071918][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.071969][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.072001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.072045][ T32] r4:84ba87c0 [ 1340.072078][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.072132][ T32] INFO: task kworker/0:606:5238 blocked for more than 466 seconds. [ 1340.072178][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.072230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.072254][ T32] task:kworker/0:606 state:D stack:0 pid:5238 tgid:5238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.072300][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.072343][ T32] Call trace: [ 1340.072372][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.072427][ T32] r10:8291a684 r9:eb87dd84 r8:00000002 r7:60000013 r6:eb87dd8c r5:84b5ec00 [ 1340.072451][ T32] r4:84b5ec00 [ 1340.072471][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.072525][ T32] r5:84b5ec00 r4:8291a680 [ 1340.072570][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.072633][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.072698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb87de08 [ 1340.072745][ T32] r4:00000000 [ 1340.072788][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.072826][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.072934][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.072992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563bd80 [ 1340.073018][ T32] r4:00000000 [ 1340.073038][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.073082][ T32] r9:83018005 r8:84b5ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1340.073161][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.073230][ T32] r5:00001000 r4:eb87f000 [ 1340.073281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.073325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.073388][ T32] r5:855f6f8c r4:855f6c00 [ 1340.073419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.073467][ T32] r7:dddced80 r6:83018000 r5:855f6f8c r4:8562af80 [ 1340.073488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.073534][ T32] r10:61c88647 r9:84b5ec00 r8:8562afac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.073568][ T32] r4:8562af80 [ 1340.073613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.073684][ T32] r10:00000000 r9:8562af80 r8:80287e08 r7:eb869e60 r6:85623b80 r5:84b5ec00 [ 1340.073730][ T32] r4:00000001 [ 1340.073752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.073789][ T32] Exception stack(0xeb87dfb0 to 0xeb87dff8) [ 1340.073816][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.073868][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.073922][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.073984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.074009][ T32] r4:8563ba00 [ 1340.074264][ T32] INFO: task kworker/0:606:5238 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.074297][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.074377][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.074429][ T32] Call trace: [ 1340.074481][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.074537][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.074587][ T32] r4:00000000 [ 1340.074610][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1340.074831][ T32] r5:800f0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1340.075330][ T32] r5:00001000 r4:dfd07000 ** 9 printk messages dropped ** [ 1340.075965][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 13 printk messages dropped ** [ 1340.076917][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.077558][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1340.078086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563be80 ** 6 printk messages dropped ** [ 1340.101610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.101746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.102194][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.102915][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.103279][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1340.103582][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.103783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1340.104193][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 4 printk messages dropped ** [ 1340.104562][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1340.104917][ T32] r4:84ba87c0 ** 4 printk messages dropped ** [ 1340.105204][ T32] task:kworker/0:608 state:D stack:0 pid:5243 tgid:5243 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.105705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb889e08 ** 9 printk messages dropped ** [ 1340.106224][ T32] r5:00001000 r4:eb8a3000 ** 1 printk messages dropped ** [ 1340.106309][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.106500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.106558][ T32] r10:61c88647 r9:84889800 r8:8564512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.106582][ T32] r4:85645100 [ 1340.106601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.106647][ T32] r10:00000000 r9:85645100 r8:80287e08 r7:eb869e60 r6:85645180 r5:84889800 [ 1340.106670][ T32] r4:00000001 [ 1340.106689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.106725][ T32] Exception stack(0xeb889fb0 to 0xeb889ff8) [ 1340.106751][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.106815][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.106845][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.106874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.106933][ T32] r4:8563be40 [ 1340.107218][ T32] INFO: task kworker/0:608:5243 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.107280][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.107435][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.107581][ T32] Call trace: [ 1340.107673][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.107773][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.107819][ T32] r4:00000000 [ 1340.107858][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.107946][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.108096][ T32] dd20: d1dc0000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.131372][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.131453][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.131490][ T32] r5:800f0013 r4:80239bb0 [ 1340.131514][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.131611][ T32] r4:82ac21e4 [ 1340.131633][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.131699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1340.131727][ T32] r4:e05addc0 [ 1340.131774][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.131820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1340.131865][ T32] r4:00000000 [ 1340.131889][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.131937][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.131960][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.132005][ T32] r5:00001000 r4:dfd07000 [ 1340.132025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.132064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.132106][ T32] r5:84be078c r4:84be0400 [ 1340.132135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.132187][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1340.132257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.132309][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.132331][ T32] r4:84bbbf00 [ 1340.132351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.132425][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1340.132452][ T32] r4:00000001 [ 1340.132473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.132513][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1340.132540][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.132577][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.132630][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.132686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.132730][ T32] r4:84ba87c0 [ 1340.132774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.132824][ T32] INFO: task kworker/0:609:5244 blocked for more than 466 seconds. [ 1340.132881][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.132944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.133037][ T32] task:kworker/0:609 state:D stack:0 pid:5244 tgid:5244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.133142][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.133223][ T32] Call trace: [ 1340.133313][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.133425][ T32] r10:8291a684 r9:eb8a1d84 r8:00000002 r7:60000113 r6:eb8a1d8c r5:8488a400 [ 1340.133487][ T32] r4:8488a400 [ 1340.133531][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.133654][ T32] r5:8488a400 r4:8291a680 [ 1340.133703][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.133778][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1340.134089][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.134793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.135384][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1340.136368][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.136679][ T32] dd20: d230c000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 7 printk messages dropped ** [ 1340.136985][ T32] r4:e05addc0 ** 6 printk messages dropped ** [ 1340.137350][ T32] r5:00001000 r4:dfd07000 ** 7 printk messages dropped ** [ 1340.137709][ T32] r4:84bbbf00 ** 2 printk messages dropped ** [ 1340.137908][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.149019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.149445][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.149680][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.150083][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.150240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.150752][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.150966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1340.151869][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1340.152154][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.152435][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.152759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.153098][ T32] r4:84bbbf00 [ 1340.153118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.153164][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1340.153249][ T32] r4:00000001 [ 1340.153281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.153341][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1340.153370][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.153449][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.153481][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.153512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.153535][ T32] r4:84ba87c0 [ 1340.153560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.153677][ T32] INFO: task kworker/0:610:5248 blocked for more than 466 seconds. [ 1340.153740][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.153787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.153852][ T32] task:kworker/0:610 state:D stack:0 pid:5248 tgid:5248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.153987][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.154088][ T32] Call trace: [ 1340.154187][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.154259][ T32] r10:8291a684 r9:eb83dd84 r8:00000002 r7:60000113 r6:eb83dd8c r5:8488bc00 [ 1340.154288][ T32] r4:8488bc00 [ 1340.154354][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.154422][ T32] r5:8488bc00 r4:8291a680 [ 1340.154467][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.154512][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.154554][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb83de08 [ 1340.154689][ T32] r4:00000000 [ 1340.154712][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.154747][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.154824][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.154870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856530c0 [ 1340.154914][ T32] r4:00000000 [ 1340.154939][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.154995][ T32] r9:83018005 r8:8488bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1340.155041][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.155107][ T32] r5:00001000 r4:eb8bb000 [ 1340.155136][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.155263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.155310][ T32] r5:8560038c r4:85600000 [ 1340.155354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.155470][ T32] r7:dddced80 r6:83018000 r5:8560038c r4:85645380 [ 1340.155515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.155637][ T32] r10:61c88647 r9:8488bc00 r8:856453ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.155715][ T32] r4:85645380 [ 1340.155777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.155886][ T32] r10:00000000 r9:85645380 r8:80287e08 r7:eb8a1e60 r6:85645400 r5:8488bc00 [ 1340.155939][ T32] r4:00000001 [ 1340.155980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.156049][ T32] Exception stack(0xeb83dfb0 to 0xeb83dff8) [ 1340.156116][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.156179][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.156235][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.156291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.156343][ T32] r4:85653000 [ 1340.156782][ T32] INFO: task kworker/0:610:5248 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.156854][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.156989][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.157041][ T32] Call trace: [ 1340.157095][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.157180][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.157208][ T32] r4:00000000 [ 1340.157229][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.157312][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.157390][ T32] dd20: d230c000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.157514][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.157566][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.157593][ T32] r5:800f0013 r4:80239bb0 [ 1340.157615][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.157681][ T32] r4:82ac21e4 [ 1340.157734][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 5 printk messages dropped ** [ 1340.158097][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1340.192436][ T32] r4:84bbbf00 ** 3 printk messages dropped ** [ 1340.192687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.193099][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1340.193438][ T32] r4:8488c800 ** 3 printk messages dropped ** [ 1340.193619][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.194053][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.194186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.194578][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.194763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1340.195593][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1340.195957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 10 printk messages dropped ** [ 1340.196487][ T32] r5:84be078c r4:84be0400 ** 5 printk messages dropped ** [ 1340.196680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1340.196854][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.196881][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.196927][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.196960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.196983][ T32] r4:84ba87c0 [ 1340.197003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.197041][ T32] INFO: task kworker/0:612:5252 blocked for more than 466 seconds. [ 1340.197094][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.197150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.197197][ T32] task:kworker/0:612 state:D stack:0 pid:5252 tgid:5252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.197274][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.197362][ T32] Call trace: [ 1340.197423][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.197475][ T32] r10:8291a684 r9:eb8c5d84 r8:00000002 r7:60000113 r6:eb8c5d8c r5:8488d400 [ 1340.197507][ T32] r4:8488d400 [ 1340.197530][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.197573][ T32] r5:8488d400 r4:8291a680 [ 1340.197703][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.197767][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.197813][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c5e08 [ 1340.197836][ T32] r4:00000000 [ 1340.197855][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.197944][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.198007][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.198051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856534c0 [ 1340.198074][ T32] r4:00000000 [ 1340.198103][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.214003][ T32] r9:83018005 r8:8488d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1340.214090][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.214206][ T32] r5:00001000 r4:eb8d3000 [ 1340.214233][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.214321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.214380][ T32] r5:85600b8c r4:85600800 [ 1340.214412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.214486][ T32] r7:dddced80 r6:83018000 r5:85600b8c r4:85645580 [ 1340.214552][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.214626][ T32] r10:61c88647 r9:8488d400 r8:856455ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.214652][ T32] r4:85645580 [ 1340.214675][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.214722][ T32] r10:00000000 r9:85645580 r8:80287e08 r7:eb8b9e60 r6:85645600 r5:8488d400 [ 1340.214788][ T32] r4:00000001 [ 1340.214811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.214898][ T32] Exception stack(0xeb8c5fb0 to 0xeb8c5ff8) [ 1340.214932][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.214961][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.215055][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.215088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.215154][ T32] r4:85653240 [ 1340.215618][ T32] INFO: task kworker/0:612:5252 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.215678][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.215750][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.215800][ T32] Call trace: [ 1340.215831][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.215885][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.215922][ T32] r4:00000000 [ 1340.215955][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.216020][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.216097][ T32] dd20: d299e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.216129][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.216187][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.216241][ T32] r5:800f0013 r4:80239bb0 [ 1340.216266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.216331][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1340.216427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 10 printk messages dropped ** [ 1340.216970][ T32] r5:84be078c r4:84be0400 ** 4 printk messages dropped ** [ 1340.217172][ T32] r4:84bbbf00 ** 5 printk messages dropped ** [ 1340.217484][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.218103][ T32] task:kworker/0:613 state:D stack:0 pid:5254 tgid:5254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.232002][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.232137][ T32] Call trace: [ 1340.232257][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.232370][ T32] r10:8291a684 r9:eb8d1d84 r8:00000002 r7:60000113 r6:eb8d1d8c r5:8488e000 [ 1340.232434][ T32] r4:8488e000 [ 1340.232478][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.232563][ T32] r5:8488e000 r4:8291a680 [ 1340.232606][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.232653][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.232696][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d1e08 [ 1340.232740][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1340.232800][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.233233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1340.233734][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1340.235012][ T32] dd20: d2d6a000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1340.235873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1340.236552][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 6 printk messages dropped ** [ 1340.236815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.237134][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1340.237510][ T32] r10:8291a684 r9:eb8e9d84 r8:00000002 r7:60000113 r6:eb8e9d8c r5:84b5b000 ** 8 printk messages dropped ** [ 1340.237820][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.261101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.261321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.261790][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.262524][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.262793][ T32] dd20: d3135000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 7 printk messages dropped ** [ 1340.263078][ T32] r4:e05addc0 [ 1340.263104][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.263148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1340.263192][ T32] r4:00000000 [ 1340.263231][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.263283][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.263318][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.263366][ T32] r5:00001000 r4:dfd07000 [ 1340.263407][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.263473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.263527][ T32] r5:84be078c r4:84be0400 [ 1340.263585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.263666][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1340.263714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.263768][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.263792][ T32] r4:84bbbf00 [ 1340.263821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.263872][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1340.263896][ T32] r4:00000001 [ 1340.263918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.263977][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1340.264030][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.264082][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.264113][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.264174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.264224][ T32] r4:84ba87c0 [ 1340.264249][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.264282][ T32] INFO: task kworker/0:615:5258 blocked for more than 466 seconds. [ 1340.264316][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.264385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.264442][ T32] task:kworker/0:615 state:D stack:0 pid:5258 tgid:5258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.264496][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.264543][ T32] Call trace: [ 1340.264603][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.264654][ T32] r10:8291a684 r9:eb705d84 r8:00000002 r7:60000113 r6:eb705d8c r5:84b58000 [ 1340.264710][ T32] r4:84b58000 [ 1340.264737][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.264782][ T32] r5:84b58000 r4:8291a680 [ 1340.264825][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.264870][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.264917][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb705e08 [ 1340.264941][ T32] r4:00000000 [ 1340.265005][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.265089][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.265173][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.265239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85653900 [ 1340.265267][ T32] r4:00000000 [ 1340.265318][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.265369][ T32] r9:83018005 r8:84b58000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1340.265393][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.265483][ T32] r5:00001000 r4:e001d000 [ 1340.265529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.265573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.265617][ T32] r5:8560178c r4:85601400 [ 1340.265638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.265709][ T32] r7:dddced80 r6:83018000 r5:8560178c r4:85645780 [ 1340.265735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.265784][ T32] r10:61c88647 r9:84b58000 r8:856457ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.265831][ T32] r4:85645780 [ 1340.265856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.265903][ T32] r10:00000000 r9:85645780 r8:80287e08 r7:eb8d1e60 r6:85623d00 r5:84b58000 [ 1340.265927][ T32] r4:00000001 [ 1340.265988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.266029][ T32] Exception stack(0xeb705fb0 to 0xeb705ff8) [ 1340.266079][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.266111][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.266141][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.266232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.266258][ T32] r4:856535c0 [ 1340.266547][ T32] INFO: task kworker/0:615:5258 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.266587][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.266676][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.266746][ T32] Call trace: [ 1340.266792][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.266846][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.266871][ T32] r4:00000000 [ 1340.266891][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.266933][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.266962][ T32] dd20: d3135000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.267058][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.267103][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.267131][ T32] r5:800f0013 r4:80239bb0 [ 1340.267154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.267196][ T32] r4:82ac21e4 [ 1340.267240][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1340.267430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1340.267933][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 6 printk messages dropped ** [ 1340.302289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1340.302900][ T32] INFO: task kworker/0:616:5260 blocked for more than 466 seconds. ** 8 printk messages dropped ** [ 1340.304084][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1340.306391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85653a80 ** 6 printk messages dropped ** [ 1340.319805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.320723][ T32] r10:61c88647 r9:84b5bc00 r8:856458ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.323386][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.323498][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.323536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.323587][ T32] r4:85653780 [ 1340.324391][ T32] INFO: task kworker/0:616:5260 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.324446][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.324526][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.325753][ T32] Call trace: [ 1340.325830][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.325928][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.325978][ T32] r4:00000000 [ 1340.326105][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.326637][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.326717][ T32] dd20: d37d0000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.326874][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.326936][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.326986][ T32] r5:800f0013 r4:80239bb0 [ 1340.327032][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.327122][ T32] r4:82ac21e4 [ 1340.327164][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.327246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1340.327272][ T32] r4:e05addc0 [ 1340.327605][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.327859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1340.327971][ T32] r4:00000000 [ 1340.327995][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.328070][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.328154][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.352377][ T32] r5:00001000 r4:dfd07000 [ 1340.352437][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.352505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.352551][ T32] r5:84be078c r4:84be0400 [ 1340.352572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.352623][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1340.352644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.352693][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.352717][ T32] r4:84bbbf00 [ 1340.352736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.352785][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1340.352840][ T32] r4:00000001 [ 1340.352865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.352907][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1340.353000][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.353035][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.353062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.353093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.353115][ T32] r4:84ba87c0 [ 1340.353213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.353268][ T32] INFO: task kworker/0:617:5262 blocked for more than 466 seconds. [ 1340.353332][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1340.353499][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.353898][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.354274][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.354377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.354566][ T32] r10:61c88647 r9:85550000 r8:8564592c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.354992][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.355847][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.356531][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1340.357045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 7 printk messages dropped ** [ 1340.357565][ T32] r5:00001000 r4:dfd07000 ** 1 printk messages dropped ** [ 1340.357669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.357786][ T32] r5:84be078c r4:84be0400 [ 1340.357840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.357931][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1340.357975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.358060][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.358104][ T32] r4:84bbbf00 [ 1340.376718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.376892][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1340.376923][ T32] r4:00000001 [ 1340.376974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.377023][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1340.377055][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.377084][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.377111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.377169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.377229][ T32] r4:84ba87c0 [ 1340.377257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.377290][ T32] INFO: task kworker/0:618:5264 blocked for more than 466 seconds. [ 1340.377377][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.377443][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.377472][ T32] task:kworker/0:618 state:D stack:0 pid:5264 tgid:5264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.377550][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.377704][ T32] Call trace: [ 1340.377859][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.377957][ T32] r10:8291a684 r9:eb77dd84 r8:00000002 r7:60000113 r6:eb77dd8c r5:85551800 [ 1340.378002][ T32] r4:85551800 [ 1340.378228][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.392181][ T32] r5:85551800 r4:8291a680 [ 1340.392231][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.392301][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.392347][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 [ 1340.392435][ T32] r4:00000000 [ 1340.392461][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.392499][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.392539][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.392613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85653e40 [ 1340.392713][ T32] r4:00000000 [ 1340.392737][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.392813][ T32] r9:83018005 r8:85551800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1340.392841][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.392887][ T32] r5:00001000 r4:eae8d000 [ 1340.392907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.392947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.393016][ T32] r5:8560278c r4:85602400 [ 1340.393189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1340.393274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.393589][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.394316][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.394690][ T32] dd20: d4127000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1340.395712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1340.396335][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1340.396785][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1340.396870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.396984][ T32] r4:84ba87c0 [ 1340.397009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.397039][ T32] INFO: task kworker/0:619:5265 blocked for more than 466 seconds. [ 1340.397074][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.397100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.397121][ T32] task:kworker/0:619 state:D stack:0 pid:5265 tgid:5265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.397260][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.397370][ T32] Call trace: [ 1340.397408][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.397459][ T32] r10:8291a684 r9:eb789d84 r8:00000002 r7:60000113 r6:eb789d8c r5:85552400 [ 1340.397482][ T32] r4:85552400 [ 1340.397502][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.397544][ T32] r5:85552400 r4:8291a680 [ 1340.397563][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.397601][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.397641][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 [ 1340.397664][ T32] r4:00000000 [ 1340.397684][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.397748][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1340.397890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85653d40 ** 6 printk messages dropped ** [ 1340.409975][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.410244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.410775][ T32] Exception stack(0xeb789fb0 to 0xeb789ff8) ** 4 printk messages dropped ** [ 1340.411127][ T32] r4:85653a00 ** 5 printk messages dropped ** [ 1340.412273][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 7 printk messages dropped ** [ 1340.412573][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1340.413034][ T32] r5:00001000 r4:dfd07000 ** 6 printk messages dropped ** [ 1340.413313][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1340.413580][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.413885][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1340.414493][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1340.414777][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.415000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.415255][ T32] r4:85645a80 ** 4 printk messages dropped ** [ 1340.415470][ T32] Exception stack(0xeb8f5fb0 to 0xeb8f5ff8) ** 6 printk messages dropped ** [ 1340.416162][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1340.416728][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1340.417458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1340.417778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.417888][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1340.417935][ T32] r4:00000001 [ 1340.417972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.418038][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1340.418189][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.448110][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.448736][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.448853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.448906][ T32] r4:84ba87c0 [ 1340.448975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.449042][ T32] INFO: task kworker/0:621:5270 blocked for more than 466 seconds. [ 1340.449110][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.449189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.449266][ T32] task:kworker/0:621 state:D stack:0 pid:5270 tgid:5270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.449394][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.449552][ T32] Call trace: [ 1340.449643][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.449758][ T32] r10:8291a684 r9:eb8ddd84 r8:00000002 r7:60000013 r6:eb8ddd8c r5:85553c00 [ 1340.449808][ T32] r4:85553c00 [ 1340.449853][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.449956][ T32] r5:85553c00 r4:8291a680 [ 1340.450005][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.450086][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.450196][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8dde08 [ 1340.450322][ T32] r4:00000000 [ 1340.450410][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.450532][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.450622][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.450708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85653cc0 [ 1340.450754][ T32] r4:00000000 [ 1340.450796][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.450914][ T32] r9:83018005 r8:85553c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1340.450975][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.451062][ T32] r5:00001000 r4:eafb1000 [ 1340.451132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.451219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.451340][ T32] r5:85602b8c r4:85602800 [ 1340.451389][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.451493][ T32] r7:dddced80 r6:83018000 r5:85602b8c r4:85645b00 [ 1340.451566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.451675][ T32] r10:61c88647 r9:85553c00 r8:85645b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.451725][ T32] r4:85645b00 [ 1340.451769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.451864][ T32] r10:00000000 r9:85645b00 r8:80287e08 r7:eb8f5e60 r6:856a7000 r5:85553c00 [ 1340.451915][ T32] r4:00000001 [ 1340.451959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.452083][ T32] Exception stack(0xeb8ddfb0 to 0xeb8ddff8) [ 1340.452149][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.452244][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.452340][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.452436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.452497][ T32] r4:85653c40 [ 1340.453207][ T32] INFO: task kworker/0:621:5270 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.453346][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.453520][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.453667][ T32] Call trace: [ 1340.453750][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.453874][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.453950][ T32] r4:00000000 [ 1340.453998][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.454076][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.454135][ T32] dd20: d42e8000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.454194][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.454246][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.454295][ T32] r5:800f0013 r4:80239bb0 [ 1340.454337][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.454456][ T32] r4:82ac21e4 [ 1340.454536][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1340.454815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1340.455650][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 5 printk messages dropped ** [ 1340.456007][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.456455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.456919][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.457461][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1340.457957][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.490883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.491164][ T32] r10:61c88647 r9:85554800 r8:85645bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.491458][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.492397][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1340.492799][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1340.493046][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1340.493602][ T32] r4:84bbbf00 ** 3 printk messages dropped ** [ 1340.493800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.494081][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1340.494481][ T32] r4:85555400 ** 3 printk messages dropped ** [ 1340.494650][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.494699][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 [ 1340.494721][ T32] r4:00000000 [ 1340.494762][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.494802][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.494860][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.494986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569f340 [ 1340.495042][ T32] r4:00000000 [ 1340.495067][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.495113][ T32] r9:83018005 r8:85555400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1340.495135][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.495178][ T32] r5:00001000 r4:eb16d000 [ 1340.495220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.495263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.495304][ T32] r5:8560338c r4:85603000 [ 1340.495323][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.495368][ T32] r7:dddced80 r6:83018000 r5:8560338c r4:85645c00 [ 1340.495389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.495444][ T32] r10:61c88647 r9:85555400 r8:85645c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.495490][ T32] r4:85645c00 [ 1340.495514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.495624][ T32] r10:00000000 r9:85645c00 r8:80287e08 r7:eb8f9e60 r6:856a7100 r5:85555400 [ 1340.495662][ T32] r4:00000001 [ 1340.495682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.495718][ T32] Exception stack(0xeb8fdfb0 to 0xeb8fdff8) [ 1340.495745][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.495773][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.495802][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.495830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.495852][ T32] r4:8569f280 [ 1340.496089][ T32] INFO: task kworker/0:623:5274 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.496122][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.496256][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.496315][ T32] Call trace: [ 1340.496349][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.496407][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.496454][ T32] r4:00000000 [ 1340.496487][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.496549][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.496580][ T32] dd20: d4b9e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.496609][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.496635][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.496664][ T32] r5:800f0013 r4:80239bb0 [ 1340.496685][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.496745][ T32] r4:82ac21e4 [ 1340.496773][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.496819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1340.496863][ T32] r4:e05addc0 [ 1340.496886][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.496949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1340.496975][ T32] r4:00000000 [ 1340.496997][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.497043][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 3 printk messages dropped ** [ 1340.497237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.497568][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 9 printk messages dropped ** [ 1340.497882][ T32] INFO: task kworker/0:624:5277 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1340.509249][ T32] r4:85553000 ** 4 printk messages dropped ** [ 1340.509488][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb909e08 ** 5 printk messages dropped ** [ 1340.509737][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.510031][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.510226][ T32] r7:dddced80 r6:83018000 r5:85603b8c r4:85645c80 ** 4 printk messages dropped ** [ 1340.510426][ T32] r10:00000000 r9:85645c80 r8:80287e08 r7:eb8f9e60 r6:856a7180 r5:85553000 ** 9 printk messages dropped ** [ 1340.511146][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.511696][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1340.511905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1340.512299][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 4 printk messages dropped ** [ 1340.512470][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1340.512675][ T32] r4:84ba87c0 [ 1340.512696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.512724][ T32] INFO: task kworker/0:625:5278 blocked for more than 467 seconds. [ 1340.512779][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.512815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.512858][ T32] task:kworker/0:625 state:D stack:0 pid:5278 tgid:5278 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.512956][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.513002][ T32] Call trace: [ 1340.513063][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.513114][ T32] r10:8291a684 r9:eb911d84 r8:00000002 r7:60000113 r6:eb911d8c r5:84b59800 [ 1340.513137][ T32] r4:84b59800 [ 1340.513157][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.513199][ T32] r5:84b59800 r4:8291a680 [ 1340.513218][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.513256][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.513297][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb911e08 [ 1340.513319][ T32] r4:00000000 [ 1340.513338][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.513381][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.513448][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.513494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569f700 [ 1340.513526][ T32] r4:00000000 [ 1340.513549][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.513603][ T32] r9:83018005 r8:84b59800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.513630][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.513736][ T32] r5:00001000 r4:eb2c5000 [ 1340.513781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.513844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.513953][ T32] r5:85603f8c r4:85603c00 [ 1340.513999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.514050][ T32] r7:dddced80 r6:83018000 r5:85603f8c r4:85645d00 [ 1340.514072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.514117][ T32] r10:61c88647 r9:84b59800 r8:85645d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.514204][ T32] r4:85645d00 [ 1340.514252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.514331][ T32] r10:00000000 r9:85645d00 r8:80287e08 r7:eb909e60 r6:856a7200 r5:84b59800 [ 1340.514359][ T32] r4:00000001 [ 1340.514488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.514528][ T32] Exception stack(0xeb911fb0 to 0xeb911ff8) [ 1340.514555][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.514604][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.514635][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.514665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.514687][ T32] r4:8569f300 [ 1340.514922][ T32] INFO: task kworker/0:625:5278 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.514976][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.515073][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.515137][ T32] Call trace: [ 1340.515192][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.515274][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.515324][ T32] r4:00000000 [ 1340.515347][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.515388][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.515436][ T32] dd20: d4b9e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.515468][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.515493][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.515578][ T32] r5:800f0013 r4:80239bb0 [ 1340.515612][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.515654][ T32] r4:82ac21e4 [ 1340.515674][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.515716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1340.515749][ T32] r4:e05addc0 [ 1340.515772][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.515814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1340.515856][ T32] r4:00000000 [ 1340.515903][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.515964][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.515994][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.516047][ T32] r5:00001000 r4:dfd07000 [ 1340.516084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.516128][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.516191][ T32] r5:84be078c r4:84be0400 [ 1340.516240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.516313][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1340.516339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.516387][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.516417][ T32] r4:84bbbf00 [ 1340.516437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.516482][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1340.516504][ T32] r4:00000001 [ 1340.516522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.516556][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1340.516583][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.516611][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.516648][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.516680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.516712][ T32] r4:84ba87c0 [ 1340.516748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.516776][ T32] INFO: task kworker/0:626:5280 blocked for more than 467 seconds. [ 1340.516804][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.516827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.516847][ T32] task:kworker/0:626 state:D stack:0 pid:5280 tgid:5280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.516891][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.516932][ T32] Call trace: [ 1340.516981][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.517048][ T32] r10:8291a684 r9:eb915d84 r8:00000002 r7:60000113 r6:eb915d8c r5:85556c00 [ 1340.517075][ T32] r4:85556c00 [ 1340.517096][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.517138][ T32] r5:85556c00 r4:8291a680 [ 1340.517178][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.517220][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.517262][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb915e08 [ 1340.517283][ T32] r4:00000000 [ 1340.517302][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.517364][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.517432][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.517478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569f840 [ 1340.517501][ T32] r4:00000000 [ 1340.517521][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.517564][ T32] r9:83018005 r8:85556c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1340.517585][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.517626][ T32] r5:00001000 r4:eb303000 [ 1340.517656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.517698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.517749][ T32] r5:8560438c r4:85604000 [ 1340.517772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.517818][ T32] r7:dddced80 r6:83018000 r5:8560438c r4:85645d80 [ 1340.517861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.517913][ T32] r10:61c88647 r9:85556c00 r8:85645dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.517948][ T32] r4:85645d80 [ 1340.517969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.518014][ T32] r10:00000000 r9:85645d80 r8:80287e08 r7:eb911e60 r6:856a7280 r5:85556c00 [ 1340.518053][ T32] r4:00000001 [ 1340.518074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.518163][ T32] Exception stack(0xeb915fb0 to 0xeb915ff8) ** 1 printk messages dropped ** [ 1340.548749][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.549400][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.549693][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1340.549969][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.550216][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.550363][ T32] r5:00001000 r4:dfd07000 ** 6 printk messages dropped ** [ 1340.550737][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1340.551131][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.551471][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.551911][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.552339][ T32] r5:00001000 r4:eb605000 ** 1 printk messages dropped ** [ 1340.552400][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.552632][ T32] r10:61c88647 r9:85558c00 r8:85645e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.552985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.553427][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.553709][ T32] dd20: d51e2000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 10 printk messages dropped ** [ 1340.554140][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.554394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1340.554793][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1340.555049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1340.555468][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.555953][ T32] r5:00001000 r4:eb463000 ** 1 printk messages dropped ** [ 1340.556024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.556285][ T32] r10:61c88647 r9:85558000 r8:85645eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.556314][ T32] r4:85645e80 [ 1340.556370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.556424][ T32] r10:00000000 r9:85645e80 r8:80287e08 r7:eb921e60 r6:856a7380 r5:85558000 [ 1340.556449][ T32] r4:00000001 [ 1340.556490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.556537][ T32] Exception stack(0xeb92dfb0 to 0xeb92dff8) [ 1340.556566][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.556615][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.556644][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.556672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.556694][ T32] r4:8569f800 [ 1340.556910][ T32] INFO: task kworker/0:628:5286 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.556965][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.557047][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.557091][ T32] Call trace: [ 1340.557142][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.557197][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.557221][ T32] r4:00000000 [ 1340.557240][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.557279][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.557307][ T32] dd20: d51e2000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.557360][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.557385][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.557426][ T32] r5:800f0013 r4:80239bb0 [ 1340.557474][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.557518][ T32] r4:82ac21e4 [ 1340.557539][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.557610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1340.557638][ T32] r4:e05addc0 [ 1340.557681][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.557725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1340.557748][ T32] r4:00000000 [ 1340.557767][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.557820][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.557845][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.557888][ T32] r5:00001000 r4:dfd07000 [ 1340.557908][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.557956][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.558001][ T32] r5:84be078c r4:84be0400 [ 1340.558021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.558067][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1340.558110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.558197][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.576997][ T32] r4:84bbbf00 [ 1340.577050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.577147][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1340.577175][ T32] r4:00000001 [ 1340.577197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.577237][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1340.577268][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.577345][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.577423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.577479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.577505][ T32] r4:84ba87c0 [ 1340.577551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.577609][ T32] INFO: task kworker/0:629:5287 blocked for more than 467 seconds. [ 1340.577651][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.577677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.577742][ T32] task:kworker/0:629 state:D stack:0 pid:5287 tgid:5287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.577830][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.577899][ T32] Call trace: [ 1340.577935][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.578009][ T32] r10:8291a684 r9:eb931d84 r8:00000002 r7:60000113 r6:eb931d8c r5:8555b000 [ 1340.578047][ T32] r4:8555b000 [ 1340.578070][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.578115][ T32] r5:8555b000 r4:8291a680 [ 1340.578136][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.578243][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.583031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb931e08 [ 1340.583097][ T32] r4:00000000 [ 1340.583125][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.583177][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.583215][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1340.583388][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.583723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.583770][ T32] r5:85604b8c r4:85604800 [ 1340.583835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.583888][ T32] r7:dddced80 r6:83018000 r5:85604b8c r4:85645f00 [ 1340.583973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.584038][ T32] r10:61c88647 r9:8555b000 r8:85645f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.584063][ T32] r4:85645f00 [ 1340.584105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.584260][ T32] r10:00000000 r9:85645f00 r8:80287e08 r7:eb921e60 r6:856a7400 r5:8555b000 [ 1340.584287][ T32] r4:00000001 [ 1340.584307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.584366][ T32] Exception stack(0xeb931fb0 to 0xeb931ff8) [ 1340.584399][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.584484][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.584515][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.584545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.584591][ T32] r4:8569f800 [ 1340.585030][ T32] INFO: task kworker/0:629:5287 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.585092][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.585214][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.585261][ T32] Call trace: [ 1340.585381][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.585446][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.585470][ T32] r4:00000000 [ 1340.585534][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.585579][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.585621][ T32] dd20: d565d000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.585653][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.585678][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.585746][ T32] r5:800f0013 r4:80239bb0 [ 1340.585770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.585843][ T32] r4:82ac21e4 [ 1340.585867][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.585931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1340.585995][ T32] r4:e05addc0 ** 3 printk messages dropped ** [ 1340.586151][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1340.586586][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1340.586770][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.587083][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.587364][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1340.587721][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.587960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.588165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.605587][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.606397][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.606871][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 9 printk messages dropped ** [ 1340.607496][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.607782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.608096][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 7 printk messages dropped ** [ 1340.616796][ T32] r4:84ba87c0 ** 3 printk messages dropped ** [ 1340.616998][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1340.617188][ T32] Call trace: [ 1340.617222][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.617276][ T32] r10:8291a684 r9:eb93dd84 r8:00000002 r7:60000013 r6:eb93dd8c r5:85559800 [ 1340.617299][ T32] r4:85559800 [ 1340.617371][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.617429][ T32] r5:85559800 r4:8291a680 [ 1340.617451][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.617509][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.617574][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb93de08 [ 1340.617600][ T32] r4:00000000 [ 1340.617655][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.617712][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.617771][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.617817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ba0c0 [ 1340.617840][ T32] r4:00000000 [ 1340.617896][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.617946][ T32] r9:83018005 r8:85559800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1340.617990][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.618035][ T32] r5:00001000 r4:eb95b000 [ 1340.618104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.618147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.631366][ T32] r5:8560678c r4:85606400 [ 1340.631464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.631600][ T32] r7:dddced80 r6:83018000 r5:8560678c r4:856b5000 [ 1340.631635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.631711][ T32] r10:61c88647 r9:85559800 r8:856b502c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.631748][ T32] r4:856b5000 [ 1340.631771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.631820][ T32] r10:00000000 r9:856b5000 r8:80287e08 r7:eb921e60 r6:856a7500 r5:85559800 [ 1340.631843][ T32] r4:00000001 [ 1340.631862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.631910][ T32] Exception stack(0xeb93dfb0 to 0xeb93dff8) [ 1340.631944][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.631995][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.632025][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.632074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.632101][ T32] r4:8569fb80 [ 1340.632525][ T32] INFO: task kworker/0:631:5291 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.632584][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.632756][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.632808][ T32] Call trace: [ 1340.632840][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.632893][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.632961][ T32] r4:00000000 [ 1340.633009][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.633076][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.633151][ T32] dd20: d6041000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.633211][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.633249][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.633294][ T32] r5:800f0013 r4:80239bb0 [ 1340.633319][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.633383][ T32] r4:82ac21e4 [ 1340.633414][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.633501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1340.633528][ T32] r4:e05addc0 [ 1340.633561][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.633628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1340.633665][ T32] r4:00000000 [ 1340.633688][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.633736][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.633759][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.633822][ T32] r5:00001000 r4:dfd07000 [ 1340.633868][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.633933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.634274][ T32] r4:84bbbf00 ** 4 printk messages dropped ** [ 1340.634482][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 4 printk messages dropped ** [ 1340.634779][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1340.635032][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.635171][ T32] r4:8555c800 ** 5 printk messages dropped ** [ 1340.635506][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.635745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569fec0 ** 6 printk messages dropped ** [ 1340.636093][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.636135][ T32] r5:8560578c r4:85605400 ** 3 printk messages dropped ** [ 1340.636491][ T32] r10:61c88647 r9:8555c800 r8:856b50ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1340.636865][ T32] Exception stack(0xeb941fb0 to 0xeb941ff8) ** 4 printk messages dropped ** [ 1340.637063][ T32] r4:8569fb80 ** 1 printk messages dropped ** [ 1340.637433][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.637956][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 6 printk messages dropped ** [ 1340.648909][ T32] r4:e05addc0 ** 6 printk messages dropped ** [ 1340.649332][ T32] r5:00001000 r4:dfd07000 ** 6 printk messages dropped ** [ 1340.649601][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1340.650060][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.650419][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1340.650599][ T32] r10:8291a684 r9:eb949d84 r8:00000002 r7:60000013 r6:eb949d8c r5:8555d400 [ 1340.650628][ T32] r4:8555d400 [ 1340.650706][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.650753][ T32] r5:8555d400 r4:8291a680 [ 1340.650773][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.650812][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.650865][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb949e08 [ 1340.650891][ T32] r4:00000000 [ 1340.650922][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.650967][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.651023][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.651091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569f080 [ 1340.651127][ T32] r4:00000000 [ 1340.651150][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.651195][ T32] r9:83018005 r8:8555d400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1340.651225][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.651267][ T32] r5:00001000 r4:eb725000 [ 1340.651308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.651352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.651396][ T32] r5:85605b8c r4:85605800 [ 1340.651421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.651466][ T32] r7:dddced80 r6:83018000 r5:85605b8c r4:856b5100 [ 1340.651488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.651578][ T32] r10:61c88647 r9:8555d400 r8:856b512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.651627][ T32] r4:856b5100 [ 1340.651652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.651742][ T32] r10:00000000 r9:856b5100 r8:80287e08 r7:eb93de60 r6:856a7680 r5:8555d400 [ 1340.651767][ T32] r4:00000001 [ 1340.651787][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.651831][ T32] Exception stack(0xeb949fb0 to 0xeb949ff8) [ 1340.651860][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.651889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.651915][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.651944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.651966][ T32] r4:8569fe80 [ 1340.652362][ T32] INFO: task kworker/0:633:5295 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.652398][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.652478][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.652576][ T32] Call trace: [ 1340.652679][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.652744][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.652799][ T32] r4:00000000 [ 1340.652823][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.652863][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.652889][ T32] dd20: d6173000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.652917][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.652943][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.652966][ T32] r5:800f0013 r4:80239bb0 [ 1340.653052][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.653096][ T32] r4:82ac21e4 [ 1340.653116][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.653180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1340.653207][ T32] r4:e05addc0 [ 1340.653250][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.653295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1340.653338][ T32] r4:00000000 [ 1340.653361][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.653432][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.653459][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.653535][ T32] r5:00001000 r4:dfd07000 [ 1340.653587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.653630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.653672][ T32] r5:84be078c r4:84be0400 [ 1340.653692][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.653738][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1340.653780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.653841][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.653865][ T32] r4:84bbbf00 [ 1340.653885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.653930][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1340.653952][ T32] r4:00000001 [ 1340.653972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.654026][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1340.654064][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.654104][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.654267][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1340.654556][ T32] r10:8291a684 r9:eb94dd84 r8:00000002 r7:60000113 r6:eb94dd8c r5:8555ec00 ** 8 printk messages dropped ** [ 1340.654912][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.655255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.655300][ T32] r5:8552e78c r4:8552e400 ** 1 printk messages dropped ** [ 1340.655366][ T32] r7:ddde2d80 r6:83018200 r5:8552e78c r4:856a7600 ** 5 printk messages dropped ** [ 1340.655675][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.655884][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.656367][ T32] Call trace: [ 1340.656419][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.656473][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.656506][ T32] r4:00000000 [ 1340.656561][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.656605][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.656633][ T32] dd20: d6173000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.656681][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.656710][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.656734][ T32] r5:800f0013 r4:80239bb0 [ 1340.656755][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.656794][ T32] r4:82ac21e4 [ 1340.656835][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.656880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1340.656923][ T32] r4:e05addc0 [ 1340.656967][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.657033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1340.657079][ T32] r4:00000000 [ 1340.657102][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1340.657294][ T32] r5:00001000 r4:dfd07000 ** 6 printk messages dropped ** [ 1340.657662][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1340.657883][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.658182][ T32] task:kworker/0:634 state:D stack:0 pid:5299 tgid:5299 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.689263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb951e08 ** 6 printk messages dropped ** [ 1340.689681][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.690019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.690154][ T32] r7:dddced80 r6:83018000 r5:85605f8c r4:856b5180 ** 4 printk messages dropped ** [ 1340.690330][ T32] r10:00000000 r9:856b5180 r8:80287e08 r7:eb93de60 r6:856a7780 r5:8555e000 ** 6 printk messages dropped ** [ 1340.690713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.691617][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1340.691871][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.692021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1340.692595][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 6 printk messages dropped ** [ 1340.692853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.693148][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1340.693468][ T32] r4:855c6000 ** 4 printk messages dropped ** [ 1340.693706][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb969e08 [ 1340.693732][ T32] r4:00000000 [ 1340.693751][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.693935][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.693973][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.694016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84620d40 [ 1340.694064][ T32] r4:00000000 [ 1340.694148][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.694195][ T32] r9:83018005 r8:855c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.694217][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.694258][ T32] r5:00001000 r4:eb779000 [ 1340.694277][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.694348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.694393][ T32] r5:8560638c r4:85606000 [ 1340.694424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.694471][ T32] r7:dddced80 r6:83018000 r5:8560638c r4:856b5200 [ 1340.694492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.694540][ T32] r10:61c88647 r9:855c6000 r8:856b522c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.694562][ T32] r4:856b5200 [ 1340.694601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.694650][ T32] r10:00000000 r9:856b5200 r8:80287e08 r7:eb93de60 r6:856a7800 r5:855c6000 [ 1340.694699][ T32] r4:00000001 [ 1340.694730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.694768][ T32] Exception stack(0xeb969fb0 to 0xeb969ff8) [ 1340.694817][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.694897][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.694927][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.694982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.695009][ T32] r4:856ba000 [ 1340.695234][ T32] INFO: task kworker/0:635:5302 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.695266][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.695346][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.695438][ T32] Call trace: [ 1340.695469][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.695563][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.695600][ T32] r4:00000000 [ 1340.695621][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.695675][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.695705][ T32] dd20: d69ef000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.695770][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.695866][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.695893][ T32] r5:800f0013 r4:80239bb0 [ 1340.695915][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.695975][ T32] r4:82ac21e4 [ 1340.695999][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.696042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1340.696210][ T32] r4:e05addc0 [ 1340.696233][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.696334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1340.696413][ T32] r4:00000000 [ 1340.696449][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.696498][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.696521][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.696562][ T32] r5:00001000 r4:dfd07000 [ 1340.696625][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.696704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.696750][ T32] r5:84be078c r4:84be0400 [ 1340.696814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.696866][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 3 printk messages dropped ** [ 1340.697097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1340.697488][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1340.697698][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.698121][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.721558][ T32] r5:00001000 r4:eb993000 ** 1 printk messages dropped ** [ 1340.721619][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.721816][ T32] r10:61c88647 r9:85560000 r8:856b52ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1340.722252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.723210][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1340.723409][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1340.723494][ T32] r4:e05addc0 [ 1340.723535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.723620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1340.723647][ T32] r4:00000000 [ 1340.723699][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.723749][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.723771][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.723812][ T32] r5:00001000 r4:dfd07000 [ 1340.723853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.723896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.723937][ T32] r5:84be078c r4:84be0400 [ 1340.723957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.724038][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1340.724063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.724133][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.724159][ T32] r4:84bbbf00 [ 1340.724178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.724245][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1340.724281][ T32] r4:00000001 [ 1340.724309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.724351][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1340.724377][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.724414][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.724441][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.724495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.724542][ T32] r4:84ba87c0 [ 1340.724566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.724649][ T32] INFO: task kworker/0:637:5304 blocked for more than 467 seconds. [ 1340.724688][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.724713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.724734][ T32] task:kworker/0:637 state:D stack:0 pid:5304 tgid:5304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.724807][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.724860][ T32] Call trace: [ 1340.724939][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.724991][ T32] r10:8291a684 r9:eb929d84 r8:00000002 r7:60000013 r6:eb929d8c r5:855d9800 [ 1340.725015][ T32] r4:855d9800 [ 1340.725036][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.725079][ T32] r5:855d9800 r4:8291a680 [ 1340.725141][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.725208][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.725262][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 [ 1340.725300][ T32] r4:00000000 [ 1340.725322][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.725378][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.725427][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.725469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ba300 [ 1340.725491][ T32] r4:00000000 [ 1340.725511][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.725852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1340.726545][ T32] r4:856ba240 ** 10 printk messages dropped ** [ 1340.727391][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 16 printk messages dropped ** [ 1340.728126][ T32] r5:84be078c r4:84be0400 ** 5 printk messages dropped ** [ 1340.748848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1340.749236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1340.749801][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1340.750190][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb979e08 ** 9 printk messages dropped ** [ 1340.750597][ T32] r5:00001000 r4:eb97b000 ** 1 printk messages dropped ** [ 1340.750723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.750982][ T32] r10:61c88647 r9:855db000 r8:856b542c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.751314][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.752192][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1340.752555][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1340.752670][ T32] r4:e05addc0 [ 1340.752698][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.752766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1340.752791][ T32] r4:00000000 [ 1340.752813][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.752860][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.752882][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.752944][ T32] r5:00001000 r4:dfd07000 [ 1340.752968][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.753017][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.753059][ T32] r5:84be078c r4:84be0400 [ 1340.753078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.753125][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1340.753169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.753238][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.753265][ T32] r4:84bbbf00 [ 1340.753285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.753332][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1340.753354][ T32] r4:00000001 [ 1340.753386][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.753432][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1340.753459][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.753488][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.753526][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.753558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.753602][ T32] r4:84ba87c0 [ 1340.753625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.753651][ T32] INFO: task kworker/0:639:5310 blocked for more than 467 seconds. [ 1340.753680][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.753703][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.753723][ T32] task:kworker/0:639 state:D stack:0 pid:5310 tgid:5310 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.753768][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.753823][ T32] Call trace: [ 1340.753854][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.753901][ T32] r10:8291a684 r9:eb985d84 r8:00000002 r7:60000113 r6:eb985d8c r5:855dbc00 [ 1340.753924][ T32] r4:855dbc00 [ 1340.753944][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.754007][ T32] r5:855dbc00 r4:8291a680 [ 1340.754041][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.754094][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.754139][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb985e08 [ 1340.754161][ T32] r4:00000000 [ 1340.754189][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.754228][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.754266][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.754307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ba600 [ 1340.754352][ T32] r4:00000000 [ 1340.754377][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.754450][ T32] r9:83018005 r8:855dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1340.754487][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.754566][ T32] r5:00001000 r4:eb987000 [ 1340.754599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.754648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.754699][ T32] r5:8560738c r4:85607000 [ 1340.754726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.754774][ T32] r7:dddced80 r6:83018000 r5:8560738c r4:856b5500 [ 1340.754794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.754864][ T32] r10:61c88647 r9:855dbc00 r8:856b552c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.754912][ T32] r4:856b5500 [ 1340.754935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.755011][ T32] r10:00000000 r9:856b5500 r8:80287e08 r7:eb96de60 r6:856b5580 r5:855dbc00 [ 1340.755038][ T32] r4:00000001 [ 1340.755058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.755094][ T32] Exception stack(0xeb985fb0 to 0xeb985ff8) [ 1340.755141][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.755206][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.755237][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.755266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.755306][ T32] r4:856ba480 [ 1340.755589][ T32] INFO: task kworker/0:639:5310 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.755625][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.755695][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.755741][ T32] Call trace: [ 1340.755809][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.755864][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.755888][ T32] r4:00000000 [ 1340.755907][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.755946][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.755972][ T32] dd20: d722e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.756000][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.756025][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.756059][ T32] r5:800f0013 r4:80239bb0 [ 1340.756082][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.756132][ T32] r4:82ac21e4 [ 1340.756175][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.756241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 9 printk messages dropped ** [ 1340.756655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1340.757012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1340.757483][ T32] INFO: task kworker/0:640:5311 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1340.757847][ T32] r4:855dc800 ** 2 printk messages dropped ** [ 1340.757957][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.757995][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.758059][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ede08 [ 1340.758104][ T32] r4:00000000 [ 1340.758210][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.778754][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.778847][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.778894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ba900 [ 1340.778941][ T32] r4:00000000 [ 1340.778966][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.779017][ T32] r9:83018005 r8:855dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1340.779053][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.779105][ T32] r5:00001000 r4:eb99f000 [ 1340.779126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.779188][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.779235][ T32] r5:85607b8c r4:85607800 [ 1340.779257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.779324][ T32] r7:dddced80 r6:83018000 r5:85607b8c r4:856b5600 [ 1340.779370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.779433][ T32] r10:61c88647 r9:855dc800 r8:856b562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.779457][ T32] r4:856b5600 [ 1340.779476][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.779523][ T32] r10:00000000 r9:856b5600 r8:80287e08 r7:eb96de60 r6:856b5680 r5:855dc800 [ 1340.779576][ T32] r4:00000001 [ 1340.779600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.779639][ T32] Exception stack(0xeb8edfb0 to 0xeb8edff8) [ 1340.779669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.779697][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.779748][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.779802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.779828][ T32] r4:856ba5c0 [ 1340.780329][ T32] INFO: task kworker/0:640:5311 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.780397][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.780518][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.780569][ T32] Call trace: [ 1340.780618][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.780672][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.780696][ T32] r4:00000000 [ 1340.780737][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.780805][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.780837][ T32] dd20: d7648000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.780867][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.780892][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.780917][ T32] r5:800f0013 r4:80239bb0 [ 1340.780937][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.780977][ T32] r4:82ac21e4 [ 1340.780997][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.781048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1340.781095][ T32] r4:e05addc0 [ 1340.781120][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.781163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1340.781185][ T32] r4:00000000 [ 1340.781226][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.781303][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.781330][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.781373][ T32] r5:00001000 r4:dfd07000 [ 1340.781393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.781674][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 20 printk messages dropped ** [ 1340.782479][ T32] r4:855dd400 ** 8 printk messages dropped ** [ 1340.782826][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1340.783107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.783279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.783736][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.784486][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1340.784822][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1340.785146][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1340.785781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1340.786148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1340.786486][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1340.787175][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.787572][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.787708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.788051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.819444][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1340.819894][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.820145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 1 printk messages dropped ** [ 1340.820217][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.820333][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.820386][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.820467][ T32] r5:00001000 r4:dfd07000 [ 1340.820490][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.820533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.820578][ T32] r5:84be078c r4:84be0400 [ 1340.820621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.820700][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1340.820726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.820775][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.820798][ T32] r4:84bbbf00 [ 1340.820816][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.820883][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1340.820909][ T32] r4:00000001 [ 1340.820929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.820965][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1340.821013][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.821046][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.821111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.821164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.821189][ T32] r4:84ba87c0 [ 1340.821234][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.821289][ T32] INFO: task kworker/0:643:5317 blocked for more than 467 seconds. [ 1340.821331][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.821369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.821391][ T32] task:kworker/0:643 state:D stack:0 pid:5317 tgid:5317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.821488][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.821534][ T32] Call trace: [ 1340.821595][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.821646][ T32] r10:8291a684 r9:eb9b5d84 r8:00000002 r7:60000113 r6:eb9b5d8c r5:855dec00 [ 1340.821690][ T32] r4:855dec00 [ 1340.821713][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.821757][ T32] r5:855dec00 r4:8291a680 [ 1340.821798][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.821887][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.821932][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b5e08 [ 1340.821955][ T32] r4:00000000 [ 1340.821995][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.822032][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.822068][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.822107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856badc0 [ 1340.822130][ T32] r4:00000000 [ 1340.822150][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.822193][ T32] r9:83018005 r8:855dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1340.822213][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.822263][ T32] r5:00001000 r4:eb9c3000 [ 1340.822307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.822352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.822395][ T32] r5:8560c78c r4:8560c400 ** 1 printk messages dropped ** [ 1340.822494][ T32] r7:dddced80 r6:83018000 r5:8560c78c r4:856b5900 ** 5 printk messages dropped ** [ 1340.822715][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1340.823241][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1340.824318][ T32] r5:00001000 r4:dfd07000 ** 10 printk messages dropped ** [ 1340.824699][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1340.825006][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1340.825410][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.825799][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.826209][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.826360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.826646][ T32] r10:00000000 r9:856b5a00 r8:80287e08 r7:eb9b5e60 r6:856b5a80 r5:855da400 ** 7 printk messages dropped ** [ 1340.827232][ T32] r4:856bacc0 ** 5 printk messages dropped ** [ 1340.827825][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 10 printk messages dropped ** [ 1340.849249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 10 printk messages dropped ** [ 1340.849723][ T32] r5:84be078c r4:84be0400 ** 5 printk messages dropped ** [ 1340.850000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1340.850441][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1340.850670][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.850885][ T32] r5:855d8c00 r4:8291a680 ** 3 printk messages dropped ** [ 1340.851060][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.851224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bafc0 [ 1340.851269][ T32] r4:00000000 [ 1340.851292][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.851338][ T32] r9:83018005 r8:855d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1340.851359][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.851411][ T32] r5:00001000 r4:eb9db000 [ 1340.851432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.851471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.851513][ T32] r5:8560cf8c r4:8560cc00 [ 1340.851532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.851614][ T32] r7:dddced80 r6:83018000 r5:8560cf8c r4:856b5b00 [ 1340.851635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.851693][ T32] r10:61c88647 r9:855d8c00 r8:856b5b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.851720][ T32] r4:856b5b00 [ 1340.851763][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.851812][ T32] r10:00000000 r9:856b5b00 r8:80287e08 r7:eb9c1e60 r6:856b5b80 r5:855d8c00 [ 1340.851836][ T32] r4:00000001 [ 1340.851876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.851931][ T32] Exception stack(0xeb9d9fb0 to 0xeb9d9ff8) [ 1340.851980][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.852033][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.852084][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.852115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.852137][ T32] r4:856bacc0 [ 1340.852562][ T32] INFO: task kworker/0:645:5322 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.852617][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.852703][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.852780][ T32] Call trace: [ 1340.852816][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.852878][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.852905][ T32] r4:00000000 [ 1340.852946][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.853012][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.853043][ T32] dd20: d8043000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.853093][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.853122][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.853147][ T32] r5:800f0013 r4:80239bb0 [ 1340.853167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.853208][ T32] r4:82ac21e4 [ 1340.853249][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.853316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1340.853363][ T32] r4:e05addc0 [ 1340.853409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.853455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1340.853486][ T32] r4:00000000 [ 1340.853522][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.853571][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.853594][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.853645][ T32] r5:00001000 r4:dfd07000 [ 1340.853695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.853768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.853813][ T32] r5:84be078c r4:84be0400 [ 1340.853846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.853896][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1340.853938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.854001][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.854025][ T32] r4:84bbbf00 [ 1340.854076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.854126][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1340.854165][ T32] r4:00000001 [ 1340.854187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.854232][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1340.854261][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.854291][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.854325][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.854380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.854433][ T32] r4:84ba87c0 [ 1340.854481][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.854511][ T32] INFO: task kworker/0:646:5323 blocked for more than 467 seconds. [ 1340.854540][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.854564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.854587][ T32] task:kworker/0:646 state:D stack:0 pid:5323 tgid:5323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.854632][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.854727][ T32] Call trace: [ 1340.854772][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.854820][ T32] r10:8291a684 r9:eb99dd84 r8:00000002 r7:60000013 r6:eb99dd8c r5:855d8000 [ 1340.854842][ T32] r4:855d8000 [ 1340.854862][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.854904][ T32] r5:855d8000 r4:8291a680 [ 1340.854945][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.854996][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.855052][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb99de08 [ 1340.855095][ T32] r4:00000000 [ 1340.855125][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.855161][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.855196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1340.855533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.855787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.856055][ T32] Exception stack(0xeb99dfb0 to 0xeb99dff8) ** 6 printk messages dropped ** [ 1340.856532][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.857061][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.857202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1340.857223][ T32] r4:00000000 [ 1340.857242][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.857286][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.857307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.857393][ T32] r5:00001000 r4:dfd07000 [ 1340.857422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.857463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.857505][ T32] r5:84be078c r4:84be0400 [ 1340.857525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.857572][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1340.857593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.857639][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.857663][ T32] r4:84bbbf00 [ 1340.857682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.857726][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1340.857748][ T32] r4:00000001 [ 1340.857790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.857829][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1340.857855][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.857904][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.857933][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.857990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.858018][ T32] r4:84ba87c0 [ 1340.858038][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.858088][ T32] INFO: task kworker/0:647:5325 blocked for more than 467 seconds. [ 1340.858204][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.880033][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.880098][ T32] task:kworker/0:647 state:D stack:0 pid:5325 tgid:5325 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.880167][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.880257][ T32] Call trace: [ 1340.880349][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.880440][ T32] r10:8291a684 r9:eb9f1d84 r8:00000002 r7:60000113 r6:eb9f1d8c r5:856e0000 [ 1340.880467][ T32] r4:856e0000 [ 1340.880489][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.880534][ T32] r5:856e0000 r4:8291a680 [ 1340.880555][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.880593][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.880657][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f1e08 [ 1340.880706][ T32] r4:00000000 [ 1340.880729][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.880765][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1340.880872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d2580 ** 6 printk messages dropped ** [ 1340.881195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.881238][ T32] r5:8560db8c r4:8560d800 [ 1340.881258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.881308][ T32] r7:dddced80 r6:83018000 r5:8560db8c r4:856b5d00 [ 1340.881329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.881453][ T32] r10:61c88647 r9:856e0000 r8:856b5d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.881486][ T32] r4:856b5d00 [ 1340.881612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.881697][ T32] r10:00000000 r9:856b5d00 r8:80287e08 r7:eb99de60 r6:856b5d80 r5:856e0000 [ 1340.881744][ T32] r4:00000001 [ 1340.881781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.881868][ T32] Exception stack(0xeb9f1fb0 to 0xeb9f1ff8) [ 1340.881985][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.882017][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.882043][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.882072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.882094][ T32] r4:856d2180 [ 1340.882553][ T32] INFO: task kworker/0:647:5325 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.882589][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.882672][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.882732][ T32] Call trace: [ 1340.882767][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.882819][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.882863][ T32] r4:00000000 [ 1340.882887][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.882937][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.882990][ T32] dd20: d856d000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.883022][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.883051][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.883084][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1340.883174][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.883348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1340.883731][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 6 printk messages dropped ** [ 1340.883974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.884294][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1340.884629][ T32] r5:856e0c00 r4:8291a680 ** 3 printk messages dropped ** [ 1340.884792][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1340.884882][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.884921][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.884962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d2280 [ 1340.885006][ T32] r4:00000000 [ 1340.885030][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.885075][ T32] r9:83018005 r8:856e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1340.885107][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.885152][ T32] r5:00001000 r4:eb9f3000 [ 1340.885173][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.885223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.885268][ T32] r5:8560d78c r4:8560d400 [ 1340.885288][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.885343][ T32] r7:dddced80 r6:83018000 r5:8560d78c r4:856b5e00 [ 1340.885368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.885455][ T32] r10:61c88647 r9:856e0c00 r8:856b5e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.885482][ T32] r4:856b5e00 [ 1340.885502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.885556][ T32] r10:00000000 r9:856b5e00 r8:80287e08 r7:eb9f1e60 r6:856b5e80 r5:856e0c00 [ 1340.885582][ T32] r4:00000001 [ 1340.885602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.885647][ T32] Exception stack(0xeb9fdfb0 to 0xeb9fdff8) [ 1340.885676][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.885705][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.885731][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.885769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.885794][ T32] r4:856d2100 ** 1 printk messages dropped ** [ 1340.886116][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1340.886864][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1340.887310][ T32] r4:84bbbf00 ** 4 printk messages dropped ** [ 1340.887506][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 6 printk messages dropped ** [ 1340.887733][ T32] INFO: task kworker/0:649:5329 blocked for more than 467 seconds. ** 10 printk messages dropped ** [ 1340.909120][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1340.909446][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.909651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.909855][ T32] r10:61c88647 r9:856e2400 r8:856b5f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.910238][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.911175][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 10 printk messages dropped ** [ 1340.911618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 9 printk messages dropped ** [ 1340.911985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.912321][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 7 printk messages dropped ** [ 1340.912593][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1340.912973][ T32] r4:856e3c00 ** 4 printk messages dropped ** [ 1340.913175][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba15e08 ** 10 printk messages dropped ** [ 1340.913639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1340.913866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.914075][ T32] Exception stack(0xeba15fb0 to 0xeba15ff8) ** 6 printk messages dropped ** [ 1340.914505][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.914608][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.914696][ T32] Call trace: [ 1340.914752][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.914821][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.914850][ T32] r4:00000000 [ 1340.914870][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.914910][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.914937][ T32] dd20: d8bf6000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.914965][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.915012][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.915039][ T32] r5:800f0013 r4:80239bb0 [ 1340.915070][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.915115][ T32] r4:82ac21e4 [ 1340.915136][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.915177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1340.915209][ T32] r4:e05addc0 [ 1340.915233][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.915296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1340.915322][ T32] r4:00000000 [ 1340.915343][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.915387][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.915418][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.915460][ T32] r5:00001000 r4:dfd07000 [ 1340.915480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.915517][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.915588][ T32] r5:84be078c r4:84be0400 [ 1340.915629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.915680][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1340.915701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.915748][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.915770][ T32] r4:84bbbf00 [ 1340.915788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.915834][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1340.915875][ T32] r4:00000001 [ 1340.915898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.915934][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1340.915970][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.916021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.916072][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.916103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.916126][ T32] r4:84ba87c0 [ 1340.916146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.916187][ T32] INFO: task kworker/0:651:5333 blocked for more than 467 seconds. [ 1340.916219][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.916242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1340.916454][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1340.916884][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.917227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.917289][ T32] r5:8560e38c r4:8560e000 ** 2 printk messages dropped ** [ 1340.917434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.917798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.948738][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.948999][ T32] dd20: d95ff000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.949031][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.949090][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.949137][ T32] r5:800f0013 r4:80239bb0 [ 1340.949162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.949208][ T32] r4:82ac21e4 [ 1340.949253][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.949300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1340.949325][ T32] r4:e05addc0 [ 1340.949366][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.949442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1340.949470][ T32] r4:00000000 [ 1340.949510][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.949562][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.949587][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.949631][ T32] r5:00001000 r4:dfd07000 [ 1340.949654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.949697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.949750][ T32] r5:84be078c r4:84be0400 [ 1340.949775][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.949855][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1340.949913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.950009][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.950034][ T32] r4:84bbbf00 [ 1340.950053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.950100][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1340.950122][ T32] r4:00000001 [ 1340.950141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.950209][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1340.950265][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.950324][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.950354][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.950383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.950415][ T32] r4:84ba87c0 [ 1340.950440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.950526][ T32] INFO: task kworker/0:652:5335 blocked for more than 467 seconds. [ 1340.950603][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.950632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.950682][ T32] task:kworker/0:652 state:D stack:0 pid:5335 tgid:5335 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.950829][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.950908][ T32] Call trace: [ 1340.950945][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.950993][ T32] r10:8291a684 r9:eb689d84 r8:00000002 r7:60000113 r6:eb689d8c r5:856e1800 [ 1340.951077][ T32] r4:856e1800 [ 1340.951101][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.951146][ T32] r5:856e1800 r4:8291a680 [ 1340.951167][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.951235][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.951323][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb689e08 [ 1340.951384][ T32] r4:00000000 [ 1340.951411][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.951448][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.951509][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.951584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d2f80 [ 1340.951671][ T32] r4:00000000 [ 1340.951695][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.951740][ T32] r9:83018005 r8:856e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1340.951763][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.951861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1340.951920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.952383][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.953272][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.953623][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 8 printk messages dropped ** [ 1340.953914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1340.954300][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 7 printk messages dropped ** [ 1340.954569][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 7 printk messages dropped ** [ 1340.954788][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1340.955061][ T32] r4:856e5400 ** 4 printk messages dropped ** [ 1340.955234][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b9e08 ** 10 printk messages dropped ** [ 1340.955665][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.955840][ T32] r7:dddced80 r6:83018000 r5:8560eb8c r4:856d7300 ** 7 printk messages dropped ** [ 1340.956132][ T32] Exception stack(0xeb6b9fb0 to 0xeb6b9ff8) ** 6 printk messages dropped ** [ 1340.956576][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.956934][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1340.957153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1340.957668][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.957945][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.958209][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.981062][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e5e08 ** 6 printk messages dropped ** [ 1340.981266][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.981470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.981517][ T32] r5:8560f38c r4:8560f000 [ 1340.981538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.981585][ T32] r7:dddced80 r6:83018000 r5:8560f38c r4:856d7400 [ 1340.981605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.981651][ T32] r10:61c88647 r9:856e3000 r8:856d742c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.981673][ T32] r4:856d7400 [ 1340.981692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.981736][ T32] r10:00000000 r9:856d7400 r8:80287e08 r7:eb689e60 r6:856d7480 r5:856e3000 [ 1340.981780][ T32] r4:00000001 [ 1340.981804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.981844][ T32] Exception stack(0xeb9e5fb0 to 0xeb9e5ff8) [ 1340.981874][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.981903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.981940][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.981972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.982017][ T32] r4:8564bb40 [ 1340.982440][ T32] INFO: task kworker/0:654:5340 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1340.982479][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.982543][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.982623][ T32] Call trace: [ 1340.982690][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.982742][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1340.982766][ T32] r4:00000000 [ 1340.982806][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.982851][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1340.982895][ T32] dd20: d9d50000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1340.982927][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1340.982952][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.982975][ T32] r5:800f0013 r4:80239bb0 [ 1340.982995][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.983036][ T32] r4:82ac21e4 [ 1340.983070][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.983116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1340.983160][ T32] r4:e05addc0 [ 1340.983184][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.983226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1340.983248][ T32] r4:00000000 [ 1340.983267][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.983334][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.983359][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.983407][ T32] r5:00001000 r4:dfd07000 [ 1340.983428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.983466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.983507][ T32] r5:84be078c r4:84be0400 [ 1340.983526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.983650][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1340.983681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.983729][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.983763][ T32] r4:84bbbf00 [ 1340.983785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.983833][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1340.983855][ T32] r4:00000001 [ 1340.983874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.983908][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1340.983933][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.983962][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.983988][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1340.984099][ T32] INFO: task kworker/0:655:5341 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1340.984531][ T32] r5:856e6c00 r4:8291a680 ** 3 printk messages dropped ** [ 1340.984697][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.984906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6040 ** 6 printk messages dropped ** [ 1340.985168][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.985306][ T32] r7:dddced80 r6:83018000 r5:8560f78c r4:856d7500 ** 4 printk messages dropped ** [ 1340.985491][ T32] r10:00000000 r9:856d7500 r8:80287e08 r7:eb9e5e60 r6:856d7580 r5:856e6c00 ** 9 printk messages dropped ** [ 1340.986062][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.986563][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.986760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1340.987123][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 8 printk messages dropped ** [ 1340.987457][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.987856][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.003437][ T32] r5:856e6000 r4:8291a680 ** 5 printk messages dropped ** [ 1341.003828][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1341.003982][ T32] r4:00000000 [ 1341.004005][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.004053][ T32] r9:83018005 r8:856e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1341.004075][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.004119][ T32] r5:00001000 r4:ead37000 [ 1341.004149][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.004193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.004236][ T32] r5:8560fb8c r4:8560f800 [ 1341.004279][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.004330][ T32] r7:dddced80 r6:83018000 r5:8560fb8c r4:856d7600 [ 1341.004374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.004437][ T32] r10:61c88647 r9:856e6000 r8:856d762c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.004482][ T32] r4:856d7600 [ 1341.004507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.004554][ T32] r10:00000000 r9:856d7600 r8:80287e08 r7:eb7d1e60 r6:856d7680 r5:856e6000 [ 1341.004597][ T32] r4:00000001 [ 1341.004641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.004707][ T32] Exception stack(0xeb7ddfb0 to 0xeb7ddff8) [ 1341.004749][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.004803][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.004867][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.004901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.004924][ T32] r4:856d6180 [ 1341.005341][ T32] INFO: task kworker/0:656:5343 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1341.005380][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.005487][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.005537][ T32] Call trace: [ 1341.005570][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.005646][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1341.005673][ T32] r4:00000000 [ 1341.005695][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.005736][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1341.005765][ T32] dd20: d9d50000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1341.005838][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1341.005917][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.005965][ T32] r5:800f0013 r4:80239bb0 [ 1341.006031][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.006081][ T32] r4:82ac21e4 [ 1341.006101][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.006166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1341.006193][ T32] r4:e05addc0 [ 1341.006213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.006294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1341.006321][ T32] r4:00000000 [ 1341.006341][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.006387][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1341.006428][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.006495][ T32] r5:00001000 r4:dfd07000 [ 1341.006529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.006571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.006613][ T32] r5:84be078c r4:84be0400 [ 1341.006633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.006688][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1341.006712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.006769][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.006819][ T32] r4:84bbbf00 [ 1341.006841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.006912][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1341.006967][ T32] r4:00000001 [ 1341.006989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.007025][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1341.007082][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.007113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.007170][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.007202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.007224][ T32] r4:84ba87c0 [ 1341.007244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.007306][ T32] INFO: task kworker/0:657:5345 blocked for more than 467 seconds. [ 1341.007343][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.007399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.007445][ T32] task:kworker/0:657 state:D stack:0 pid:5345 tgid:5345 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.007518][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.007599][ T32] Call trace: [ 1341.007652][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.007704][ T32] r10:8291a684 r9:eb7e9d84 r8:00000002 r7:60000113 r6:eb7e9d8c r5:8488ec00 [ 1341.007727][ T32] r4:8488ec00 [ 1341.007747][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.007790][ T32] r5:8488ec00 r4:8291a680 ** 1 printk messages dropped ** [ 1341.007896][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1341.021197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.021238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.021281][ T32] r5:8560ff8c r4:8560fc00 [ 1341.021301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.021349][ T32] r7:dddced80 r6:83018000 r5:8560ff8c r4:856d7700 [ 1341.021406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.021470][ T32] r10:61c88647 r9:8488ec00 r8:856d772c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.021497][ T32] r4:856d7700 [ 1341.021517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.021565][ T32] r10:00000000 r9:856d7700 r8:80287e08 r7:eb7dde60 r6:856d7780 r5:8488ec00 [ 1341.021623][ T32] r4:00000001 [ 1341.021653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.021728][ T32] Exception stack(0xeb7e9fb0 to 0xeb7e9ff8) [ 1341.021793][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.021825][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.021852][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.021912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.021938][ T32] r4:856d6140 [ 1341.022355][ T32] INFO: task kworker/0:657:5345 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1341.022391][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.022470][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.022597][ T32] Call trace: [ 1341.022688][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.022748][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1341.022773][ T32] r4:00000000 [ 1341.022793][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.022833][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1341.022860][ T32] dd20: da2d5000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1341.022924][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1341.022953][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.022977][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1341.023231][ T32] r4:e05addc0 ** 6 printk messages dropped ** [ 1341.023618][ T32] r5:00001000 r4:dfd07000 ** 4 printk messages dropped ** [ 1341.023851][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 6 printk messages dropped ** [ 1341.024108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.024469][ T32] INFO: task kworker/0:658:5348 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.024887][ T32] r5:849c0000 r4:8291a680 ** 5 printk messages dropped ** [ 1341.025137][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.025577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.025714][ T32] r7:dddced80 r6:83018000 r5:8561838c r4:856d7800 ** 5 printk messages dropped ** [ 1341.026007][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.026260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.026958][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 7 printk messages dropped ** [ 1341.027285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 8 printk messages dropped ** [ 1341.027783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.027843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.027888][ T32] r5:84be078c r4:84be0400 [ 1341.027909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.027977][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1341.028024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.028075][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.028098][ T32] r4:84bbbf00 [ 1341.028117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.051467][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1341.051587][ T32] r4:00000001 [ 1341.051616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.051736][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1341.051774][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.051806][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.051833][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.051863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.051895][ T32] r4:84ba87c0 [ 1341.051922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.051969][ T32] INFO: task kworker/0:659:5349 blocked for more than 467 seconds. [ 1341.052008][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.052033][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.052055][ T32] task:kworker/0:659 state:D stack:0 pid:5349 tgid:5349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.052113][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.052182][ T32] Call trace: [ 1341.052220][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.052304][ T32] r10:8291a684 r9:eb801d84 r8:00000002 r7:60000113 r6:eb801d8c r5:849c0c00 [ 1341.052340][ T32] r4:849c0c00 [ 1341.052363][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.052415][ T32] r5:849c0c00 r4:8291a680 [ 1341.052437][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.052487][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.052534][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 [ 1341.052558][ T32] r4:00000000 [ 1341.052598][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.052658][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.052723][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.052775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6900 [ 1341.052839][ T32] r4:00000000 [ 1341.052864][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.052912][ T32] r9:83018005 r8:849c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1341.052934][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.052976][ T32] r5:00001000 r4:eb0c1000 [ 1341.052996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.053036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.053077][ T32] r5:8561878c r4:85618400 [ 1341.053111][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.053162][ T32] r7:dddced80 r6:83018000 r5:8561878c r4:856d7900 [ 1341.053217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.053268][ T32] r10:61c88647 r9:849c0c00 r8:856d792c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.053292][ T32] r4:856d7900 [ 1341.053312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.053374][ T32] r10:00000000 r9:856d7900 r8:80287e08 r7:eb7f5e60 r6:856d7980 r5:849c0c00 [ 1341.053408][ T32] r4:00000001 [ 1341.053429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.053486][ T32] Exception stack(0xeb801fb0 to 0xeb801ff8) [ 1341.053517][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.053566][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.054331][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.054758][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 12 printk messages dropped ** [ 1341.055255][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1341.055873][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1341.056492][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb819e08 ** 11 printk messages dropped ** [ 1341.056884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.057062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.057398][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.057990][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1341.072960][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.073196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1341.073221][ T32] r4:00000000 [ 1341.073250][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.073301][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1341.073324][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.073408][ T32] r5:00001000 r4:dfd07000 [ 1341.073434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.073476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.073538][ T32] r5:84be078c r4:84be0400 [ 1341.073563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.073611][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1341.073641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.073693][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.073716][ T32] r4:84bbbf00 [ 1341.073735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.073780][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1341.073802][ T32] r4:00000001 [ 1341.073821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.073880][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1341.073914][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.073952][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.074000][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.074031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.074053][ T32] r4:84ba87c0 [ 1341.074076][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.074150][ T32] INFO: task kworker/0:661:5354 blocked for more than 467 seconds. [ 1341.074187][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.074212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.074257][ T32] task:kworker/0:661 state:D stack:0 pid:5354 tgid:5354 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.074328][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.074408][ T32] Call trace: [ 1341.074444][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.074519][ T32] r10:8291a684 r9:eb80dd84 r8:00000002 r7:60000113 r6:eb80dd8c r5:849c2400 [ 1341.074569][ T32] r4:849c2400 [ 1341.074593][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.074638][ T32] r5:849c2400 r4:8291a680 [ 1341.074658][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.074721][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.074789][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb80de08 [ 1341.074836][ T32] r4:00000000 [ 1341.074866][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.074935][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.074974][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1341.075066][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.075322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1341.075892][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1341.077114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 21 printk messages dropped ** [ 1341.077955][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.093589][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.094145][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.094535][ T32] r5:00001000 r4:eb3c5000 ** 1 printk messages dropped ** [ 1341.094603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.094887][ T32] r4:856d7c00 ** 6 printk messages dropped ** [ 1341.095196][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.095930][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.096246][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 9 printk messages dropped ** [ 1341.096560][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.096755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.097181][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.097371][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.097671][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.097988][ T32] r4:85563000 [ 1341.098009][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.098052][ T32] r5:85563000 r4:8291a680 [ 1341.098085][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.098170][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.110450][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb859e08 [ 1341.110488][ T32] r4:00000000 [ 1341.110510][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.110592][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.110636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.110706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6d80 [ 1341.110735][ T32] r4:00000000 [ 1341.110757][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.110832][ T32] r9:83018005 r8:85563000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1341.110858][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.110905][ T32] r5:00001000 r4:eb565000 [ 1341.110925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.110978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.111055][ T32] r5:85619b8c r4:85619800 [ 1341.111080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.111127][ T32] r7:dddced80 r6:83018000 r5:85619b8c r4:856d7c80 [ 1341.111148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.111195][ T32] r10:61c88647 r9:85563000 r8:856d7cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.111217][ T32] r4:856d7c80 [ 1341.111238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.111283][ T32] r10:00000000 r9:856d7c80 r8:80287e08 r7:eb84de60 r6:856a7980 r5:85563000 [ 1341.111307][ T32] r4:00000001 [ 1341.111327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.111391][ T32] Exception stack(0xeb859fb0 to 0xeb859ff8) [ 1341.111424][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.111459][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.111485][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.111513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.111559][ T32] r4:856d6c40 [ 1341.111898][ T32] INFO: task kworker/0:663:5357 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1341.111934][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.111998][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.112047][ T32] Call trace: [ 1341.112079][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.112131][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1341.112246][ T32] r4:00000000 [ 1341.112298][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.112342][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1341.112370][ T32] dd20: db0a1000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1341.112400][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1341.112467][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.112519][ T32] r5:800f0013 r4:80239bb0 [ 1341.112545][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.112585][ T32] r4:82ac21e4 [ 1341.112650][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.112697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1341.112746][ T32] r4:e05addc0 [ 1341.112769][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.112812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1341.112862][ T32] r4:00000000 [ 1341.112885][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.112932][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1341.112955][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.112997][ T32] r5:00001000 r4:dfd07000 [ 1341.113017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.113055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.113125][ T32] r5:84be078c r4:84be0400 [ 1341.113149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.113210][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1341.113235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.113286][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.113310][ T32] r4:84bbbf00 [ 1341.113330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.113418][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1341.113449][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1341.113538][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 4 printk messages dropped ** [ 1341.113768][ T32] r4:84ba87c0 ** 5 printk messages dropped ** [ 1341.114029][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.114356][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1341.114761][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.115007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.115263][ T32] r4:856a7a00 ** 4 printk messages dropped ** [ 1341.115496][ T32] Exception stack(0xeb839fb0 to 0xeb839ff8) ** 6 printk messages dropped ** [ 1341.116046][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1341.116210][ T32] Call trace: [ 1341.116241][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.116292][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1341.116317][ T32] r4:00000000 [ 1341.116337][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.116376][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1341.116423][ T32] dd20: db0a1000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1341.116477][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1341.116505][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.116528][ T32] r5:800f0013 r4:80239bb0 [ 1341.116548][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.116605][ T32] r4:82ac21e4 [ 1341.116629][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.116671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1341.116721][ T32] r4:e05addc0 [ 1341.116745][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.116788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1341.116837][ T32] r4:00000000 [ 1341.116872][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.116949][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1341.116975][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.117017][ T32] r5:00001000 r4:dfd07000 [ 1341.117037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.117102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.117175][ T32] r5:84be078c r4:84be0400 [ 1341.117199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.117247][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1341.117270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1341.117355][ T32] r4:84bbbf00 ** 4 printk messages dropped ** [ 1341.117548][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 6 printk messages dropped ** [ 1341.117757][ T32] INFO: task kworker/0:664:5362 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.139531][ T32] r5:85564800 r4:8291a680 ** 5 printk messages dropped ** [ 1341.139924][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.140328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.140371][ T32] r5:8561978c r4:85619400 [ 1341.140392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.140471][ T32] r7:dddced80 r6:83018000 r5:8561978c r4:856d7d00 [ 1341.140496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.140547][ T32] r10:61c88647 r9:85564800 r8:856d7d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.140570][ T32] r4:856d7d00 [ 1341.140589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.140675][ T32] r10:00000000 r9:856d7d00 r8:80287e08 r7:eb859e60 r6:856a7b00 r5:85564800 [ 1341.140727][ T32] r4:00000001 [ 1341.140751][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.140793][ T32] Exception stack(0xeb845fb0 to 0xeb845ff8) [ 1341.140850][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.140911][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.140943][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.140972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.140994][ T32] r4:856d6e00 [ 1341.141421][ T32] INFO: task kworker/0:664:5362 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1341.141460][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.141534][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.141632][ T32] Call trace: [ 1341.141672][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.141726][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1341.141777][ T32] r4:00000000 [ 1341.141811][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.141853][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1341.141883][ T32] dd20: db211000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1341.141913][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1341.141938][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.141962][ T32] r5:800f0013 r4:80239bb0 [ 1341.141983][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.142025][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1341.142110][ T32] r4:e05addc0 ** 6 printk messages dropped ** [ 1341.142361][ T32] r5:00001000 r4:dfd07000 ** 6 printk messages dropped ** [ 1341.142674][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.142950][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.143240][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.143717][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb825e08 ** 8 printk messages dropped ** [ 1341.143979][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.144080][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.144474][ T32] r10:00000000 r9:856d7d80 r8:80287e08 r7:eb859e60 r6:856d7e00 r5:849c3000 ** 7 printk messages dropped ** [ 1341.144734][ T32] r4:856d6d00 ** 5 printk messages dropped ** [ 1341.145332][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 8 printk messages dropped ** [ 1341.145660][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.145888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 12 printk messages dropped ** [ 1341.146420][ T32] r4:84bbbf00 [ 1341.146440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.146485][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1341.146507][ T32] r4:00000001 [ 1341.146525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.146560][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1341.146587][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.146616][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.146651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.146680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.146721][ T32] r4:84ba87c0 [ 1341.146774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.146805][ T32] INFO: task kworker/0:666:5365 blocked for more than 467 seconds. [ 1341.146835][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.146885][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.146912][ T32] task:kworker/0:666 state:D stack:0 pid:5365 tgid:5365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.147007][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.147053][ T32] Call trace: [ 1341.147133][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.147182][ T32] r10:8291a684 r9:eb861d84 r8:00000002 r7:60000113 r6:eb861d8c r5:849c3c00 [ 1341.147218][ T32] r4:849c3c00 [ 1341.147258][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.147335][ T32] r5:849c3c00 r4:8291a680 [ 1341.147360][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.147401][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.147444][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb861e08 [ 1341.147493][ T32] r4:00000000 [ 1341.147518][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.147600][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.147649][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.147695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571c180 [ 1341.147719][ T32] r4:00000000 [ 1341.147740][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.147813][ T32] r9:83018005 r8:849c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1341.147842][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.147885][ T32] r5:00001000 r4:eb68f000 [ 1341.147906][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.147975][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.148023][ T32] r5:8561a38c r4:8561a000 [ 1341.148043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.148110][ T32] r7:dddced80 r6:83018000 r5:8561a38c r4:856d7e80 [ 1341.169135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.169324][ T32] r10:61c88647 r9:849c3c00 r8:856d7eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.169382][ T32] r4:856d7e80 [ 1341.169412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.169466][ T32] r10:00000000 r9:856d7e80 r8:80287e08 r7:eb825e60 r6:856d7f00 r5:849c3c00 [ 1341.169547][ T32] r4:00000001 [ 1341.169599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.169651][ T32] Exception stack(0xeb861fb0 to 0xeb861ff8) ** 3 printk messages dropped ** [ 1341.169800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1341.170800][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.171196][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1341.171651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 12 printk messages dropped ** [ 1341.172579][ T32] r4:84bbbf00 ** 3 printk messages dropped ** [ 1341.172707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1341.173046][ T32] r4:84ba87c0 [ 1341.173095][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.173131][ T32] INFO: task kworker/0:667:5368 blocked for more than 467 seconds. [ 1341.173168][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.173193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.173256][ T32] task:kworker/0:667 state:D stack:0 pid:5368 tgid:5368 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.173436][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.173515][ T32] Call trace: [ 1341.173551][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.173622][ T32] r10:8291a684 r9:eb885d84 r8:00000002 r7:60000113 r6:eb885d8c r5:849c5400 [ 1341.173691][ T32] r4:849c5400 [ 1341.173716][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.173761][ T32] r5:849c5400 r4:8291a680 [ 1341.173808][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.173851][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.173893][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb885e08 [ 1341.173915][ T32] r4:00000000 [ 1341.173934][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.173985][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.174023][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.174063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571c600 [ 1341.174086][ T32] r4:00000000 [ 1341.174106][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.174155][ T32] r9:83018005 r8:849c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1341.174178][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.174317][ T32] r5:00001000 r4:eb7d9000 [ 1341.174341][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.174382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.174451][ T32] r5:8561ab8c r4:8561a800 [ 1341.174506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.174556][ T32] r7:dddced80 r6:83018000 r5:8561ab8c r4:856d7f80 [ 1341.174692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.174763][ T32] r10:61c88647 r9:849c5400 r8:856d7fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.174787][ T32] r4:856d7f80 [ 1341.174842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.174921][ T32] r10:00000000 r9:856d7f80 r8:80287e08 r7:eb861e60 r6:8571b000 r5:849c5400 [ 1341.174973][ T32] r4:00000001 [ 1341.175022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.175062][ T32] Exception stack(0xeb885fb0 to 0xeb885ff8) [ 1341.175090][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.175119][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.175183][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.175247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.175274][ T32] r4:8571c000 [ 1341.175611][ T32] INFO: task kworker/0:667:5368 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1341.175655][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.175733][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.175807][ T32] Call trace: [ 1341.175868][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.175952][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1341.176009][ T32] r4:00000000 [ 1341.176059][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.176130][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1341.176162][ T32] dd20: db59d000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1341.176191][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1341.176216][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.176241][ T32] r5:800f0013 r4:80239bb0 [ 1341.176261][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1341.176383][ T32] r4:e05addc0 ** 8 printk messages dropped ** [ 1341.176777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.176903][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1341.176927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.176978][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.177001][ T32] r4:84bbbf00 [ 1341.177019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.177064][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1341.177086][ T32] r4:00000001 [ 1341.177106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.177141][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1341.177174][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.177255][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.177286][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.177341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1341.178099][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb891e08 ** 6 printk messages dropped ** [ 1341.204891][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.205181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.205355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.205572][ T32] Exception stack(0xeb891fb0 to 0xeb891ff8) ** 6 printk messages dropped ** [ 1341.206328][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.206927][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.207137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1341.207762][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.226767][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1341.227335][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1341.227767][ T32] r4:00000000 [ 1341.227786][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.227821][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.227858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.227898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571c700 [ 1341.227921][ T32] r4:00000000 [ 1341.227941][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.228005][ T32] r9:83018005 r8:849c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1341.228033][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.228083][ T32] r5:00001000 r4:eb809000 [ 1341.228201][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.228634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.228719][ T32] r5:8561af8c r4:8561ac00 [ 1341.228765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.228821][ T32] r7:dddced80 r6:83018000 r5:8561af8c r4:8571b180 [ 1341.228844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.228923][ T32] r10:61c88647 r9:849c6c00 r8:8571b1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.228951][ T32] r4:8571b180 [ 1341.228999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.229070][ T32] r10:00000000 r9:8571b180 r8:80287e08 r7:eb885e60 r6:8571b200 r5:849c6c00 [ 1341.229124][ T32] r4:00000001 [ 1341.229177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.229228][ T32] Exception stack(0xeb871fb0 to 0xeb871ff8) [ 1341.229259][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.229288][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.229315][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.229343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.229397][ T32] r4:8571c480 [ 1341.229832][ T32] INFO: task kworker/0:669:5372 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1341.229893][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.229999][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.230049][ T32] Call trace: [ 1341.230081][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.230134][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1341.230159][ T32] r4:00000000 [ 1341.230195][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.230241][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1341.230270][ T32] dd20: dbdee000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1341.230313][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1341.230342][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.230367][ T32] r5:800f0013 r4:80239bb0 [ 1341.230419][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.230468][ T32] r4:82ac21e4 [ 1341.230536][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.230583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 4 printk messages dropped ** [ 1341.230798][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1341.231294][ T32] r4:84bbbf00 ** 3 printk messages dropped ** [ 1341.231404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1341.231859][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1341.232195][ T32] r4:849c6000 ** 4 printk messages dropped ** [ 1341.232432][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb895e08 ** 9 printk messages dropped ** [ 1341.232816][ T32] r5:00001000 r4:eb82f000 ** 1 printk messages dropped ** [ 1341.232875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.233097][ T32] r4:8571b280 ** 6 printk messages dropped ** [ 1341.233338][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.234127][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 ** 6 printk messages dropped ** [ 1341.234448][ T32] r5:800f0013 r4:80239bb0 [ 1341.234468][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.234572][ T32] r4:82ac21e4 [ 1341.234626][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.234677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1341.234700][ T32] r4:e05addc0 [ 1341.234720][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.234761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1341.234784][ T32] r4:00000000 [ 1341.234816][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.234895][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1341.234922][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.234992][ T32] r5:00001000 r4:dfd07000 [ 1341.235016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.235057][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.235099][ T32] r5:84be078c r4:84be0400 [ 1341.235148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.235199][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1341.235221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.235268][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.235289][ T32] r4:84bbbf00 [ 1341.235307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.235353][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1341.235375][ T32] r4:00000001 [ 1341.235393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.235429][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1341.235509][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.235608][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.235650][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.235681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.235703][ T32] r4:84ba87c0 [ 1341.235776][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.235807][ T32] INFO: task kworker/0:671:5375 blocked for more than 467 seconds. [ 1341.235838][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.235861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1341.235928][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.236321][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.236714][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.236755][ T32] r5:00001000 r4:eb855000 [ 1341.236803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.236854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.236896][ T32] r5:8561b78c r4:8561b400 [ 1341.236915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.236963][ T32] r7:dddced80 r6:83018000 r5:8561b78c r4:8571b380 [ 1341.236984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.237030][ T32] r10:61c88647 r9:856e8c00 r8:8571b3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.237053][ T32] r4:8571b380 [ 1341.237072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.237116][ T32] r10:00000000 r9:8571b380 r8:80287e08 r7:eb895e60 r6:8571b400 r5:856e8c00 [ 1341.237138][ T32] r4:00000001 [ 1341.237156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.237219][ T32] Exception stack(0xeb8a9fb0 to 0xeb8a9ff8) [ 1341.237249][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.237279][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.237341][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.237405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.237461][ T32] r4:8571c740 [ 1341.237730][ T32] INFO: task kworker/0:671:5375 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1341.237877][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.238006][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.238107][ T32] Call trace: [ 1341.263973][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.264108][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1341.264141][ T32] r4:00000000 [ 1341.264180][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1341.264422][ T32] r5:800f0013 r4:80239bb0 ** 18 printk messages dropped ** [ 1341.265283][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1341.265991][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.266344][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.266832][ T32] r5:00001000 r4:eb86d000 ** 1 printk messages dropped ** [ 1341.266892][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.267181][ T32] r4:8571b480 ** 4 printk messages dropped ** [ 1341.267365][ T32] Exception stack(0xeb8b5fb0 to 0xeb8b5ff8) ** 6 printk messages dropped ** [ 1341.268116][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.282009][ T32] r5:800f0013 r4:80239bb0 [ 1341.282030][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.282073][ T32] r4:82ac21e4 [ 1341.282092][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.282162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1341.282189][ T32] r4:e05addc0 [ 1341.282240][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.282312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1341.282454][ T32] r4:00000000 [ 1341.282519][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.282574][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1341.282597][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.282648][ T32] r5:00001000 r4:dfd07000 [ 1341.282672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.282712][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.282755][ T32] r5:84be078c r4:84be0400 [ 1341.282840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.282933][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1341.282960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.283039][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.283112][ T32] r4:84bbbf00 [ 1341.283135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.283182][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1341.283205][ T32] r4:00000001 [ 1341.283247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.283287][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1341.283315][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.283343][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.283369][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.283403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.283428][ T32] r4:84ba87c0 [ 1341.283453][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.283484][ T32] INFO: task kworker/0:673:5380 blocked for more than 467 seconds. [ 1341.283518][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.283582][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.283621][ T32] task:kworker/0:673 state:D stack:0 pid:5380 tgid:5380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.283689][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.283733][ T32] Call trace: [ 1341.283781][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.283831][ T32] r10:8291a684 r9:eb8c1d84 r8:00000002 r7:60000013 r6:eb8c1d8c r5:85565400 [ 1341.283854][ T32] r4:85565400 ** 3 printk messages dropped ** [ 1341.283974][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1341.284462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.284505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.284547][ T32] r5:8578c38c r4:8578c000 [ 1341.284568][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.284631][ T32] r7:dddced80 r6:83018000 r5:8578c38c r4:8571b580 [ 1341.284664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.284745][ T32] r10:61c88647 r9:85565400 r8:8571b5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.284795][ T32] r4:8571b580 [ 1341.284817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.284863][ T32] r10:00000000 r9:8571b580 r8:80287e08 r7:eb8b5e60 r6:856a7b80 r5:85565400 [ 1341.284885][ T32] r4:00000001 [ 1341.284904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.284938][ T32] Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) [ 1341.284967][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.284995][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.285033][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.285064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.285087][ T32] r4:8571cbc0 [ 1341.285514][ T32] INFO: task kworker/0:673:5380 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1341.285549][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.285604][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.285657][ T32] Call trace: [ 1341.285700][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.285767][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1341.285795][ T32] r4:00000000 [ 1341.285829][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.285874][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1341.285911][ T32] dd20: dc3e6000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 2 printk messages dropped ** [ 1341.286007][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1341.286279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1341.286667][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 7 printk messages dropped ** [ 1341.286968][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 6 printk messages dropped ** [ 1341.287207][ T32] INFO: task kworker/0:674:5382 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.287666][ T32] r5:85566c00 r4:8291a680 [ 1341.287698][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.287740][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.287781][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d9e08 [ 1341.287818][ T32] r4:00000000 [ 1341.287845][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.287907][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.287946][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.287987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571ce80 [ 1341.288009][ T32] r4:00000000 [ 1341.288028][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.288213][ T32] r9:83018005 r8:85566c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 ** 2 printk messages dropped ** [ 1341.307119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.307162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.307296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.307537][ T32] Exception stack(0xeb8d9fb0 to 0xeb8d9ff8) ** 6 printk messages dropped ** [ 1341.311164][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.311792][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1341.312119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 9 printk messages dropped ** [ 1341.312561][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 6 printk messages dropped ** [ 1341.312838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1341.313164][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1341.313402][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1341.313683][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e5e08 ** 9 printk messages dropped ** [ 1341.314249][ T32] r5:00001000 r4:eba4b000 ** 1 printk messages dropped ** [ 1341.314335][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.314597][ T32] r4:8571b680 ** 4 printk messages dropped ** [ 1341.314779][ T32] Exception stack(0xeb8e5fb0 to 0xeb8e5ff8) ** 6 printk messages dropped ** [ 1341.315400][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1341.315934][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1341.316239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1341.316262][ T32] r4:00000000 [ 1341.316282][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.316347][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1341.316375][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.316461][ T32] r5:00001000 r4:dfd07000 [ 1341.316497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.316543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.316596][ T32] r5:84be078c r4:84be0400 [ 1341.316639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.316698][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1341.316755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.316841][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.316869][ T32] r4:84bbbf00 [ 1341.316889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.316936][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1341.316958][ T32] r4:00000001 [ 1341.316976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.317010][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1341.317036][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.317063][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.317089][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.317140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.317189][ T32] r4:84ba87c0 [ 1341.317213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.317267][ T32] INFO: task kworker/0:676:5385 blocked for more than 467 seconds. [ 1341.317308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.317358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.317381][ T32] task:kworker/0:676 state:D stack:0 pid:5385 tgid:5385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.317448][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.317496][ T32] Call trace: [ 1341.317545][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.317597][ T32] r10:8291a684 r9:eba25d84 r8:00000002 r7:60000113 r6:eba25d8c r5:85561800 [ 1341.317620][ T32] r4:85561800 [ 1341.317644][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.317688][ T32] r5:85561800 r4:8291a680 [ 1341.317708][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.317746][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.317788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba25e08 [ 1341.317827][ T32] r4:00000000 [ 1341.317849][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.317886][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.317919][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.317958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571f040 [ 1341.317980][ T32] r4:00000000 [ 1341.318031][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.318088][ T32] r9:83018005 r8:85561800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.318134][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.336858][ T32] r5:00001000 r4:eb8d5000 [ 1341.336918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.337011][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.337065][ T32] r5:8578c78c r4:8578c400 [ 1341.337087][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.337136][ T32] r7:dddced80 r6:83018000 r5:8578c78c r4:8571b700 [ 1341.337178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.337273][ T32] r10:61c88647 r9:85561800 r8:8571b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.337598][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1341.343601][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 5 printk messages dropped ** [ 1341.343778][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1341.343956][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.344242][ T32] r5:84be078c r4:84be0400 ** 6 printk messages dropped ** [ 1341.344516][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 ** 9 printk messages dropped ** [ 1341.344927][ T32] INFO: task kworker/0:677:5387 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1341.345272][ T32] r4:85560c00 ** 3 printk messages dropped ** [ 1341.345494][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.346054][ T32] r5:00001000 r4:eba27000 [ 1341.346078][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.346139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.346186][ T32] r5:8578cb8c r4:8578c800 [ 1341.346219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.346302][ T32] r7:dddced80 r6:83018000 r5:8578cb8c r4:8571b780 [ 1341.346326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.346399][ T32] r10:61c88647 r9:85560c00 r8:8571b7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.346425][ T32] r4:8571b780 [ 1341.346446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.346492][ T32] r10:00000000 r9:8571b780 r8:80287e08 r7:eb8e5e60 r6:856a7d80 r5:85560c00 [ 1341.346515][ T32] r4:00000001 [ 1341.346552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.346613][ T32] Exception stack(0xeba31fb0 to 0xeba31ff8) [ 1341.346655][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.346687][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.346713][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.346762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.346787][ T32] r4:8571f280 [ 1341.347169][ T32] INFO: task kworker/0:677:5387 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1341.347202][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.347280][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.347341][ T32] Call trace: [ 1341.347395][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.347473][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1341.347499][ T32] r4:00000000 [ 1341.347567][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.347669][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1341.347724][ T32] dd20: dcd05000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1341.347757][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1341.347803][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.347835][ T32] r5:800f0013 r4:80239bb0 [ 1341.347857][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.347898][ T32] r4:82ac21e4 [ 1341.347939][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.347985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1341.348008][ T32] r4:e05addc0 [ 1341.348027][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.348092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1341.348203][ T32] r4:00000000 [ 1341.361581][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.361709][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1341.361767][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.361879][ T32] r5:00001000 r4:dfd07000 [ 1341.361948][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.362026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.362206][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 14 printk messages dropped ** [ 1341.363034][ T32] INFO: task kworker/0:678:5389 blocked for more than 467 seconds. ** 12 printk messages dropped ** [ 1341.363623][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba3de08 ** 9 printk messages dropped ** [ 1341.364010][ T32] r5:00001000 r4:eba33000 ** 1 printk messages dropped ** [ 1341.364072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.364493][ T32] r10:00000000 r9:8571b800 r8:80287e08 r7:eb8e5e60 r6:856a7e00 r5:85556000 ** 7 printk messages dropped ** [ 1341.364792][ T32] r4:8571f3c0 ** 3 printk messages dropped ** [ 1341.365374][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.365615][ T32] dd20: dd2b2000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1341.365968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1341.366418][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1341.366622][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.367006][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.367382][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.367820][ T32] r5:00001000 r4:eba3f000 ** 1 printk messages dropped ** [ 1341.367905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.391699][ T32] r4:8571b880 [ 1341.391728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.391843][ T32] r10:00000000 r9:8571b880 r8:80287e08 r7:eb8e5e60 r6:856a7e80 r5:85750000 [ 1341.391872][ T32] r4:00000001 [ 1341.391894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.391936][ T32] Exception stack(0xeba55fb0 to 0xeba55ff8) [ 1341.392001][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.392035][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.392064][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.392093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.392114][ T32] r4:8571f440 [ 1341.392553][ T32] INFO: task kworker/0:679:5392 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1341.392592][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1341.392802][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1341.392826][ T32] r4:00000000 [ 1341.392845][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.392916][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1341.392949][ T32] dd20: dd89e000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 3 printk messages dropped ** [ 1341.393045][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 19 printk messages dropped ** [ 1341.393862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 23 printk messages dropped ** [ 1341.394859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba65e08 ** 12 printk messages dropped ** [ 1341.395417][ T32] r5:8578db8c r4:8578d800 ** 14 printk messages dropped ** [ 1341.396094][ T32] r4:8571f4c0 ** 14 printk messages dropped ** [ 1341.397011][ T32] r4:82ac21e4 ** 14 printk messages dropped ** [ 1341.397844][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 18 printk messages dropped ** [ 1341.419446][ T32] Workqueue: events bpf_prog_free_deferred ** 18 printk messages dropped ** [ 1341.420465][ T32] r5:00001000 r4:eba6f000 ** 6 printk messages dropped ** [ 1341.420743][ T32] r10:61c88647 r9:85753000 r8:8571b9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.421168][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.421194][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.421222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.421244][ T32] r4:8571f4c0 [ 1341.421668][ T32] INFO: task kworker/0:681:5396 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1341.421704][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.421760][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.421805][ T32] Call trace: [ 1341.421958][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.422013][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1341.422036][ T32] r4:00000000 [ 1341.422139][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.422183][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1341.422328][ T32] dd20: ddda5000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1341.422387][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1341.422502][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.422530][ T32] r5:800f0013 r4:80239bb0 [ 1341.422553][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.422596][ T32] r4:82ac21e4 [ 1341.422617][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.422664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1341.422687][ T32] r4:e05addc0 [ 1341.422707][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.422749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1341.422771][ T32] r4:00000000 [ 1341.422791][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.422972][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1341.422999][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.423042][ T32] r5:00001000 r4:dfd07000 [ 1341.423061][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.423241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.423288][ T32] r5:84be078c r4:84be0400 [ 1341.423334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.423386][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1341.423414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.423463][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.423485][ T32] r4:84bbbf00 [ 1341.423569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.423639][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1341.423662][ T32] r4:00000001 [ 1341.423681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.423716][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1341.423743][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.423770][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.423796][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.423824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.423847][ T32] r4:84ba87c0 [ 1341.423868][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.423915][ T32] INFO: task kworker/0:682:5397 blocked for more than 467 seconds. [ 1341.423949][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.423973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.423995][ T32] task:kworker/0:682 state:D stack:0 pid:5397 tgid:5397 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.424061][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.424109][ T32] Call trace: [ 1341.424140][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.424186][ T32] r10:8291a684 r9:eba75d84 r8:00000002 r7:60000113 r6:eba75d8c r5:85750c00 ** 10 printk messages dropped ** [ 1341.424900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571fa80 ** 10 printk messages dropped ** [ 1341.425450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.425812][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.426590][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.426847][ T32] dd20: ddda5000 dfb0b000 00000001 80239b98 7f2f9000 00000001 ** 9 printk messages dropped ** [ 1341.427359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 ** 11 printk messages dropped ** [ 1341.428012][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1341.446665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.447408][ T32] r10:8291a684 r9:eba8dd84 r8:00000002 r7:60000113 r6:eba8dd8c r5:85752400 ** 8 printk messages dropped ** [ 1341.447865][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.463145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.463473][ T32] r10:61c88647 r9:85752400 r8:8571baac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.464001][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.464806][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.465117][ T32] Exception stack(0xe05add28 to 0xe05add70) ** 3 printk messages dropped ** [ 1341.465317][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1341.465567][ T32] r4:e05addc0 ** 5 printk messages dropped ** [ 1341.465880][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.465923][ T32] r5:00001000 r4:dfd07000 [ 1341.465945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.465998][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.466041][ T32] r5:84be078c r4:84be0400 [ 1341.466090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.466143][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1341.466166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.466220][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.466245][ T32] r4:84bbbf00 [ 1341.466265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.466314][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1341.466338][ T32] r4:00000001 [ 1341.466411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.466482][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1341.466512][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.466541][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.466568][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.466597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.466621][ T32] r4:84ba87c0 [ 1341.466641][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.466687][ T32] INFO: task kworker/0:684:5401 blocked for more than 467 seconds. [ 1341.466725][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.466752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.466775][ T32] task:kworker/0:684 state:D stack:0 pid:5401 tgid:5401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.466865][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.466912][ T32] Call trace: [ 1341.466943][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.466991][ T32] r10:8291a684 r9:eba99d84 r8:00000002 r7:60000113 r6:eba99d8c r5:85753c00 [ 1341.467032][ T32] r4:85753c00 [ 1341.467058][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.467107][ T32] r5:85753c00 r4:8291a680 [ 1341.467128][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.467169][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.467285][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba99e08 [ 1341.467313][ T32] r4:00000000 [ 1341.467333][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.467470][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.467579][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.467629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571fc00 [ 1341.467653][ T32] r4:00000000 [ 1341.467673][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.467788][ T32] r9:83018005 r8:85753c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1341.467953][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.467999][ T32] r5:00001000 r4:eba8f000 [ 1341.468080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.468169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.476247][ T32] r5:8578e78c r4:8578e400 [ 1341.476363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.476459][ T32] r7:dddced80 r6:83018000 r5:8578e78c r4:8571bb00 [ 1341.476486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.476566][ T32] r10:61c88647 r9:85753c00 r8:8571bb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.476657][ T32] r4:8571bb00 [ 1341.476709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.476782][ T32] r10:00000000 r9:8571bb00 r8:80287e08 r7:eba8de60 r6:8572b100 r5:85753c00 [ 1341.476809][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.476928][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1341.488902][ T32] r4:82ac21e4 ** 14 printk messages dropped ** [ 1341.489613][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 ** 17 printk messages dropped ** [ 1341.490487][ T32] task:kworker/0:685 state:D stack:0 pid:5404 tgid:5404 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1341.491381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571fd40 ** 6 printk messages dropped ** [ 1341.491647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.491842][ T32] r10:61c88647 r9:85754800 r8:8571bbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.492214][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.493035][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.493174][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 10 printk messages dropped ** [ 1341.493615][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1341.494068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1341.494366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1341.494528][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.494550][ T32] task:kworker/0:686 state:D stack:0 pid:5405 tgid:5405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.494621][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.494665][ T32] Call trace: [ 1341.494694][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.494741][ T32] r10:8291a684 r9:ebab9d84 r8:00000002 r7:60000013 r6:ebab9d8c r5:85755400 [ 1341.494763][ T32] r4:85755400 [ 1341.494806][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.494861][ T32] r5:85755400 r4:8291a680 [ 1341.494904][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.494968][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.495013][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab9e08 [ 1341.495058][ T32] r4:00000000 [ 1341.495101][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.495140][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.495174][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.495224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85736480 [ 1341.495269][ T32] r4:00000000 [ 1341.495315][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.495384][ T32] r9:83018005 r8:85755400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1341.495418][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.495471][ T32] r5:00001000 r4:eaeed000 [ 1341.495503][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.495574][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.495622][ T32] r5:8579078c r4:85790400 [ 1341.495642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.495687][ T32] r7:dddced80 r6:83018000 r5:8579078c r4:8571bc00 [ 1341.495717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.495767][ T32] r10:61c88647 r9:85755400 r8:8571bc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.495789][ T32] r4:8571bc00 [ 1341.495809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.495876][ T32] r10:00000000 r9:8571bc00 r8:80287e08 r7:eba8de60 r6:8572b200 r5:85755400 [ 1341.495922][ T32] r4:00000001 [ 1341.495943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.495980][ T32] Exception stack(0xebab9fb0 to 0xebab9ff8) [ 1341.496006][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.496034][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.496060][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.496087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.496109][ T32] r4:8571fbc0 [ 1341.496374][ T32] INFO: task kworker/0:686:5405 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1341.496415][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.496528][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.496614][ T32] Call trace: [ 1341.496671][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.496725][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1341.496749][ T32] r4:00000000 [ 1341.496769][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.496807][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1341.496845][ T32] dd20: de374000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1341.496877][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1341.496902][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.496950][ T32] r5:800f0013 r4:80239bb0 [ 1341.496975][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.497024][ T32] r4:82ac21e4 [ 1341.497048][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.497132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1341.497158][ T32] r4:e05addc0 [ 1341.497178][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.497241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1341.497288][ T32] r4:00000000 [ 1341.497311][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.497406][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1341.497458][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.497533][ T32] r5:00001000 r4:dfd07000 [ 1341.497558][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.497607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.497673][ T32] r5:84be078c r4:84be0400 [ 1341.497695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.497845][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1341.517244][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.517742][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.518072][ T32] r5:85756000 r4:8291a680 [ 1341.518190][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.518549][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.518621][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac9e08 [ 1341.518646][ T32] r4:00000000 [ 1341.518675][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.518716][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.518756][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.518797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571fd00 [ 1341.518819][ T32] r4:00000000 [ 1341.518861][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.518913][ T32] r9:83018005 r8:85756000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1341.518937][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.519002][ T32] r5:00001000 r4:ebabf000 [ 1341.519027][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.519100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.519170][ T32] r5:8578f38c r4:8578f000 [ 1341.519201][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.519250][ T32] r7:dddced80 r6:83018000 r5:8578f38c r4:8571bc80 [ 1341.519272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1341.519359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1341.520256][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1341.521081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 9 printk messages dropped ** [ 1341.521526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.522054][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 7 printk messages dropped ** [ 1341.522319][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1341.522907][ T32] r5:85758000 r4:8291a680 ** 5 printk messages dropped ** [ 1341.523109][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.523488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.523706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.524080][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.524711][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.525024][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 ** 9 printk messages dropped ** [ 1341.525386][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.525690][ T32] r5:84be078c r4:84be0400 ** 7 printk messages dropped ** [ 1341.525955][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1341.526059][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.526086][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.526112][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.526140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.526172][ T32] r4:84ba87c0 [ 1341.526215][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.526273][ T32] INFO: task kworker/0:689:5411 blocked for more than 468 seconds. [ 1341.526308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.526332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.526353][ T32] task:kworker/0:689 state:D stack:0 pid:5411 tgid:5411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.526419][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.526485][ T32] Call trace: [ 1341.526528][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.526577][ T32] r10:8291a684 r9:eb901d84 r8:00000002 r7:60000013 r6:eb901d8c r5:85758c00 [ 1341.526623][ T32] r4:85758c00 [ 1341.526646][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.526690][ T32] r5:85758c00 r4:8291a680 [ 1341.526742][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.526785][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.526859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb901e08 [ 1341.526907][ T32] r4:00000000 [ 1341.526929][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.526985][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.527033][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.527076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571cf80 [ 1341.527099][ T32] r4:00000000 [ 1341.527155][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.527223][ T32] r9:83018005 r8:85758c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1341.527270][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.527313][ T32] r5:00001000 r4:e00c7000 [ 1341.527336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.527385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.527479][ T32] r5:8578fb8c r4:8578f800 [ 1341.527526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.527656][ T32] r7:dddced80 r6:83018000 r5:8578fb8c r4:8571bd80 [ 1341.527730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.527867][ T32] r10:61c88647 r9:85758c00 r8:8571bdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.527894][ T32] r4:8571bd80 [ 1341.527914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.528086][ T32] r10:00000000 r9:8571bd80 r8:80287e08 r7:ebab9e60 r6:8572b380 r5:85758c00 [ 1341.561486][ T32] r4:00000001 [ 1341.561549][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.561620][ T32] Exception stack(0xeb901fb0 to 0xeb901ff8) [ 1341.561670][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.561727][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.561757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.561787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.561809][ T32] r4:8571ff40 [ 1341.562271][ T32] INFO: task kworker/0:689:5411 is blocked on a mutex likely owned by task kworker/1:202:3656. [ 1341.562322][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.562470][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.562554][ T32] Call trace: [ 1341.562611][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.562693][ T32] r10:82ac21c4 r9:84afe000 r8:80200be4 r7:e05add5c r6:ffffffff r5:84afe000 [ 1341.562720][ T32] r4:00000000 [ 1341.562741][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.562781][ T32] Exception stack(0xe05add28 to 0xe05add70) [ 1341.562831][ T32] dd20: def79000 dfb0b000 00000001 80239b98 7f2f9000 00000001 [ 1341.562886][ T32] dd40: 82ac15a0 7f2f9000 dfb0b000 8280c928 82ac21c4 e05adda4 e05adda8 e05add78 [ 1341.562923][ T32] dd60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.562993][ T32] r5:800f0013 r4:80239bb0 [ 1341.563017][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.563083][ T32] r4:82ac21e4 [ 1341.563107][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.563151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 ** 3 printk messages dropped ** [ 1341.563314][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.563576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.564059][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) ** 6 printk messages dropped ** [ 1341.564304][ T32] INFO: task kworker/0:690:5413 blocked for more than 468 seconds. ** 10 printk messages dropped ** [ 1341.564824][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1341.565361][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.565571][ T32] r5:8578ff8c r4:8578fc00 ** 3 printk messages dropped ** [ 1341.565756][ T32] r10:61c88647 r9:8575a400 r8:8571be2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1341.566103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1341.566917][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1341.567256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05addc0 r5:e05ade08 [ 1341.567300][ T32] r4:e05addc0 [ 1341.567323][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.567365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a00 [ 1341.567420][ T32] r4:00000000 [ 1341.567445][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.567502][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1341.567577][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.567627][ T32] r5:00001000 r4:dfd07000 [ 1341.567648][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.567717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.567773][ T32] r5:84be078c r4:84be0400 [ 1341.567795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.567864][ T32] r7:ddde2d80 r6:83018200 r5:84be078c r4:84bbbf00 [ 1341.567890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.567960][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.568008][ T32] r4:84bbbf00 [ 1341.568060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.568149][ T32] r10:00000000 r9:84bbbf00 r8:80287e08 r7:e058de60 r6:84bbe300 r5:84afe000 [ 1341.585699][ T32] r4:00000001 [ 1341.585781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.585866][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1341.585901][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.585953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.585984][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.586014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.586036][ T32] r4:84ba87c0 [ 1341.586060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.586101][ T32] INFO: task kworker/0:691:5415 blocked for more than 468 seconds. [ 1341.586136][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.586161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.586185][ T32] task:kworker/0:691 state:D stack:0 pid:5415 tgid:5415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.586240][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.586289][ T32] Call trace: [ 1341.586320][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.586372][ T32] r10:8291a684 r9:eb959d84 r8:00000002 r7:60000113 r6:eb959d8c r5:85759800 [ 1341.586396][ T32] r4:85759800 [ 1341.586422][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.586465][ T32] r5:85759800 r4:8291a680 [ 1341.586519][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.586586][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.586634][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb959e08 [ 1341.586657][ T32] r4:00000000 [ 1341.586700][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.586739][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.586800][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.586866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85736340 [ 1341.586898][ T32] r4:00000000 [ 1341.586919][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.586965][ T32] r9:83018005 r8:85759800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1341.587010][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.587078][ T32] r5:00001000 r4:eac6d000 [ 1341.587124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.587169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.587212][ T32] r5:8579038c r4:85790000 [ 1341.587233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.587280][ T32] r7:dddced80 r6:83018000 r5:8579038c r4:8571be80 [ 1341.587310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.587490][ T32] r10:00000000 r9:8571be80 r8:80287e08 r7:ebab9e60 r6:8572b480 r5:85759800 ** 9 printk messages dropped ** [ 1341.594910][ T32] task:kworker/1:202 state:R running task stack:0 pid:3656 tgid:3656 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1341.595644][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1341.596038][ T32] r5:00001000 r4:dfd07000 ** 6 printk messages dropped ** [ 1341.596333][ T32] r10:61c88647 r9:84afe000 r8:84bbbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.596707][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1341.597136][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1341.597476][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.597605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85736780 ** 6 printk messages dropped ** [ 1341.597860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.597901][ T32] r5:85790f8c r4:85790c00 [ 1341.597941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.598020][ T32] r7:dddced80 r6:83018000 r5:85790f8c r4:8571bf00 [ 1341.598068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.598163][ T32] r10:61c88647 r9:8575bc00 r8:8571bf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.598273][ T32] r4:8571bf00 [ 1341.618776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.618897][ T32] r10:00000000 r9:8571bf00 r8:80287e08 r7:ebab9e60 r6:8572b500 r5:8575bc00 [ 1341.618929][ T32] r4:00000001 [ 1341.618962][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.619008][ T32] Exception stack(0xeb961fb0 to 0xeb961ff8) [ 1341.619041][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.619072][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.619100][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.619131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.619154][ T32] r4:857362c0 [ 1341.619637][ T32] INFO: task kworker/0:692:5418 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1341.619688][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.619779][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.619889][ T32] Call trace: [ 1341.619980][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.620060][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1341.620098][ T32] r4:00000000 [ 1341.620122][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.620195][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1341.620229][ T32] 1d20: 7f73d000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1341.620260][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1341.620308][ T32] 1d60: 80230ad0 80239bb0 900f0013 ffffffff [ 1341.620336][ T32] r5:900f0013 r4:80239bb0 [ 1341.620378][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.620435][ T32] r4:82ac21e4 [ 1341.620484][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.620551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1341.620576][ T32] r4:e05c1dc0 [ 1341.620597][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.620679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 6 printk messages dropped ** [ 1341.620953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1341.621470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1341.621538][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.621589][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.621621][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.621650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.621671][ T32] r4:84ba8980 [ 1341.621692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.621731][ T32] INFO: task kworker/0:693:5419 blocked for more than 468 seconds. [ 1341.621789][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.621818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.621861][ T32] task:kworker/0:693 state:D stack:0 pid:5419 tgid:5419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.621912][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.621968][ T32] Call trace: [ 1341.621999][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.622047][ T32] r10:8291a684 r9:eb975d84 r8:00000002 r7:60000013 r6:eb975d8c r5:8575c800 [ 1341.622069][ T32] r4:8575c800 [ 1341.622089][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.622151][ T32] r5:8575c800 r4:8291a680 [ 1341.622196][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.622356][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.622579][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.622742][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.622900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1341.623860][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 31 printk messages dropped ** [ 1341.625085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1341.625490][ T32] INFO: task kworker/0:694:5422 blocked for more than 468 seconds. ** 10 printk messages dropped ** [ 1341.625981][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1341.626288][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.626481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.626810][ T32] r10:00000000 r9:85738000 r8:80287e08 r7:eb961e60 r6:8572b600 r5:8575d400 ** 9 printk messages dropped ** [ 1341.627362][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1341.627951][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1341.643489][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1341.643852][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.644219][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.644252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.644296][ T32] r4:84ba8980 [ 1341.644324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.644381][ T32] INFO: task kworker/0:695:5424 blocked for more than 468 seconds. [ 1341.644427][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.644454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.644476][ T32] task:kworker/0:695 state:D stack:0 pid:5424 tgid:5424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.644585][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.644636][ T32] Call trace: [ 1341.644679][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.644736][ T32] r10:8291a684 r9:eb98dd84 r8:00000002 r7:60000013 r6:eb98dd8c r5:8575e000 [ 1341.644760][ T32] r4:8575e000 [ 1341.644780][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.644841][ T32] r5:8575e000 r4:8291a680 [ 1341.644865][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.644933][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.644988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb98de08 [ 1341.645027][ T32] r4:00000000 [ 1341.645085][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.645123][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.645159][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.645200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85736b80 [ 1341.645222][ T32] r4:00000000 [ 1341.645295][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.645344][ T32] r9:83018005 r8:8575e000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1341.645368][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.645419][ T32] r5:00001000 r4:eb305000 [ 1341.645440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.645516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.645586][ T32] r5:85791b8c r4:85791800 [ 1341.645855][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.645906][ T32] r7:dddced80 r6:83018000 r5:85791b8c r4:85738080 [ 1341.645949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.646009][ T32] r10:61c88647 r9:8575e000 r8:857380ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.646032][ T32] r4:85738080 [ 1341.646052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.646097][ T32] r10:00000000 r9:85738080 r8:80287e08 r7:eb981e60 r6:8572b680 r5:8575e000 [ 1341.646119][ T32] r4:00000001 [ 1341.646159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.646221][ T32] Exception stack(0xeb98dfb0 to 0xeb98dff8) [ 1341.646275][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.646306][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.646335][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.646392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.646471][ T32] r4:85736580 [ 1341.646894][ T32] INFO: task kworker/0:695:5424 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1341.646952][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.647044][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.647090][ T32] Call trace: [ 1341.647118][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.647168][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1341.647191][ T32] r4:00000000 [ 1341.647211][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.647248][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1341.647277][ T32] 1d20: 7f89c000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1341.647308][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1341.647333][ T32] 1d60: 80230ad0 80239bb0 900f0013 ffffffff ** 1 printk messages dropped ** [ 1341.647433][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1341.648113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.667688][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.667909][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1341.668733][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1341.669095][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.669311][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.669571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.669813][ T32] r4:85738100 ** 4 printk messages dropped ** [ 1341.670074][ T32] Exception stack(0xeb611fb0 to 0xeb611ff8) ** 6 printk messages dropped ** [ 1341.670737][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.671360][ T32] r4:82ac21e4 [ 1341.671383][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.671433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1341.671457][ T32] r4:e05c1dc0 [ 1341.671512][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.671602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1341.671637][ T32] r4:00000000 [ 1341.671658][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.671705][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1341.671726][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.671767][ T32] r5:00001000 r4:dfd53000 [ 1341.671786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.671824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.671865][ T32] r5:84be0b8c r4:84be0800 [ 1341.671886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.671932][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1341.671953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.671999][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.672034][ T32] r4:84bb2000 [ 1341.672079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.672131][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1341.672154][ T32] r4:00000001 [ 1341.672172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.672237][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1341.672275][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.672329][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.672358][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.672408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.672435][ T32] r4:84ba8980 [ 1341.672478][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.672509][ T32] INFO: task kworker/0:697:5430 blocked for more than 468 seconds. [ 1341.672538][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.672571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.672595][ T32] task:kworker/0:697 state:D stack:0 pid:5430 tgid:5430 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.672673][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.672741][ T32] Call trace: [ 1341.672776][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.672824][ T32] r10:8291a684 r9:eb9a5d84 r8:00000002 r7:60000013 r6:eb9a5d8c r5:85760000 [ 1341.672846][ T32] r4:85760000 [ 1341.672866][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.672907][ T32] r5:85760000 r4:8291a680 [ 1341.672949][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.673015][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.673060][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a5e08 [ 1341.673104][ T32] r4:00000000 [ 1341.673126][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1341.673238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85736800 ** 10 printk messages dropped ** [ 1341.673708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1341.674453][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1341.674810][ T32] r5:900f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1341.675137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1341.675761][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1341.676012][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1341.676513][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1341.676864][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.677018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85736d80 ** 6 printk messages dropped ** [ 1341.677256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.677411][ T32] r7:dddced80 r6:83018000 r5:8579238c r4:85738200 [ 1341.677434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.677482][ T32] r10:61c88647 r9:85761800 r8:8573822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.677525][ T32] r4:85738200 [ 1341.677547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.677614][ T32] r10:00000000 r9:85738200 r8:80287e08 r7:eb9a5e60 r6:8572b800 r5:85761800 [ 1341.677662][ T32] r4:00000001 [ 1341.677702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.677761][ T32] Exception stack(0xeb9bdfb0 to 0xeb9bdff8) [ 1341.677791][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.677820][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.677868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.677899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.677922][ T32] r4:85736cc0 [ 1341.709273][ T32] INFO: task kworker/0:698:5432 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1341.709376][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.709462][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.709527][ T32] Call trace: [ 1341.709583][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.709671][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1341.709700][ T32] r4:00000000 [ 1341.709722][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.709790][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1341.709824][ T32] 1d20: 807c3000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1341.709898][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1341.709964][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.709994][ T32] r5:800f0013 r4:80239bb0 [ 1341.710027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.710107][ T32] r4:82ac21e4 [ 1341.710132][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.710199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1341.710263][ T32] r4:e05c1dc0 [ 1341.710313][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.710392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1341.710424][ T32] r4:00000000 [ 1341.710446][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.710506][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1341.710533][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.710650][ T32] r5:00001000 r4:dfd53000 [ 1341.710723][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.710794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.710842][ T32] r5:84be0b8c r4:84be0800 [ 1341.710895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.710950][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1341.710973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.711021][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.711044][ T32] r4:84bb2000 [ 1341.711063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.711131][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1341.711199][ T32] r4:00000001 [ 1341.711222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.711259][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1341.711285][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.711334][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.711388][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.711424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.711447][ T32] r4:84ba8980 [ 1341.711492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.711538][ T32] INFO: task kworker/0:699:5433 blocked for more than 468 seconds. ** 1 printk messages dropped ** [ 1341.711671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1341.712327][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.712818][ T32] r5:00001000 r4:eb607000 ** 1 printk messages dropped ** [ 1341.712883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.713157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1341.713314][ T32] r4:85738280 [ 1341.713344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.713392][ T32] r10:00000000 r9:85738280 r8:80287e08 r7:eb9a5e60 r6:85738300 r5:856ebc00 [ 1341.713463][ T32] r4:00000001 [ 1341.713523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.713584][ T32] Exception stack(0xeba49fb0 to 0xeba49ff8) [ 1341.713635][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.713667][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.713694][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.713721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.713766][ T32] r4:85736b00 [ 1341.714172][ T32] INFO: task kworker/0:699:5433 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1341.714206][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.714373][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.714591][ T32] Call trace: [ 1341.714669][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.714725][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1341.714750][ T32] r4:00000000 [ 1341.714785][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.714829][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1341.714866][ T32] 1d20: 807c3000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1341.714898][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1341.714924][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.714948][ T32] r5:800f0013 r4:80239bb0 [ 1341.714970][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.715012][ T32] r4:82ac21e4 [ 1341.715032][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.715073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1341.715096][ T32] r4:e05c1dc0 [ 1341.715145][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.715192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1341.715239][ T32] r4:00000000 [ 1341.715262][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.715309][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1341.715353][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.715419][ T32] r5:00001000 r4:dfd53000 [ 1341.715441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.715529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1341.715950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1341.716291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1341.716713][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 15 printk messages dropped ** [ 1341.717491][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.717961][ T32] r4:85738380 ** 11 printk messages dropped ** [ 1341.744189][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1341.744982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1341.745441][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 6 printk messages dropped ** [ 1341.745719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1341.746046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1341.746692][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.747186][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.747390][ T32] r5:8579378c r4:85793400 ** 4 printk messages dropped ** [ 1341.747626][ T32] r4:85738480 ** 2 printk messages dropped ** [ 1341.747711][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.748009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.762189][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1341.762542][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.762904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 4 printk messages dropped ** [ 1341.763119][ T32] r5:00001000 r4:dfd53000 [ 1341.763141][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.763211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.763256][ T32] r5:84be0b8c r4:84be0800 [ 1341.763277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.763353][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1341.763413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.763466][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.763490][ T32] r4:84bb2000 [ 1341.763510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.763621][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1341.763669][ T32] r4:00000001 [ 1341.763713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.763754][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1341.763780][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.763809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.763864][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.763907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.763932][ T32] r4:84ba8980 [ 1341.763971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.764004][ T32] INFO: task kworker/0:702:5440 blocked for more than 468 seconds. [ 1341.764039][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.764097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.764123][ T32] task:kworker/0:702 state:D stack:0 pid:5440 tgid:5440 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.764218][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.764261][ T32] Call trace: [ 1341.764327][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.764409][ T32] r10:8291a684 r9:eb9e1d84 r8:00000002 r7:60000013 r6:eb9e1d8c r5:856ee000 [ 1341.764439][ T32] r4:856ee000 [ 1341.764486][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.764559][ T32] r5:856ee000 r4:8291a680 [ 1341.764608][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.764666][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.764712][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e1e08 [ 1341.764777][ T32] r4:00000000 [ 1341.764832][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.764934][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.764974][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.765016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741040 [ 1341.765047][ T32] r4:00000000 [ 1341.765070][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.765114][ T32] r9:83018005 r8:856ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1341.765136][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.765178][ T32] r5:00001000 r4:eb751000 [ 1341.765198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.765236][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.765277][ T32] r5:8579338c r4:85793000 [ 1341.765340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.765412][ T32] r7:dddced80 r6:83018000 r5:8579338c r4:85738580 [ 1341.765458][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.765509][ T32] r10:61c88647 r9:856ee000 r8:857385ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.765558][ T32] r4:85738580 [ 1341.765601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.765664][ T32] r10:00000000 r9:85738580 r8:80287e08 r7:eb9d5e60 r6:85738600 r5:856ee000 [ 1341.765699][ T32] r4:00000001 [ 1341.765743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.765788][ T32] Exception stack(0xeb9e1fb0 to 0xeb9e1ff8) [ 1341.765815][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.765853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.765903][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.765935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.765968][ T32] r4:85741300 [ 1341.766285][ T32] INFO: task kworker/0:702:5440 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1341.766319][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.766373][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.766424][ T32] Call trace: [ 1341.766476][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.766538][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1341.766562][ T32] r4:00000000 [ 1341.766582][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.766643][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1341.766675][ T32] 1d20: 80d0f000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1341.766704][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1341.766738][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.766772][ T32] r5:800f0013 r4:80239bb0 [ 1341.766797][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.766859][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1341.766995][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1341.767301][ T32] r5:00001000 r4:dfd53000 ** 4 printk messages dropped ** [ 1341.767513][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1341.767923][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 7 printk messages dropped ** [ 1341.786984][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1341.787348][ T32] r10:8291a684 r9:eb9edd84 r8:00000002 r7:60000113 r6:eb9edd8c r5:856eec00 ** 8 printk messages dropped ** [ 1341.787758][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.791265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.791411][ T32] r5:85793b8c r4:85793800 ** 2 printk messages dropped ** [ 1341.791623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.791680][ T32] r10:61c88647 r9:856eec00 r8:857386ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.791705][ T32] r4:85738680 [ 1341.791724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.791771][ T32] r10:00000000 r9:85738680 r8:80287e08 r7:eb9d5e60 r6:85738700 r5:856eec00 [ 1341.791793][ T32] r4:00000001 [ 1341.791811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.791849][ T32] Exception stack(0xeb9edfb0 to 0xeb9edff8) [ 1341.791879][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.791944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.791974][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.792003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.792042][ T32] r4:85741300 [ 1341.792479][ T32] INFO: task kworker/0:703:5442 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1341.792517][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.792661][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.792739][ T32] Call trace: [ 1341.792828][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.792927][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1341.792956][ T32] r4:00000000 [ 1341.792976][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.793017][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1341.793044][ T32] 1d20: 81146000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1341.793073][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1341.793099][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.793123][ T32] r5:800f0013 r4:80239bb0 [ 1341.793174][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.793222][ T32] r4:82ac21e4 [ 1341.793271][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.793339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1341.793365][ T32] r4:e05c1dc0 [ 1341.793385][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.793432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1341.793456][ T32] r4:00000000 [ 1341.793475][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.793544][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1341.793571][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.793615][ T32] r5:00001000 r4:dfd53000 [ 1341.793634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.793673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.793714][ T32] r5:84be0b8c r4:84be0800 [ 1341.793734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.793801][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1341.793827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.793874][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.793918][ T32] r4:84bb2000 [ 1341.793940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.793988][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1341.794012][ T32] r4:00000001 [ 1341.794040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.794079][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1341.794105][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.794133][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.794160][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.794188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.794209][ T32] r4:84ba8980 [ 1341.794285][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1341.794542][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.794877][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.795324][ T32] r5:00001000 r4:eb91b000 ** 1 printk messages dropped ** [ 1341.795419][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.795599][ T32] r7:dddced80 r6:83018000 r5:85793f8c r4:85738780 ** 5 printk messages dropped ** [ 1341.795965][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.796160][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.796914][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.797108][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1341.797389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1341.797838][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 6 printk messages dropped ** [ 1341.798123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1341.817878][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1341.818718][ T32] r10:8291a684 r9:eba05d84 r8:00000002 r7:60000113 r6:eba05d8c r5:856ea400 ** 8 printk messages dropped ** [ 1341.819077][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.819393][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.819601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.819898][ T32] Exception stack(0xeba05fb0 to 0xeba05ff8) ** 1 printk messages dropped ** [ 1341.819994][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.820021][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.820049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.820072][ T32] r4:857412c0 [ 1341.820548][ T32] INFO: task kworker/0:705:5446 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1341.820592][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.820692][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.820743][ T32] Call trace: [ 1341.820804][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.820860][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1341.820884][ T32] r4:00000000 [ 1341.820903][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.820972][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1341.821004][ T32] 1d20: 81566000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1341.821032][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1341.821057][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.821080][ T32] r5:800f0013 r4:80239bb0 [ 1341.821101][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.821141][ T32] r4:82ac21e4 [ 1341.821161][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.821239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1341.821298][ T32] r4:e05c1dc0 [ 1341.821382][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.821432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1341.821455][ T32] r4:00000000 [ 1341.821474][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.821549][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1341.821574][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.821657][ T32] r5:00001000 r4:dfd53000 [ 1341.821680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.821772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.821818][ T32] r5:84be0b8c r4:84be0800 [ 1341.821838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.821922][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1341.821978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.822088][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.822115][ T32] r4:84bb2000 [ 1341.822135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.822197][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1341.822255][ T32] r4:00000001 [ 1341.822331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.822372][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1341.822428][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.822530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.822560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.822588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.822610][ T32] r4:84ba8980 [ 1341.822634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.822676][ T32] INFO: task kworker/1:451:5448 blocked for more than 468 seconds. [ 1341.822709][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.822733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.822789][ T32] task:kworker/1:451 state:D stack:0 pid:5448 tgid:5448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.822838][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.822880][ T32] Call trace: [ 1341.822948][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.823042][ T32] r10:8291a684 r9:ebad1d84 r8:00000002 r7:60000113 r6:ebad1d8c r5:85763000 [ 1341.823098][ T32] r4:85763000 [ 1341.823152][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.823199][ T32] r5:85763000 r4:8291a680 [ 1341.823219][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.823257][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.823298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad1e08 ** 2 printk messages dropped ** [ 1341.823374][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.823844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.823884][ T32] r5:8552ef8c r4:8552ec00 ** 2 printk messages dropped ** [ 1341.824043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.824543][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.825202][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 6 printk messages dropped ** [ 1341.825459][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1341.825635][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1341.826010][ T32] r5:00001000 r4:dfd53000 ** 7 printk messages dropped ** [ 1341.826333][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1341.826535][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 7 printk messages dropped ** [ 1341.826798][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1341.827473][ T32] r4:85760c00 ** 4 printk messages dropped ** [ 1341.827721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad9e08 ** 4 printk messages dropped ** [ 1341.827900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741940 [ 1341.827928][ T32] r4:00000000 [ 1341.827970][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.828019][ T32] r9:83018005 r8:85760c00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.828043][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.828142][ T32] r5:00001000 r4:eb95d000 [ 1341.861688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.861789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.861876][ T32] r5:8579478c r4:85794400 [ 1341.861905][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.861990][ T32] r7:dddced80 r6:83018000 r5:8579478c r4:85738980 [ 1341.862016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.862071][ T32] r10:61c88647 r9:85760c00 r8:857389ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.862096][ T32] r4:85738980 [ 1341.862117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.862198][ T32] r10:00000000 r9:85738980 r8:80287e08 r7:eba05e60 r6:8572b980 r5:85760c00 [ 1341.862241][ T32] r4:00000001 [ 1341.862312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.862390][ T32] Exception stack(0xebad9fb0 to 0xebad9ff8) [ 1341.862442][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.862477][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.862546][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.862580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.862630][ T32] r4:85741680 [ 1341.863092][ T32] INFO: task kworker/0:706:5450 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1341.863156][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.863293][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.863389][ T32] Call trace: [ 1341.863432][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.863489][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1341.863514][ T32] r4:00000000 [ 1341.863603][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.863666][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1341.863697][ T32] 1d20: 81e9d000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1341.863730][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1341.863757][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.863782][ T32] r5:800f0013 r4:80239bb0 [ 1341.863804][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.863849][ T32] r4:82ac21e4 [ 1341.863870][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.863997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1341.864028][ T32] r4:e05c1dc0 [ 1341.864049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.864104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1341.864132][ T32] r4:00000000 [ 1341.864152][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.864221][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1341.864337][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.864385][ T32] r5:00001000 r4:dfd53000 [ 1341.864418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.864461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.864503][ T32] r5:84be0b8c r4:84be0800 [ 1341.864536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.864595][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1341.864619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.864667][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.864690][ T32] r4:84bb2000 [ 1341.864711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.864757][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1341.864801][ T32] r4:00000001 [ 1341.864849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.864889][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1341.865138][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1341.865347][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.865675][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1341.866104][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.866336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.866381][ T32] r5:85794b8c r4:85794800 [ 1341.866418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.866470][ T32] r7:dddced80 r6:83018000 r5:85794b8c r4:85738a00 [ 1341.866492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.866540][ T32] r10:61c88647 r9:85762400 r8:85738a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.866565][ T32] r4:85738a00 [ 1341.866585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.866657][ T32] r10:00000000 r9:85738a00 r8:80287e08 r7:ebad9e60 r6:8572ba00 r5:85762400 [ 1341.866685][ T32] r4:00000001 [ 1341.866706][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.866751][ T32] Exception stack(0xebae1fb0 to 0xebae1ff8) [ 1341.866794][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.866827][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.866855][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.866884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.866907][ T32] r4:857417c0 [ 1341.867154][ T32] INFO: task kworker/0:707:5452 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1341.867214][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.867275][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.867337][ T32] Call trace: [ 1341.867369][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.867441][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1341.867470][ T32] r4:00000000 [ 1341.867492][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1341.867731][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1341.868045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1341.875533][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1341.875900][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.876101][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.876441][ T32] task:kworker/0:708 state:D stack:0 pid:5453 tgid:5453 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.876923][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae5e08 ** 9 printk messages dropped ** [ 1341.877267][ T32] r5:00001000 r4:eb9ad000 ** 1 printk messages dropped ** [ 1341.877351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.877486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.877907][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.877938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.877960][ T32] r4:857417c0 [ 1341.891794][ T32] INFO: task kworker/0:708:5453 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1341.891896][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.891994][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.892084][ T32] Call trace: [ 1341.892131][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.892192][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1341.892239][ T32] r4:00000000 [ 1341.892264][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.892307][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1341.892336][ T32] 1d20: 821f3000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1341.892365][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1341.892406][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.892472][ T32] r5:800f0013 r4:80239bb0 [ 1341.892496][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.892541][ T32] r4:82ac21e4 [ 1341.892562][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.892604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1341.892626][ T32] r4:e05c1dc0 [ 1341.892645][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.892697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1341.892724][ T32] r4:00000000 [ 1341.892744][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.892791][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1341.892813][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.892855][ T32] r5:00001000 r4:dfd53000 [ 1341.892897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.892952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.892995][ T32] r5:84be0b8c r4:84be0800 [ 1341.893036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.893088][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1341.893110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.893159][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.893203][ T32] r4:84bb2000 [ 1341.893247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.893313][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1341.893339][ T32] r4:00000001 [ 1341.893360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.893396][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1341.893456][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.893487][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.893515][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.893543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.893566][ T32] r4:84ba8980 ** 2 printk messages dropped ** [ 1341.893698][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1341.894144][ T32] r5:85766000 r4:8291a680 ** 3 printk messages dropped ** [ 1341.894297][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.894576][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.894899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.894941][ T32] r5:8579638c r4:85796000 ** 2 printk messages dropped ** [ 1341.895027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.895314][ T32] Exception stack(0xebaedfb0 to 0xebaedff8) ** 4 printk messages dropped ** [ 1341.895638][ T32] r4:85741a00 ** 5 printk messages dropped ** [ 1341.896235][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 7 printk messages dropped ** [ 1341.896490][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1341.897064][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1341.897432][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1341.897549][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1341.897614][ T32] r4:00000001 [ 1341.897637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.897673][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1341.897700][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.897738][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.897811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.897843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.897866][ T32] r4:84ba8980 [ 1341.897906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.897934][ T32] INFO: task kworker/0:710:5456 blocked for more than 468 seconds. [ 1341.897963][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.897986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.898008][ T32] task:kworker/0:710 state:D stack:0 pid:5456 tgid:5456 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.898052][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.913116][ T32] Call trace: [ 1341.913210][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.913308][ T32] r10:8291a684 r9:ebaf1d84 r8:00000002 r7:60000113 r6:ebaf1d8c r5:85764800 [ 1341.913338][ T32] r4:85764800 [ 1341.913362][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.913415][ T32] r5:85764800 r4:8291a680 [ 1341.913437][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.913479][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.913521][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf1e08 [ 1341.913543][ T32] r4:00000000 [ 1341.913586][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.913698][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.913799][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.913844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741d40 [ 1341.913887][ T32] r4:00000000 [ 1341.913911][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.913957][ T32] r9:83018005 r8:85764800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1341.913979][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.914045][ T32] r5:00001000 r4:eb9f5000 [ 1341.914089][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.914135][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.914177][ T32] r5:8579538c r4:85795000 [ 1341.914198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.914245][ T32] r7:dddced80 r6:83018000 r5:8579538c r4:85738b80 [ 1341.914288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.914340][ T32] r10:61c88647 r9:85764800 r8:85738bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.914407][ T32] r4:85738b80 [ 1341.914454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.914527][ T32] r10:00000000 r9:85738b80 r8:80287e08 r7:ebaede60 r6:8572bb80 r5:85764800 ** 5 printk messages dropped ** [ 1341.914798][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.915675][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.915927][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1341.916297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1341.916872][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1341.917118][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.917294][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.917569][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.917951][ T32] r5:85766c00 r4:8291a680 ** 3 printk messages dropped ** [ 1341.935922][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.936210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85741e80 ** 6 printk messages dropped ** [ 1341.936489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.936702][ T32] r10:61c88647 r9:85766c00 r8:85738c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.937027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.937059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.937081][ T32] r4:85741bc0 [ 1341.937537][ T32] INFO: task kworker/0:711:5460 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1341.937576][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.937695][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.937814][ T32] Call trace: [ 1341.937847][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.937900][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1341.937947][ T32] r4:00000000 [ 1341.938022][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.938072][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1341.938130][ T32] 1d20: 8291b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1341.945790][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1341.945926][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.946004][ T32] r5:800f0013 r4:80239bb0 [ 1341.946073][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.946180][ T32] r4:82ac21e4 [ 1341.946206][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.946336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1341.946366][ T32] r4:e05c1dc0 [ 1341.946414][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.946498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1341.946622][ T32] r4:00000000 [ 1341.946689][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.946785][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1341.946811][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.946889][ T32] r5:00001000 r4:dfd53000 [ 1341.946913][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.946954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.947035][ T32] r5:84be0b8c r4:84be0800 [ 1341.947106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.947159][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1341.947227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.947279][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.947364][ T32] r4:84bb2000 [ 1341.947434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.947485][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1341.947508][ T32] r4:00000001 [ 1341.947566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.947630][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1341.948006][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1341.962230][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.962616][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1341.963111][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.963361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.963640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.964124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.965157][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 6 printk messages dropped ** [ 1341.965507][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1341.965756][ T32] r4:e05c1dc0 ** 8 printk messages dropped ** [ 1341.966108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.966497][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.966718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1341.966916][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.966939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.966960][ T32] task:kworker/0:713 state:D stack:0 pid:5464 tgid:5464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.967029][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.967116][ T32] Call trace: [ 1341.967176][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.967245][ T32] r10:8291a684 r9:ebb0dd84 r8:00000002 r7:60000013 r6:ebb0dd8c r5:8555bc00 [ 1341.967292][ T32] r4:8555bc00 [ 1341.967316][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.967404][ T32] r5:8555bc00 r4:8291a680 [ 1341.967428][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.967470][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.967511][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb0de08 [ 1341.967533][ T32] r4:00000000 [ 1341.967595][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.967635][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.967676][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.967717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85736700 [ 1341.967739][ T32] r4:00000000 [ 1341.967759][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.967802][ T32] r9:83018005 r8:8555bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1341.967824][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.967864][ T32] r5:00001000 r4:ebb0f000 [ 1341.967884][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.967945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.967991][ T32] r5:85795f8c r4:85795c00 [ 1341.968037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.968105][ T32] r7:dddced80 r6:83018000 r5:85795f8c r4:85738d80 [ 1341.968222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.980599][ T32] r10:61c88647 r9:8555bc00 r8:85738dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.980674][ T32] r4:85738d80 [ 1341.980702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.980833][ T32] r10:00000000 r9:85738d80 r8:80287e08 r7:ebaede60 r6:85738e00 r5:8555bc00 [ 1341.980861][ T32] r4:00000001 [ 1341.980982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.981027][ T32] Exception stack(0xebb0dfb0 to 0xebb0dff8) [ 1341.981085][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.981244][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.981363][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.981472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.981498][ T32] r4:85736880 [ 1341.982033][ T32] INFO: task kworker/0:713:5464 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1341.982113][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.982217][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.982342][ T32] Call trace: [ 1341.982448][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.982508][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 6 printk messages dropped ** [ 1341.982813][ T32] r5:800f0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1341.983417][ T32] r5:00001000 r4:dfd53000 ** 9 printk messages dropped ** [ 1341.984095][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 10 printk messages dropped ** [ 1341.984616][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1341.984998][ T32] r4:85765400 ** 4 printk messages dropped ** [ 1341.985259][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb29e08 ** 8 printk messages dropped ** [ 1341.985653][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.985759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.985990][ T32] r10:61c88647 r9:85765400 r8:8572bcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.986358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.987086][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1341.987415][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1341.987668][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1341.987850][ T32] r5:00001000 r4:dfd53000 [ 1341.987895][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.987960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.988048][ T32] r5:84be0b8c r4:84be0800 [ 1341.988074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.005629][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.005743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.005867][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.005895][ T32] r4:84bb2000 [ 1342.005917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.005967][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.005990][ T32] r4:00000001 [ 1342.006010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.006047][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.006079][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.006108][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.006134][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.006162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.006184][ T32] r4:84ba8980 [ 1342.006208][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.006238][ T32] INFO: task kworker/0:714:5468 blocked for more than 468 seconds. [ 1342.006271][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.006295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.006317][ T32] task:kworker/0:714 state:D stack:0 pid:5468 tgid:5468 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.006375][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.006450][ T32] Call trace: [ 1342.006506][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.006562][ T32] r10:8291a684 r9:ebb39d84 r8:00000002 r7:60000113 r6:ebb39d8c r5:85768c00 [ 1342.006586][ T32] r4:85768c00 [ 1342.006607][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.006678][ T32] r5:85768c00 r4:8291a680 [ 1342.006704][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.006744][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.006786][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb39e08 [ 1342.006818][ T32] r4:00000000 [ 1342.006841][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.006899][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.007011][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.007064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8280 [ 1342.007151][ T32] r4:00000000 [ 1342.007197][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.007248][ T32] r9:83018005 r8:85768c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1342.007315][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.007362][ T32] r5:00001000 r4:ebb2b000 [ 1342.007467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.007513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.007574][ T32] r5:8579678c r4:85796400 [ 1342.007595][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.007642][ T32] r7:dddced80 r6:83018000 r5:8579678c r4:85738e80 [ 1342.007664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.007721][ T32] r10:61c88647 r9:85768c00 r8:85738eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.007781][ T32] r4:85738e80 [ 1342.007804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.007850][ T32] r10:00000000 r9:85738e80 r8:80287e08 r7:ebaede60 r6:8572bd80 r5:85768c00 [ 1342.007872][ T32] r4:00000001 [ 1342.007997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1342.021778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.022796][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1342.023153][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1342.023506][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.023908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1342.024292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.024625][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1342.024922][ T32] r10:8291a684 r9:ebb45d84 r8:00000002 r7:60000013 r6:ebb45d8c r5:85769800 ** 8 printk messages dropped ** [ 1342.025513][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.025926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.025971][ T32] r5:85797b8c r4:85797800 ** 2 printk messages dropped ** [ 1342.026085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.026384][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.027089][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 3 printk messages dropped ** [ 1342.027287][ T32] 1d20: 836c1000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.027319][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.027367][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.027394][ T32] r5:800f0013 r4:80239bb0 [ 1342.027424][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.027465][ T32] r4:82ac21e4 [ 1342.027506][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.027596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.027625][ T32] r4:e05c1dc0 [ 1342.027649][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.027697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.027749][ T32] r4:00000000 [ 1342.027774][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.027830][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.027878][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.027924][ T32] r5:00001000 r4:dfd53000 [ 1342.027944][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.028003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.028058][ T32] r5:84be0b8c r4:84be0800 [ 1342.028096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.045360][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.045418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.045490][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.045515][ T32] r4:84bb2000 [ 1342.045535][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.045582][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.045626][ T32] r4:00000001 [ 1342.045681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.045734][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.045768][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.045797][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.045823][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.045853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.045874][ T32] r4:84ba8980 [ 1342.045898][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.045928][ T32] INFO: task kworker/0:716:5470 blocked for more than 468 seconds. [ 1342.046005][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.046064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.046090][ T32] task:kworker/0:716 state:D stack:0 pid:5470 tgid:5470 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.046147][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.046235][ T32] Call trace: [ 1342.046324][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.046414][ T32] r10:8291a684 r9:ebb49d84 r8:00000002 r7:60000013 r6:ebb49d8c r5:8576a400 [ 1342.046451][ T32] r4:8576a400 [ 1342.046482][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.046540][ T32] r5:8576a400 r4:8291a680 [ 1342.046564][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.046605][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.046680][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb49e08 [ 1342.046706][ T32] r4:00000000 [ 1342.046725][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.046760][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.046798][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.046839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8440 ** 6 printk messages dropped ** [ 1342.047195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.047237][ T32] r5:85796b8c r4:85796800 ** 2 printk messages dropped ** [ 1342.047342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.047811][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.055299][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 7 printk messages dropped ** [ 1342.055685][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1342.056175][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1342.056574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1342.056914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1342.057369][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1342.057682][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 ** 9 printk messages dropped ** [ 1342.058023][ T32] r5:00001000 r4:ebb4f000 ** 1 printk messages dropped ** [ 1342.070855][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1342.071110][ T32] r4:857d5000 ** 4 printk messages dropped ** [ 1342.071415][ T32] Exception stack(0xebb59fb0 to 0xebb59ff8) ** 6 printk messages dropped ** [ 1342.072206][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.072294][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.072357][ T32] Call trace: [ 1342.072409][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.072479][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.072514][ T32] r4:00000000 [ 1342.072554][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.072598][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.072627][ T32] 1d20: 840bd000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.072658][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.072685][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.072708][ T32] r5:800f0013 r4:80239bb0 [ 1342.072738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.072785][ T32] r4:82ac21e4 [ 1342.072889][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.072937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.073040][ T32] r4:e05c1dc0 [ 1342.073064][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.073106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.073152][ T32] r4:00000000 [ 1342.073176][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.073244][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.073292][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.073337][ T32] r5:00001000 r4:dfd53000 [ 1342.073358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.073425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.073522][ T32] r5:84be0b8c r4:84be0800 [ 1342.073546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.073596][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.073618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.073686][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.073713][ T32] r4:84bb2000 [ 1342.073754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.073803][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.073826][ T32] r4:00000001 [ 1342.073845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.073925][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.073954][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.074000][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.074038][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.074071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.074093][ T32] r4:84ba8980 [ 1342.074164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.074220][ T32] INFO: task kworker/0:718:5474 blocked for more than 468 seconds. [ 1342.074257][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.074281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.074313][ T32] task:kworker/0:718 state:D stack:0 pid:5474 tgid:5474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.074419][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.074468][ T32] Call trace: [ 1342.074499][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.074546][ T32] r10:8291a684 r9:ebb69d84 r8:00000002 r7:60000113 r6:ebb69d8c r5:8576b000 [ 1342.074569][ T32] r4:8576b000 [ 1342.074589][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.074655][ T32] r5:8576b000 r4:8291a680 [ 1342.074679][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.074742][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.075067][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.075174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c86c0 [ 1342.075214][ T32] r4:00000000 [ 1342.075258][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.075370][ T32] r9:83018005 r8:8576b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1342.075397][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.075451][ T32] r5:00001000 r4:ebb5f000 [ 1342.075471][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.075626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.075685][ T32] r5:8579738c r4:85797000 [ 1342.075709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.075755][ T32] r7:dddced80 r6:83018000 r5:8579738c r4:857d5080 [ 1342.075798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.075858][ T32] r10:61c88647 r9:8576b000 r8:857d50ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.075884][ T32] r4:857d5080 [ 1342.075912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.075981][ T32] r10:00000000 r9:857d5080 r8:80287e08 r7:ebb45e60 r6:8572bf80 r5:8576b000 [ 1342.076008][ T32] r4:00000001 [ 1342.076027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.076062][ T32] Exception stack(0xebb69fb0 to 0xebb69ff8) [ 1342.076110][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.076142][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.076169][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.076197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.076218][ T32] r4:857c8400 [ 1342.076481][ T32] INFO: task kworker/0:718:5474 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.076546][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.076630][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.076711][ T32] Call trace: [ 1342.076767][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.076854][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.076881][ T32] r4:00000000 [ 1342.076921][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.076965][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.077016][ T32] 1d20: 840bd000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.077049][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.077097][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.077162][ T32] r5:800f0013 r4:80239bb0 [ 1342.077187][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.077228][ T32] r4:82ac21e4 [ 1342.077248][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.077290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.077311][ T32] r4:e05c1dc0 [ 1342.077358][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.077440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 6 printk messages dropped ** [ 1342.077735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1342.077802][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.077869][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.077904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.077953][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.077998][ T32] r4:84bb2000 [ 1342.078030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.078100][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.101523][ T32] r4:00000001 [ 1342.101641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.101728][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.101761][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.101791][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.101817][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.101846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.101869][ T32] r4:84ba8980 [ 1342.101893][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1342.102166][ T32] task:kworker/0:719 state:D stack:0 pid:5476 tgid:5476 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.102575][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1342.103048][ T32] r9:83018005 r8:84b18000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 ** 4 printk messages dropped ** [ 1342.103249][ T32] r5:8579778c r4:85797400 [ 1342.103274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.103442][ T32] r4:857d5100 ** 6 printk messages dropped ** [ 1342.103837][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.104685][ T32] Call trace: ** 5 printk messages dropped ** [ 1342.105130][ T32] 1d20: 845c4000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 9 printk messages dropped ** [ 1342.105534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.105572][ T32] r4:00000000 [ 1342.105596][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.105654][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.105680][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.105746][ T32] r5:00001000 r4:dfd53000 [ 1342.105770][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.105834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.105880][ T32] r5:84be0b8c r4:84be0800 [ 1342.105900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.105968][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.105994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.106041][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.106064][ T32] r4:84bb2000 [ 1342.106083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.106129][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.106152][ T32] r4:00000001 [ 1342.106180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.106221][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.106247][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.106275][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.106301][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.106339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.106365][ T32] r4:84ba8980 [ 1342.106396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.106439][ T32] INFO: task kworker/0:720:5479 blocked for more than 468 seconds. [ 1342.106471][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.106516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.106541][ T32] task:kworker/0:720 state:D stack:0 pid:5479 tgid:5479 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.106587][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.106628][ T32] Call trace: [ 1342.106671][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.106745][ T32] r10:8291a684 r9:ebb79d84 r8:00000002 r7:60000013 r6:ebb79d8c r5:84b18c00 [ 1342.106780][ T32] r4:84b18c00 [ 1342.106802][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1342.106957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb79e08 ** 12 printk messages dropped ** [ 1342.107590][ T32] r5:85797f8c r4:85797c00 [ 1342.107624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1342.107705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.107993][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.119350][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.119650][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1342.120003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 7 printk messages dropped ** [ 1342.120324][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1342.120848][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.121176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.121659][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.122138][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.122627][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.122802][ T32] r5:8579c38c r4:8579c000 ** 3 printk messages dropped ** [ 1342.123013][ T32] r10:61c88647 r9:84b19800 r8:857d532c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.123060][ T32] r4:857d5300 [ 1342.123084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.123151][ T32] r10:00000000 r9:857d5300 r8:80287e08 r7:ebb79e60 r6:857d5380 r5:84b19800 [ 1342.123176][ T32] r4:00000001 [ 1342.123201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.123238][ T32] Exception stack(0xebb85fb0 to 0xebb85ff8) [ 1342.123265][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.123292][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.123318][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.123345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.123367][ T32] r4:857c8940 [ 1342.123677][ T32] INFO: task kworker/0:721:5481 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.123716][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.123806][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.123852][ T32] Call trace: [ 1342.123902][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.123979][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.124006][ T32] r4:00000000 [ 1342.124063][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.124106][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.124165][ T32] 1d20: 845c4000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.124241][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.124291][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.124318][ T32] r5:800f0013 r4:80239bb0 [ 1342.124360][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.124414][ T32] r4:82ac21e4 [ 1342.124436][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.124497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.124545][ T32] r4:e05c1dc0 [ 1342.124567][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.124609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.124672][ T32] r4:00000000 [ 1342.124696][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.124742][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.124829][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.124874][ T32] r5:00001000 r4:dfd53000 [ 1342.124917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.124960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.125002][ T32] r5:84be0b8c r4:84be0800 [ 1342.125022][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.125094][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.125119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.125167][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.125211][ T32] r4:84bb2000 [ 1342.125278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.125328][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.125351][ T32] r4:00000001 [ 1342.125370][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.125411][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.125438][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.125486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.125516][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.125565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.125612][ T32] r4:84ba8980 [ 1342.125656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.125740][ T32] INFO: task kworker/0:722:5484 blocked for more than 468 seconds. [ 1342.125807][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.125854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.125883][ T32] task:kworker/0:722 state:D stack:0 pid:5484 tgid:5484 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.125952][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.126043][ T32] Call trace: [ 1342.126101][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.126149][ T32] r10:8291a684 r9:ebb91d84 r8:00000002 r7:60000013 r6:ebb91d8c r5:84b1a400 [ 1342.126195][ T32] r4:84b1a400 [ 1342.126303][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.126350][ T32] r5:84b1a400 r4:8291a680 [ 1342.126393][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.126442][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.126654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1342.127098][ T32] r5:8579c78c r4:8579c400 [ 1342.127118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1342.127187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.127509][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.128058][ T32] Call trace: ** 5 printk messages dropped ** [ 1342.147462][ T32] 1d20: 84d83000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 7 printk messages dropped ** [ 1342.147842][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1342.159406][ T32] r5:00001000 r4:dfd53000 ** 4 printk messages dropped ** [ 1342.159731][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 8 printk messages dropped ** [ 1342.160080][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.160872][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.161223][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1342.161759][ T32] r5:00001000 r4:ebbaf000 ** 2 printk messages dropped ** [ 1342.161892][ T32] r5:8579cb8c r4:8579c800 ** 1 printk messages dropped ** [ 1342.161972][ T32] r7:dddced80 r6:83018000 r5:8579cb8c r4:857d5500 ** 4 printk messages dropped ** [ 1342.162261][ T32] r10:00000000 r9:857d5500 r8:80287e08 r7:ebb91e60 r6:857d5580 r5:84b1b000 ** 4 printk messages dropped ** [ 1342.162526][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.162575][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.162624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.162681][ T32] r4:857c8b80 [ 1342.163093][ T32] INFO: task kworker/0:723:5485 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.163128][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.163241][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.163305][ T32] Call trace: [ 1342.163409][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.163466][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.163489][ T32] r4:00000000 [ 1342.163569][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.163639][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.163672][ T32] 1d20: 852a8000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.163717][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.163769][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.163812][ T32] r5:800f0013 r4:80239bb0 [ 1342.163871][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.163914][ T32] r4:82ac21e4 [ 1342.163935][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.163977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.164000][ T32] r4:e05c1dc0 [ 1342.164036][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.164081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.164143][ T32] r4:00000000 [ 1342.164183][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.164232][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.164290][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.164335][ T32] r5:00001000 r4:dfd53000 [ 1342.164355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.164423][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.164511][ T32] r5:84be0b8c r4:84be0800 [ 1342.164559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.164610][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.164631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.164680][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.164702][ T32] r4:84bb2000 [ 1342.164725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.164810][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.164869][ T32] r4:00000001 [ 1342.164910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.164982][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.165043][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.165074][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.165303][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1342.165890][ T32] r5:84b1bc00 r4:8291a680 ** 3 printk messages dropped ** [ 1342.166122][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.166274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85740380 ** 7 printk messages dropped ** [ 1342.166621][ T32] r5:8579cf8c r4:8579cc00 [ 1342.166645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.166795][ T32] r10:61c88647 r9:84b1bc00 r8:857d562c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.167138][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.167655][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.167702][ T32] Call trace: [ 1342.167731][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.167816][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.167844][ T32] r4:00000000 [ 1342.167898][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.167964][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.168031][ T32] 1d20: 852a8000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.168167][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.196290][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.196362][ T32] r5:800f0013 r4:80239bb0 [ 1342.196391][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.196468][ T32] r4:82ac21e4 [ 1342.196491][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.196561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.196591][ T32] r4:e05c1dc0 [ 1342.196614][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.196662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.196770][ T32] r4:00000000 [ 1342.196819][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.196872][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.196897][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.196966][ T32] r5:00001000 r4:dfd53000 [ 1342.197018][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.197089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.197140][ T32] r5:84be0b8c r4:84be0800 [ 1342.197163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.197213][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.197235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.197284][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.197307][ T32] r4:84bb2000 [ 1342.197352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.197411][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.197453][ T32] r4:00000001 [ 1342.197484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.197525][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.197564][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.197619][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.197651][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.197706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.197733][ T32] r4:84ba8980 ** 2 printk messages dropped ** [ 1342.197824][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1342.200611][ T32] r4:84b1c800 ** 5 printk messages dropped ** [ 1342.200942][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.201168][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.201468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.201520][ T32] r5:8579d78c r4:8579d400 [ 1342.201543][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.201873][ T32] r10:00000000 r9:857d5700 r8:80287e08 r7:ebbade60 r6:857d5780 r5:84b1c800 ** 8 printk messages dropped ** [ 1342.202651][ T32] INFO: task kworker/0:725:5489 is blocked on a mutex likely owned by task kworker/1:204:3660. ** 10 printk messages dropped ** [ 1342.203222][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1342.203435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 8 printk messages dropped ** [ 1342.203897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1342.204202][ T32] r4:84bb2000 ** 2 printk messages dropped ** [ 1342.204316][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.204481][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.204801][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.204867][ T32] Call trace: [ 1342.204898][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.204945][ T32] r10:8291a684 r9:ebbc5d84 r8:00000002 r7:60000013 r6:ebbc5d8c r5:84b1d400 [ 1342.204992][ T32] r4:84b1d400 [ 1342.205016][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.205060][ T32] r5:84b1d400 r4:8291a680 [ 1342.205101][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.205164][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.205217][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc5e08 [ 1342.205240][ T32] r4:00000000 [ 1342.205258][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.205293][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.205328][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.205367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c8fc0 [ 1342.205418][ T32] r4:00000000 [ 1342.205474][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.205522][ T32] r9:83018005 r8:84b1d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1342.205567][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.205612][ T32] r5:00001000 r4:ebbc7000 [ 1342.205642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.205685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.205727][ T32] r5:8579d38c r4:8579d000 [ 1342.205747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.205803][ T32] r7:dddced80 r6:83018000 r5:8579d38c r4:857d5800 [ 1342.205851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.205901][ T32] r10:61c88647 r9:84b1d400 r8:857d582c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.205924][ T32] r4:857d5800 [ 1342.205943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.206008][ T32] r10:00000000 r9:857d5800 r8:80287e08 r7:ebbb9e60 r6:857d5880 r5:84b1d400 [ 1342.206052][ T32] r4:00000001 [ 1342.206074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.206110][ T32] Exception stack(0xebbc5fb0 to 0xebbc5ff8) [ 1342.206156][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.206210][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.206240][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.206269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.206291][ T32] r4:857ec040 [ 1342.206565][ T32] INFO: task kworker/0:726:5491 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.206623][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.206705][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.206773][ T32] Call trace: [ 1342.206807][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.206858][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.206881][ T32] r4:00000000 [ 1342.206900][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.206937][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.206965][ T32] 1d20: 85998000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.206995][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.207020][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.207043][ T32] r5:800f0013 r4:80239bb0 [ 1342.207062][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.207101][ T32] r4:82ac21e4 [ 1342.207121][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.207175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.207201][ T32] r4:e05c1dc0 [ 1342.207221][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.207261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.207294][ T32] r4:00000000 [ 1342.207317][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.207361][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.207391][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.207441][ T32] r5:00001000 r4:dfd53000 [ 1342.207461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.207501][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.207572][ T32] r5:84be0b8c r4:84be0800 [ 1342.207607][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.207663][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.207688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.207738][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.207760][ T32] r4:84bb2000 [ 1342.207794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.207849][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.207897][ T32] r4:00000001 [ 1342.207942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.207984][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.208014][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.208043][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.208069][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.228811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.228923][ T32] r4:84ba8980 [ 1342.228976][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.229013][ T32] INFO: task kworker/0:727:5493 blocked for more than 468 seconds. [ 1342.229047][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.229094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.229121][ T32] task:kworker/0:727 state:D stack:0 pid:5493 tgid:5493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.229229][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.229292][ T32] Call trace: [ 1342.229361][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.229426][ T32] r10:8291a684 r9:ebbd1d84 r8:00000002 r7:60000113 r6:ebbd1d8c r5:84b1e000 [ 1342.229450][ T32] r4:84b1e000 [ 1342.229510][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1342.229833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ec4c0 ** 7 printk messages dropped ** [ 1342.230131][ T32] r5:8579df8c r4:8579dc00 [ 1342.230173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.230339][ T32] r10:61c88647 r9:84b1e000 r8:857d592c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.230765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.231679][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.231895][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1342.232093][ T32] r4:e05c1dc0 ** 7 printk messages dropped ** [ 1342.232451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1342.232853][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1342.233279][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1342.233523][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1342.233722][ T32] r10:8291a684 r9:ebbf9d84 r8:00000002 r7:60000013 r6:ebbf9d8c r5:8576c800 [ 1342.233748][ T32] r4:8576c800 [ 1342.233769][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.233845][ T32] r5:8576c800 r4:8291a680 [ 1342.233868][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.233909][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.233969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf9e08 [ 1342.234022][ T32] r4:00000000 [ 1342.234088][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.234126][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.234194][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.234239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ec640 [ 1342.234263][ T32] r4:00000000 [ 1342.234305][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.234390][ T32] r9:83018005 r8:8576c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1342.234422][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.234465][ T32] r5:00001000 r4:ebbf3000 [ 1342.234557][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.234600][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.234641][ T32] r5:8579e38c r4:8579e000 [ 1342.234661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.234706][ T32] r7:dddced80 r6:83018000 r5:8579e38c r4:857d5a00 [ 1342.234750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.234800][ T32] r10:61c88647 r9:8576c800 r8:857d5a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.234845][ T32] r4:857d5a00 [ 1342.234866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.234913][ T32] r10:00000000 r9:857d5a00 r8:80287e08 r7:ebbd1e60 r6:857f5000 r5:8576c800 [ 1342.234935][ T32] r4:00000001 [ 1342.234954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.235033][ T32] Exception stack(0xebbf9fb0 to 0xebbf9ff8) [ 1342.235064][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.235120][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.235149][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.235220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.235288][ T32] r4:857ec340 [ 1342.235575][ T32] INFO: task kworker/0:728:5496 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.235634][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.235692][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.235737][ T32] Call trace: [ 1342.235766][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.235817][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.235861][ T32] r4:00000000 [ 1342.235902][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.235945][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.235991][ T32] 1d20: 85d7a000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.236023][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.236048][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.236093][ T32] r5:800f0013 r4:80239bb0 [ 1342.236118][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.236189][ T32] r4:82ac21e4 [ 1342.236213][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.236255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.236279][ T32] r4:e05c1dc0 [ 1342.236298][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.236339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.236382][ T32] r4:00000000 [ 1342.236413][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.236461][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.236483][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.236547][ T32] r5:00001000 r4:dfd53000 [ 1342.236591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.236677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.236723][ T32] r5:84be0b8c r4:84be0800 [ 1342.236773][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.236823][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 2 printk messages dropped ** [ 1342.236939][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1342.237118][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1342.237270][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1342.237505][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.237811][ T32] r5:8576e000 r4:8291a680 ** 3 printk messages dropped ** [ 1342.237983][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.263731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ecc40 ** 7 printk messages dropped ** [ 1342.264102][ T32] r5:8579f78c r4:8579f400 ** 1 printk messages dropped ** [ 1342.264175][ T32] r7:dddced80 r6:83018000 r5:8579f78c r4:857d5a80 ** 1 printk messages dropped ** [ 1342.264263][ T32] r10:61c88647 r9:8576e000 r8:857d5aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.264292][ T32] r4:857d5a80 [ 1342.264313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.264360][ T32] r10:00000000 r9:857d5a80 r8:80287e08 r7:ebbf9e60 r6:857f5080 r5:8576e000 [ 1342.264382][ T32] r4:00000001 [ 1342.264410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.264451][ T32] Exception stack(0xeb8cdfb0 to 0xeb8cdff8) [ 1342.264505][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.264538][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.264565][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.264593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.264615][ T32] r4:857ec440 [ 1342.265022][ T32] INFO: task kworker/0:729:5498 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.265083][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.265156][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.265204][ T32] Call trace: [ 1342.265236][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.265312][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.265361][ T32] r4:00000000 [ 1342.265384][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.265432][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.265460][ T32] 1d20: 86261000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.265488][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.265515][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.265539][ T32] r5:800f0013 r4:80239bb0 [ 1342.265559][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.265599][ T32] r4:82ac21e4 [ 1342.265683][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.265739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.265765][ T32] r4:e05c1dc0 [ 1342.265827][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.265920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.265946][ T32] r4:00000000 [ 1342.265967][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.266012][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.266034][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.266098][ T32] r5:00001000 r4:dfd53000 [ 1342.266121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.266162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.266224][ T32] r5:84be0b8c r4:84be0800 [ 1342.266248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.266296][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.266317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.266364][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.266412][ T32] r4:84bb2000 [ 1342.266436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.266483][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.266505][ T32] r4:00000001 [ 1342.266524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.266558][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.266584][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.266611][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.266637][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.266686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.266713][ T32] r4:84ba8980 [ 1342.266734][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.266763][ T32] INFO: task kworker/0:730:5500 blocked for more than 468 seconds. [ 1342.266795][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.266861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.266887][ T32] task:kworker/0:730 state:D stack:0 pid:5500 tgid:5500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.266974][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.267020][ T32] Call trace: [ 1342.267152][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.267203][ T32] r10:8291a684 r9:eba2dd84 r8:00000002 r7:60000113 r6:eba2dd8c r5:8576bc00 [ 1342.267247][ T32] r4:8576bc00 [ 1342.267290][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.267358][ T32] r5:8576bc00 r4:8291a680 [ 1342.267381][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.267431][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1342.267746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ec780 ** 7 printk messages dropped ** [ 1342.280291][ T32] r5:8579e78c r4:8579e400 [ 1342.280316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.280521][ T32] r4:857d5b00 ** 7 printk messages dropped ** [ 1342.280909][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.281753][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.281949][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 6 printk messages dropped ** [ 1342.282228][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.282285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.282311][ T32] r4:e05c1dc0 [ 1342.282331][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.282373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.282395][ T32] r4:00000000 [ 1342.282422][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.282468][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.282514][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.282560][ T32] r5:00001000 r4:dfd53000 [ 1342.282604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.282657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.282700][ T32] r5:84be0b8c r4:84be0800 [ 1342.282721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.282789][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.282825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.282887][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.282914][ T32] r4:84bb2000 [ 1342.282933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.282980][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.283052][ T32] r4:00000001 [ 1342.283101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.283140][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.283166][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.283216][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.283287][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.283322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.283345][ T32] r4:84ba8980 [ 1342.283366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1342.283601][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.283892][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1342.284086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ec8c0 [ 1342.284109][ T32] r4:00000000 [ 1342.284149][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.284229][ T32] r9:83018005 r8:8576d400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1342.284255][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.284324][ T32] r5:00001000 r4:dfebb000 [ 1342.284347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.284387][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.284438][ T32] r5:8579eb8c r4:8579e800 [ 1342.284458][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.284518][ T32] r7:dddced80 r6:83018000 r5:8579eb8c r4:857d5b80 [ 1342.284563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.284615][ T32] r10:61c88647 r9:8576d400 r8:857d5bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.284668][ T32] r4:857d5b80 [ 1342.284690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.284737][ T32] r10:00000000 r9:857d5b80 r8:80287e08 r7:eb8cde60 r6:857f5180 r5:8576d400 [ 1342.284795][ T32] r4:00000001 [ 1342.284818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.284854][ T32] Exception stack(0xeba45fb0 to 0xeba45ff8) [ 1342.284879][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.284906][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.284954][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.285072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.285098][ T32] r4:857ec600 [ 1342.285349][ T32] INFO: task kworker/0:731:5502 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.285380][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.285494][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.285557][ T32] Call trace: [ 1342.285587][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.285638][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.285660][ T32] r4:00000000 [ 1342.285680][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.285718][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.285745][ T32] 1d20: 86650000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.285920][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.285971][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.286020][ T32] r5:800f0013 r4:80239bb0 [ 1342.286129][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.286194][ T32] r4:82ac21e4 [ 1342.286218][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1342.286484][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.286786][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1342.287133][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 6 printk messages dropped ** [ 1342.287379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.287890][ T32] r10:8291a684 r9:eba51d84 r8:00000002 r7:60000013 r6:eba51d8c r5:8576ec00 ** 5 printk messages dropped ** [ 1342.311053][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba51e08 ** 9 printk messages dropped ** [ 1342.311603][ T32] r5:00001000 r4:e0691000 [ 1342.311656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.311701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.311744][ T32] r5:8579ef8c r4:8579ec00 [ 1342.311787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.311850][ T32] r7:dddced80 r6:83018000 r5:8579ef8c r4:857d5c00 [ 1342.311899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.311952][ T32] r10:61c88647 r9:8576ec00 r8:857d5c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.311993][ T32] r4:857d5c00 [ 1342.312047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.312097][ T32] r10:00000000 r9:857d5c00 r8:80287e08 r7:eb8cde60 r6:857f5200 r5:8576ec00 [ 1342.312120][ T32] r4:00000001 [ 1342.312139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.312177][ T32] Exception stack(0xeba51fb0 to 0xeba51ff8) [ 1342.312206][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.312235][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.312262][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.312290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.312313][ T32] r4:857ec740 [ 1342.312723][ T32] INFO: task kworker/0:732:5503 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.312771][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.312912][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.312973][ T32] Call trace: [ 1342.313031][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.313083][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.313135][ T32] r4:00000000 [ 1342.313180][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1342.313360][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1342.313612][ T32] r4:e05c1dc0 ** 7 printk messages dropped ** [ 1342.313927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1342.314255][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 9 printk messages dropped ** [ 1342.314576][ T32] INFO: task kworker/0:733:5505 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1342.315000][ T32] r5:85756c00 r4:8291a680 ** 3 printk messages dropped ** [ 1342.315159][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.315311][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.315634][ T32] r5:8579f38c r4:8579f000 [ 1342.315655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.315767][ T32] r10:61c88647 r9:85756c00 r8:857d5cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1342.316173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.316994][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 6 printk messages dropped ** [ 1342.317231][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1342.317810][ T32] r5:84be0b8c r4:84be0800 ** 3 printk messages dropped ** [ 1342.317997][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.318045][ T32] r4:84bb2000 [ 1342.318091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.336527][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.336626][ T32] r4:00000001 [ 1342.336655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.336715][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.336769][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.336809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.336845][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.336879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.336901][ T32] r4:84ba8980 [ 1342.336946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.337001][ T32] INFO: task kworker/0:734:5507 blocked for more than 468 seconds. [ 1342.337074][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.337101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.337125][ T32] task:kworker/0:734 state:D stack:0 pid:5507 tgid:5507 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.337238][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.337363][ T32] Call trace: [ 1342.337438][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.337506][ T32] r10:8291a684 r9:eba85d84 r8:00000002 r7:60000113 r6:eba85d8c r5:856f8c00 [ 1342.337555][ T32] r4:856f8c00 [ 1342.337593][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.337661][ T32] r5:856f8c00 r4:8291a680 [ 1342.337690][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.337731][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.337773][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba85e08 [ 1342.337795][ T32] r4:00000000 [ 1342.337814][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.337847][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.337884][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.337925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ece00 [ 1342.337969][ T32] r4:00000000 [ 1342.338016][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.338065][ T32] r9:83018005 r8:856f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1342.338112][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.342843][ T32] r5:00001000 r4:eae01000 [ 1342.342883][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.342944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.342989][ T32] r5:8579fb8c r4:8579f800 [ 1342.343010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.343094][ T32] r7:dddced80 r6:83018000 r5:8579fb8c r4:857d5d00 [ 1342.343149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.343202][ T32] r10:61c88647 r9:856f8c00 r8:857d5d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.343254][ T32] r4:857d5d00 [ 1342.343278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.343327][ T32] r10:00000000 r9:857d5d00 r8:80287e08 r7:eb8cde60 r6:857f5300 r5:856f8c00 [ 1342.343381][ T32] r4:00000001 [ 1342.343437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.343478][ T32] Exception stack(0xeba85fb0 to 0xeba85ff8) [ 1342.343507][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.343568][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.343638][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.343705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.343753][ T32] r4:857ecb80 [ 1342.344159][ T32] INFO: task kworker/0:734:5507 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.344196][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1342.344373][ T32] Call trace: ** 5 printk messages dropped ** [ 1342.344664][ T32] 1d20: 86f9e000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 9 printk messages dropped ** [ 1342.344960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 5 printk messages dropped ** [ 1342.345281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.345344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.345389][ T32] r5:84be0b8c r4:84be0800 [ 1342.345414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.345462][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.345483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.345530][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.345552][ T32] r4:84bb2000 [ 1342.345582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.345651][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.345697][ T32] r4:00000001 [ 1342.345741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.345782][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.345830][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.345862][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.345909][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.345940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.345963][ T32] r4:84ba8980 [ 1342.345985][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.346012][ T32] INFO: task kworker/0:735:5510 blocked for more than 468 seconds. [ 1342.346078][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.346190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.346215][ T32] task:kworker/0:735 state:D stack:0 pid:5510 tgid:5510 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.346262][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.346303][ T32] Call trace: [ 1342.346357][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.346410][ T32] r10:8291a684 r9:eba95d84 r8:00000002 r7:60000013 r6:eba95d8c r5:856f9800 [ 1342.346457][ T32] r4:856f9800 [ 1342.346481][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.346569][ T32] r5:856f9800 r4:8291a680 [ 1342.346592][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.346632][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.346673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba95e08 [ 1342.346695][ T32] r4:00000000 [ 1342.346736][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.346774][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.346810][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.346850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ec180 [ 1342.346872][ T32] r4:00000000 [ 1342.346912][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.346959][ T32] r9:83018005 r8:856f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1342.346981][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.347044][ T32] r5:00001000 r4:eb39d000 [ 1342.347088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.347170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.347215][ T32] r5:857a038c r4:857a0000 [ 1342.347237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.347324][ T32] r7:dddced80 r6:83018000 r5:857a038c r4:857d5d80 [ 1342.347371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.347425][ T32] r10:61c88647 r9:856f9800 r8:857d5dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1342.347605][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.347846][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.365751][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1342.366117][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.366330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1342.366855][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1342.367233][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1342.367407][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1342.367723][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.378635][ T32] r5:856fa400 r4:8291a680 ** 5 printk messages dropped ** [ 1342.379030][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1342.379422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1342.379587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1342.379874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1342.380616][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1342.381586][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1342.381711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.381732][ T32] r4:00000000 [ 1342.381784][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.381837][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.381861][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.381903][ T32] r5:00001000 r4:dfd53000 [ 1342.381923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.381962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.382038][ T32] r5:84be0b8c r4:84be0800 [ 1342.382061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.382150][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.382214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.382300][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.382341][ T32] r4:84bb2000 [ 1342.382363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.382444][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.382491][ T32] r4:00000001 [ 1342.382548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.382589][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.382666][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.382699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.382755][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.382815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.382877][ T32] r4:84ba8980 [ 1342.382914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.382947][ T32] INFO: task kworker/0:737:5514 blocked for more than 468 seconds. [ 1342.382981][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.383007][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.383061][ T32] task:kworker/0:737 state:D stack:0 pid:5514 tgid:5514 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.383111][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.383154][ T32] Call trace: [ 1342.383241][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.383292][ T32] r10:8291a684 r9:ebbddd84 r8:00000002 r7:60000013 r6:ebbddd8c r5:856fb000 [ 1342.383316][ T32] r4:856fb000 [ 1342.383336][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.383425][ T32] r5:856fb000 r4:8291a680 [ 1342.383450][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.383518][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.383631][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbdde08 [ 1342.383826][ T32] r4:00000000 [ 1342.383953][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.383992][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.384029][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.384098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85800040 [ 1342.384129][ T32] r4:00000000 [ 1342.384150][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.384215][ T32] r9:83018005 r8:856fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1342.384240][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.384282][ T32] r5:00001000 r4:eb479000 [ 1342.384301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.384339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.384379][ T32] r5:857a078c r4:857a0400 [ 1342.384447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.384773][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1342.385297][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1342.386021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1342.386564][ T32] r5:84be0b8c r4:84be0800 ** 4 printk messages dropped ** [ 1342.386768][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1342.387065][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1342.387337][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1342.387658][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.388110][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1342.411173][ T32] r9:83018005 r8:856fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 ** 4 printk messages dropped ** [ 1342.411570][ T32] r5:857a0b8c r4:857a0800 ** 2 printk messages dropped ** [ 1342.411713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.412167][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.412900][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.413186][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 3 printk messages dropped ** [ 1342.413355][ T32] r5:800f0013 r4:80239bb0 [ 1342.413397][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.413446][ T32] r4:82ac21e4 [ 1342.413488][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.413535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.413557][ T32] r4:e05c1dc0 [ 1342.413599][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.413646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.413668][ T32] r4:00000000 [ 1342.413688][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.413733][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.413775][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.413826][ T32] r5:00001000 r4:dfd53000 [ 1342.413847][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.413906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.413976][ T32] r5:84be0b8c r4:84be0800 [ 1342.413999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.414047][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.414070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.414117][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.414182][ T32] r4:84bb2000 [ 1342.414204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.414251][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.414273][ T32] r4:00000001 [ 1342.414293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.414328][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.414353][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.414380][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.414413][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.414443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.414466][ T32] r4:84ba8980 [ 1342.414497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.414541][ T32] INFO: task kworker/0:739:5519 blocked for more than 468 seconds. [ 1342.414575][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.414599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.414725][ T32] task:kworker/0:739 state:D stack:0 pid:5519 tgid:5519 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.414836][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.414973][ T32] Call trace: [ 1342.415008][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.415090][ T32] r10:8291a684 r9:ebc09d84 r8:00000002 r7:60000113 r6:ebc09d8c r5:856fe000 [ 1342.415115][ T32] r4:856fe000 [ 1342.415137][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.415192][ T32] r5:856fe000 r4:8291a680 [ 1342.415215][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.415254][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.415296][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc09e08 [ 1342.415318][ T32] r4:00000000 [ 1342.415337][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.415370][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.415424][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.415468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85800480 [ 1342.415491][ T32] r4:00000000 [ 1342.415558][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.415617][ T32] r9:83018005 r8:856fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1342.415641][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.415682][ T32] r5:00001000 r4:eb54f000 [ 1342.415723][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.415792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.415839][ T32] r5:857a0f8c r4:857a0c00 [ 1342.415879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.415930][ T32] r7:dddced80 r6:83018000 r5:857a0f8c r4:857d5f80 [ 1342.415951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.415997][ T32] r10:61c88647 r9:856fe000 r8:857d5fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.416020][ T32] r4:857d5f80 [ 1342.416040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.416084][ T32] r10:00000000 r9:857d5f80 r8:80287e08 r7:ebc05e60 r6:857f5580 r5:856fe000 [ 1342.416105][ T32] r4:00000001 [ 1342.416156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.416236][ T32] Exception stack(0xebc09fb0 to 0xebc09ff8) [ 1342.416266][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.416294][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.416344][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.416396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.416426][ T32] r4:858001c0 [ 1342.416687][ T32] INFO: task kworker/0:739:5519 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.416758][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.416862][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.416954][ T32] Call trace: [ 1342.417042][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.417114][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.417140][ T32] r4:00000000 [ 1342.417169][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.417211][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.417281][ T32] 1d20: 87b09000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.417335][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.417384][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.417416][ T32] r5:800f0013 r4:80239bb0 [ 1342.417439][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.417480][ T32] r4:82ac21e4 [ 1342.417500][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.417541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 5 printk messages dropped ** [ 1342.417778][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 9 printk messages dropped ** [ 1342.441024][ T32] r4:84bb2000 ** 1 printk messages dropped ** [ 1342.441131][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1342.441557][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1342.441907][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.442346][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.442750][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.442910][ T32] r5:8552f78c r4:8552f400 ** 3 printk messages dropped ** [ 1342.443125][ T32] r10:61c88647 r9:856fec00 r8:857f562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.443437][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.444344][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1342.444639][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1342.444830][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1342.445162][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1342.445504][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1342.445775][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1342.445882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.445904][ T32] r4:84ba8980 [ 1342.445924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.445972][ T32] INFO: task kworker/0:740:5522 blocked for more than 468 seconds. [ 1342.446024][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.446051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.446072][ T32] task:kworker/0:740 state:D stack:0 pid:5522 tgid:5522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.446132][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.446199][ T32] Call trace: [ 1342.446257][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.446315][ T32] r10:8291a684 r9:ebc15d84 r8:00000002 r7:60000113 r6:ebc15d8c r5:856fd400 [ 1342.446363][ T32] r4:856fd400 [ 1342.446386][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.446457][ T32] r5:856fd400 r4:8291a680 [ 1342.446481][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.446521][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.446561][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc15e08 [ 1342.446583][ T32] r4:00000000 [ 1342.446623][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.446682][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.446721][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.446762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85800800 [ 1342.446784][ T32] r4:00000000 [ 1342.446825][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.446873][ T32] r9:83018005 r8:856fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1342.446933][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.446981][ T32] r5:00001000 r4:eb6d1000 [ 1342.447001][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.447052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.447120][ T32] r5:857a1b8c r4:857a1800 [ 1342.447142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.447188][ T32] r7:dddced80 r6:83018000 r5:857a1b8c r4:857fd000 [ 1342.447209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.447254][ T32] r10:61c88647 r9:856fd400 r8:857fd02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.447296][ T32] r4:857fd000 [ 1342.447319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.447365][ T32] r10:00000000 r9:857fd000 r8:80287e08 r7:ebc09e60 r6:857f5700 r5:856fd400 [ 1342.447479][ T32] r4:00000001 [ 1342.447504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.447565][ T32] Exception stack(0xebc15fb0 to 0xebc15ff8) [ 1342.447672][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.447708][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.447736][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.447764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.447786][ T32] r4:85800300 [ 1342.447989][ T32] INFO: task kworker/0:740:5522 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.448043][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.473309][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.473382][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.473662][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1342.474067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1342.474530][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.474952][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 9 printk messages dropped ** [ 1342.475313][ T32] INFO: task kworker/0:741:5523 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1342.475701][ T32] r4:856fc800 ** 4 printk messages dropped ** [ 1342.475908][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc19e08 ** 4 printk messages dropped ** [ 1342.476346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85800540 ** 7 printk messages dropped ** [ 1342.476685][ T32] r5:857a138c r4:857a1000 [ 1342.476705][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.476751][ T32] r7:dddced80 r6:83018000 r5:857a138c r4:857fd080 [ 1342.476839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.476902][ T32] r10:61c88647 r9:856fc800 r8:857fd0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.476948][ T32] r4:857fd080 [ 1342.476992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.477040][ T32] r10:00000000 r9:857fd080 r8:80287e08 r7:ebc15e60 r6:857f5780 r5:856fc800 [ 1342.477083][ T32] r4:00000001 [ 1342.477115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.477151][ T32] Exception stack(0xebc19fb0 to 0xebc19ff8) [ 1342.477198][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.477231][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.477279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.477362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.477399][ T32] r4:85800300 [ 1342.477825][ T32] INFO: task kworker/0:741:5523 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.477883][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.477961][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.478011][ T32] Call trace: [ 1342.478050][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.487235][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.487325][ T32] r4:00000000 [ 1342.487420][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.487482][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.487535][ T32] 1d20: 885fe000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.487584][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.487635][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.487663][ T32] r5:800f0013 r4:80239bb0 [ 1342.487726][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.487793][ T32] r4:82ac21e4 [ 1342.487817][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.487860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.487883][ T32] r4:e05c1dc0 [ 1342.487902][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.487942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.487987][ T32] r4:00000000 [ 1342.488010][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.488056][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.488104][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.488415][ T32] r5:00001000 r4:dfd53000 [ 1342.488447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.488498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.488540][ T32] r5:84be0b8c r4:84be0800 [ 1342.488560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.488630][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.488661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.488725][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.488774][ T32] r4:84bb2000 [ 1342.488840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1342.489023][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 7 printk messages dropped ** [ 1342.489532][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1342.489979][ T32] r5:856f8000 r4:8291a680 ** 3 printk messages dropped ** [ 1342.490162][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.490489][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.490836][ T32] r5:857a178c r4:857a1400 [ 1342.490856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1342.491009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.491434][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.492386][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1342.492698][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1342.492827][ T32] r4:e05c1dc0 ** 5 printk messages dropped ** [ 1342.493069][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1342.493675][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1342.493930][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1342.494228][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.494586][ T32] r5:85770c00 r4:8291a680 ** 3 printk messages dropped ** [ 1342.494737][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.494893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85800fc0 [ 1342.494915][ T32] r4:00000000 [ 1342.494936][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.494980][ T32] r9:83018005 r8:85770c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1342.495001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.495053][ T32] r5:00001000 r4:eba41000 [ 1342.495117][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.495176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.495290][ T32] r5:857a338c r4:857a3000 [ 1342.495315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.495364][ T32] r7:dddced80 r6:83018000 r5:857a338c r4:857fd180 [ 1342.495384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.495440][ T32] r10:61c88647 r9:85770c00 r8:857fd1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.495464][ T32] r4:857fd180 [ 1342.495483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.495529][ T32] r10:00000000 r9:857fd180 r8:80287e08 r7:ebc15e60 r6:857f5880 r5:85770c00 [ 1342.495623][ T32] r4:00000001 [ 1342.495649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.495695][ T32] Exception stack(0xebc29fb0 to 0xebc29ff8) [ 1342.495722][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.495750][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.495777][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.495805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.495827][ T32] r4:858004c0 [ 1342.496079][ T32] INFO: task kworker/0:743:5527 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.496117][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.496231][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.496355][ T32] Call trace: [ 1342.496415][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.496494][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.496541][ T32] r4:00000000 [ 1342.496565][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.496626][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.496660][ T32] 1d20: 885fe000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.496711][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.496741][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.496814][ T32] r5:800f0013 r4:80239bb0 [ 1342.496861][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.496925][ T32] r4:82ac21e4 [ 1342.496962][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.497028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.497058][ T32] r4:e05c1dc0 [ 1342.497098][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.497144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.497166][ T32] r4:00000000 [ 1342.497186][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.497251][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.497300][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.497370][ T32] r5:00001000 r4:dfd53000 [ 1342.497447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.497492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.497560][ T32] r5:84be0b8c r4:84be0800 [ 1342.497583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.497631][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.497652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.497721][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.497747][ T32] r4:84bb2000 [ 1342.497872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.497922][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.497944][ T32] r4:00000001 [ 1342.497963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1342.498052][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.531280][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.531878][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc31e08 ** 8 printk messages dropped ** [ 1342.532325][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.532484][ T32] r5:857a1f8c r4:857a1c00 ** 3 printk messages dropped ** [ 1342.532660][ T32] r10:61c88647 r9:85772400 r8:857fd22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.533099][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1342.533640][ T32] INFO: task kworker/0:744:5529 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.533678][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.533768][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.533815][ T32] Call trace: [ 1342.533872][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.533927][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.533951][ T32] r4:00000000 [ 1342.533971][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.534010][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.534038][ T32] 1d20: 88d09000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.534067][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.534092][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.534129][ T32] r5:800f0013 r4:80239bb0 [ 1342.534153][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.534195][ T32] r4:82ac21e4 [ 1342.534215][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.534258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.534280][ T32] r4:e05c1dc0 [ 1342.534299][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.534353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.534390][ T32] r4:00000000 [ 1342.534419][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.534465][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.534499][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.534548][ T32] r5:00001000 r4:dfd53000 [ 1342.534568][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.534619][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.534696][ T32] r5:84be0b8c r4:84be0800 [ 1342.534807][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.534859][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.534902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.534958][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.535010][ T32] r4:84bb2000 [ 1342.535041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.535092][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.535116][ T32] r4:00000001 [ 1342.535229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.535270][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.535296][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.535324][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.535352][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.535420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.535449][ T32] r4:84ba8980 [ 1342.535470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.535525][ T32] INFO: task kworker/0:745:5532 blocked for more than 469 seconds. [ 1342.535590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.535617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.535640][ T32] task:kworker/0:745 state:D stack:0 pid:5532 tgid:5532 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.535687][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.535757][ T32] Call trace: [ 1342.535851][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.535901][ T32] r10:8291a684 r9:ebc65d84 r8:00000002 r7:60000013 r6:ebc65d8c r5:85771800 [ 1342.535954][ T32] r4:85771800 [ 1342.535978][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.536022][ T32] r5:85771800 r4:8291a680 [ 1342.536043][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.536082][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.536123][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc65e08 [ 1342.536145][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.536284][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.536783][ T32] r5:857a238c r4:857a2000 [ 1342.536804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.536942][ T32] r10:61c88647 r9:85771800 r8:857fd2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.537482][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.537991][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.538067][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.538217][ T32] Call trace: [ 1342.558928][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.559045][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.559076][ T32] r4:00000000 [ 1342.559098][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.559142][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.559174][ T32] 1d20: 88e6b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.559203][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.559257][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.559285][ T32] r5:800f0013 r4:80239bb0 [ 1342.559307][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.559350][ T32] r4:82ac21e4 [ 1342.559371][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.559421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.559445][ T32] r4:e05c1dc0 [ 1342.559464][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.559505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.559595][ T32] r4:00000000 [ 1342.559631][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.559682][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.559704][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.559750][ T32] r5:00001000 r4:dfd53000 [ 1342.559770][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.559823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.559871][ T32] r5:84be0b8c r4:84be0800 [ 1342.559894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.559971][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.560006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.560435][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1342.560628][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1342.560951][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.561236][ T32] r5:85773c00 r4:8291a680 ** 5 printk messages dropped ** [ 1342.561557][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1342.561949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.562108][ T32] r5:857a278c r4:857a2400 ** 2 printk messages dropped ** [ 1342.562264][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.562683][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.563335][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.563617][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1342.563986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1342.564353][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.564698][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1342.565051][ T32] r4:84ba8980 ** 4 printk messages dropped ** [ 1342.565271][ T32] task:kworker/0:747 state:D stack:0 pid:5535 tgid:5535 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.565853][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba7de08 ** 10 printk messages dropped ** [ 1342.566349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.566513][ T32] r5:857a2b8c r4:857a2800 [ 1342.566534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.566608][ T32] r7:dddced80 r6:83018000 r5:857a2b8c r4:857fd380 [ 1342.566633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.566681][ T32] r10:61c88647 r9:844e8c00 r8:857fd3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.566729][ T32] r4:857fd380 [ 1342.566799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.566850][ T32] r10:00000000 r9:857fd380 r8:80287e08 r7:ebc29e60 r6:857fd400 r5:844e8c00 [ 1342.566872][ T32] r4:00000001 [ 1342.566892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.566954][ T32] Exception stack(0xeba7dfb0 to 0xeba7dff8) [ 1342.566984][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.567013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.567068][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.567100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.567123][ T32] r4:85800a00 [ 1342.567406][ T32] INFO: task kworker/0:747:5535 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.567444][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.567611][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.567658][ T32] Call trace: [ 1342.567803][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.567859][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.567883][ T32] r4:00000000 [ 1342.567903][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.567942][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.568053][ T32] 1d20: 88e6b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.568100][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.568159][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.590501][ T32] r5:800f0013 r4:80239bb0 [ 1342.590551][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.590619][ T32] r4:82ac21e4 [ 1342.590680][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.590737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.590765][ T32] r4:e05c1dc0 [ 1342.590870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.590974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.591001][ T32] r4:00000000 [ 1342.591024][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.591072][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.591094][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.591140][ T32] r5:00001000 r4:dfd53000 [ 1342.591161][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.591430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.591530][ T32] r5:84be0b8c r4:84be0800 [ 1342.591585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.591638][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.591663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.591713][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.591737][ T32] r4:84bb2000 [ 1342.591787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.591839][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.591862][ T32] r4:00000001 [ 1342.591884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.591921][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.591953][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.591982][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.592009][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.592195][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1342.592505][ T32] r10:8291a684 r9:ebc71d84 r8:00000002 r7:60000013 r6:ebc71d8c r5:844e9800 ** 5 printk messages dropped ** [ 1342.592796][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc71e08 ** 10 printk messages dropped ** [ 1342.593217][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.593298][ T32] r5:857a2f8c r4:857a2c00 ** 3 printk messages dropped ** [ 1342.593518][ T32] r10:61c88647 r9:844e9800 r8:857fd4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1342.593892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1342.594666][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.594940][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1342.595259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1342.595965][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 2 printk messages dropped ** [ 1342.596101][ T32] r4:84bb2000 [ 1342.596180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.596230][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.596281][ T32] r4:00000001 [ 1342.596304][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.596341][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.596390][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.596426][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.596453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.596482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.596505][ T32] r4:84ba8980 [ 1342.596526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.596552][ T32] INFO: task kworker/0:749:5540 blocked for more than 469 seconds. [ 1342.596582][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.596606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.596627][ T32] task:kworker/0:749 state:D stack:0 pid:5540 tgid:5540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.596711][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.596816][ T32] Call trace: [ 1342.596847][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.596895][ T32] r10:8291a684 r9:ebc75d84 r8:00000002 r7:60000013 r6:ebc75d8c r5:844ea400 [ 1342.596918][ T32] r4:844ea400 [ 1342.596988][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.597035][ T32] r5:844ea400 r4:8291a680 [ 1342.597055][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.597094][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.597135][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc75e08 [ 1342.597157][ T32] r4:00000000 [ 1342.597176][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.597209][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.597289][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.597422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ece80 [ 1342.597454][ T32] r4:00000000 [ 1342.597477][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.597523][ T32] r9:83018005 r8:844ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1342.597546][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.597589][ T32] r5:00001000 r4:eba81000 [ 1342.597632][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.597676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.597718][ T32] r5:857a3b8c r4:857a3800 [ 1342.597754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.597803][ T32] r7:dddced80 r6:83018000 r5:857a3b8c r4:857fd580 [ 1342.597826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.597957][ T32] r10:61c88647 r9:844ea400 r8:857fd5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.598016][ T32] r4:857fd580 [ 1342.598039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.598168][ T32] r10:00000000 r9:857fd580 r8:80287e08 r7:ebc29e60 r6:857fd600 r5:844ea400 [ 1342.617051][ T32] r4:00000001 [ 1342.617140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.617212][ T32] Exception stack(0xebc75fb0 to 0xebc75ff8) [ 1342.617277][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.617311][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.617391][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.617489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.617537][ T32] r4:857dcd00 [ 1342.617979][ T32] INFO: task kworker/0:749:5540 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.618021][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.624054][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.624129][ T32] Call trace: [ 1342.624163][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.624248][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.624277][ T32] r4:00000000 [ 1342.624300][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.624342][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.624372][ T32] 1d20: 894a1000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.624428][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.624460][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.624539][ T32] r5:800f0013 r4:80239bb0 [ 1342.624649][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.624700][ T32] r4:82ac21e4 [ 1342.624721][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.624764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.624787][ T32] r4:e05c1dc0 ** 1 printk messages dropped ** [ 1342.624915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1342.625414][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1342.625651][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.625944][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.626455][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.626669][ T32] r4:844eb000 [ 1342.626692][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.626735][ T32] r5:844eb000 r4:8291a680 [ 1342.626755][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.626823][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.626870][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc79e08 [ 1342.626895][ T32] r4:00000000 [ 1342.626914][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.626948][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.626983][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.627022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dc9c0 [ 1342.627056][ T32] r4:00000000 [ 1342.627080][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.627124][ T32] r9:83018005 r8:844eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1342.627174][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.627304][ T32] r5:00001000 r4:eba5d000 [ 1342.627329][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.627388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.627437][ T32] r5:857a378c r4:857a3400 [ 1342.627459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.627535][ T32] r7:dddced80 r6:83018000 r5:857a378c r4:857fd680 [ 1342.627584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.627635][ T32] r10:61c88647 r9:844eb000 r8:857fd6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.627687][ T32] r4:857fd680 [ 1342.627738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.627815][ T32] r10:00000000 r9:857fd680 r8:80287e08 r7:ebc75e60 r6:857fd700 r5:844eb000 [ 1342.627841][ T32] r4:00000001 [ 1342.627860][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.627898][ T32] Exception stack(0xebc79fb0 to 0xebc79ff8) [ 1342.627924][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.627954][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.628007][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.628040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.628083][ T32] r4:857dcd00 [ 1342.641858][ T32] INFO: task kworker/0:750:5541 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.641999][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.642330][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.642551][ T32] Call trace: [ 1342.642675][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.642740][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.642764][ T32] r4:00000000 [ 1342.642787][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.642867][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.642902][ T32] 1d20: 897d8000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.642939][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.643359][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.643401][ T32] r5:800f0013 r4:80239bb0 [ 1342.643425][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.643469][ T32] r4:82ac21e4 [ 1342.643524][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.643604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.643743][ T32] r4:e05c1dc0 [ 1342.643768][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.643812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.643848][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.644012][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1342.644419][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1342.644685][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1342.645425][ T32] r10:8291a684 r9:ebc7dd84 r8:00000002 r7:60000013 r6:ebc7dd8c r5:844ebc00 ** 8 printk messages dropped ** [ 1342.645860][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.646438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.646548][ T32] r7:dddced80 r6:83018000 r5:857ac38c r4:857fd780 ** 6 printk messages dropped ** [ 1342.646847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.647506][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.647880][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 6 printk messages dropped ** [ 1342.671341][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1342.671830][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.671905][ T32] r5:00001000 r4:dfd53000 [ 1342.671931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.672086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.672134][ T32] r5:84be0b8c r4:84be0800 [ 1342.672186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.672238][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.672286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.672339][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.672362][ T32] r4:84bb2000 [ 1342.672387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.672463][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.672489][ T32] r4:00000001 [ 1342.672539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.672582][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.672639][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.672672][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.672700][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.672729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.672751][ T32] r4:84ba8980 [ 1342.672831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.672865][ T32] INFO: task kworker/0:752:5547 blocked for more than 469 seconds. [ 1342.672933][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.673044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.673092][ T32] task:kworker/0:752 state:D stack:0 pid:5547 tgid:5547 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.673156][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.673229][ T32] Call trace: [ 1342.673361][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.673424][ T32] r10:8291a684 r9:ebc89d84 r8:00000002 r7:60000113 r6:ebc89d8c r5:844ec800 [ 1342.673450][ T32] r4:844ec800 [ 1342.673471][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.673541][ T32] r5:844ec800 r4:8291a680 [ 1342.673565][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.673690][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.673743][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc89e08 [ 1342.673767][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.673866][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.674300][ T32] r5:857a3f8c r4:857a3c00 [ 1342.674386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1342.674479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.674906][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.675617][ T32] Call trace: ** 7 printk messages dropped ** [ 1342.676136][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1342.676503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 8 printk messages dropped ** [ 1342.676948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1342.677671][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1342.677931][ T32] INFO: task kworker/0:753:5548 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1342.690873][ T32] r5:844ed400 r4:8291a680 ** 5 printk messages dropped ** [ 1342.691120][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1342.691200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b540 [ 1342.691222][ T32] r4:00000000 [ 1342.691311][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.691402][ T32] r9:83018005 r8:844ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1342.691431][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.691479][ T32] r5:00001000 r4:ebc91000 [ 1342.691501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.691580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.691658][ T32] r5:857ac78c r4:857ac400 [ 1342.691683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.691733][ T32] r7:dddced80 r6:83018000 r5:857ac78c r4:857fd980 [ 1342.691810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.691863][ T32] r10:61c88647 r9:844ed400 r8:857fd9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.691907][ T32] r4:857fd980 [ 1342.691957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.692007][ T32] r10:00000000 r9:857fd980 r8:80287e08 r7:ebc7de60 r6:857fda00 r5:844ed400 [ 1342.692031][ T32] r4:00000001 [ 1342.692050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.692088][ T32] Exception stack(0xeb955fb0 to 0xeb955ff8) [ 1342.692119][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.692175][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.692206][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.692265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.692347][ T32] r4:8581b240 [ 1342.692781][ T32] INFO: task kworker/0:753:5548 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.692819][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.692909][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.692986][ T32] Call trace: [ 1342.693030][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.693111][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.693138][ T32] r4:00000000 [ 1342.693177][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.693277][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.693371][ T32] 1d20: 89cf2000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.693413][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.693452][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.693536][ T32] r5:800f0013 r4:80239bb0 [ 1342.693560][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.693604][ T32] r4:82ac21e4 [ 1342.693625][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.693695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.693723][ T32] r4:e05c1dc0 [ 1342.693788][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.693864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.693889][ T32] r4:00000000 [ 1342.693909][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.693955][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.693996][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.694104][ T32] r5:00001000 r4:dfd53000 [ 1342.694129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.694197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.694246][ T32] r5:84be0b8c r4:84be0800 [ 1342.694267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.694314][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.694363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.694425][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.694477][ T32] r4:84bb2000 [ 1342.694530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.694580][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.694659][ T32] r4:00000001 [ 1342.694684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.694721][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.694779][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.694829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.694912][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.694945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.694967][ T32] r4:84ba8980 [ 1342.695016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.695051][ T32] INFO: task kworker/0:754:5551 blocked for more than 469 seconds. ** 3 printk messages dropped ** [ 1342.695244][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.695707][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc8de08 ** 9 printk messages dropped ** [ 1342.696368][ T32] r5:00001000 r4:ebcb1000 ** 2 printk messages dropped ** [ 1342.696479][ T32] r5:857acf8c r4:857acc00 ** 1 printk messages dropped ** [ 1342.696588][ T32] r7:dddced80 r6:83018000 r5:857acf8c r4:857fda80 ** 4 printk messages dropped ** [ 1342.696832][ T32] r10:00000000 r9:857fda80 r8:80287e08 r7:eb955e60 r6:857fdb00 r5:844ee000 ** 9 printk messages dropped ** [ 1342.697576][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1342.697799][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.697824][ T32] r4:00000000 [ 1342.697844][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.697884][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.697940][ T32] 1d20: 89cf2000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.698040][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.698078][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.698137][ T32] r5:800f0013 r4:80239bb0 [ 1342.720785][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.720952][ T32] r4:82ac21e4 [ 1342.720977][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.721023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.721047][ T32] r4:e05c1dc0 [ 1342.721082][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.721159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.721194][ T32] r4:00000000 [ 1342.721216][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.721308][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.721336][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.721389][ T32] r5:00001000 r4:dfd53000 [ 1342.721424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.721469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.721511][ T32] r5:84be0b8c r4:84be0800 [ 1342.721532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.721580][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.721600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.721690][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.721753][ T32] r4:84bb2000 [ 1342.721776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.721824][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.721847][ T32] r4:00000001 [ 1342.721866][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.721902][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.721945][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.721977][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.722006][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.722123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.722205][ T32] r4:84ba8980 [ 1342.722306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.722385][ T32] INFO: task kworker/0:755:5552 blocked for more than 469 seconds. [ 1342.722434][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.722481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.722508][ T32] task:kworker/0:755 state:D stack:0 pid:5552 tgid:5552 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.722567][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.722649][ T32] Call trace: [ 1342.722718][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.722802][ T32] r10:8291a684 r9:ebca5d84 r8:00000002 r7:60000113 r6:ebca5d8c r5:844eec00 [ 1342.722829][ T32] r4:844eec00 [ 1342.722906][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.722997][ T32] r5:844eec00 r4:8291a680 [ 1342.723022][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.723088][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.723135][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca5e08 [ 1342.723159][ T32] r4:00000000 [ 1342.723179][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.723214][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.723276][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.723321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b640 ** 3 printk messages dropped ** [ 1342.723565][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.723808][ T32] r5:857acb8c r4:857ac800 [ 1342.723830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.724084][ T32] r4:857fdb80 ** 6 printk messages dropped ** [ 1342.724421][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.725411][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.725591][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1342.725992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1342.726560][ T32] r5:84be0b8c r4:84be0800 ** 3 printk messages dropped ** [ 1342.726889][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1342.726982][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.727007][ T32] r4:00000001 [ 1342.727026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.727061][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.727087][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.727116][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.727142][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.727170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.727193][ T32] r4:84ba8980 [ 1342.727214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.727240][ T32] INFO: task kworker/0:756:5555 blocked for more than 469 seconds. [ 1342.727328][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.727356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.727382][ T32] task:kworker/0:756 state:D stack:0 pid:5555 tgid:5555 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.727573][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.727649][ T32] Call trace: [ 1342.727698][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.727749][ T32] r10:8291a684 r9:ebcb5d84 r8:00000002 r7:60000113 r6:ebcb5d8c r5:844e8000 [ 1342.727788][ T32] r4:844e8000 [ 1342.727812][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.727854][ T32] r5:844e8000 r4:8291a680 [ 1342.727874][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.727912][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.727953][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb5e08 [ 1342.728032][ T32] r4:00000000 [ 1342.728055][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.728123][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.748668][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.748770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b940 [ 1342.748797][ T32] r4:00000000 [ 1342.748820][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.748896][ T32] r9:83018005 r8:844e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1342.748933][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.748981][ T32] r5:00001000 r4:ebcbd000 [ 1342.749002][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.749085][ T32] r5:857ad38c r4:857ad000 [ 1342.749105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.749152][ T32] r7:dddced80 r6:83018000 r5:857ad38c r4:857fdc80 ** 2 printk messages dropped ** [ 1342.749334][ T32] r4:857fdc80 ** 5 printk messages dropped ** [ 1342.749612][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.750421][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.750749][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1342.751188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1342.751678][ T32] r5:84be0b8c r4:84be0800 ** 3 printk messages dropped ** [ 1342.751925][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.752344][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.752715][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.753576][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1342.754100][ T32] r9:83018005 r8:85773000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1342.754459][ T32] r5:857ad78c r4:857ad400 ** 3 printk messages dropped ** [ 1342.754653][ T32] r10:61c88647 r9:85773000 r8:857fddac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.755239][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.755717][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.756406][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.756723][ T32] 1d20: 8a284000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.756757][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.756859][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.756886][ T32] r5:800f0013 r4:80239bb0 [ 1342.756910][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.756950][ T32] r4:82ac21e4 [ 1342.756972][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.757013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.757122][ T32] r4:e05c1dc0 [ 1342.757147][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.757190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.757297][ T32] r4:00000000 [ 1342.757346][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.757423][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.757483][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.757529][ T32] r5:00001000 r4:dfd53000 [ 1342.757549][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.757587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.757627][ T32] r5:84be0b8c r4:84be0800 [ 1342.757648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.757750][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.757786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.757836][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.757859][ T32] r4:84bb2000 [ 1342.757879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.757925][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.757947][ T32] r4:00000001 [ 1342.757965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.757999][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.758042][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.758093][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.788867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.789022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.789162][ T32] r4:84ba8980 [ 1342.789195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.789231][ T32] INFO: task kworker/0:758:5558 blocked for more than 469 seconds. [ 1342.789269][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.789371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.789464][ T32] task:kworker/0:758 state:D stack:0 pid:5558 tgid:5558 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.789674][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.789748][ T32] Call trace: [ 1342.789814][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.789880][ T32] r10:8291a684 r9:ebcc1d84 r8:00000002 r7:60000013 r6:ebcc1d8c r5:84b1ec00 [ 1342.789907][ T32] r4:84b1ec00 [ 1342.789931][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1342.790354][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.790980][ T32] r5:857ae38c r4:857ae000 [ 1342.791002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.791050][ T32] r7:dddced80 r6:83018000 r5:857ae38c r4:857fde00 ** 2 printk messages dropped ** [ 1342.791242][ T32] r4:857fde00 ** 5 printk messages dropped ** [ 1342.791641][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.792424][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.792691][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1342.793069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1342.793523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.793929][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1342.794194][ T32] INFO: task kworker/0:759:5560 blocked for more than 469 seconds. [ 1342.794222][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.794245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.794266][ T32] task:kworker/0:759 state:D stack:0 pid:5560 tgid:5560 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.794311][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.794351][ T32] Call trace: [ 1342.794471][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.794525][ T32] r10:8291a684 r9:ebc95d84 r8:00000002 r7:60000113 r6:ebc95d8c r5:848d0000 [ 1342.794550][ T32] r4:848d0000 [ 1342.794630][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.794721][ T32] r5:848d0000 r4:8291a680 [ 1342.794745][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.794813][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.794860][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc95e08 [ 1342.794884][ T32] r4:00000000 [ 1342.794903][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.794965][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.795047][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.795130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581bc00 [ 1342.795158][ T32] r4:00000000 [ 1342.795179][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.795224][ T32] r9:83018005 r8:848d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.795422][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.795471][ T32] r5:00001000 r4:ebce3000 [ 1342.795493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.795533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.795632][ T32] r5:857adb8c r4:857ad800 [ 1342.795688][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.795753][ T32] r7:dddced80 r6:83018000 r5:857adb8c r4:857fdf00 [ 1342.795798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.795849][ T32] r10:61c88647 r9:848d0000 r8:857fdf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.795892][ T32] r4:857fdf00 [ 1342.795942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.795992][ T32] r10:00000000 r9:857fdf00 r8:80287e08 r7:ebcc1e60 r6:857fdf80 r5:848d0000 [ 1342.796015][ T32] r4:00000001 [ 1342.796125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.796164][ T32] Exception stack(0xebc95fb0 to 0xebc95ff8) [ 1342.796217][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.796257][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.796283][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.796312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.796356][ T32] r4:8581b980 [ 1342.796665][ T32] INFO: task kworker/0:759:5560 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.796734][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.796889][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.797066][ T32] Call trace: [ 1342.797160][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.797215][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.797264][ T32] r4:00000000 [ 1342.797289][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.797350][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.797460][ T32] 1d20: 8a7f8000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 1 printk messages dropped ** [ 1342.797528][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1342.797770][ T32] r4:e05c1dc0 ** 5 printk messages dropped ** [ 1342.798004][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.819470][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1342.819773][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1342.820005][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1342.820298][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.820731][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1342.820993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581bdc0 ** 7 printk messages dropped ** [ 1342.821423][ T32] r5:857adf8c r4:857adc00 [ 1342.821456][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.821724][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1342.822506][ T32] INFO: task kworker/0:760:5562 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.822542][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.822600][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.822646][ T32] Call trace: [ 1342.822676][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.822726][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.822749][ T32] r4:00000000 [ 1342.822826][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.822897][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.822939][ T32] 1d20: 8ab1b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.822972][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.822998][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.823023][ T32] r5:800f0013 r4:80239bb0 [ 1342.823044][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.823085][ T32] r4:82ac21e4 [ 1342.823106][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.823147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.823175][ T32] r4:e05c1dc0 [ 1342.823197][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.823238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.823262][ T32] r4:00000000 [ 1342.823311][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.823359][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.823391][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.823434][ T32] r5:00001000 r4:dfd53000 [ 1342.823454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.823516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.823651][ T32] r5:84be0b8c r4:84be0800 [ 1342.823676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.823725][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.823748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.823915][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.823971][ T32] r4:84bb2000 [ 1342.824004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.824173][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.824199][ T32] r4:00000001 [ 1342.824278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.824375][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.824538][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.824573][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.824600][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.824629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.824711][ T32] r4:84ba8980 [ 1342.824737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1342.824868][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1342.825302][ T32] r4:848d1800 ** 5 printk messages dropped ** [ 1342.825710][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.825843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85800e00 ** 7 printk messages dropped ** [ 1342.826410][ T32] r5:857ae78c r4:857ae400 [ 1342.826458][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.826636][ T32] r4:8582b100 ** 3 printk messages dropped ** [ 1342.826824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1342.827326][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.827911][ T32] r5:800f0013 r4:80239bb0 ** 7 printk messages dropped ** [ 1342.854415][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.854874][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1342.855208][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 4 printk messages dropped ** [ 1342.855461][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.855531][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.855586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.855613][ T32] r4:84ba8980 [ 1342.855666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.855701][ T32] INFO: task kworker/0:762:5566 blocked for more than 469 seconds. [ 1342.855810][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.855897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.855924][ T32] task:kworker/0:762 state:D stack:0 pid:5566 tgid:5566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.855984][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.856088][ T32] Call trace: [ 1342.856126][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.856179][ T32] r10:8291a684 r9:ec509d84 r8:00000002 r7:60000113 r6:ec509d8c r5:848d3000 [ 1342.856260][ T32] r4:848d3000 [ 1342.856360][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.856416][ T32] r5:848d3000 r4:8291a680 [ 1342.856467][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.856571][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.856620][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec509e08 [ 1342.856643][ T32] r4:00000000 [ 1342.856749][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.856789][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.856826][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.856926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582e040 [ 1342.857028][ T32] r4:00000000 [ 1342.857127][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.857479][ T32] r9:83018005 r8:848d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1342.857627][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.857677][ T32] r5:00001000 r4:ec511000 [ 1342.857698][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.857738][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.857780][ T32] r5:857aeb8c r4:857ae800 [ 1342.857800][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.857846][ T32] r7:dddced80 r6:83018000 r5:857aeb8c r4:8582b200 [ 1342.857866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.857913][ T32] r10:61c88647 r9:848d3000 r8:8582b22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.857935][ T32] r4:8582b200 [ 1342.857953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.858076][ T32] r10:00000000 r9:8582b200 r8:80287e08 r7:ebcf9e60 r6:8582b280 r5:848d3000 [ 1342.858201][ T32] r4:00000001 [ 1342.867000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.867100][ T32] Exception stack(0xec509fb0 to 0xec509ff8) [ 1342.867135][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.867165][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.867192][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.867252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.867362][ T32] r4:8582e100 [ 1342.867846][ T32] INFO: task kworker/0:762:5566 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.867892][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.867986][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.868046][ T32] Call trace: [ 1342.868090][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.875248][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.875356][ T32] r4:00000000 [ 1342.875394][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.875470][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.875507][ T32] 1d20: 8ae2b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.875538][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.875718][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.875748][ T32] r5:800f0013 r4:80239bb0 [ 1342.875771][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.875816][ T32] r4:82ac21e4 [ 1342.875927][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.875975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.876027][ T32] r4:e05c1dc0 [ 1342.876051][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.876094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.876207][ T32] r4:00000000 [ 1342.876234][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.876309][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.876716][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.876767][ T32] r5:00001000 r4:dfd53000 [ 1342.876815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.876859][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.876903][ T32] r5:84be0b8c r4:84be0800 [ 1342.877077][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.877176][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.877278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.877468][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.877499][ T32] r4:84bb2000 [ 1342.877519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.877567][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.877656][ T32] r4:00000001 [ 1342.877681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.877748][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.877777][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.877848][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.877952][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.878046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.878075][ T32] r4:84ba8980 [ 1342.878127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.892286][ T32] INFO: task kworker/0:763:5568 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1342.893061][ T32] r4:848d3c00 ** 4 printk messages dropped ** [ 1342.893360][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcede08 ** 8 printk messages dropped ** [ 1342.893975][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.894450][ T32] r5:857aef8c r4:857aec00 ** 1 printk messages dropped ** [ 1342.894552][ T32] r7:dddced80 r6:83018000 r5:857aef8c r4:8582b300 ** 4 printk messages dropped ** [ 1342.894842][ T32] r10:00000000 r9:8582b300 r8:80287e08 r7:ec509e60 r6:8582b380 r5:848d3c00 ** 9 printk messages dropped ** [ 1342.895586][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.895738][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.895848][ T32] Call trace: [ 1342.896099][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.896152][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.896177][ T32] r4:00000000 [ 1342.896255][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.896357][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.896395][ T32] 1d20: 8b173000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.896425][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.896469][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.896497][ T32] r5:800f0013 r4:80239bb0 [ 1342.896642][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.896688][ T32] r4:82ac21e4 [ 1342.896769][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.896816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.896840][ T32] r4:e05c1dc0 [ 1342.896949][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.896996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.897019][ T32] r4:00000000 [ 1342.897039][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.897086][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.897108][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.897151][ T32] r5:00001000 r4:dfd53000 [ 1342.897191][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.897268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.897357][ T32] r5:84be0b8c r4:84be0800 [ 1342.897401][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.897454][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.897477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.897525][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.897552][ T32] r4:84bb2000 [ 1342.897617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.897676][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.897700][ T32] r4:00000001 [ 1342.898025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.908908][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.909049][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.909087][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.909115][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.909149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.909172][ T32] r4:84ba8980 [ 1342.909227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.909262][ T32] INFO: task kworker/0:764:5570 blocked for more than 469 seconds. [ 1342.909297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.909322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.909346][ T32] task:kworker/0:764 state:D stack:0 pid:5570 tgid:5570 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.909803][ T32] r5:848d2400 r4:8291a680 ** 3 printk messages dropped ** [ 1342.910009][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.910247][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.910615][ T32] r5:857af38c r4:857af000 [ 1342.910637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1342.910707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.910976][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.911013][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.911054][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.911085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.911108][ T32] r4:8582e080 [ 1342.911526][ T32] INFO: task kworker/0:764:5570 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.911592][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.911897][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.912079][ T32] Call trace: [ 1342.912113][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.912165][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.912189][ T32] r4:00000000 [ 1342.912208][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.912246][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.912348][ T32] 1d20: 8b173000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 1 printk messages dropped ** [ 1342.912420][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1342.912967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 10 printk messages dropped ** [ 1342.913710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.914462][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1342.915220][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.915745][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.916230][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.916843][ T32] r5:857afb8c r4:857af800 [ 1342.916930][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.917024][ T32] r7:dddced80 r6:83018000 r5:857afb8c r4:8582b500 ** 1 printk messages dropped ** [ 1342.917110][ T32] r10:61c88647 r9:848d4800 r8:8582b52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.917580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.947753][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 9 printk messages dropped ** [ 1342.948917][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1342.949337][ T32] r5:00001000 r4:dfd53000 [ 1342.949357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.949405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.949449][ T32] r5:84be0b8c r4:84be0800 [ 1342.949469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.949519][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.949570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.949653][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.949693][ T32] r4:84bb2000 [ 1342.949743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.949795][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.949819][ T32] r4:00000001 [ 1342.949841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.949879][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.949937][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.949982][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.950012][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.950071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.950098][ T32] r4:84ba8980 [ 1342.950168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.950204][ T32] INFO: task kworker/0:766:5573 blocked for more than 469 seconds. [ 1342.950238][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.950264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.950315][ T32] task:kworker/0:766 state:D stack:0 pid:5573 tgid:5573 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.950426][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.950513][ T32] Call trace: [ 1342.950550][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.950603][ T32] r10:8291a684 r9:ec545d84 r8:00000002 r7:60000013 r6:ec545d8c r5:848d6000 [ 1342.950627][ T32] r4:848d6000 [ 1342.950688][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.950793][ T32] r5:848d6000 r4:8291a680 [ 1342.951012][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.951119][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.951166][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec545e08 [ 1342.951189][ T32] r4:00000000 [ 1342.951209][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.951385][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.951429][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.951474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582e7c0 [ 1342.951635][ T32] r4:00000000 [ 1342.951661][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.951796][ T32] r9:83018005 r8:848d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1342.951823][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.951868][ T32] r5:00001000 r4:ec531000 [ 1342.951889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.951930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.951973][ T32] r5:857af78c r4:857af400 [ 1342.951993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.952038][ T32] r7:dddced80 r6:83018000 r5:857af78c r4:8582b580 [ 1342.952086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.952137][ T32] r10:61c88647 r9:848d6000 r8:8582b5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.952189][ T32] r4:8582b580 [ 1342.952212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.952277][ T32] r10:00000000 r9:8582b580 r8:80287e08 r7:ec53de60 r6:8582b680 r5:848d6000 [ 1342.952319][ T32] r4:00000001 [ 1342.952340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.952377][ T32] Exception stack(0xec545fb0 to 0xec545ff8) [ 1342.952428][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.952460][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.952487][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.952517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.952540][ T32] r4:8582e0c0 [ 1342.952963][ T32] INFO: task kworker/0:766:5573 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1342.952998][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.953119][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.953167][ T32] Call trace: [ 1342.953196][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.953266][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.953293][ T32] r4:00000000 [ 1342.953325][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.953369][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.953405][ T32] 1d20: 8b436000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.953462][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.953492][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.953516][ T32] r5:800f0013 r4:80239bb0 [ 1342.953581][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.953656][ T32] r4:82ac21e4 [ 1342.953708][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.953756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.953780][ T32] r4:e05c1dc0 [ 1342.953826][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.953873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1342.953896][ T32] r4:00000000 [ 1342.953916][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.953962][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.954027][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.954073][ T32] r5:00001000 r4:dfd53000 [ 1342.954120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.954166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.954238][ T32] r5:84be0b8c r4:84be0800 [ 1342.954290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.954359][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1342.954416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.954473][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.954518][ T32] r4:84bb2000 [ 1342.954542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.954592][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1342.954617][ T32] r4:00000001 [ 1342.954666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.954709][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1342.954772][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.954864][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.954983][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.955017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.955039][ T32] r4:84ba8980 [ 1342.955061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.955093][ T32] INFO: task kworker/0:767:5576 blocked for more than 469 seconds. [ 1342.955180][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.955208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.955231][ T32] task:kworker/0:767 state:D stack:0 pid:5576 tgid:5576 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.955308][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.955373][ T32] Call trace: [ 1342.955412][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.955462][ T32] r10:8291a684 r9:ec515d84 r8:00000002 r7:60000013 r6:ec515d8c r5:848d6c00 [ 1342.955485][ T32] r4:848d6c00 [ 1342.955533][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.955630][ T32] r5:848d6c00 r4:8291a680 [ 1342.955655][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1342.955844][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.956387][ T32] r5:857aff8c r4:857afc00 [ 1342.956413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.956634][ T32] r4:8582b700 ** 7 printk messages dropped ** [ 1342.956958][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.957684][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.982702][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1342.983085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1342.983516][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 4 printk messages dropped ** [ 1342.983846][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1342.984356][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1342.984652][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.984995][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1342.985474][ T32] r9:83018005 r8:848d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 ** 4 printk messages dropped ** [ 1342.985646][ T32] r5:857b4b8c r4:857b4800 ** 3 printk messages dropped ** [ 1342.985935][ T32] r10:61c88647 r9:848d5400 r8:8582b82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.986715][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.987406][ T32] Call trace: [ 1342.987436][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.987517][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1342.987584][ T32] r4:00000000 [ 1342.987618][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.987664][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1342.987692][ T32] 1d20: 8b834000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1342.987721][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1342.987745][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.987845][ T32] r5:800f0013 r4:80239bb0 [ 1342.987871][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.987912][ T32] r4:82ac21e4 [ 1342.987965][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.988013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1342.988044][ T32] r4:e05c1dc0 [ 1342.988082][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.010227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1343.010351][ T32] r4:00000000 [ 1343.010442][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.010528][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.010552][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.010599][ T32] r5:00001000 r4:dfd53000 [ 1343.010621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.010664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.010708][ T32] r5:84be0b8c r4:84be0800 [ 1343.010728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.010790][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.010816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.010956][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.011075][ T32] r4:84bb2000 [ 1343.011117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.011168][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.011294][ T32] r4:00000001 [ 1343.011323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.011364][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.011401][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.011431][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.011459][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.011488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.011511][ T32] r4:84ba8980 [ 1343.011535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.011763][ T32] INFO: task kworker/0:769:5580 blocked for more than 469 seconds. [ 1343.011813][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.011839][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.011896][ T32] task:kworker/0:769 state:D stack:0 pid:5580 tgid:5580 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.012060][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.012109][ T32] Call trace: [ 1343.012215][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.012289][ T32] r10:8291a684 r9:ec565d84 r8:00000002 r7:60000113 r6:ec565d8c r5:85840000 [ 1343.012338][ T32] r4:85840000 [ 1343.012386][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.012438][ T32] r5:85840000 r4:8291a680 [ 1343.012461][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.012500][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.012566][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.012788][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.013260][ T32] r5:857b438c r4:857b4000 [ 1343.013280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.013401][ T32] r10:61c88647 r9:85840000 r8:8582b92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.013906][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.014786][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1343.015073][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1343.015165][ T32] r4:e05c1dc0 ** 8 printk messages dropped ** [ 1343.015643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.016116][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1343.016489][ T32] r4:84ba8980 [ 1343.016563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.016604][ T32] INFO: task kworker/0:770:5581 blocked for more than 469 seconds. [ 1343.016638][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.016664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.016714][ T32] task:kworker/0:770 state:D stack:0 pid:5581 tgid:5581 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.016932][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.017106][ T32] Call trace: [ 1343.017160][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.017241][ T32] r10:8291a684 r9:ec549d84 r8:00000002 r7:60000013 r6:ec549d8c r5:85840c00 [ 1343.017274][ T32] r4:85840c00 [ 1343.017298][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.017370][ T32] r5:85840c00 r4:8291a680 [ 1343.017480][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.017529][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.017575][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec549e08 [ 1343.017700][ T32] r4:00000000 [ 1343.017757][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.017800][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.017914][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.018020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582eec0 [ 1343.018047][ T32] r4:00000000 [ 1343.018082][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.043034][ T32] r9:83018005 r8:85840c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.043141][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.043216][ T32] r5:00001000 r4:ec56d000 [ 1343.043239][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.043308][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.043387][ T32] r5:857b478c r4:857b4400 [ 1343.043413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.043464][ T32] r7:dddced80 r6:83018000 r5:857b478c r4:8582ba00 [ 1343.043486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.043533][ T32] r10:61c88647 r9:85840c00 r8:8582ba2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.043754][ T32] r4:8582ba00 [ 1343.043869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.043982][ T32] r10:00000000 r9:8582ba00 r8:80287e08 r7:ec55de60 r6:8582ba80 r5:85840c00 [ 1343.044099][ T32] r4:00000001 [ 1343.044209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.044296][ T32] Exception stack(0xec549fb0 to 0xec549ff8) [ 1343.044331][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.044447][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.044524][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.044564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.044587][ T32] r4:8582ea80 [ 1343.044990][ T32] INFO: task kworker/0:770:5581 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.045027][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.045222][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.045322][ T32] Call trace: [ 1343.045500][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.045608][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.045805][ T32] r4:00000000 [ 1343.045918][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.046032][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.046140][ T32] 1d20: 8bdf9000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.046253][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.046283][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.046367][ T32] r5:800f0013 r4:80239bb0 [ 1343.046402][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.046447][ T32] r4:82ac21e4 [ 1343.046668][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.046717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.046740][ T32] r4:e05c1dc0 [ 1343.046761][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.046814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 2 printk messages dropped ** [ 1343.046939][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 9 printk messages dropped ** [ 1343.047668][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1343.048053][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1343.059133][ T32] INFO: task kworker/0:771:5584 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1343.059933][ T32] r4:85841800 ** 4 printk messages dropped ** [ 1343.060353][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec571e08 ** 7 printk messages dropped ** [ 1343.061697][ T32] r9:83018005 r8:85841800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 [ 1343.061721][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.062343][ T32] r5:00001000 r4:ec585000 [ 1343.062369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.062418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.062707][ T32] r5:857b4f8c r4:857b4c00 [ 1343.062775][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.062883][ T32] r7:dddced80 r6:83018000 r5:857b4f8c r4:8582bb00 [ 1343.062908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.063228][ T32] r10:61c88647 r9:85841800 r8:8582bb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.063256][ T32] r4:8582bb00 [ 1343.063277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.063386][ T32] r10:00000000 r9:8582bb00 r8:80287e08 r7:ec55de60 r6:8582bb80 r5:85841800 [ 1343.063415][ T32] r4:00000001 [ 1343.063435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.063475][ T32] Exception stack(0xec571fb0 to 0xec571ff8) [ 1343.063585][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.063634][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.063663][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.063787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.063902][ T32] r4:844fa000 [ 1343.064315][ T32] INFO: task kworker/0:771:5584 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.064386][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.064631][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.064788][ T32] Call trace: [ 1343.064827][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.064882][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.064905][ T32] r4:00000000 [ 1343.065005][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.065140][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.065172][ T32] 1d20: 8be3b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.065201][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.065225][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.065307][ T32] r5:800f0013 r4:80239bb0 [ 1343.065333][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.065436][ T32] r4:82ac21e4 [ 1343.065461][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.065504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.065528][ T32] r4:e05c1dc0 [ 1343.065547][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.065588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1343.065636][ T32] r4:00000000 [ 1343.065751][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.065800][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.065860][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.065965][ T32] r5:00001000 r4:dfd53000 [ 1343.065989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.066030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.066072][ T32] r5:84be0b8c r4:84be0800 [ 1343.066092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.066140][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.066161][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.066206][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.066336][ T32] r4:84bb2000 [ 1343.066364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.066422][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.066446][ T32] r4:00000001 [ 1343.066466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1343.066581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.067053][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.067523][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.090492][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.090715][ T32] r5:857b638c r4:857b6000 ** 3 printk messages dropped ** [ 1343.090864][ T32] r10:61c88647 r9:85842400 r8:8582bc2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1343.091894][ T32] r4:844fa280 ** 4 printk messages dropped ** [ 1343.092868][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1343.093514][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1343.094353][ T32] r5:84be0b8c r4:84be0800 ** 7 printk messages dropped ** [ 1343.094719][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.094966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.095789][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.096089][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1343.096372][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.096774][ T32] r5:857b538c r4:857b5000 [ 1343.096850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.097271][ T32] r10:00000000 r9:8582bd00 r8:80287e08 r7:ec589e60 r6:8582bd80 r5:85843000 ** 6 printk messages dropped ** [ 1343.097619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1343.131593][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.132006][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 3 printk messages dropped ** [ 1343.132488][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.132531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.132555][ T32] r4:e05c1dc0 [ 1343.132856][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.132905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1343.132989][ T32] r4:00000000 [ 1343.133018][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.133068][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.133091][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.133137][ T32] r5:00001000 r4:dfd53000 [ 1343.133157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.133198][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.133242][ T32] r5:84be0b8c r4:84be0800 [ 1343.133728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.133784][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.133807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.133897][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.133924][ T32] r4:84bb2000 [ 1343.133972][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.134024][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.134047][ T32] r4:00000001 [ 1343.134079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.134173][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.134203][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.134232][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.134260][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.134288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.134311][ T32] r4:84ba8980 [ 1343.134377][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.134425][ T32] INFO: task kworker/0:774:5590 blocked for more than 469 seconds. [ 1343.134488][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.134545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.134584][ T32] task:kworker/0:774 state:D stack:0 pid:5590 tgid:5590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.134666][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.134746][ T32] Call trace: [ 1343.134803][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.134869][ T32] r10:8291a684 r9:ec5b1d84 r8:00000002 r7:60000113 r6:ec5b1d8c r5:85844800 [ 1343.134898][ T32] r4:85844800 [ 1343.134918][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.134997][ T32] r5:85844800 r4:8291a680 [ 1343.135027][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.135070][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.135114][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b1e08 [ 1343.135137][ T32] r4:00000000 [ 1343.135156][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.135191][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.135225][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.135295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844fa580 [ 1343.135323][ T32] r4:00000000 [ 1343.135345][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.135430][ T32] r9:83018005 r8:85844800 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1343.135512][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.135602][ T32] r5:00001000 r4:ec5a9000 [ 1343.135625][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.135674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.135718][ T32] r5:857b578c r4:857b5400 [ 1343.135740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.135816][ T32] r7:dddced80 r6:83018000 r5:857b578c r4:8582be00 [ 1343.135851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.135899][ T32] r10:61c88647 r9:85844800 r8:8582be2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.135923][ T32] r4:8582be00 [ 1343.135942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.135986][ T32] r10:00000000 r9:8582be00 r8:80287e08 r7:ec589e60 r6:8582be80 r5:85844800 ** 3 printk messages dropped ** [ 1343.136116][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.136952][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1343.137389][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1343.137695][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.138091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1343.146449][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.146747][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.147105][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.147642][ T32] r5:00001000 r4:ec5bd000 ** 2 printk messages dropped ** [ 1343.147784][ T32] r5:8552fb8c r4:8552f800 [ 1343.147811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.147860][ T32] r7:ddde2d80 r6:83018200 r5:8552fb8c r4:857f5b00 [ 1343.147883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.147931][ T32] r10:61c88647 r9:85776000 r8:857f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.147959][ T32] r4:857f5b00 [ 1343.148036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.148173][ T32] r10:00000000 r9:857f5b00 r8:80287e08 r7:eb781e60 r6:857f5b80 r5:85776000 [ 1343.163354][ T32] r4:00000001 [ 1343.163410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.163478][ T32] Exception stack(0xec5a1fb0 to 0xec5a1ff8) [ 1343.163511][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.163573][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.163606][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.163638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.163669][ T32] r4:8479c400 [ 1343.164104][ T32] INFO: task kworker/1:454:5591 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.164143][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.164357][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.164475][ T32] Call trace: [ 1343.164572][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.164667][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.164705][ T32] r4:00000000 [ 1343.164756][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.164875][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.164942][ T32] 1d20: 8ca0f000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.165013][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.165045][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.165091][ T32] r5:800f0013 r4:80239bb0 [ 1343.165173][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.165241][ T32] r4:82ac21e4 [ 1343.165264][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.165307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.165331][ T32] r4:e05c1dc0 [ 1343.165350][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.165392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1343.165418][ T32] r4:00000000 [ 1343.165451][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.165531][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.165559][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.165661][ T32] r5:00001000 r4:dfd53000 [ 1343.165690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.165748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.165800][ T32] r5:84be0b8c r4:84be0800 [ 1343.165856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.165912][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.165936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.165987][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.166011][ T32] r4:84bb2000 [ 1343.166032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.166080][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.166103][ T32] r4:00000001 [ 1343.166122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.166180][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.166224][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.166320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1343.166648][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.166881][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.167284][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.167515][ T32] r5:857b5b8c r4:857b5800 [ 1343.167535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.167751][ T32] r10:61c88647 r9:85774800 r8:8582bf2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.168142][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.181978][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 9 printk messages dropped ** [ 1343.182508][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1343.182941][ T32] r5:84be0b8c r4:84be0800 ** 4 printk messages dropped ** [ 1343.183273][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1343.183418][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1343.183677][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1343.183923][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.183968][ T32] Call trace: [ 1343.183997][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.184046][ T32] r10:8291a684 r9:ec595d84 r8:00000002 r7:60000013 r6:ec595d8c r5:85776c00 [ 1343.184068][ T32] r4:85776c00 [ 1343.184088][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.184159][ T32] r5:85776c00 r4:8291a680 [ 1343.184213][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.184285][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.184338][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec595e08 [ 1343.184364][ T32] r4:00000000 [ 1343.184383][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.184422][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.184460][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.184503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cb440 [ 1343.184527][ T32] r4:00000000 [ 1343.184547][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.184591][ T32] r9:83018205 r8:85776c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1343.184614][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.184677][ T32] r5:00001000 r4:eae09000 [ 1343.184730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.184828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.184947][ T32] r5:8471db8c r4:8471d800 [ 1343.184982][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.185034][ T32] r7:ddde2d80 r6:83018200 r5:8471db8c r4:857f5c80 [ 1343.185056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.185105][ T32] r10:61c88647 r9:85776c00 r8:857f5cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.185156][ T32] r4:857f5c80 [ 1343.185180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.185226][ T32] r10:00000000 r9:857f5c80 r8:80287e08 r7:eb781e60 r6:857f5d00 r5:85776c00 [ 1343.185248][ T32] r4:00000001 [ 1343.185267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.185326][ T32] Exception stack(0xec595fb0 to 0xec595ff8) [ 1343.185357][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.185408][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.185438][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.185495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.185522][ T32] r4:8479c680 [ 1343.185817][ T32] INFO: task kworker/1:455:5597 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.185916][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.186003][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.186086][ T32] Call trace: [ 1343.186150][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.186204][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.186257][ T32] r4:00000000 [ 1343.186281][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.186409][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.186444][ T32] 1d20: 8cd38000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.186474][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.186501][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.186525][ T32] r5:800f0013 r4:80239bb0 [ 1343.186573][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.186619][ T32] r4:82ac21e4 [ 1343.186659][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.186735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 5 printk messages dropped ** [ 1343.186923][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 11 printk messages dropped ** [ 1343.187514][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 8 printk messages dropped ** [ 1343.187827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1343.213981][ T32] r4:85845400 ** 4 printk messages dropped ** [ 1343.214246][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5dde08 ** 7 printk messages dropped ** [ 1343.214530][ T32] r9:83018005 r8:85845400 r7:00000000 r6:83018000 r5:00001000 r4:7f0e7000 ** 4 printk messages dropped ** [ 1343.214785][ T32] r5:857b5f8c r4:857b5c00 ** 3 printk messages dropped ** [ 1343.214939][ T32] r10:61c88647 r9:85845400 r8:8582bfac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.215298][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.216367][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1343.216912][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1343.217070][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1343.217347][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1343.217771][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.218041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.227735][ T32] task:kworker/0:777 state:D stack:0 pid:5601 tgid:5601 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1343.228087][ T32] r4:85846000 [ 1343.228160][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.239626][ T32] r5:85846000 r4:8291a680 [ 1343.239718][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.239810][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.239863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5d9e08 [ 1343.239889][ T32] r4:00000000 [ 1343.239910][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.239946][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.239986][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.240029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844fad40 [ 1343.240052][ T32] r4:00000000 [ 1343.240092][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.240146][ T32] r9:83018005 r8:85846000 r7:00000000 r6:83018000 r5:00001000 r4:7f0eb000 [ 1343.240171][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.240217][ T32] r5:00001000 r4:ec5f1000 [ 1343.240268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.240316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.240362][ T32] r5:857b678c r4:857b6400 [ 1343.240383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.240434][ T32] r7:dddced80 r6:83018000 r5:857b678c r4:8478b080 [ 1343.240456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.240505][ T32] r10:61c88647 r9:85846000 r8:8478b0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.240528][ T32] r4:8478b080 [ 1343.240563][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.240618][ T32] r10:00000000 r9:8478b080 r8:80287e08 r7:ec589e60 r6:8478b100 r5:85846000 [ 1343.240642][ T32] r4:00000001 [ 1343.240670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.240709][ T32] Exception stack(0xec5d9fb0 to 0xec5d9ff8) [ 1343.240741][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.240775][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.240806][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.240865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.240980][ T32] r4:844faa40 [ 1343.241426][ T32] INFO: task kworker/0:777:5601 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.241571][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.241671][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.241724][ T32] Call trace: [ 1343.241785][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.241852][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.241878][ T32] r4:00000000 [ 1343.241925][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.242003][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.242062][ T32] 1d20: 8d2a0000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.242095][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.242120][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.242201][ T32] r5:800f0013 r4:80239bb0 [ 1343.242230][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.242275][ T32] r4:82ac21e4 [ 1343.242296][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.242338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.242361][ T32] r4:e05c1dc0 [ 1343.242414][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.242461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1343.242484][ T32] r4:00000000 [ 1343.242503][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.242592][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.242648][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.242707][ T32] r5:00001000 r4:dfd53000 [ 1343.242729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.242769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.242838][ T32] r5:84be0b8c r4:84be0800 [ 1343.242866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.242975][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.243044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.243098][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.243123][ T32] r4:84bb2000 [ 1343.243141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.243243][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.243271][ T32] r4:00000001 [ 1343.243292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.243328][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.243355][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.243444][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.243573][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.243611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.243633][ T32] r4:84ba8980 [ 1343.243690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.243738][ T32] INFO: task kworker/0:778:5603 blocked for more than 469 seconds. ** 2 printk messages dropped ** [ 1343.243863][ T32] task:kworker/0:778 state:D stack:0 pid:5603 tgid:5603 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.244416][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5cde08 ** 2 printk messages dropped ** [ 1343.244570][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.244608][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.244671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85805f40 [ 1343.244784][ T32] r4:00000000 [ 1343.244832][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.244950][ T32] r9:83018005 r8:85846c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1343.244986][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.245035][ T32] r5:00001000 r4:e012f000 [ 1343.245058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.245118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.245171][ T32] r5:857b738c r4:857b7000 [ 1343.245194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.245243][ T32] r7:dddced80 r6:83018000 r5:857b738c r4:8478b180 [ 1343.245364][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.245433][ T32] r10:61c88647 r9:85846c00 r8:8478b1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.245658][ T32] r4:8478b180 [ 1343.245686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.245734][ T32] r10:00000000 r9:8478b180 r8:80287e08 r7:ec5d9e60 r6:8478b200 r5:85846c00 [ 1343.245757][ T32] r4:00000001 [ 1343.245776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.245887][ T32] Exception stack(0xec5cdfb0 to 0xec5cdff8) [ 1343.245918][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.246005][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.246038][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.246068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.246091][ T32] r4:844faa40 [ 1343.246405][ T32] INFO: task kworker/0:778:5603 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.246444][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.246537][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.246631][ T32] Call trace: [ 1343.246696][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.246789][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.246845][ T32] r4:00000000 [ 1343.246870][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.246912][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.246972][ T32] 1d20: 8d2a0000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.247013][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.247067][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.247094][ T32] r5:800f0013 r4:80239bb0 [ 1343.247116][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.247157][ T32] r4:82ac21e4 [ 1343.247204][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.247278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.247317][ T32] r4:e05c1dc0 [ 1343.247341][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1343.247410][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.247792][ T32] r5:84be0b8c r4:84be0800 ** 4 printk messages dropped ** [ 1343.248019][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1343.268593][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 5 printk messages dropped ** [ 1343.268859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1343.269382][ T32] r4:85843c00 ** 5 printk messages dropped ** [ 1343.269642][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.269923][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.270295][ T32] r5:857b6b8c r4:857b6800 [ 1343.270320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.270478][ T32] r10:61c88647 r9:85843c00 r8:8478b2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.270808][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.272299][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1343.272571][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1343.273048][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.273090][ T32] r5:00001000 r4:dfd53000 [ 1343.273110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.273176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.273225][ T32] r5:84be0b8c r4:84be0800 [ 1343.273245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.273292][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.273341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.273413][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.273440][ T32] r4:84bb2000 [ 1343.273514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.273566][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.273589][ T32] r4:00000001 [ 1343.273609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.273644][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.273678][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.273710][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.273736][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.273780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.273807][ T32] r4:84ba8980 [ 1343.273876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.273966][ T32] INFO: task kworker/0:780:5607 blocked for more than 469 seconds. [ 1343.274008][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.274033][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.274083][ T32] task:kworker/0:780 state:D stack:0 pid:5607 tgid:5607 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.274168][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.274214][ T32] Call trace: [ 1343.274245][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.274333][ T32] r10:8291a684 r9:eb999d84 r8:00000002 r7:60000013 r6:eb999d8c r5:85848c00 [ 1343.274363][ T32] r4:85848c00 [ 1343.274385][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.274430][ T32] r5:85848c00 r4:8291a680 [ 1343.274451][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.274490][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.274561][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb999e08 [ 1343.274635][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.274712][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.275262][ T32] r5:857b6f8c r4:857b6c00 [ 1343.275300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.275412][ T32] r7:dddced80 r6:83018000 r5:857b6f8c r4:8478b380 ** 4 printk messages dropped ** [ 1343.275625][ T32] r10:00000000 r9:8478b380 r8:80287e08 r7:ec5cde60 r6:8478b400 r5:85848c00 ** 7 printk messages dropped ** [ 1343.276239][ T32] r4:844fa6c0 ** 4 printk messages dropped ** [ 1343.276860][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1343.277304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1343.277795][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 11 printk messages dropped ** [ 1343.305873][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 6 printk messages dropped ** [ 1343.306199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1343.306659][ T32] r10:8291a684 r9:ec601d84 r8:00000002 r7:60000113 r6:ec601d8c r5:85849800 ** 6 printk messages dropped ** [ 1343.307119][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.307614][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.307877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1343.308077][ T32] r7:dddced80 r6:83018000 r5:848c038c r4:8478b480 ** 4 printk messages dropped ** [ 1343.329309][ T32] r10:00000000 r9:8478b480 r8:80287e08 r7:ec5cde60 r6:8478b500 r5:85849800 ** 10 printk messages dropped ** [ 1343.330287][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.330347][ T32] Call trace: [ 1343.330449][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.330515][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.330570][ T32] r4:00000000 [ 1343.330597][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.330661][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.330698][ T32] 1d20: 8de0c000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.330731][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.330759][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.330784][ T32] r5:800f0013 r4:80239bb0 [ 1343.330831][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.330907][ T32] r4:82ac21e4 [ 1343.330931][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.330974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.331109][ T32] r4:e05c1dc0 [ 1343.331135][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.331179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1343.331202][ T32] r4:00000000 [ 1343.331252][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.331358][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.331387][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.331454][ T32] r5:00001000 r4:dfd53000 [ 1343.331480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.331568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.331660][ T32] r5:84be0b8c r4:84be0800 [ 1343.331695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.331771][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.331799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.331904][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.331931][ T32] r4:84bb2000 [ 1343.332007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.332058][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.332082][ T32] r4:00000001 [ 1343.332107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.332144][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.332171][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.332226][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.332311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.332343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.332368][ T32] r4:84ba8980 [ 1343.332417][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.332452][ T32] INFO: task kworker/0:782:5610 blocked for more than 469 seconds. [ 1343.332499][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.332528][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.332551][ T32] task:kworker/0:782 state:D stack:0 pid:5610 tgid:5610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.332753][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.332874][ T32] Call trace: [ 1343.332963][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.333018][ T32] r10:8291a684 r9:ebaf5d84 r8:00000002 r7:60000113 r6:ebaf5d8c r5:8584a400 [ 1343.333112][ T32] r4:8584a400 [ 1343.333165][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.333240][ T32] r5:8584a400 r4:8291a680 [ 1343.333264][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.333304][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.333346][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 [ 1343.333369][ T32] r4:00000000 [ 1343.333389][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.333423][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.333457][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.333497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b33c0 [ 1343.333519][ T32] r4:00000000 [ 1343.333551][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.333602][ T32] r9:83018005 r8:8584a400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1343.333656][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.333791][ T32] r5:00001000 r4:eae7f000 [ 1343.333815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.333856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.333897][ T32] r5:857b778c r4:857b7400 [ 1343.333918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.333965][ T32] r7:dddced80 r6:83018000 r5:857b778c r4:8478b580 [ 1343.333986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.334078][ T32] r10:61c88647 r9:8584a400 r8:8478b5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.334105][ T32] r4:8478b580 [ 1343.334126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.334171][ T32] r10:00000000 r9:8478b580 r8:80287e08 r7:ec601e60 r6:8478b600 r5:8584a400 [ 1343.334195][ T32] r4:00000001 [ 1343.334287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.334327][ T32] Exception stack(0xebaf5fb0 to 0xebaf5ff8) [ 1343.334400][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.334539][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.335327][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 10 printk messages dropped ** [ 1343.335818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 7 printk messages dropped ** [ 1343.336230][ T32] r5:00001000 r4:dfd53000 [ 1343.336274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.336321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.336410][ T32] r5:84be0b8c r4:84be0800 [ 1343.336465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.336553][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.336579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.336630][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.336771][ T32] r4:84bb2000 [ 1343.336851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.336902][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.336953][ T32] r4:00000001 [ 1343.337032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.337073][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.337157][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.337197][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.337227][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.337255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.337278][ T32] r4:84ba8980 [ 1343.337299][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.337353][ T32] INFO: task kworker/0:783:5614 blocked for more than 469 seconds. [ 1343.337385][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.337409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.337431][ T32] task:kworker/0:783 state:D stack:0 pid:5614 tgid:5614 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.337499][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.337577][ T32] Call trace: [ 1343.337688][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.337751][ T32] r10:8291a684 r9:ebb09d84 r8:00000002 r7:60000013 r6:ebb09d8c r5:8584bc00 [ 1343.337803][ T32] r4:8584bc00 [ 1343.337911][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.337961][ T32] r5:8584bc00 r4:8291a680 [ 1343.337994][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.338064][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.358837][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb09e08 [ 1343.358943][ T32] r4:00000000 [ 1343.358989][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.359058][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.359101][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.359146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b3500 [ 1343.359198][ T32] r4:00000000 [ 1343.359224][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.359276][ T32] r9:83018005 r8:8584bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1343.359300][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.359478][ T32] r5:00001000 r4:eaf6f000 [ 1343.359505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.359599][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.359660][ T32] r5:857b7b8c r4:857b7800 [ 1343.359685][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.359737][ T32] r7:dddced80 r6:83018000 r5:857b7b8c r4:8478b680 [ 1343.359804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.359868][ T32] r10:61c88647 r9:8584bc00 r8:8478b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.359935][ T32] r4:8478b680 [ 1343.360002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.360062][ T32] r10:00000000 r9:8478b680 r8:80287e08 r7:ec601e60 r6:8478b700 r5:8584bc00 [ 1343.360087][ T32] r4:00000001 [ 1343.360227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.360336][ T32] Exception stack(0xebb09fb0 to 0xebb09ff8) [ 1343.360371][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.360402][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.360450][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.360485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.360525][ T32] r4:849b3380 [ 1343.361019][ T32] INFO: task kworker/0:783:5614 is blocked on a mutex likely owned by task kworker/1:204:3660. ** 5 printk messages dropped ** [ 1343.362961][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.363639][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1343.363880][ T32] r4:e05c1dc0 ** 5 printk messages dropped ** [ 1343.364115][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.364661][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 5 printk messages dropped ** [ 1343.364971][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.365011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.365102][ T32] r4:84ba8980 [ 1343.365128][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.365174][ T32] INFO: task kworker/0:784:5615 blocked for more than 469 seconds. [ 1343.365209][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.365308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.365334][ T32] task:kworker/0:784 state:D stack:0 pid:5615 tgid:5615 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.365463][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.365671][ T32] Call trace: [ 1343.365703][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.365753][ T32] r10:8291a684 r9:ebb15d84 r8:00000002 r7:60000113 r6:ebb15d8c r5:8584c800 [ 1343.365819][ T32] r4:8584c800 [ 1343.365843][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.365962][ T32] r5:8584c800 r4:8291a680 [ 1343.365986][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.366028][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.366153][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb15e08 [ 1343.366215][ T32] r4:00000000 [ 1343.366254][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.366294][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.366332][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.366373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b3700 [ 1343.366465][ T32] r4:00000000 [ 1343.366494][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.366582][ T32] r9:83018005 r8:8584c800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1343.366656][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.367083][ T32] r5:857b7f8c r4:857b7c00 [ 1343.367107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.367261][ T32] r10:61c88647 r9:8584c800 r8:8478b7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.367767][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1343.367819][ T32] r4:849b3640 [ 1343.368114][ T32] INFO: task kworker/0:784:5615 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.388682][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.388933][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.389084][ T32] Call trace: [ 1343.389158][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.389224][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.389250][ T32] r4:00000000 [ 1343.389271][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.389343][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.389380][ T32] 1d20: 8e09f000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.389414][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.389440][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.389554][ T32] r5:800f0013 r4:80239bb0 [ 1343.389580][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.389625][ T32] r4:82ac21e4 [ 1343.389645][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.389695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.389755][ T32] r4:e05c1dc0 [ 1343.389779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.389822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1343.389845][ T32] r4:00000000 [ 1343.389953][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.390014][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 5 printk messages dropped ** [ 1343.390353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1343.391094][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.391538][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.391895][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.392355][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.392518][ T32] r5:8471df8c r4:8471dc00 [ 1343.392538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.392973][ T32] Exception stack(0xeb9c9fb0 to 0xeb9c9ff8) ** 7 printk messages dropped ** [ 1343.393809][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.394211][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1343.394572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1343.394933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.395661][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 9 printk messages dropped ** [ 1343.396286][ T32] INFO: task kworker/0:785:5618 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1343.396594][ T32] r4:8584b000 ** 4 printk messages dropped ** [ 1343.396879][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb21e08 ** 5 printk messages dropped ** [ 1343.397086][ T32] r4:00000000 [ 1343.397106][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.397148][ T32] r9:83018005 r8:8584b000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1343.397170][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.397277][ T32] r5:00001000 r4:eb2d3000 [ 1343.397353][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.397509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.397626][ T32] r5:848c078c r4:848c0400 [ 1343.397763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.397817][ T32] r7:dddced80 r6:83018000 r5:848c078c r4:8478b880 [ 1343.397913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.397966][ T32] r10:61c88647 r9:8584b000 r8:8478b8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.397991][ T32] r4:8478b880 [ 1343.398010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.398077][ T32] r10:00000000 r9:8478b880 r8:80287e08 r7:ec601e60 r6:8478b900 r5:8584b000 [ 1343.398203][ T32] r4:00000001 [ 1343.421567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.421670][ T32] Exception stack(0xebb21fb0 to 0xebb21ff8) [ 1343.421735][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.421939][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.422028][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.422122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.422151][ T32] r4:849b3800 [ 1343.422581][ T32] INFO: task kworker/0:785:5618 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.422650][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.422789][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.422981][ T32] Call trace: [ 1343.423049][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.423107][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.423132][ T32] r4:00000000 [ 1343.423180][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.423226][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.423255][ T32] 1d20: 8e3d5000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.423284][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.423309][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.423333][ T32] r5:800f0013 r4:80239bb0 [ 1343.423354][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.423397][ T32] r4:82ac21e4 [ 1343.423422][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.423494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.423522][ T32] r4:e05c1dc0 [ 1343.423571][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.423634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1343.423665][ T32] r4:00000000 [ 1343.423686][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.423732][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.423785][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.423834][ T32] r5:00001000 r4:dfd53000 [ 1343.423910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.424100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.424203][ T32] r5:84be0b8c r4:84be0800 [ 1343.424239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.424292][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.424316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.424412][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.424451][ T32] r4:84bb2000 [ 1343.424476][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.424621][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.424650][ T32] r4:00000001 [ 1343.424742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.424798][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.424854][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.424924][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.424956][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.424986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.425067][ T32] r4:84ba8980 [ 1343.425121][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.425156][ T32] INFO: task kworker/0:786:5622 blocked for more than 469 seconds. [ 1343.425274][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.425304][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.425385][ T32] task:kworker/0:786 state:D stack:0 pid:5622 tgid:5622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.425471][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.425569][ T32] Call trace: [ 1343.425603][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.425686][ T32] r10:8291a684 r9:ebaf9d84 r8:00000002 r7:60000113 r6:ebaf9d8c r5:8584d400 [ 1343.425722][ T32] r4:8584d400 [ 1343.425745][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.425789][ T32] r5:8584d400 r4:8291a680 [ 1343.425810][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.425849][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.425891][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf9e08 [ 1343.425914][ T32] r4:00000000 [ 1343.425933][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.426012][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.426080][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.426125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b3bc0 [ 1343.426147][ T32] r4:00000000 [ 1343.426167][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.426211][ T32] r9:83018005 r8:8584d400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1343.426250][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.426295][ T32] r5:00001000 r4:eb3d1000 [ 1343.426315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.426353][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.426411][ T32] r5:848c0b8c r4:848c0800 [ 1343.426491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.426541][ T32] r7:dddced80 r6:83018000 r5:848c0b8c r4:8478b980 [ 1343.426564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.426612][ T32] r10:61c88647 r9:8584d400 r8:8478b9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.426634][ T32] r4:8478b980 [ 1343.426680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.426730][ T32] r10:00000000 r9:8478b980 r8:80287e08 r7:ebb21e60 r6:8478ba00 r5:8584d400 [ 1343.426753][ T32] r4:00000001 [ 1343.426857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.426897][ T32] Exception stack(0xebaf9fb0 to 0xebaf9ff8) [ 1343.426924][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.426972][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.427002][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.427058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.427101][ T32] r4:849b3800 [ 1343.427385][ T32] INFO: task kworker/0:786:5622 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.427424][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.427480][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.427625][ T32] Call trace: [ 1343.427696][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.427755][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.427779][ T32] r4:00000000 [ 1343.427826][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.427871][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.427953][ T32] 1d20: 8e3d5000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.427986][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.428012][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.428035][ T32] r5:800f0013 r4:80239bb0 [ 1343.428056][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1343.446249][ T32] r4:e05c1dc0 ** 4 printk messages dropped ** [ 1343.446526][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1343.447138][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.447433][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.447906][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.454951][ T32] r5:8584e000 r4:8291a680 ** 3 printk messages dropped ** [ 1343.455205][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.455367][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.455770][ T32] r5:848c138c r4:848c1000 [ 1343.455886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.456201][ T32] r10:61c88647 r9:8584e000 r8:8478baac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.456719][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.457498][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1343.457954][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1343.479144][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1343.479916][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1343.480324][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1343.480607][ T32] INFO: task kworker/0:788:5625 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1343.481055][ T32] r4:8584ec00 ** 4 printk messages dropped ** [ 1343.481432][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb41e08 ** 8 printk messages dropped ** [ 1343.481826][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.482104][ T32] r5:848c0f8c r4:848c0c00 [ 1343.482125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.482172][ T32] r7:dddced80 r6:83018000 r5:848c0f8c r4:8478bb80 [ 1343.482193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.482240][ T32] r10:61c88647 r9:8584ec00 r8:8478bbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.482271][ T32] r4:8478bb80 [ 1343.482291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.482336][ T32] r10:00000000 r9:8478bb80 r8:80287e08 r7:ebb35e60 r6:8478bc00 r5:8584ec00 [ 1343.482358][ T32] r4:00000001 [ 1343.482377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.482419][ T32] Exception stack(0xebb41fb0 to 0xebb41ff8) [ 1343.482459][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.482492][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.482523][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.482555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.482580][ T32] r4:849b3c00 [ 1343.483041][ T32] INFO: task kworker/0:788:5625 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.483080][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.483139][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.483186][ T32] Call trace: [ 1343.483261][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.483317][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.483341][ T32] r4:00000000 [ 1343.483360][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.483399][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.483451][ T32] 1d20: 8ea52000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.483483][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.483583][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.483620][ T32] r5:800f0013 r4:80239bb0 [ 1343.483644][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.483697][ T32] r4:82ac21e4 [ 1343.483717][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.483909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.483939][ T32] r4:e05c1dc0 [ 1343.484111][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.484158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1343.484181][ T32] r4:00000000 [ 1343.484223][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.484318][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.484390][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.484436][ T32] r5:00001000 r4:dfd53000 [ 1343.484456][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.484496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.484538][ T32] r5:84be0b8c r4:84be0800 [ 1343.484598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.484663][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.484689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.484811][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.484880][ T32] r4:84bb2000 [ 1343.484931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.485042][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.485069][ T32] r4:00000001 [ 1343.485089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.485152][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.485189][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.485218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.485276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.485309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.485334][ T32] r4:84ba8980 [ 1343.485357][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.485462][ T32] INFO: task kworker/0:789:5627 blocked for more than 469 seconds. [ 1343.485530][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.485657][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.485687][ T32] task:kworker/0:789 state:D stack:0 pid:5627 tgid:5627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.485735][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.485834][ T32] Call trace: [ 1343.485901][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.485997][ T32] r10:8291a684 r9:ebb31d84 r8:00000002 r7:60000113 r6:ebb31d8c r5:85848000 [ 1343.486026][ T32] r4:85848000 [ 1343.486106][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.486154][ T32] r5:85848000 r4:8291a680 [ 1343.486219][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.486429][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.486477][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb31e08 [ 1343.486532][ T32] r4:00000000 [ 1343.486555][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.486649][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.486771][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1343.487074][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.487281][ T32] r5:848c178c r4:848c1400 [ 1343.487331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.487540][ T32] r4:8478bc80 ** 7 printk messages dropped ** [ 1343.487987][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.519452][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.519850][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 6 printk messages dropped ** [ 1343.520260][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1343.521288][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1343.521660][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 8 printk messages dropped ** [ 1343.522198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1343.522713][ T32] r4:84af0000 ** 4 printk messages dropped ** [ 1343.523199][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb55e08 ** 8 printk messages dropped ** [ 1343.523812][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.524056][ T32] r5:848c1f8c r4:848c1c00 ** 3 printk messages dropped ** [ 1343.524408][ T32] r10:61c88647 r9:84af0000 r8:8478bdac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.524857][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.525717][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.526069][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 6 printk messages dropped ** [ 1343.526364][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.526407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.526429][ T32] r4:e05c1dc0 [ 1343.526482][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.526623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1343.526649][ T32] r4:00000000 [ 1343.526676][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.526723][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.526860][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.526909][ T32] r5:00001000 r4:dfd53000 [ 1343.526930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.526968][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.527009][ T32] r5:84be0b8c r4:84be0800 [ 1343.527028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.527073][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.527097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.527220][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.527248][ T32] r4:84bb2000 [ 1343.527268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.527315][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.527337][ T32] r4:00000001 [ 1343.527356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.527412][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.527441][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.527581][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.527622][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.527659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.527684][ T32] r4:84ba8980 [ 1343.527797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.527918][ T32] INFO: task kworker/0:791:5631 blocked for more than 470 seconds. [ 1343.527953][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.527999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.528127][ T32] task:kworker/0:791 state:D stack:0 pid:5631 tgid:5631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.557164][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.557357][ T32] Call trace: [ 1343.557409][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.557472][ T32] r10:8291a684 r9:ebb65d84 r8:00000002 r7:60000013 r6:ebb65d8c r5:84af1800 [ 1343.557498][ T32] r4:84af1800 [ 1343.557561][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.557612][ T32] r5:84af1800 r4:8291a680 [ 1343.557634][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.557713][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.557783][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb65e08 [ 1343.557810][ T32] r4:00000000 [ 1343.557857][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.557972][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.558016][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.558057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baf100 [ 1343.558216][ T32] r4:00000000 [ 1343.561555][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.561635][ T32] r9:83018005 r8:84af1800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1343.561723][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.561777][ T32] r5:00001000 r4:eb745000 [ 1343.561799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.561840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.561986][ T32] r5:848c1b8c r4:848c1800 [ 1343.562030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.562238][ T32] r7:dddced80 r6:83018000 r5:848c1b8c r4:8478be80 [ 1343.562354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.562411][ T32] r10:61c88647 r9:84af1800 r8:8478beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.562572][ T32] r4:8478be80 [ 1343.562596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.562645][ T32] r10:00000000 r9:8478be80 r8:80287e08 r7:ebb55e60 r6:8478bf00 r5:84af1800 [ 1343.562678][ T32] r4:00000001 [ 1343.562699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.562738][ T32] Exception stack(0xebb65fb0 to 0xebb65ff8) [ 1343.562768][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.562798][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.562824][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.562854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.562876][ T32] r4:84baf080 [ 1343.563298][ T32] INFO: task kworker/0:791:5631 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.563336][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.563581][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.563663][ T32] Call trace: [ 1343.563698][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.563753][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.563868][ T32] r4:00000000 [ 1343.563894][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.563935][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.563965][ T32] 1d20: 8f11d000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.564161][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.564265][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.564366][ T32] r5:800f0013 r4:80239bb0 [ 1343.564486][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.564596][ T32] r4:82ac21e4 [ 1343.564622][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.564677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.564701][ T32] r4:e05c1dc0 [ 1343.564721][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.564762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1343.564786][ T32] r4:00000000 [ 1343.564807][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.564852][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.564875][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.564917][ T32] r5:00001000 r4:dfd53000 [ 1343.564937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.565007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.565218][ T32] r5:84be0b8c r4:84be0800 [ 1343.565269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.565354][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.565380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.565643][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1343.566039][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1343.566409][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1343.566778][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.567450][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.568070][ T32] r9:83018005 r8:84af2400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1343.599125][ T32] r5:848c2b8c r4:848c2800 [ 1343.599257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.599478][ T32] r10:61c88647 r9:84af2400 r8:8478bfac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.600179][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.601149][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1343.601540][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1343.601910][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.602499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.603014][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 6 printk messages dropped ** [ 1343.603268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1343.603721][ T32] Call trace: ** 2 printk messages dropped ** [ 1343.603972][ T32] r4:85779800 [ 1343.604086][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.604133][ T32] r5:85779800 r4:8291a680 [ 1343.604167][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.604210][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.604253][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb8de08 [ 1343.604275][ T32] r4:00000000 [ 1343.604293][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.604356][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.604399][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.604442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baf580 [ 1343.604466][ T32] r4:00000000 [ 1343.604486][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.604530][ T32] r9:83018005 r8:85779800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1343.604552][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.604593][ T32] r5:00001000 r4:eb89d000 [ 1343.604614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.604676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.604814][ T32] r5:848c238c r4:848c2000 [ 1343.604839][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.604887][ T32] r7:dddced80 r6:83018000 r5:848c238c r4:84ba0080 [ 1343.604908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.604954][ T32] r10:61c88647 r9:85779800 r8:84ba00ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.605027][ T32] r4:84ba0080 [ 1343.605050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.605107][ T32] r10:00000000 r9:84ba0080 r8:80287e08 r7:ebb81e60 r6:857f5e80 r5:85779800 [ 1343.605152][ T32] r4:00000001 [ 1343.605176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.605241][ T32] Exception stack(0xebb8dfb0 to 0xebb8dff8) [ 1343.605272][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.605360][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.605473][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.605505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.605543][ T32] r4:84baf4c0 [ 1343.605817][ T32] INFO: task kworker/0:793:5634 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.605852][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.606018][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.606064][ T32] Call trace: [ 1343.606118][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.606173][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.606271][ T32] r4:00000000 [ 1343.606295][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.606336][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.606364][ T32] 1d20: 8f610000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.606395][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.606476][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.606505][ T32] r5:800f0013 r4:80239bb0 [ 1343.606526][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.606595][ T32] r4:82ac21e4 [ 1343.606620][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.606667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.606691][ T32] r4:e05c1dc0 [ 1343.606723][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.606811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1343.606930][ T32] r4:00000000 [ 1343.606954][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.607045][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.607071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.607115][ T32] r5:00001000 r4:dfd53000 [ 1343.607163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.607207][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.607278][ T32] r5:84be0b8c r4:84be0800 [ 1343.607399][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.607509][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.607564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.607637][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.607697][ T32] r4:84bb2000 [ 1343.607720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.607812][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.607839][ T32] r4:00000001 [ 1343.608008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.608049][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.608188][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.629152][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.629237][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.629312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.629345][ T32] r4:84ba8980 [ 1343.629376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.629417][ T32] INFO: task kworker/0:794:5636 blocked for more than 470 seconds. [ 1343.629476][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.629510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.629537][ T32] task:kworker/0:794 state:D stack:0 pid:5636 tgid:5636 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.629604][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.629694][ T32] Call trace: [ 1343.629903][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.630022][ T32] r10:8291a684 r9:ebbb5d84 r8:00000002 r7:60000113 r6:ebbb5d8c r5:85778000 ** 4 printk messages dropped ** [ 1343.630572][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1343.631123][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.631785][ T32] r5:848c278c r4:848c2400 [ 1343.631897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.632014][ T32] r7:dddced80 r6:83018000 r5:848c278c r4:84ba0100 ** 2 printk messages dropped ** [ 1343.632333][ T32] r4:84ba0100 ** 5 printk messages dropped ** [ 1343.632641][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.633850][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.634504][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1343.634762][ T32] r4:e05c1dc0 ** 5 printk messages dropped ** [ 1343.635041][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.635475][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 5 printk messages dropped ** [ 1343.636015][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.636445][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.637045][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1343.637498][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.637748][ T32] r5:848c2f8c r4:848c2c00 [ 1343.637775][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.637905][ T32] r10:61c88647 r9:8577bc00 r8:84ba01ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.661786][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.662606][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1343.663090][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1343.663606][ T32] r5:00001000 r4:dfd53000 [ 1343.663628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.663677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.663721][ T32] r5:84be0b8c r4:84be0800 [ 1343.663743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.663819][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.663846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.663897][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.664003][ T32] r4:84bb2000 [ 1343.664062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.664113][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.664164][ T32] r4:00000001 [ 1343.664215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.664284][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.664342][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.664374][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.664459][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.664492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.664546][ T32] r4:84ba8980 [ 1343.664573][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.664691][ T32] INFO: task kworker/0:796:5641 blocked for more than 470 seconds. [ 1343.664733][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.664759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.664782][ T32] task:kworker/0:796 state:D stack:0 pid:5641 tgid:5641 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.664831][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.664907][ T32] Call trace: [ 1343.664939][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.665016][ T32] r10:8291a684 r9:ebbedd84 r8:00000002 r7:60000113 r6:ebbedd8c r5:8577a400 [ 1343.665044][ T32] r4:8577a400 [ 1343.665132][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.665179][ T32] r5:8577a400 r4:8291a680 [ 1343.665233][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.665276][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.665319][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbede08 [ 1343.665341][ T32] r4:00000000 [ 1343.665390][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.665464][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.665506][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.665604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bafc00 [ 1343.665632][ T32] r4:00000000 [ 1343.665685][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.665736][ T32] r9:83018005 r8:8577a400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1343.665761][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.665804][ T32] r5:00001000 r4:eb9cb000 [ 1343.665836][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.665879][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.666033][ T32] r5:848c378c r4:848c3400 [ 1343.666057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.666105][ T32] r7:dddced80 r6:83018000 r5:848c378c r4:84ba0200 [ 1343.666126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.666173][ T32] r10:61c88647 r9:8577a400 r8:84ba022c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.666195][ T32] r4:84ba0200 [ 1343.666214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.666258][ T32] r10:00000000 r9:84ba0200 r8:80287e08 r7:ebbd9e60 r6:84795000 r5:8577a400 [ 1343.666280][ T32] r4:00000001 [ 1343.666299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.666364][ T32] Exception stack(0xebbedfb0 to 0xebbedff8) [ 1343.666398][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.666457][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.666491][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.666552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.666580][ T32] r4:84baf780 [ 1343.666887][ T32] INFO: task kworker/0:796:5641 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.666928][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1343.667255][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1343.667776][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1343.667897][ T32] r4:e05c1dc0 ** 8 printk messages dropped ** [ 1343.692073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.692409][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 6 printk messages dropped ** [ 1343.692845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1343.693228][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.693522][ T32] r5:8577c800 r4:8291a680 ** 3 printk messages dropped ** [ 1343.693717][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.694062][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.694293][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1343.694393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1343.694710][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.694998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1343.695973][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1343.696348][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1343.696584][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.696707][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.696736][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.696809][ T32] r5:00001000 r4:dfd53000 [ 1343.696834][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.696877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.696919][ T32] r5:84be0b8c r4:84be0800 [ 1343.696940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.696989][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.697013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.697061][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.697084][ T32] r4:84bb2000 [ 1343.697104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.697151][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.697175][ T32] r4:00000001 [ 1343.697195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.697231][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.697258][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.697287][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.697507][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.697544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.697607][ T32] r4:84ba8980 [ 1343.697660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.697723][ T32] INFO: task kworker/0:798:5645 blocked for more than 470 seconds. [ 1343.697785][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.697842][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.698051][ T32] task:kworker/0:798 state:D stack:0 pid:5645 tgid:5645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.698188][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.719305][ T32] Call trace: [ 1343.719369][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.719457][ T32] r10:8291a684 r9:ec625d84 r8:00000002 r7:60000013 r6:ec625d8c r5:8577ec00 [ 1343.719559][ T32] r4:8577ec00 [ 1343.719596][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.719650][ T32] r5:8577ec00 r4:8291a680 [ 1343.719711][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.719761][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.719812][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec625e08 [ 1343.719839][ T32] r4:00000000 [ 1343.719863][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.719904][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.719981][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.720086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baf840 [ 1343.720145][ T32] r4:00000000 [ 1343.720182][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.720274][ T32] r9:83018005 r8:8577ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.720347][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.720407][ T32] r5:00001000 r4:ebad3000 [ 1343.720432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.720525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.720617][ T32] r5:8583c38c r4:8583c000 [ 1343.720657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.720742][ T32] r7:dddced80 r6:83018000 r5:8583c38c r4:84ba0300 [ 1343.720778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.720830][ T32] r10:61c88647 r9:8577ec00 r8:84ba032c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.720854][ T32] r4:84ba0300 [ 1343.720903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.721040][ T32] r10:00000000 r9:84ba0300 r8:80287e08 r7:ebbede60 r6:84795100 r5:8577ec00 [ 1343.721076][ T32] r4:00000001 [ 1343.721100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.721148][ T32] Exception stack(0xec625fb0 to 0xec625ff8) [ 1343.721237][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.721298][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.721328][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.721380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.721433][ T32] r4:84bafa80 [ 1343.721893][ T32] INFO: task kworker/0:798:5645 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.721938][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.722049][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.722099][ T32] Call trace: [ 1343.722178][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.722258][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.722287][ T32] r4:00000000 [ 1343.722307][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.722348][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.722454][ T32] 1d20: 901f1000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.722488][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.722515][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.722538][ T32] r5:800f0013 r4:80239bb0 [ 1343.722559][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1343.723068][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.723501][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.723848][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.724139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.724166][ T32] r4:84ba8980 [ 1343.724210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.724277][ T32] INFO: task kworker/0:799:5646 blocked for more than 470 seconds. [ 1343.724349][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.724380][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.724450][ T32] task:kworker/0:799 state:D stack:0 pid:5646 tgid:5646 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.724547][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.724591][ T32] Call trace: [ 1343.724621][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.724703][ T32] r10:8291a684 r9:ec629d84 r8:00000002 r7:60000013 r6:ec629d8c r5:8577d400 [ 1343.724737][ T32] r4:8577d400 [ 1343.724759][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.724802][ T32] r5:8577d400 r4:8291a680 [ 1343.724834][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.725175][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.725590][ T32] r5:848c3b8c r4:848c3800 [ 1343.725610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.725660][ T32] r7:dddced80 r6:83018000 r5:848c3b8c r4:84ba0380 ** 1 printk messages dropped ** [ 1343.725757][ T32] r10:61c88647 r9:8577d400 r8:84ba03ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.726044][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.726737][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1343.727456][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1343.727601][ T32] r4:e05c1dc0 ** 4 printk messages dropped ** [ 1343.727867][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1343.741596][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.742210][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.742711][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.743272][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.743843][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.744006][ T32] r5:848c3f8c r4:848c3c00 ** 3 printk messages dropped ** [ 1343.744175][ T32] r10:61c88647 r9:84af3c00 r8:84ba042c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.744536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.745449][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1343.745928][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1343.746488][ T32] r5:00001000 r4:dfd53000 ** 5 printk messages dropped ** [ 1343.746722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1343.747082][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.747576][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.747646][ T32] Call trace: [ 1343.747716][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.747767][ T32] r10:8291a684 r9:ec62dd84 r8:00000002 r7:60000013 r6:ec62dd8c r5:84af4800 [ 1343.747791][ T32] r4:84af4800 [ 1343.747811][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.747975][ T32] r5:84af4800 r4:8291a680 [ 1343.748001][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.748042][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.748083][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec62de08 [ 1343.748105][ T32] r4:00000000 [ 1343.748192][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.768954][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.769041][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.769089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916040 [ 1343.769115][ T32] r4:00000000 [ 1343.769137][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.769186][ T32] r9:83018005 r8:84af4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1343.769208][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.769254][ T32] r5:00001000 r4:ebb05000 [ 1343.769275][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.769332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.769470][ T32] r5:8583cb8c r4:8583c800 [ 1343.769589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.769643][ T32] r7:dddced80 r6:83018000 r5:8583cb8c r4:84ba0500 [ 1343.769671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.769799][ T32] r10:61c88647 r9:84af4800 r8:84ba052c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.770064][ T32] r4:84ba0500 [ 1343.770089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.770167][ T32] r10:00000000 r9:84ba0500 r8:80287e08 r7:ec625e60 r6:84ba0580 r5:84af4800 [ 1343.770195][ T32] r4:00000001 [ 1343.770239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.770317][ T32] Exception stack(0xec62dfb0 to 0xec62dff8) [ 1343.770352][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.770413][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.770445][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.770507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.770575][ T32] r4:8479cec0 [ 1343.771022][ T32] INFO: task kworker/0:801:5651 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.771063][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.771261][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.771399][ T32] Call trace: [ 1343.771492][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.771627][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.771665][ T32] r4:00000000 [ 1343.771720][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.771794][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.771868][ T32] 1d20: 903be000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.771902][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.771928][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.771980][ T32] r5:800f0013 r4:80239bb0 [ 1343.772004][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.772047][ T32] r4:82ac21e4 [ 1343.772068][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.772111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.772190][ T32] r4:e05c1dc0 [ 1343.772305][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.772354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1343.772378][ T32] r4:00000000 [ 1343.772426][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.772476][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.772499][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.772541][ T32] r5:00001000 r4:dfd53000 [ 1343.772657][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.772702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.772745][ T32] r5:84be0b8c r4:84be0800 [ 1343.772766][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.772887][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.772914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.772993][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.773093][ T32] r4:84bb2000 [ 1343.773208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.773261][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.773324][ T32] r4:00000001 [ 1343.773442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.773481][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.773552][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.773586][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.773613][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.773663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.773778][ T32] r4:84ba8980 [ 1343.773895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.774005][ T32] INFO: task kworker/0:802:5652 blocked for more than 470 seconds. [ 1343.774043][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.774114][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.774139][ T32] task:kworker/0:802 state:D stack:0 pid:5652 tgid:5652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.774342][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.774486][ T32] Call trace: [ 1343.774519][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.774567][ T32] r10:8291a684 r9:ec635d84 r8:00000002 r7:60000013 r6:ec635d8c r5:84af5400 [ 1343.774610][ T32] r4:84af5400 [ 1343.774664][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.774734][ T32] r5:84af5400 r4:8291a680 [ 1343.774766][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.774807][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.774878][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec635e08 [ 1343.774905][ T32] r4:00000000 [ 1343.774924][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.774961][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.774998][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.775100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479cf80 [ 1343.775126][ T32] r4:00000000 [ 1343.775147][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.775210][ T32] r9:83018005 r8:84af5400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1343.775327][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.775374][ T32] r5:00001000 r4:ebae7000 [ 1343.775441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.775485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.775606][ T32] r5:8583c78c r4:8583c400 [ 1343.775660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.775774][ T32] r7:dddced80 r6:83018000 r5:8583c78c r4:84ba0600 [ 1343.776006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.776119][ T32] r10:61c88647 r9:84af5400 r8:84ba062c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.776236][ T32] r4:84ba0600 [ 1343.776260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.776383][ T32] r10:00000000 r9:84ba0600 r8:80287e08 r7:ec62de60 r6:84ba0680 r5:84af5400 [ 1343.776469][ T32] r4:00000001 [ 1343.776491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.776576][ T32] Exception stack(0xec635fb0 to 0xec635ff8) [ 1343.776661][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.776701][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.776808][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.776915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.777032][ T32] r4:84baffc0 [ 1343.777437][ T32] INFO: task kworker/0:802:5652 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.777514][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.777665][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.777718][ T32] Call trace: [ 1343.777775][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.777831][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.777855][ T32] r4:00000000 [ 1343.777875][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.777916][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.777974][ T32] 1d20: 903be000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.778007][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.778035][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.778060][ T32] r5:800f0013 r4:80239bb0 [ 1343.778080][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.778120][ T32] r4:82ac21e4 [ 1343.778139][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.799698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.799801][ T32] r4:e05c1dc0 [ 1343.799828][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.799894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1343.799940][ T32] r4:00000000 [ 1343.799966][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.800062][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.800093][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.800199][ T32] r5:00001000 r4:dfd53000 [ 1343.800230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.800316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.800417][ T32] r5:84be0b8c r4:84be0800 [ 1343.800451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.800502][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.800587][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.800708][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.800737][ T32] r4:84bb2000 [ 1343.800759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.800836][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 2 printk messages dropped ** [ 1343.801065][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 3 printk messages dropped ** [ 1343.801335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1343.801818][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.802129][ T32] r4:84af6000 ** 4 printk messages dropped ** [ 1343.802467][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec639e08 [ 1343.802498][ T32] r4:00000000 [ 1343.802659][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.802773][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.802829][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.802880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916280 [ 1343.802905][ T32] r4:00000000 [ 1343.802925][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.802970][ T32] r9:83018005 r8:84af6000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1343.803069][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.803114][ T32] r5:00001000 r4:ebb25000 [ 1343.803176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.803223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.803267][ T32] r5:8583cf8c r4:8583cc00 [ 1343.803379][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.803429][ T32] r7:dddced80 r6:83018000 r5:8583cf8c r4:84ba0700 [ 1343.803450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.803497][ T32] r10:61c88647 r9:84af6000 r8:84ba072c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.803520][ T32] r4:84ba0700 [ 1343.803705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.803757][ T32] r10:00000000 r9:84ba0700 r8:80287e08 r7:ec62de60 r6:84ba0780 r5:84af6000 [ 1343.803823][ T32] r4:00000001 [ 1343.803846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.803885][ T32] Exception stack(0xec639fb0 to 0xec639ff8) [ 1343.803941][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.804000][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.804030][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.804149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.804176][ T32] r4:849161c0 [ 1343.804588][ T32] INFO: task kworker/0:803:5655 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.804660][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.804726][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.804821][ T32] Call trace: [ 1343.805030][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.805155][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.805184][ T32] r4:00000000 [ 1343.805352][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.805457][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.805489][ T32] 1d20: 9065e000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.805659][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.805716][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.805744][ T32] r5:800f0013 r4:80239bb0 [ 1343.805853][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.805898][ T32] r4:82ac21e4 [ 1343.805965][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.806015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.806039][ T32] r4:e05c1dc0 [ 1343.806061][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.806272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1343.806505][ T32] r4:00000000 [ 1343.806529][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.806618][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.806658][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.806704][ T32] r5:00001000 r4:dfd53000 [ 1343.806748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.806790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.806833][ T32] r5:84be0b8c r4:84be0800 [ 1343.806914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.806964][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.806988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.807035][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.807058][ T32] r4:84bb2000 [ 1343.807119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.807228][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.807254][ T32] r4:00000001 [ 1343.807288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.807327][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.807355][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.807561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1343.807870][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1343.834327][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec63de08 ** 9 printk messages dropped ** [ 1343.834825][ T32] r5:00001000 r4:ebb4d000 ** 2 printk messages dropped ** [ 1343.834956][ T32] r5:8583d38c r4:8583d000 ** 1 printk messages dropped ** [ 1343.835200][ T32] r7:dddced80 r6:83018000 r5:8583d38c r4:84ba0800 ** 5 printk messages dropped ** [ 1343.835627][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.835843][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.836970][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 6 printk messages dropped ** [ 1343.837502][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1343.837917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1343.853341][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1343.853671][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.853873][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.854613][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.855075][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.855581][ T32] r9:83018005 r8:84af3000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 ** 4 printk messages dropped ** [ 1343.855760][ T32] r5:8583df8c r4:8583dc00 ** 1 printk messages dropped ** [ 1343.855825][ T32] r7:dddced80 r6:83018000 r5:8583df8c r4:84ba0900 ** 5 printk messages dropped ** [ 1343.856099][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1343.856214][ T32] Exception stack(0xec641fb0 to 0xec641ff8) [ 1343.856295][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.856328][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.856389][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.856422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.856457][ T32] r4:84916100 [ 1343.856877][ T32] INFO: task kworker/0:805:5659 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.856957][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.857019][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.857155][ T32] Call trace: [ 1343.857189][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.857269][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.857378][ T32] r4:00000000 [ 1343.857496][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.857543][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.857573][ T32] 1d20: 90bd6000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.857630][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.857709][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.857820][ T32] r5:800f0013 r4:80239bb0 [ 1343.857846][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.857888][ T32] r4:82ac21e4 [ 1343.857936][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.858094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.873725][ T32] r4:e05c1dc0 [ 1343.873812][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.873882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1343.873907][ T32] r4:00000000 [ 1343.873928][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.873976][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.873998][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.874042][ T32] r5:00001000 r4:dfd53000 [ 1343.874091][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.874153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.874239][ T32] r5:84be0b8c r4:84be0800 [ 1343.874264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.874313][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.874363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.874416][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.874440][ T32] r4:84bb2000 [ 1343.874461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.874519][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.874575][ T32] r4:00000001 [ 1343.874601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.874668][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.874735][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.874851][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.874883][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.874913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.874937][ T32] r4:84ba8980 [ 1343.874961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.874991][ T32] INFO: task kworker/0:806:5661 blocked for more than 470 seconds. [ 1343.875024][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.875049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.875071][ T32] task:kworker/0:806 state:D stack:0 pid:5661 tgid:5661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.875155][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.875208][ T32] Call trace: [ 1343.875386][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.875443][ T32] r10:8291a684 r9:ec645d84 r8:00000002 r7:60000113 r6:ec645d8c r5:84af0c00 [ 1343.875497][ T32] r4:84af0c00 [ 1343.875520][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.875584][ T32] r5:84af0c00 r4:8291a680 [ 1343.875606][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.875646][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.875723][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec645e08 [ 1343.875750][ T32] r4:00000000 [ 1343.875797][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.875837][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.875873][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.875941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916640 [ 1343.875967][ T32] r4:00000000 [ 1343.875989][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1343.876295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.876417][ T32] r5:8583d78c r4:8583d400 ** 1 printk messages dropped ** [ 1343.876483][ T32] r7:dddced80 r6:83018000 r5:8583d78c r4:84ba0a00 ** 6 printk messages dropped ** [ 1343.876805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.877547][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1343.891751][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1343.892030][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1343.892412][ T32] r5:00001000 r4:dfd53000 ** 4 printk messages dropped ** [ 1343.892665][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.892688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.892753][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.892833][ T32] r4:84bb2000 [ 1343.892858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.892904][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.892929][ T32] r4:00000001 [ 1343.892950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.892988][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.893014][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.893056][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.893114][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.893177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.893203][ T32] r4:84ba8980 [ 1343.893257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.893297][ T32] INFO: task kworker/0:807:5662 blocked for more than 470 seconds. [ 1343.893332][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.893377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.893403][ T32] task:kworker/0:807 state:D stack:0 pid:5662 tgid:5662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.893460][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.893566][ T32] Call trace: [ 1343.893659][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.893718][ T32] r10:8291a684 r9:ec64dd84 r8:00000002 r7:60000113 r6:ec64dd8c r5:8577b000 [ 1343.893742][ T32] r4:8577b000 [ 1343.893762][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.893806][ T32] r5:8577b000 r4:8291a680 [ 1343.893826][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.893865][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.893907][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec64de08 [ 1343.893931][ T32] r4:00000000 [ 1343.893950][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.893984][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.894021][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.894061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916780 [ 1343.894171][ T32] r4:00000000 [ 1343.894196][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.894241][ T32] r9:83018005 r8:8577b000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1343.894310][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.894405][ T32] r5:00001000 r4:ebb7d000 [ 1343.894428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.894522][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.894635][ T32] r5:8583db8c r4:8583d800 [ 1343.894755][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.894808][ T32] r7:dddced80 r6:83018000 r5:8583db8c r4:84ba0b00 [ 1343.894831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.894878][ T32] r10:61c88647 r9:8577b000 r8:84ba0b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.894901][ T32] r4:84ba0b00 [ 1343.894930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.895002][ T32] r10:00000000 r9:84ba0b00 r8:80287e08 r7:ec641e60 r6:84795200 r5:8577b000 [ 1343.895028][ T32] r4:00000001 [ 1343.895048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.895084][ T32] Exception stack(0xec64dfb0 to 0xec64dff8) [ 1343.895110][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.895138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.895210][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.895243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.895265][ T32] r4:849162c0 [ 1343.895761][ T32] INFO: task kworker/0:807:5662 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.895901][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.895969][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.896017][ T32] Call trace: [ 1343.896109][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.896208][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.896294][ T32] r4:00000000 [ 1343.896528][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.896724][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.896764][ T32] 1d20: 910c1000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.896794][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.896819][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.896844][ T32] r5:800f0013 r4:80239bb0 [ 1343.896950][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1343.897278][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 9 printk messages dropped ** [ 1343.897761][ T32] r4:84bb2000 ** 2 printk messages dropped ** [ 1343.897850][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.898210][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.926283][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.927014][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.927954][ T32] r5:00001000 r4:dfa8f000 ** 2 printk messages dropped ** [ 1343.928220][ T32] r5:84bd478c r4:84bd4400 ** 2 printk messages dropped ** [ 1343.934663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1343.935305][ T32] Exception stack(0xec661fb0 to 0xec661ff8) ** 6 printk messages dropped ** [ 1343.936339][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.937512][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1343.937829][ T32] r4:e05c1dc0 ** 4 printk messages dropped ** [ 1343.938097][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 11 printk messages dropped ** [ 1343.949219][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.949243][ T32] r4:00000001 [ 1343.949291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.949334][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.949409][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.949445][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.949500][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.949533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.949557][ T32] r4:84ba8980 [ 1343.949580][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.949643][ T32] INFO: task kworker/0:809:5666 blocked for more than 470 seconds. [ 1343.949691][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.949782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.949811][ T32] task:kworker/0:809 state:D stack:0 pid:5666 tgid:5666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.949869][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.950033][ T32] Call trace: [ 1343.950102][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.950156][ T32] r10:8291a684 r9:ec665d84 r8:00000002 r7:60000113 r6:ec665d8c r5:8577e000 [ 1343.950202][ T32] r4:8577e000 [ 1343.950225][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.950319][ T32] r5:8577e000 r4:8291a680 [ 1343.950344][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.950387][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.950433][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec665e08 [ 1343.950484][ T32] r4:00000000 [ 1343.950507][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.950543][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.950615][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.950670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916a40 [ 1343.950695][ T32] r4:00000000 [ 1343.950745][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.950795][ T32] r9:83018005 r8:8577e000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1343.950819][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.950891][ T32] r5:00001000 r4:ebbb1000 [ 1343.950916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.950959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.951028][ T32] r5:8583e38c r4:8583e000 [ 1343.951052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.951101][ T32] r7:dddced80 r6:83018000 r5:8583e38c r4:84ba0c00 [ 1343.951149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.951199][ T32] r10:61c88647 r9:8577e000 r8:84ba0c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.951222][ T32] r4:84ba0c00 [ 1343.951242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.951288][ T32] r10:00000000 r9:84ba0c00 r8:80287e08 r7:ec661e60 r6:84795300 r5:8577e000 [ 1343.951311][ T32] r4:00000001 [ 1343.951410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.951451][ T32] Exception stack(0xec665fb0 to 0xec665ff8) [ 1343.951478][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.951568][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.951685][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.951722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.951745][ T32] r4:84916740 [ 1343.952202][ T32] INFO: task kworker/0:809:5666 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.952247][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.952305][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.952425][ T32] Call trace: [ 1343.952538][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.952592][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.952616][ T32] r4:00000000 [ 1343.952658][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.952704][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.952734][ T32] 1d20: 91546000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.952809][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.952837][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.952881][ T32] r5:800f0013 r4:80239bb0 [ 1343.952962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.953009][ T32] r4:82ac21e4 [ 1343.953109][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.953214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.953240][ T32] r4:e05c1dc0 [ 1343.953315][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.953362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 2 printk messages dropped ** [ 1343.953462][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 7 printk messages dropped ** [ 1343.953861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1343.954086][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.954348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1343.954918][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1343.955427][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec681e08 ** 7 printk messages dropped ** [ 1343.955778][ T32] r9:83018005 r8:85778c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 ** 4 printk messages dropped ** [ 1343.956182][ T32] r5:8583e78c r4:8583e400 ** 3 printk messages dropped ** [ 1343.956359][ T32] r10:61c88647 r9:85778c00 r8:84ba0cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.956406][ T32] r4:84ba0c80 [ 1343.956455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.956503][ T32] r10:00000000 r9:84ba0c80 r8:80287e08 r7:ec661e60 r6:84795380 r5:85778c00 [ 1343.956526][ T32] r4:00000001 [ 1343.956545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.956664][ T32] Exception stack(0xec681fb0 to 0xec681ff8) [ 1343.956698][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.956727][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.956781][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.956815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.956837][ T32] r4:84916900 [ 1343.957128][ T32] INFO: task kworker/0:810:5668 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1343.957164][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.957272][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.957398][ T32] Call trace: [ 1343.957460][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.957516][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1343.957540][ T32] r4:00000000 [ 1343.957559][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.957688][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1343.957722][ T32] 1d20: 91546000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1343.957753][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1343.957778][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.957801][ T32] r5:800f0013 r4:80239bb0 [ 1343.957842][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.957886][ T32] r4:82ac21e4 [ 1343.957907][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.957948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1343.957970][ T32] r4:e05c1dc0 [ 1343.958044][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.958090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1343.979631][ T32] r4:00000000 [ 1343.979739][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.979817][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.979842][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.979966][ T32] r5:00001000 r4:dfd53000 [ 1343.980076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.980198][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.980287][ T32] r5:84be0b8c r4:84be0800 [ 1343.980326][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.980377][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1343.980460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.980563][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.980598][ T32] r4:84bb2000 [ 1343.980769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.980881][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1343.980909][ T32] r4:00000001 [ 1343.981089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.981207][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1343.981278][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.981311][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.981368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1343.982088][ T32] r10:8291a684 r9:ec689d84 r8:00000002 r7:60000113 r6:ec689d8c r5:85780c00 ** 9 printk messages dropped ** [ 1343.982657][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.983189][ T32] r5:8583eb8c r4:8583e800 [ 1343.983212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.983360][ T32] r10:61c88647 r9:85780c00 r8:84ba0d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.983800][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.984861][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 6 printk messages dropped ** [ 1343.985166][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1343.985347][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1343.986065][ T32] r5:00001000 r4:dfd53000 ** 5 printk messages dropped ** [ 1343.986545][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.986977][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.987319][ T32] task:kworker/0:812 state:D stack:0 pid:5672 tgid:5672 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.022176][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.022505][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.022664][ T32] r5:00001000 r4:ec64f000 [ 1344.022686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.022757][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.022833][ T32] r5:8583ef8c r4:8583ec00 [ 1344.022859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.022908][ T32] r7:dddced80 r6:83018000 r5:8583ef8c r4:84ba0d80 [ 1344.022969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.023023][ T32] r10:61c88647 r9:85780000 r8:84ba0dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.023047][ T32] r4:84ba0d80 [ 1344.023068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.023114][ T32] r10:00000000 r9:84ba0d80 r8:80287e08 r7:ec661e60 r6:84795480 r5:85780000 [ 1344.023163][ T32] r4:00000001 [ 1344.023188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.023254][ T32] Exception stack(0xec691fb0 to 0xec691ff8) [ 1344.023290][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.023319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.023365][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.023428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.023507][ T32] r4:84916b80 [ 1344.023976][ T32] INFO: task kworker/0:812:5672 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.024022][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.024095][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.024145][ T32] Call trace: [ 1344.024208][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.024280][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.024321][ T32] r4:00000000 [ 1344.024344][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.024409][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.024477][ T32] 1d20: 91dfa000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.024511][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.024537][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.024563][ T32] r5:800f0013 r4:80239bb0 [ 1344.024585][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.024628][ T32] r4:82ac21e4 [ 1344.024691][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.024747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.024770][ T32] r4:e05c1dc0 [ 1344.024820][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.024865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.024888][ T32] r4:00000000 [ 1344.024935][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.025001][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.025028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.025075][ T32] r5:00001000 r4:dfd53000 [ 1344.025096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.025148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.025193][ T32] r5:84be0b8c r4:84be0800 [ 1344.025241][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.025373][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.025417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.025469][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.025491][ T32] r4:84bb2000 [ 1344.025602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.025660][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.025723][ T32] r4:00000001 [ 1344.025748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.025984][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.026017][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.026047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.026073][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.026162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.026217][ T32] r4:84ba8980 [ 1344.026242][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.026278][ T32] INFO: task kworker/0:813:5674 blocked for more than 470 seconds. [ 1344.026342][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.026372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.026420][ T32] task:kworker/0:813 state:D stack:0 pid:5674 tgid:5674 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.026474][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.026520][ T32] Call trace: [ 1344.026550][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.026648][ T32] r10:8291a684 r9:ec6a5d84 r8:00000002 r7:60000013 r6:ec6a5d8c r5:85781800 [ 1344.026681][ T32] r4:85781800 [ 1344.026703][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.026747][ T32] r5:85781800 r4:8291a680 [ 1344.026793][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.026838][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.026881][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a5e08 ** 3 printk messages dropped ** [ 1344.027050][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1344.027797][ T32] r5:8583f38c r4:8583f000 [ 1344.027823][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1344.027983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.036739][ T32] r4:84916e40 ** 5 printk messages dropped ** [ 1344.037520][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 6 printk messages dropped ** [ 1344.037788][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1344.038090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 2 printk messages dropped ** [ 1344.049218][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.049279][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.049358][ T32] r5:00001000 r4:dfd53000 [ 1344.049409][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.049457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.049521][ T32] r5:84be0b8c r4:84be0800 [ 1344.049551][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.049602][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.049626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.049676][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.049699][ T32] r4:84bb2000 [ 1344.049741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.049793][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.049854][ T32] r4:00000001 [ 1344.049899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.049943][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.049996][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.050029][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.050056][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.050085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.050106][ T32] r4:84ba8980 [ 1344.050131][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.050161][ T32] INFO: task kworker/0:814:5676 blocked for more than 470 seconds. [ 1344.050215][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.050295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.050353][ T32] task:kworker/0:814 state:D stack:0 pid:5676 tgid:5676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.050463][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.050514][ T32] Call trace: [ 1344.050575][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1344.050726][ T32] r4:85782400 ** 3 printk messages dropped ** [ 1344.050875][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.051382][ T32] r5:00001000 r4:ec6a1000 ** 2 printk messages dropped ** [ 1344.051497][ T32] r5:8583f78c r4:8583f400 [ 1344.051516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.051614][ T32] r7:dddced80 r6:83018000 r5:8583f78c r4:84ba0e80 [ 1344.051687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.051738][ T32] r10:61c88647 r9:85782400 r8:84ba0eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.051782][ T32] r4:84ba0e80 [ 1344.051827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.051875][ T32] r10:00000000 r9:84ba0e80 r8:80287e08 r7:ec661e60 r6:84795580 r5:85782400 [ 1344.051976][ T32] r4:00000001 [ 1344.052000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.052057][ T32] Exception stack(0xec6b5fb0 to 0xec6b5ff8) [ 1344.052087][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.052115][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.052141][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.052168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.052190][ T32] r4:84916c80 [ 1344.052620][ T32] INFO: task kworker/0:814:5676 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.052671][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.052758][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.052808][ T32] Call trace: [ 1344.052836][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.052886][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.052908][ T32] r4:00000000 [ 1344.053013][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1344.053239][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.053430][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.053631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.053979][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.054136][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.054565][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.054979][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.055410][ T32] r9:83018005 r8:85784800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 ** 4 printk messages dropped ** [ 1344.055640][ T32] r5:8583fb8c r4:8583f800 ** 3 printk messages dropped ** [ 1344.055853][ T32] r10:61c88647 r9:85784800 r8:84ba0f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1344.056223][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.056755][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.056827][ T32] Call trace: [ 1344.056859][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.056910][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.056946][ T32] r4:00000000 [ 1344.056969][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.057009][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.057058][ T32] 1d20: 920f8000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.057092][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.057138][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.057188][ T32] r5:800f0013 r4:80239bb0 [ 1344.057220][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.057376][ T32] r4:82ac21e4 [ 1344.057437][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.057485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.057529][ T32] r4:e05c1dc0 [ 1344.057573][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.057659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.057712][ T32] r4:00000000 [ 1344.057736][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.057783][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.057819][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.057864][ T32] r5:00001000 r4:dfd53000 [ 1344.057884][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.057922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.057983][ T32] r5:84be0b8c r4:84be0800 [ 1344.058029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.058081][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.058103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.081113][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.081202][ T32] r4:84bb2000 [ 1344.081229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.081327][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.081357][ T32] r4:00000001 [ 1344.081406][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.081452][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.081484][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.081513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.081538][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.081567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.081589][ T32] r4:84ba8980 [ 1344.081612][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.081667][ T32] INFO: task kworker/0:816:5680 blocked for more than 470 seconds. [ 1344.081706][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.081732][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.081755][ T32] task:kworker/0:816 state:D stack:0 pid:5680 tgid:5680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.081826][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.081987][ T32] Call trace: [ 1344.082048][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.082127][ T32] r10:8291a684 r9:ec649d84 r8:00000002 r7:60000113 r6:ec649d8c r5:84b80000 [ 1344.082155][ T32] r4:84b80000 [ 1344.082196][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.082245][ T32] r5:84b80000 r4:8291a680 [ 1344.082287][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.082331][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.082403][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec649e08 [ 1344.082436][ T32] r4:00000000 [ 1344.082468][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.082529][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.082571][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.082612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481e280 [ 1344.082657][ T32] r4:00000000 [ 1344.082702][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.082751][ T32] r9:83018005 r8:84b80000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1344.082795][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.082842][ T32] r5:00001000 r4:ec6c1000 [ 1344.082862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.082929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.082976][ T32] r5:8583ff8c r4:8583fc00 [ 1344.082997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.083043][ T32] r7:dddced80 r6:83018000 r5:8583ff8c r4:84ba0f80 [ 1344.083064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.083133][ T32] r10:61c88647 r9:84b80000 r8:84ba0fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.083169][ T32] r4:84ba0f80 [ 1344.083212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.083284][ T32] r10:00000000 r9:84ba0f80 r8:80287e08 r7:ec661e60 r6:84821000 r5:84b80000 [ 1344.083332][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.083496][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.084376][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 5 printk messages dropped ** [ 1344.084615][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1344.084810][ T32] r4:e05c1dc0 ** 4 printk messages dropped ** [ 1344.085006][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1344.085484][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.085756][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1344.086243][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1344.086593][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.086849][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.087045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.087226][ T32] r7:dddced80 r6:83018000 r5:84bd438c r4:84821080 ** 4 printk messages dropped ** [ 1344.087411][ T32] r10:00000000 r9:84821080 r8:80287e08 r7:ec661e60 r6:84821100 r5:84b80c00 ** 6 printk messages dropped ** [ 1344.087750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.087810][ T32] r4:8481e340 [ 1344.088138][ T32] INFO: task kworker/0:817:5682 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.108909][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.109048][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.109147][ T32] Call trace: [ 1344.109182][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.109243][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.109295][ T32] r4:00000000 [ 1344.109321][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.109430][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.109466][ T32] 1d20: 9288a000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.109497][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.109523][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.109547][ T32] r5:800f0013 r4:80239bb0 [ 1344.109598][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.109675][ T32] r4:82ac21e4 [ 1344.109727][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.109832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.109859][ T32] r4:e05c1dc0 [ 1344.109941][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.110024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.110137][ T32] r4:00000000 [ 1344.110190][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.110282][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.110339][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.110398][ T32] r5:00001000 r4:dfd53000 [ 1344.110421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.110492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.110543][ T32] r5:84be0b8c r4:84be0800 [ 1344.110595][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1344.110870][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.110902][ T32] r4:00000001 [ 1344.110956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.110997][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.111055][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.111089][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.111116][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.111165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.111190][ T32] r4:84ba8980 [ 1344.111214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.111255][ T32] INFO: task kworker/1:457:5689 blocked for more than 470 seconds. [ 1344.111372][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.111409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.111458][ T32] task:kworker/1:457 state:D stack:0 pid:5689 tgid:5689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.111511][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.111695][ T32] Call trace: [ 1344.111786][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.111840][ T32] r10:8291a684 r9:ebaa9d84 r8:00000002 r7:60000013 r6:ebaa9d8c r5:84b81800 [ 1344.111925][ T32] r4:84b81800 [ 1344.111949][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.112010][ T32] r5:84b81800 r4:8291a680 [ 1344.112066][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.112278][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.112562][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.112744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1344.112830][ T32] r5:8471d78c r4:8471d400 ** 1 printk messages dropped ** [ 1344.112897][ T32] r7:ddde2d80 r6:83018200 r5:8471d78c r4:84795680 ** 3 printk messages dropped ** [ 1344.113064][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1344.113463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.114787][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.115149][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1344.115357][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1344.115764][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1344.116142][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.116563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.117038][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.117635][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.138776][ T32] r9:83018205 r8:84b83000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 4 printk messages dropped ** [ 1344.139015][ T32] r5:8471d38c r4:8471d000 ** 3 printk messages dropped ** [ 1344.139151][ T32] r10:61c88647 r9:84b83000 r8:8479572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.139590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.140288][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.140792][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1344.140969][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.141239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 6 printk messages dropped ** [ 1344.141673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.142118][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.142324][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.142654][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.143006][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1344.143123][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.143186][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.143233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481e680 [ 1344.143256][ T32] r4:00000000 [ 1344.143276][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.143321][ T32] r9:83018005 r8:84b83c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1344.143388][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.143519][ T32] r5:00001000 r4:dff21000 [ 1344.143600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.143674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.143772][ T32] r5:84bd4b8c r4:84bd4800 [ 1344.143860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.143913][ T32] r7:dddced80 r6:83018000 r5:84bd4b8c r4:84821280 [ 1344.143986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.144039][ T32] r10:61c88647 r9:84b83c00 r8:848212ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.144062][ T32] r4:84821280 [ 1344.144081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.144124][ T32] r10:00000000 r9:84821280 r8:80287e08 r7:ec661e60 r6:84821300 r5:84b83c00 [ 1344.144176][ T32] r4:00000001 [ 1344.144199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.144295][ T32] Exception stack(0xebc2dfb0 to 0xebc2dff8) [ 1344.144342][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.144374][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.144406][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.144435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.144459][ T32] r4:8481e7c0 [ 1344.144722][ T32] INFO: task kworker/0:818:5691 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.144756][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.144873][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.144963][ T32] Call trace: [ 1344.145022][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.145077][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.145128][ T32] r4:00000000 [ 1344.145264][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.145307][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.145336][ T32] 1d20: 92b33000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.145364][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.145435][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.145464][ T32] r5:800f0013 r4:80239bb0 [ 1344.145486][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.145527][ T32] r4:82ac21e4 [ 1344.145548][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.145664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.145690][ T32] r4:e05c1dc0 [ 1344.145711][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.145753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.145775][ T32] r4:00000000 [ 1344.145794][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.145839][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.145862][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.146161][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1344.146399][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 4 printk messages dropped ** [ 1344.146653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1344.147368][ T32] r10:8291a684 r9:ebaa5d84 r8:00000002 r7:60000113 r6:ebaa5d8c r5:85786000 ** 9 printk messages dropped ** [ 1344.147948][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1344.182513][ T32] r5:84bd538c r4:84bd5000 [ 1344.182537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1344.182833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1344.183501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.183587][ T32] r4:8481e7c0 [ 1344.184040][ T32] INFO: task kworker/0:819:5693 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.184081][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.184214][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.184264][ T32] Call trace: [ 1344.184296][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.184404][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.184433][ T32] r4:00000000 [ 1344.184454][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.184496][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.184524][ T32] 1d20: 93055000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.184553][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.184692][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.184721][ T32] r5:800f0013 r4:80239bb0 [ 1344.184743][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.184807][ T32] r4:82ac21e4 [ 1344.184832][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.184903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.184956][ T32] r4:e05c1dc0 [ 1344.184981][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.185080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.185107][ T32] r4:00000000 [ 1344.185156][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.185207][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.185259][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.185313][ T32] r5:00001000 r4:dfd53000 [ 1344.185342][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.185393][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.185465][ T32] r5:84be0b8c r4:84be0800 [ 1344.185629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.185682][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.185732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.185786][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.185831][ T32] r4:84bb2000 [ 1344.185908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.186012][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.186041][ T32] r4:00000001 [ 1344.186061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.186128][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.186196][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.186229][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.186256][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.186287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.186337][ T32] r4:84ba8980 [ 1344.186370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.186408][ T32] INFO: task kworker/0:820:5694 blocked for more than 470 seconds. [ 1344.186473][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.186560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.186585][ T32] task:kworker/0:820 state:D stack:0 pid:5694 tgid:5694 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.186635][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.186682][ T32] Call trace: [ 1344.186865][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.186916][ T32] r10:8291a684 r9:ebc35d84 r8:00000002 r7:60000113 r6:ebc35d8c r5:84b84800 [ 1344.186940][ T32] r4:84b84800 [ 1344.186998][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.187119][ T32] r5:84b84800 r4:8291a680 [ 1344.187143][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.187212][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.187259][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc35e08 [ 1344.187309][ T32] r4:00000000 [ 1344.187333][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1344.187498][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.187955][ T32] r5:84bd4f8c r4:84bd4c00 [ 1344.188005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.188057][ T32] r7:dddced80 r6:83018000 r5:84bd4f8c r4:84821400 ** 3 printk messages dropped ** [ 1344.200434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.200962][ T32] r4:8481e7c0 ** 5 printk messages dropped ** [ 1344.201786][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 6 printk messages dropped ** [ 1344.202098][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1344.202386][ T32] r4:e05c1dc0 ** 4 printk messages dropped ** [ 1344.202555][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 11 printk messages dropped ** [ 1344.203134][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 6 printk messages dropped ** [ 1344.203372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1344.203945][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.203998][ T32] r10:8291a684 r9:ebbc1d84 r8:00000002 r7:60000013 r6:ebbc1d8c r5:85783c00 [ 1344.204021][ T32] r4:85783c00 [ 1344.204042][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.204085][ T32] r5:85783c00 r4:8291a680 [ 1344.204161][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.204290][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.204338][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc1e08 [ 1344.204388][ T32] r4:00000000 [ 1344.204426][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.204469][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.204506][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.204549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cb8c0 [ 1344.204661][ T32] r4:00000000 [ 1344.204729][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.204791][ T32] r9:83018205 r8:85783c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1344.204826][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.204870][ T32] r5:00001000 r4:eb4cd000 [ 1344.204890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.204931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.205002][ T32] r5:8471cf8c r4:8471cc00 [ 1344.205026][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.205076][ T32] r7:ddde2d80 r6:83018200 r5:8471cf8c r4:84795800 [ 1344.205097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.205161][ T32] r10:61c88647 r9:85783c00 r8:8479582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.205187][ T32] r4:84795800 [ 1344.205206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.205279][ T32] r10:00000000 r9:84795800 r8:80287e08 r7:ebab5e60 r6:84795880 r5:85783c00 [ 1344.205359][ T32] r4:00000001 [ 1344.205393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.205434][ T32] Exception stack(0xebbc1fb0 to 0xebbc1ff8) [ 1344.205462][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.205491][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.205564][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.205654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.205698][ T32] r4:847cb600 [ 1344.205968][ T32] INFO: task kworker/1:459:5695 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.206029][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.206179][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.206267][ T32] Call trace: [ 1344.206429][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.206498][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.206553][ T32] r4:00000000 [ 1344.206581][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.206683][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.206717][ T32] 1d20: 93055000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.206746][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.206770][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.206793][ T32] r5:800f0013 r4:80239bb0 [ 1344.206814][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.206854][ T32] r4:82ac21e4 [ 1344.206874][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.206915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.206960][ T32] r4:e05c1dc0 [ 1344.207024][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.207071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 7 printk messages dropped ** [ 1344.207596][ T32] r5:84be0b8c r4:84be0800 ** 3 printk messages dropped ** [ 1344.207820][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.228919][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.229534][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.230000][ T32] r5:85785400 r4:8291a680 ** 5 printk messages dropped ** [ 1344.230286][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.230685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.230733][ T32] r5:858b038c r4:858b0000 ** 3 printk messages dropped ** [ 1344.230926][ T32] r10:61c88647 r9:85785400 r8:8479592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.231274][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.232038][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.232429][ T32] 1d20: 933e7000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 7 printk messages dropped ** [ 1344.232819][ T32] r4:e05c1dc0 ** 4 printk messages dropped ** [ 1344.233009][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1344.233551][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1344.234053][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.234370][ T32] task:kworker/1:461 state:D stack:0 pid:5699 tgid:5699 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1344.234603][ T32] r10:8291a684 r9:ec6e9d84 r8:00000002 r7:60000113 r6:ec6e9d8c r5:84b85400 [ 1344.234631][ T32] r4:84b85400 [ 1344.234652][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.234697][ T32] r5:84b85400 r4:8291a680 [ 1344.234729][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.234855][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.234903][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e9e08 [ 1344.234927][ T32] r4:00000000 [ 1344.234946][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.235008][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.235049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.235179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cbc80 [ 1344.235207][ T32] r4:00000000 [ 1344.235300][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.235350][ T32] r9:83018205 r8:84b85400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1344.235392][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.235531][ T32] r5:00001000 r4:eb57d000 [ 1344.235667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.235788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.235842][ T32] r5:858b078c r4:858b0400 [ 1344.235862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.236016][ T32] r7:ddde2d80 r6:83018200 r5:858b078c r4:84795a00 [ 1344.236041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.236094][ T32] r10:61c88647 r9:84b85400 r8:84795a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.236118][ T32] r4:84795a00 [ 1344.236137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.236181][ T32] r10:00000000 r9:84795a00 r8:80287e08 r7:ebce9e60 r6:84821500 r5:84b85400 [ 1344.236202][ T32] r4:00000001 [ 1344.236312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.236529][ T32] Exception stack(0xec6e9fb0 to 0xec6e9ff8) [ 1344.236639][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.236702][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.236805][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.236840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.236864][ T32] r4:847cb900 [ 1344.237183][ T32] INFO: task kworker/1:461:5699 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.237276][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.237438][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.237492][ T32] Call trace: [ 1344.237612][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.237674][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.237698][ T32] r4:00000000 [ 1344.237718][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.237759][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.237787][ T32] 1d20: 933e7000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.237816][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.237841][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.237866][ T32] r5:800f0013 r4:80239bb0 [ 1344.237886][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.237925][ T32] r4:82ac21e4 [ 1344.238002][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.238050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.238073][ T32] r4:e05c1dc0 [ 1344.238165][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.271393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.271445][ T32] r4:00000000 [ 1344.271472][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.271603][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.271634][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.271712][ T32] r5:00001000 r4:dfd53000 [ 1344.271828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.271875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.271946][ T32] r5:84be0b8c r4:84be0800 [ 1344.271971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.272021][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.272043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.272090][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.272112][ T32] r4:84bb2000 [ 1344.272207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.272428][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.272458][ T32] r4:00000001 [ 1344.272480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.272548][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.272703][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.272736][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.272843][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1344.273014][ T32] r4:84ba8980 ** 4 printk messages dropped ** [ 1344.273256][ T32] task:kworker/1:462 state:D stack:0 pid:5702 tgid:5702 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.274137][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.274616][ T32] r5:858b1f8c r4:858b1c00 [ 1344.274639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.274772][ T32] r7:ddde2d80 r6:83018200 r5:858b1f8c r4:84795a80 [ 1344.274798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.274848][ T32] r10:61c88647 r9:84b86000 r8:84795aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.274876][ T32] r4:84795a80 [ 1344.275068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.275281][ T32] r10:00000000 r9:84795a80 r8:80287e08 r7:ec6e9e60 r6:84821580 r5:84b86000 [ 1344.275308][ T32] r4:00000001 [ 1344.275328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.275393][ T32] Exception stack(0xec6edfb0 to 0xec6edff8) [ 1344.275434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.275491][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.275523][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.275577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.275603][ T32] r4:847cbb00 [ 1344.276028][ T32] INFO: task kworker/1:462:5702 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.276065][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.276123][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.276179][ T32] Call trace: [ 1344.276394][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.276454][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.276478][ T32] r4:00000000 [ 1344.276498][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.276538][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.276566][ T32] 1d20: 93827000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.276595][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.276620][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.276672][ T32] r5:800f0013 r4:80239bb0 [ 1344.276699][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.276785][ T32] r4:82ac21e4 [ 1344.276871][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.276918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.276941][ T32] r4:e05c1dc0 [ 1344.276961][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.277077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.277104][ T32] r4:00000000 [ 1344.277126][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.277172][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.277195][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.277237][ T32] r5:00001000 r4:dfd53000 [ 1344.277256][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.277295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.277389][ T32] r5:84be0b8c r4:84be0800 [ 1344.277429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.277508][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.277535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.277584][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.277628][ T32] r4:84bb2000 [ 1344.277811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1344.277969][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1344.302495][ T32] INFO: task kworker/1:463:5703 blocked for more than 470 seconds. ** 5 printk messages dropped ** [ 1344.302895][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1344.303322][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.303360][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.303407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cbdc0 [ 1344.303430][ T32] r4:00000000 [ 1344.303450][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.303583][ T32] r9:83018205 r8:84b86c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1344.303639][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.303692][ T32] r5:00001000 r4:eb69f000 [ 1344.303714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.303818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.303895][ T32] r5:858b0b8c r4:858b0800 [ 1344.303937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.304017][ T32] r7:ddde2d80 r6:83018200 r5:858b0b8c r4:84795b00 [ 1344.304042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.304091][ T32] r10:61c88647 r9:84b86c00 r8:84795b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.304171][ T32] r4:84795b00 [ 1344.304196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.304245][ T32] r10:00000000 r9:84795b00 r8:80287e08 r7:ec6ede60 r6:84821600 r5:84b86c00 [ 1344.304268][ T32] r4:00000001 [ 1344.304344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.304536][ T32] Exception stack(0xec6f1fb0 to 0xec6f1ff8) [ 1344.304568][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.304609][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.304644][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.304674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.304698][ T32] r4:847cb980 [ 1344.305151][ T32] INFO: task kworker/1:463:5703 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.305195][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.305334][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.305394][ T32] Call trace: [ 1344.305460][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1344.305536][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.305898][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1344.306107][ T32] r4:e05c1dc0 ** 4 printk messages dropped ** [ 1344.306297][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1344.306895][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1344.307174][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.307708][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.315484][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.315944][ T32] r9:83018005 r8:84b82400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 ** 4 printk messages dropped ** [ 1344.316230][ T32] r5:84bd5f8c r4:84bd5c00 ** 2 printk messages dropped ** [ 1344.316346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1344.316643][ T32] Exception stack(0xec6e5fb0 to 0xec6e5ff8) ** 6 printk messages dropped ** [ 1344.317253][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.317993][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1344.328874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.328948][ T32] r4:e05c1dc0 [ 1344.329061][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.329173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.329201][ T32] r4:00000000 [ 1344.329286][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.329399][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.329515][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.329569][ T32] r5:00001000 r4:dfd53000 [ 1344.329620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.329716][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.329766][ T32] r5:84be0b8c r4:84be0800 [ 1344.329845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.329900][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.329923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.330051][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.330170][ T32] r4:84bb2000 [ 1344.330196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.330274][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.330326][ T32] r4:00000001 [ 1344.330350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.330492][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.330529][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.330578][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.330699][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.330813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.330839][ T32] r4:84ba8980 [ 1344.331015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.331051][ T32] INFO: task kworker/1:464:5708 blocked for more than 470 seconds. [ 1344.331086][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.331140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.331258][ T32] task:kworker/1:464 state:D stack:0 pid:5708 tgid:5708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.331376][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.331493][ T32] Call trace: [ 1344.331537][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.331612][ T32] r10:8291a684 r9:ec6f5d84 r8:00000002 r7:60000013 r6:ec6f5d8c r5:85770000 [ 1344.331638][ T32] r4:85770000 [ 1344.331686][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.331797][ T32] r5:85770000 r4:8291a680 [ 1344.331822][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.331864][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.331906][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f5e08 [ 1344.331929][ T32] r4:00000000 [ 1344.331949][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.331983][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.332109][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.332183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847cbf00 [ 1344.332209][ T32] r4:00000000 [ 1344.332266][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.332316][ T32] r9:83018205 r8:85770000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1344.332338][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.332423][ T32] r5:00001000 r4:eb82d000 [ 1344.332449][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.332490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.332531][ T32] r5:858b0f8c r4:858b0c00 [ 1344.332566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.332619][ T32] r7:ddde2d80 r6:83018200 r5:858b0f8c r4:84795b80 [ 1344.332718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.332772][ T32] r10:61c88647 r9:85770000 r8:84795bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.332795][ T32] r4:84795b80 [ 1344.332842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.332952][ T32] r10:00000000 r9:84795b80 r8:80287e08 r7:ec6ede60 r6:84795c00 r5:85770000 [ 1344.332979][ T32] r4:00000001 [ 1344.333001][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.333038][ T32] Exception stack(0xec6f5fb0 to 0xec6f5ff8) [ 1344.333155][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.333190][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.333217][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.333246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.333267][ T32] r4:847cbd80 [ 1344.333692][ T32] INFO: task kworker/1:464:5708 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.333831][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.334058][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.334297][ T32] 1d20: 93c59000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 7 printk messages dropped ** [ 1344.334597][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1344.335200][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1344.335523][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1344.336255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1344.336541][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.337126][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.337637][ T32] r5:00001000 r4:eb865000 ** 2 printk messages dropped ** [ 1344.337782][ T32] r5:858b138c r4:858b1000 ** 3 printk messages dropped ** [ 1344.337920][ T32] r10:61c88647 r9:85783000 r8:84795cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1344.372517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.373862][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.374410][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.374481][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.374601][ T32] r5:800f0013 r4:80239bb0 [ 1344.374628][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.374675][ T32] r4:82ac21e4 [ 1344.374918][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.375207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.375319][ T32] r4:e05c1dc0 [ 1344.375442][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.375512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.375633][ T32] r4:00000000 [ 1344.375766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.375884][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.375910][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.376004][ T32] r5:00001000 r4:dfd53000 [ 1344.376031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.376126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.376175][ T32] r5:84be0b8c r4:84be0800 [ 1344.376242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.376297][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.376321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.376370][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.376403][ T32] r4:84bb2000 [ 1344.376468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.376565][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.376592][ T32] r4:00000001 [ 1344.376614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.376651][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.376692][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.376726][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.376814][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.376935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.376991][ T32] r4:84ba8980 [ 1344.377016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.377152][ T32] INFO: task kworker/1:466:5711 blocked for more than 470 seconds. [ 1344.377268][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.377301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.377344][ T32] task:kworker/1:466 state:D stack:0 pid:5711 tgid:5711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.377416][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.377461][ T32] Call trace: [ 1344.377563][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.377616][ T32] r10:8291a684 r9:ebcf5d84 r8:00000002 r7:60000113 r6:ebcf5d8c r5:847f0c00 [ 1344.377641][ T32] r4:847f0c00 [ 1344.377663][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.377764][ T32] r5:847f0c00 r4:8291a680 [ 1344.377888][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.377935][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.378006][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf5e08 [ 1344.378180][ T32] r4:00000000 [ 1344.388081][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.388720][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.388792][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.388838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f8040 [ 1344.388862][ T32] r4:00000000 [ 1344.388882][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.388930][ T32] r9:83018205 r8:847f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1344.388952][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.388997][ T32] r5:00001000 r4:eb8a5000 [ 1344.389018][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.389057][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.389102][ T32] r5:858b178c r4:858b1400 [ 1344.389169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.389225][ T32] r7:ddde2d80 r6:83018200 r5:858b178c r4:84795d80 [ 1344.389247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.389297][ T32] r10:61c88647 r9:847f0c00 r8:84795dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.389320][ T32] r4:84795d80 [ 1344.389340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.389395][ T32] r10:00000000 r9:84795d80 r8:80287e08 r7:ec6ede60 r6:84795e00 r5:847f0c00 [ 1344.389420][ T32] r4:00000001 [ 1344.389440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1344.389565][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.390505][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 10 printk messages dropped ** [ 1344.390941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1344.391333][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1344.391720][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 9 printk messages dropped ** [ 1344.392099][ T32] INFO: task kworker/1:467:5713 blocked for more than 470 seconds. ** 8 printk messages dropped ** [ 1344.392558][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1344.392876][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.393216][ T32] r5:858b1b8c r4:858b1800 [ 1344.393239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1344.393472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.393777][ T32] r4:847f8240 [ 1344.394041][ T32] INFO: task kworker/1:467:5713 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.394103][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.394191][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.394239][ T32] Call trace: [ 1344.394294][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.394350][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.394427][ T32] r4:00000000 [ 1344.394452][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.394492][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.394521][ T32] 1d20: 94167000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.394549][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.394600][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.394654][ T32] r5:800f0013 r4:80239bb0 [ 1344.394679][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.394736][ T32] r4:82ac21e4 [ 1344.394762][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.394806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.394829][ T32] r4:e05c1dc0 [ 1344.394905][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.394950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.394972][ T32] r4:00000000 [ 1344.394992][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.395038][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.395090][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.395174][ T32] r5:00001000 r4:dfd53000 [ 1344.395204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.395302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.395350][ T32] r5:84be0b8c r4:84be0800 [ 1344.395370][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.395431][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.395455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.395502][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1344.395649][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 6 printk messages dropped ** [ 1344.395981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1344.396347][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1344.396755][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1344.396854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f8440 [ 1344.396877][ T32] r4:00000000 [ 1344.396924][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.396971][ T32] r9:83018205 r8:847f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1344.397020][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.397085][ T32] r5:00001000 r4:eba67000 [ 1344.397108][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.397148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.397191][ T32] r5:858b238c r4:858b2000 [ 1344.397210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.397266][ T32] r7:ddde2d80 r6:83018200 r5:858b238c r4:84795f80 [ 1344.397292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.397363][ T32] r10:61c88647 r9:847f2400 r8:84795fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.397390][ T32] r4:84795f80 [ 1344.397409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.397454][ T32] r10:00000000 r9:84795f80 r8:80287e08 r7:ec6ede60 r6:8480a000 r5:847f2400 [ 1344.397476][ T32] r4:00000001 [ 1344.397495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.397556][ T32] Exception stack(0xec701fb0 to 0xec701ff8) [ 1344.397586][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.397630][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.397716][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.397766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.397793][ T32] r4:847f8340 [ 1344.398188][ T32] INFO: task kworker/1:468:5716 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.428837][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.429017][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.429112][ T32] Call trace: [ 1344.429156][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.429226][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.429254][ T32] r4:00000000 [ 1344.429280][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.429357][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 2 printk messages dropped ** [ 1344.429471][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1344.429841][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.430182][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1344.430562][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1344.430882][ T32] r4:84ba8980 ** 4 printk messages dropped ** [ 1344.431017][ T32] task:kworker/1:469 state:D stack:0 pid:5719 tgid:5719 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.431623][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.431792][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.432167][ T32] r5:858b2f8c r4:858b2c00 [ 1344.432199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.432442][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.432631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1344.433449][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1344.433874][ T32] r4:e05c1dc0 ** 4 printk messages dropped ** [ 1344.434060][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 11 printk messages dropped ** [ 1344.434594][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1344.434806][ T32] r4:84ba8980 ** 4 printk messages dropped ** [ 1344.434975][ T32] task:kworker/1:470 state:D stack:0 pid:5720 tgid:5720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.435404][ T32] r4:00000000 [ 1344.435424][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.435486][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.435527][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.435595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f8740 [ 1344.435618][ T32] r4:00000000 [ 1344.435639][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.435684][ T32] r9:83018205 r8:847f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1344.435706][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.435746][ T32] r5:00001000 r4:eba89000 [ 1344.435765][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.435805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.435874][ T32] r5:858b278c r4:858b2400 [ 1344.435924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.436001][ T32] r7:ddde2d80 r6:83018200 r5:858b278c r4:8480a180 [ 1344.436027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.436075][ T32] r10:61c88647 r9:847f3c00 r8:8480a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.436099][ T32] r4:8480a180 [ 1344.436118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.436162][ T32] r10:00000000 r9:8480a180 r8:80287e08 r7:ec705e60 r6:8480a200 r5:847f3c00 [ 1344.436210][ T32] r4:00000001 [ 1344.436233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.436269][ T32] Exception stack(0xec70dfb0 to 0xec70dff8) [ 1344.436351][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.436394][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.436423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.436451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.436473][ T32] r4:847f8540 [ 1344.436739][ T32] INFO: task kworker/1:470:5720 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.436773][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.436827][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.436873][ T32] Call trace: [ 1344.436902][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.436969][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.437023][ T32] r4:00000000 [ 1344.437051][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.437121][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.437211][ T32] 1d20: 9478a000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.437245][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.437283][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.437339][ T32] r5:800f0013 r4:80239bb0 [ 1344.437365][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.437418][ T32] r4:82ac21e4 [ 1344.437441][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.437509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.437565][ T32] r4:e05c1dc0 [ 1344.437590][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.437631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.437699][ T32] r4:00000000 [ 1344.437751][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.437803][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.437826][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.437870][ T32] r5:00001000 r4:dfd53000 [ 1344.437890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.437928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.438016][ T32] r5:84be0b8c r4:84be0800 [ 1344.438040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.438089][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.438110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.454697][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.454852][ T32] r4:84bb2000 [ 1344.454887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.454962][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.454986][ T32] r4:00000001 [ 1344.455022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.455067][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.455099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.455130][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.455158][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.455187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.455225][ T32] r4:84ba8980 [ 1344.455262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.455295][ T32] INFO: task kworker/1:471:5721 blocked for more than 470 seconds. ** 6 printk messages dropped ** [ 1344.455651][ T32] r10:8291a684 r9:ec711d84 r8:00000002 r7:60000113 r6:ec711d8c r5:847f4800 ** 8 printk messages dropped ** [ 1344.456044][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.456609][ T32] r5:858b2b8c r4:858b2800 ** 1 printk messages dropped ** [ 1344.456711][ T32] r7:ddde2d80 r6:83018200 r5:858b2b8c r4:8480a280 ** 5 printk messages dropped ** [ 1344.456912][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.457142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.457993][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.471254][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1344.471684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 7 printk messages dropped ** [ 1344.472137][ T32] r5:84be0b8c r4:84be0800 [ 1344.472162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.472211][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.472252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.472315][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.472365][ T32] r4:84bb2000 [ 1344.472399][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.472473][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.472499][ T32] r4:00000001 [ 1344.472547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.472596][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.472657][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.472691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.472717][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.472745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.472795][ T32] r4:84ba8980 [ 1344.472841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.472902][ T32] INFO: task kworker/1:472:5724 blocked for more than 470 seconds. [ 1344.472941][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.472967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.472991][ T32] task:kworker/1:472 state:D stack:0 pid:5724 tgid:5724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.473078][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.473141][ T32] Call trace: [ 1344.473177][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.473231][ T32] r10:8291a684 r9:ec715d84 r8:00000002 r7:60000113 r6:ec715d8c r5:847f5400 [ 1344.473308][ T32] r4:847f5400 [ 1344.473362][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.473416][ T32] r5:847f5400 r4:8291a680 [ 1344.473485][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.473529][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.473600][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec715e08 [ 1344.473627][ T32] r4:00000000 [ 1344.473674][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.473716][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.473752][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.473792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f8c00 [ 1344.473815][ T32] r4:00000000 [ 1344.473835][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.473905][ T32] r9:83018205 r8:847f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1344.473932][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.473975][ T32] r5:00001000 r4:ebc1d000 [ 1344.473995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.474033][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.474074][ T32] r5:858b338c r4:858b3000 [ 1344.474093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.474138][ T32] r7:ddde2d80 r6:83018200 r5:858b338c r4:8480a380 [ 1344.474159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.474204][ T32] r10:61c88647 r9:847f5400 r8:8480a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.474283][ T32] r4:8480a380 [ 1344.474306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.474353][ T32] r10:00000000 r9:8480a380 r8:80287e08 r7:ec705e60 r6:8480a400 r5:847f5400 [ 1344.474376][ T32] r4:00000001 [ 1344.474402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.474437][ T32] Exception stack(0xec715fb0 to 0xec715ff8) [ 1344.474478][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.475200][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.475512][ T32] 1d20: 94bc7000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 10 printk messages dropped ** [ 1344.476035][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.476330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.476662][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1344.476917][ T32] r4:84ba8980 ** 4 printk messages dropped ** [ 1344.477178][ T32] task:kworker/1:473 state:D stack:0 pid:5726 tgid:5726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.477658][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.478075][ T32] r9:83018205 r8:847f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 ** 4 printk messages dropped ** [ 1344.496729][ T32] r5:858b3f8c r4:858b3c00 ** 3 printk messages dropped ** [ 1344.496908][ T32] r10:61c88647 r9:847f6000 r8:8480a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.497194][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.497992][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.508795][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 11 printk messages dropped ** [ 1344.509290][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1344.509707][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.509953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.510429][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.510892][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.511197][ T32] r9:83018205 r8:847f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 ** 3 printk messages dropped ** [ 1344.511413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.511530][ T32] r5:858b378c r4:858b3400 [ 1344.511603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.511659][ T32] r7:ddde2d80 r6:83018200 r5:858b378c r4:8480a580 [ 1344.511681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.511728][ T32] r10:61c88647 r9:847f6c00 r8:8480a5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.511771][ T32] r4:8480a580 [ 1344.511799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.511846][ T32] r10:00000000 r9:8480a580 r8:80287e08 r7:ec721e60 r6:8480a600 r5:847f6c00 [ 1344.511891][ T32] r4:00000001 [ 1344.511934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.511974][ T32] Exception stack(0xec725fb0 to 0xec725ff8) [ 1344.512001][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.512055][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.512084][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.512113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.512136][ T32] r4:847f8cc0 [ 1344.512564][ T32] INFO: task kworker/1:474:5728 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.512600][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.512671][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.512718][ T32] Call trace: [ 1344.512771][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.512828][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.512873][ T32] r4:00000000 [ 1344.512904][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.512957][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.512985][ T32] 1d20: 952f6000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.513030][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.513079][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.513113][ T32] r5:800f0013 r4:80239bb0 [ 1344.513156][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.513201][ T32] r4:82ac21e4 [ 1344.513223][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.513265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.513288][ T32] r4:e05c1dc0 [ 1344.513328][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.513379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.513406][ T32] r4:00000000 [ 1344.513427][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.513472][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.513493][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.513534][ T32] r5:00001000 r4:dfd53000 [ 1344.513553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.513611][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.513657][ T32] r5:84be0b8c r4:84be0800 [ 1344.513699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.513771][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.513797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.513845][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.513876][ T32] r4:84bb2000 [ 1344.513898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.513945][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.513967][ T32] r4:00000001 [ 1344.513986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.514020][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.514046][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.514073][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.514099][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.514149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.514175][ T32] r4:84ba8980 [ 1344.514195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.514242][ T32] INFO: task kworker/1:475:5729 blocked for more than 471 seconds. [ 1344.514294][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.514321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.514363][ T32] task:kworker/1:475 state:D stack:0 pid:5729 tgid:5729 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.514452][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.514494][ T32] Call trace: [ 1344.514538][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.514587][ T32] r10:8291a684 r9:ec729d84 r8:00000002 r7:60000113 r6:ec729d8c r5:847f0000 [ 1344.514610][ T32] r4:847f0000 [ 1344.514650][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.514697][ T32] r5:847f0000 r4:8291a680 ** 1 printk messages dropped ** [ 1344.514790][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.515234][ T32] r9:83018205 r8:847f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 ** 4 printk messages dropped ** [ 1344.515443][ T32] r5:858b3b8c r4:858b3800 ** 3 printk messages dropped ** [ 1344.515646][ T32] r10:61c88647 r9:847f0000 r8:8480a6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1344.516055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.516668][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.516894][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1344.517251][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.517535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.518035][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 8 printk messages dropped ** [ 1344.540845][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1344.541283][ T32] r5:85786c00 r4:8291a680 ** 6 printk messages dropped ** [ 1344.541540][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1344.541900][ T32] r5:858bc38c r4:858bc000 [ 1344.541921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1344.542077][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.542373][ T32] r4:847f8f80 ** 5 printk messages dropped ** [ 1344.543190][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1344.543496][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.543723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.543747][ T32] r4:00000000 [ 1344.543766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.543812][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.543834][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.543876][ T32] r5:00001000 r4:dfd53000 [ 1344.543897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.543936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.543978][ T32] r5:84be0b8c r4:84be0800 [ 1344.544010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.544073][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.544099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.544168][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.544195][ T32] r4:84bb2000 [ 1344.544235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.544285][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.544308][ T32] r4:00000001 [ 1344.544328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.544363][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.544390][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.544425][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.544453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.544484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.544507][ T32] r4:84ba8980 [ 1344.544527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.544553][ T32] INFO: task kworker/1:477:5733 blocked for more than 471 seconds. [ 1344.544581][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.544606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.544628][ T32] task:kworker/1:477 state:D stack:0 pid:5733 tgid:5733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.544692][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.544736][ T32] Call trace: [ 1344.544793][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.544875][ T32] r10:8291a684 r9:ec73dd84 r8:00000002 r7:60000113 r6:ec73dd8c r5:847d8000 [ 1344.544914][ T32] r4:847d8000 [ 1344.544936][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.544981][ T32] r5:847d8000 r4:8291a680 [ 1344.545002][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.545063][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.545144][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec73de08 [ 1344.545181][ T32] r4:00000000 [ 1344.545204][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.545273][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.545340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.545389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843e52c0 [ 1344.545446][ T32] r4:00000000 [ 1344.545491][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.545541][ T32] r9:83018205 r8:847d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.545565][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.545632][ T32] r5:00001000 r4:ebcc5000 [ 1344.545656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.545698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.545741][ T32] r5:858bc78c r4:858bc400 [ 1344.545761][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.545824][ T32] r7:ddde2d80 r6:83018200 r5:858bc78c r4:8480a880 [ 1344.545868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.545919][ T32] r10:61c88647 r9:847d8000 r8:8480a8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.545951][ T32] r4:8480a880 [ 1344.545974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.546040][ T32] r10:00000000 r9:8480a880 r8:80287e08 r7:ec719e60 r6:8480a900 r5:847d8000 [ 1344.546090][ T32] r4:00000001 [ 1344.546133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1344.546336][ T32] r4:847f8f80 ** 2 printk messages dropped ** [ 1344.546727][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.547106][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1344.547436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1344.547961][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.563637][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.563986][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.564316][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.564591][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.564880][ T32] r5:858bcb8c r4:858bc800 [ 1344.564904][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1344.565115][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1344.565251][ T32] Exception stack(0xec74dfb0 to 0xec74dff8) [ 1344.565293][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.565325][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.565352][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.565381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.565410][ T32] r4:843e5140 [ 1344.565845][ T32] INFO: task kworker/1:478:5736 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.565882][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.565939][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.565986][ T32] Call trace: [ 1344.566037][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.566113][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.566142][ T32] r4:00000000 [ 1344.566163][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.566203][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.566233][ T32] 1d20: 9595c000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.566261][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.566286][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.566309][ T32] r5:800f0013 r4:80239bb0 [ 1344.566375][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.566449][ T32] r4:82ac21e4 [ 1344.566479][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.566522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.566544][ T32] r4:e05c1dc0 [ 1344.566563][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.566624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.566691][ T32] r4:00000000 [ 1344.566717][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.566787][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.566839][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.566891][ T32] r5:00001000 r4:dfd53000 [ 1344.566911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.566949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.566990][ T32] r5:84be0b8c r4:84be0800 [ 1344.567031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.567101][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.567127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.567185][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.567210][ T32] r4:84bb2000 [ 1344.567229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.567297][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.567354][ T32] r4:00000001 [ 1344.567377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.567421][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.567449][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.567498][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.567527][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.567597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.567624][ T32] r4:84ba8980 [ 1344.567646][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1344.567723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1344.568208][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.580914][ T32] r9:83018205 r8:847da400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 ** 4 printk messages dropped ** [ 1344.581136][ T32] r5:858bd38c r4:858bd000 [ 1344.581160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1344.581317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.581698][ T32] r4:843e51c0 ** 5 printk messages dropped ** [ 1344.582456][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 6 printk messages dropped ** [ 1344.582694][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1344.582967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1344.583279][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1344.583615][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.583855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.584263][ T32] r10:8291a684 r9:ec775d84 r8:00000002 r7:60000013 r6:ec775d8c r5:847d8c00 ** 6 printk messages dropped ** [ 1344.584477][ T32] r4:00000000 [ 1344.584496][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.584530][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.584564][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.584625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843e5980 [ 1344.584651][ T32] r4:00000000 [ 1344.584671][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.584716][ T32] r9:83018205 r8:847d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1344.584738][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.584778][ T32] r5:00001000 r4:ec519000 [ 1344.584797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.584835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.584876][ T32] r5:858bcf8c r4:858bcc00 [ 1344.584924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.584974][ T32] r7:ddde2d80 r6:83018200 r5:858bcf8c r4:8480ab80 [ 1344.584995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.585057][ T32] r10:61c88647 r9:847d8c00 r8:8480abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.585082][ T32] r4:8480ab80 [ 1344.585123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.585172][ T32] r10:00000000 r9:8480ab80 r8:80287e08 r7:ec751e60 r6:8480ac00 r5:847d8c00 [ 1344.585215][ T32] r4:00000001 [ 1344.585237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.585273][ T32] Exception stack(0xec775fb0 to 0xec775ff8) [ 1344.585298][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.585348][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.585377][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.585421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.585480][ T32] r4:843e5300 [ 1344.585737][ T32] INFO: task kworker/1:480:5741 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.585771][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.585850][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.585896][ T32] Call trace: [ 1344.585924][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.585975][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.585998][ T32] r4:00000000 [ 1344.586017][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.586054][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.586082][ T32] 1d20: 95f27000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.586110][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.586134][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.586157][ T32] r5:800f0013 r4:80239bb0 [ 1344.586189][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.586234][ T32] r4:82ac21e4 [ 1344.586255][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.586298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.586330][ T32] r4:e05c1dc0 [ 1344.586353][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.586396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.586424][ T32] r4:00000000 [ 1344.586443][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.586489][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.586510][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.586564][ T32] r5:00001000 r4:dfd53000 [ 1344.586617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.586661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.586703][ T32] r5:84be0b8c r4:84be0800 [ 1344.586731][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.586804][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.586830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.586878][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.586900][ T32] r4:84bb2000 [ 1344.586940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.587016][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 6 printk messages dropped ** [ 1344.587251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.587706][ T32] r10:8291a684 r9:ec779d84 r8:00000002 r7:60000013 r6:ec779d8c r5:847dc800 ** 9 printk messages dropped ** [ 1344.588081][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1344.615392][ T32] r5:84bd578c r4:84bd5400 ** 1 printk messages dropped ** [ 1344.615592][ T32] r7:dddced80 r6:83018000 r5:84bd578c r4:84821780 ** 5 printk messages dropped ** [ 1344.616013][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.616351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.617675][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.617975][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1344.629327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1344.629973][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1344.630337][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.630641][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1344.631340][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1344.631845][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.632194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.632396][ T32] r10:61c88647 r9:847db000 r8:8480ad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1344.632466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.632542][ T32] r10:00000000 r9:8480ad00 r8:80287e08 r7:ec751e60 r6:8480ad80 r5:847db000 [ 1344.632573][ T32] r4:00000001 [ 1344.632600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.632675][ T32] Exception stack(0xec771fb0 to 0xec771ff8) [ 1344.632717][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.632747][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.632777][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.632806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.632831][ T32] r4:843e5480 [ 1344.633359][ T32] INFO: task kworker/1:481:5745 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.633492][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.633612][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.633705][ T32] Call trace: [ 1344.633798][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.633891][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.633950][ T32] r4:00000000 [ 1344.633975][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.634019][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.634051][ T32] 1d20: 9648f000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.634097][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.634199][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.634256][ T32] r5:800f0013 r4:80239bb0 [ 1344.634310][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.634370][ T32] r4:82ac21e4 [ 1344.634433][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.634486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.634525][ T32] r4:e05c1dc0 [ 1344.634573][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.634626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.634675][ T32] r4:00000000 [ 1344.634725][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.634825][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.634884][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.634944][ T32] r5:00001000 r4:dfd53000 [ 1344.634972][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.635019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.635094][ T32] r5:84be0b8c r4:84be0800 [ 1344.635175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.635250][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.635303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.635366][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.635413][ T32] r4:84bb2000 [ 1344.635439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.635492][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.635516][ T32] r4:00000001 [ 1344.635536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.635627][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.635786][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.635873][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.635910][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.636000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.636041][ T32] r4:84ba8980 [ 1344.636089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.636138][ T32] INFO: task kworker/1:482:5747 blocked for more than 471 seconds. [ 1344.636195][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.636251][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.636290][ T32] task:kworker/1:482 state:D stack:0 pid:5747 tgid:5747 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.636445][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.636602][ T32] Call trace: [ 1344.636752][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.636877][ T32] r10:8291a684 r9:ec755d84 r8:00000002 r7:60000113 r6:ec755d8c r5:847dd400 [ 1344.636926][ T32] r4:847dd400 [ 1344.636956][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.637045][ T32] r5:847dd400 r4:8291a680 [ 1344.637081][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.637164][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.637243][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec755e08 [ 1344.637299][ T32] r4:00000000 [ 1344.637390][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.637474][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.637539][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.637601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843e5580 [ 1344.637631][ T32] r4:00000000 [ 1344.637672][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.637751][ T32] r9:83018205 r8:847dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1344.637805][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.637879][ T32] r5:00001000 r4:ec573000 [ 1344.637922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.638012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.638069][ T32] r5:858be38c r4:858be000 [ 1344.638092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.658593][ T32] r7:ddde2d80 r6:83018200 r5:858be38c r4:8480ae00 [ 1344.658693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.658779][ T32] r10:61c88647 r9:847dd400 r8:8480ae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.658846][ T32] r4:8480ae00 [ 1344.658872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.658951][ T32] r10:00000000 r9:8480ae00 r8:80287e08 r7:ec771e60 r6:8480ae80 r5:847dd400 ** 6 printk messages dropped ** [ 1344.659201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.660330][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.660461][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 11 printk messages dropped ** [ 1344.661041][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 11 printk messages dropped ** [ 1344.661461][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 6 printk messages dropped ** [ 1344.661682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1344.662073][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1344.662436][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.662813][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.662977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.663330][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1344.663389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.663418][ T32] r4:849b67c0 [ 1344.663709][ T32] INFO: task kworker/0:823:5748 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.663747][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.663853][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.663904][ T32] Call trace: [ 1344.663934][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.664080][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.664108][ T32] r4:00000000 [ 1344.664130][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.664172][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.664228][ T32] 1d20: 96796000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.664290][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.664347][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.664375][ T32] r5:800f0013 r4:80239bb0 [ 1344.664407][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.664449][ T32] r4:82ac21e4 [ 1344.664470][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.664512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.664535][ T32] r4:e05c1dc0 [ 1344.664555][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.664597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.664648][ T32] r4:00000000 [ 1344.664705][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.664756][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.664779][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.664821][ T32] r5:00001000 r4:dfd53000 [ 1344.664921][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.664965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.665008][ T32] r5:84be0b8c r4:84be0800 [ 1344.665028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.665077][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.665101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.665149][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.665172][ T32] r4:84bb2000 [ 1344.665218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.665271][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.665306][ T32] r4:00000001 [ 1344.665332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.665387][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.665447][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.665478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.665506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.665535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.665560][ T32] r4:84ba8980 [ 1344.665581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.665650][ T32] INFO: task kworker/1:483:5749 blocked for more than 471 seconds. [ 1344.665695][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.665748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.665785][ T32] task:kworker/1:483 state:D stack:0 pid:5749 tgid:5749 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.665869][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.665982][ T32] Call trace: [ 1344.666053][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.666104][ T32] r10:8291a684 r9:ec77dd84 r8:00000002 r7:60000113 r6:ec77dd8c r5:847dec00 [ 1344.666128][ T32] r4:847dec00 [ 1344.666149][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.666192][ T32] r5:847dec00 r4:8291a680 [ 1344.666213][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.666252][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.666293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec77de08 [ 1344.666315][ T32] r4:00000000 [ 1344.666334][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.666367][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.666409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.666450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843e5cc0 [ 1344.666503][ T32] r4:00000000 [ 1344.666528][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.666574][ T32] r9:83018205 r8:847dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1344.666595][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.666654][ T32] r5:00001000 r4:ec54d000 [ 1344.666693][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.666748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1344.666813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1344.667203][ T32] Exception stack(0xec77dfb0 to 0xec77dff8) ** 6 printk messages dropped ** [ 1344.667727][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.691840][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1344.692183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1344.692817][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1344.693055][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.693558][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.694191][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.694761][ T32] r5:00001000 r4:ec55f000 ** 1 printk messages dropped ** [ 1344.694884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.694980][ T32] r5:858bdf8c r4:858bdc00 [ 1344.695012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.695062][ T32] r7:ddde2d80 r6:83018200 r5:858bdf8c r4:84ba5080 [ 1344.695085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.695171][ T32] r10:61c88647 r9:847dbc00 r8:84ba50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.695196][ T32] r4:84ba5080 [ 1344.695216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.695289][ T32] r10:00000000 r9:84ba5080 r8:80287e08 r7:ec755e60 r6:84ba5100 r5:847dbc00 [ 1344.695316][ T32] r4:00000001 [ 1344.695336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.695372][ T32] Exception stack(0xec781fb0 to 0xec781ff8) [ 1344.695438][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.695472][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.695518][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.695592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.695664][ T32] r4:843e5d40 [ 1344.696124][ T32] INFO: task kworker/1:484:5752 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.696165][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.696323][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.696387][ T32] Call trace: [ 1344.696427][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.696479][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.696502][ T32] r4:00000000 [ 1344.696521][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.696577][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.696695][ T32] 1d20: 96b58000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.696784][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.696813][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.696843][ T32] r5:800f0013 r4:80239bb0 [ 1344.696865][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.696907][ T32] r4:82ac21e4 [ 1344.696955][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.697002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.697027][ T32] r4:e05c1dc0 [ 1344.697075][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.697122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.697145][ T32] r4:00000000 [ 1344.697167][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.697213][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.697290][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.697416][ T32] r5:00001000 r4:dfd53000 [ 1344.697442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.697544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.697591][ T32] r5:84be0b8c r4:84be0800 [ 1344.697612][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.697662][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.697699][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.697749][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.697777][ T32] r4:84bb2000 [ 1344.697799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.697847][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.697870][ T32] r4:00000001 [ 1344.697904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.697945][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.697971][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.698000][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.698038][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.717953][ T32] INFO: task kworker/1:485:5754 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1344.718968][ T32] r5:858e8000 r4:8291a680 ** 5 printk messages dropped ** [ 1344.719163][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.719720][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.719769][ T32] r5:858be78c r4:858be400 ** 2 printk messages dropped ** [ 1344.719879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.720397][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.721227][ T32] Call trace: ** 5 printk messages dropped ** [ 1344.721507][ T32] 1d20: 96e21000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 9 printk messages dropped ** [ 1344.721869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1344.722357][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.722807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.723258][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.723803][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.724333][ T32] r5:00001000 r4:ec58f000 ** 1 printk messages dropped ** [ 1344.724412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.724765][ T32] r10:00000000 r9:84ba5280 r8:80287e08 r7:ec785e60 r6:84ba5300 r5:858e8c00 ** 9 printk messages dropped ** [ 1344.725372][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.726030][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1344.726638][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.726730][ T32] r5:00001000 r4:dfd53000 [ 1344.726781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.726853][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.726962][ T32] r5:84be0b8c r4:84be0800 [ 1344.727056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.727111][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.727162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.727243][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.727269][ T32] r4:84bb2000 [ 1344.727304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.727355][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.727393][ T32] r4:00000001 [ 1344.727423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.727489][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.727519][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.727589][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.727621][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.727650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.727706][ T32] r4:84ba8980 [ 1344.727761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.727790][ T32] INFO: task kworker/1:487:5758 blocked for more than 471 seconds. [ 1344.727819][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.727872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.727926][ T32] task:kworker/1:487 state:D stack:0 pid:5758 tgid:5758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.728025][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.728139][ T32] Call trace: [ 1344.761172][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.761348][ T32] r10:8291a684 r9:ec78dd84 r8:00000002 r7:60000013 r6:ec78dd8c r5:858e9800 [ 1344.761380][ T32] r4:858e9800 [ 1344.761409][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.761456][ T32] r5:858e9800 r4:8291a680 [ 1344.761478][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.761545][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.761594][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec78de08 [ 1344.761618][ T32] r4:00000000 [ 1344.761639][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.761675][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.761726][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.761773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba4480 [ 1344.761797][ T32] r4:00000000 [ 1344.761847][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.761922][ T32] r9:83018205 r8:858e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1344.761948][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.761995][ T32] r5:00001000 r4:ec5a3000 [ 1344.762045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.762119][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.762226][ T32] r5:858bef8c r4:858bec00 [ 1344.762250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.762301][ T32] r7:ddde2d80 r6:83018200 r5:858bef8c r4:84ba5380 [ 1344.762322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.762369][ T32] r10:61c88647 r9:858e9800 r8:84ba53ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.762392][ T32] r4:84ba5380 [ 1344.762418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.762465][ T32] r10:00000000 r9:84ba5380 r8:80287e08 r7:ec789e60 r6:84ba5400 r5:858e9800 [ 1344.762487][ T32] r4:00000001 [ 1344.762506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.762574][ T32] Exception stack(0xec78dfb0 to 0xec78dff8) [ 1344.762637][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.762671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.762700][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.762730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.762751][ T32] r4:84ba4080 [ 1344.763174][ T32] INFO: task kworker/1:487:5758 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.763212][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.763319][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.763388][ T32] Call trace: [ 1344.763428][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.763481][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.763506][ T32] r4:00000000 [ 1344.763602][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.763666][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.763696][ T32] 1d20: 9752d000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.763738][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.763779][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.763806][ T32] r5:800f0013 r4:80239bb0 [ 1344.763828][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.763871][ T32] r4:82ac21e4 [ 1344.763912][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.763958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.763981][ T32] r4:e05c1dc0 [ 1344.764028][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.764074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.764099][ T32] r4:00000000 [ 1344.764119][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.764165][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.764186][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.764286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.764778][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1344.765474][ T32] INFO: task kworker/1:488:5760 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1344.766000][ T32] r4:858eb000 ** 3 printk messages dropped ** [ 1344.766198][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.766831][ T32] r5:00001000 r4:ec5cf000 ** 1 printk messages dropped ** [ 1344.766894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.767349][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.767610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.780334][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1344.780659][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.780942][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.781201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1344.781772][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.782057][ T32] task:kworker/1:489 state:D stack:0 pid:5761 tgid:5761 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.782803][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.782872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.782918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba48c0 [ 1344.782942][ T32] r4:00000000 [ 1344.782963][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.783037][ T32] r9:83018205 r8:858ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1344.783079][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.783179][ T32] r5:00001000 r4:ec5bb000 [ 1344.783204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.783243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.783285][ T32] r5:858bf38c r4:858bf000 [ 1344.783305][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.783350][ T32] r7:ddde2d80 r6:83018200 r5:858bf38c r4:84ba5580 [ 1344.783371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.783424][ T32] r10:61c88647 r9:858ebc00 r8:84ba55ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.783448][ T32] r4:84ba5580 [ 1344.783467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.783513][ T32] r10:00000000 r9:84ba5580 r8:80287e08 r7:ec795e60 r6:84ba5600 r5:858ebc00 [ 1344.783578][ T32] r4:00000001 [ 1344.783632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.783735][ T32] Exception stack(0xec799fb0 to 0xec799ff8) [ 1344.783792][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.783831][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.783858][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.783915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.783943][ T32] r4:84ba4340 [ 1344.784353][ T32] INFO: task kworker/1:489:5761 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.784404][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.784466][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.784511][ T32] Call trace: [ 1344.784541][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.784592][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.784643][ T32] r4:00000000 [ 1344.784669][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.784716][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.784752][ T32] 1d20: 9752d000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.784812][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.784841][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.784866][ T32] r5:800f0013 r4:80239bb0 [ 1344.784887][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.784954][ T32] r4:82ac21e4 [ 1344.785036][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.785082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.785160][ T32] r4:e05c1dc0 [ 1344.785184][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.785253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.785297][ T32] r4:00000000 [ 1344.785349][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.785415][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.785471][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.785581][ T32] r5:00001000 r4:dfd53000 [ 1344.785608][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.785648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.785719][ T32] r5:84be0b8c r4:84be0800 [ 1344.785760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.785811][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.785833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.785948][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.785974][ T32] r4:84bb2000 [ 1344.785994][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.786056][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.786093][ T32] r4:00000001 [ 1344.786115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1344.786321][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.786588][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.786998][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.787586][ T32] r5:00001000 r4:eaf5f000 ** 1 printk messages dropped ** [ 1344.787657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.787894][ T32] r10:61c88647 r9:858ea400 r8:848218ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1344.821856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.822707][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.822916][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1344.823225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1344.823654][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1344.823875][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.824125][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1344.824485][ T32] task:kworker/1:490 state:D stack:0 pid:5769 tgid:5769 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.825218][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.825607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.825828][ T32] r10:61c88647 r9:858ed400 r8:84ba572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.826145][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.826173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.826240][ T32] r4:84ba4800 [ 1344.826498][ T32] INFO: task kworker/1:490:5769 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.826535][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.826684][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.826762][ T32] Call trace: [ 1344.826824][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.826877][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.826901][ T32] r4:00000000 [ 1344.826920][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.826959][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.826986][ T32] 1d20: 97c08000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.827015][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.827041][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.827093][ T32] r5:800f0013 r4:80239bb0 [ 1344.827119][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.827160][ T32] r4:82ac21e4 [ 1344.827180][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.827264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.827291][ T32] r4:e05c1dc0 [ 1344.827312][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.827354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.827377][ T32] r4:00000000 [ 1344.827438][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.827489][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.827538][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.827611][ T32] r5:00001000 r4:dfd53000 [ 1344.827633][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.827687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.827734][ T32] r5:84be0b8c r4:84be0800 [ 1344.827756][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.827804][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.827826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.827875][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.827898][ T32] r4:84bb2000 [ 1344.827917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.827964][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.827988][ T32] r4:00000001 [ 1344.828069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.828110][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.835894][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.836025][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.836060][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.836095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.836148][ T32] r4:84ba8980 [ 1344.836204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.836240][ T32] INFO: task kworker/1:491:5770 blocked for more than 471 seconds. [ 1344.836275][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.836317][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.836343][ T32] task:kworker/1:491 state:D stack:0 pid:5770 tgid:5770 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.836412][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.836532][ T32] Call trace: [ 1344.836572][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.836628][ T32] r10:8291a684 r9:ec659d84 r8:00000002 r7:60000113 r6:ec659d8c r5:858ee000 [ 1344.836652][ T32] r4:858ee000 [ 1344.836675][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.836718][ T32] r5:858ee000 r4:8291a680 [ 1344.836769][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.836813][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.836857][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec659e08 [ 1344.836881][ T32] r4:00000000 [ 1344.836902][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.836936][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.836973][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.837028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba4ac0 [ 1344.837054][ T32] r4:00000000 [ 1344.837104][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.837159][ T32] r9:83018205 r8:858ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f015000 [ 1344.837182][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.837225][ T32] r5:00001000 r4:dfaef000 [ 1344.837247][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.837287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.837387][ T32] r5:858bfb8c r4:858bf800 [ 1344.837449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.837546][ T32] r7:ddde2d80 r6:83018200 r5:858bfb8c r4:84ba5800 [ 1344.837574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.837627][ T32] r10:61c88647 r9:858ee000 r8:84ba582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.837650][ T32] r4:84ba5800 [ 1344.837670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.837716][ T32] r10:00000000 r9:84ba5800 r8:80287e08 r7:ec791e60 r6:84ba5880 r5:858ee000 [ 1344.837739][ T32] r4:00000001 [ 1344.837758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.837823][ T32] Exception stack(0xec659fb0 to 0xec659ff8) [ 1344.837865][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.837912][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.837944][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.837973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1344.843214][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.843845][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1344.844293][ T32] r5:00001000 r4:dfd53000 ** 7 printk messages dropped ** [ 1344.844581][ T32] r4:84bb2000 ** 3 printk messages dropped ** [ 1344.844749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1344.845059][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1344.845481][ T32] r4:858eec00 ** 4 printk messages dropped ** [ 1344.845740][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec699e08 ** 4 printk messages dropped ** [ 1344.846020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84440d00 [ 1344.846077][ T32] r4:00000000 [ 1344.846100][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.846145][ T32] r9:83018205 r8:858eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1344.846182][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.846227][ T32] r5:00001000 r4:ebb5b000 [ 1344.846247][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.846314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.846363][ T32] r5:858bff8c r4:858bfc00 [ 1344.846385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.846477][ T32] r7:ddde2d80 r6:83018200 r5:858bff8c r4:84ba5900 [ 1344.846503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.846589][ T32] r10:61c88647 r9:858eec00 r8:84ba592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.846617][ T32] r4:84ba5900 [ 1344.846637][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.846682][ T32] r10:00000000 r9:84ba5900 r8:80287e08 r7:ec791e60 r6:84ba5980 r5:858eec00 [ 1344.846706][ T32] r4:00000001 [ 1344.846811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.846852][ T32] Exception stack(0xec699fb0 to 0xec699ff8) [ 1344.846898][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.846930][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.846956][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.846985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.847008][ T32] r4:84ba4800 [ 1344.847287][ T32] INFO: task kworker/1:492:5771 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.847353][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.847417][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.847465][ T32] Call trace: [ 1344.847527][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.847631][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.847659][ T32] r4:00000000 [ 1344.847680][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.847750][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.847810][ T32] 1d20: 97c08000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.847843][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.847870][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.847894][ T32] r5:800f0013 r4:80239bb0 [ 1344.847914][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.847955][ T32] r4:82ac21e4 [ 1344.848006][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.848052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.848163][ T32] r4:e05c1dc0 [ 1344.866361][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.866467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.866515][ T32] r4:00000000 [ 1344.866566][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.866650][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.866687][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.866772][ T32] r5:00001000 r4:dfd53000 [ 1344.866825][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.866869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.866914][ T32] r5:84be0b8c r4:84be0800 [ 1344.866935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.867028][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.867065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.867117][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.867168][ T32] r4:84bb2000 [ 1344.867191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.867266][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.867382][ T32] r4:00000001 [ 1344.867409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.867467][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.867508][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.867573][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.867612][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.867670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.867698][ T32] r4:84ba8980 [ 1344.867724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.867755][ T32] INFO: task kworker/0:825:5773 blocked for more than 471 seconds. [ 1344.867789][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.867815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.867866][ T32] task:kworker/0:825 state:D stack:0 pid:5773 tgid:5773 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.867931][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.868009][ T32] Call trace: [ 1344.868112][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1344.881680][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1344.882140][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.882292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.882687][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.882859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.883802][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.884012][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1344.884331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 7 printk messages dropped ** [ 1344.884704][ T32] r5:84be0b8c r4:84be0800 ** 5 printk messages dropped ** [ 1344.884937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1344.885193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1344.885640][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1344.885711][ T32] r4:858f0000 [ 1344.885731][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.885773][ T32] r5:858f0000 r4:8291a680 [ 1344.885792][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.885832][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.885873][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b9e08 [ 1344.885895][ T32] r4:00000000 [ 1344.885914][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.885947][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.886010][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.886083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7f040 [ 1344.886109][ T32] r4:00000000 [ 1344.886129][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.886175][ T32] r9:83018005 r8:858f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1344.886227][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.886312][ T32] r5:00001000 r4:eb259000 [ 1344.886338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.886445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.886492][ T32] r5:84bd6b8c r4:84bd6800 [ 1344.886512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.886558][ T32] r7:dddced80 r6:83018000 r5:84bd6b8c r4:84821980 [ 1344.886598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.886675][ T32] r10:61c88647 r9:858f0000 r8:848219ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.886701][ T32] r4:84821980 [ 1344.886721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.886777][ T32] r10:00000000 r9:84821980 r8:80287e08 r7:ec6a9e60 r6:84ba5a80 r5:858f0000 [ 1344.886804][ T32] r4:00000001 [ 1344.886852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.886893][ T32] Exception stack(0xec6b9fb0 to 0xec6b9ff8) [ 1344.886954][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.887077][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.887109][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.887181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.887207][ T32] r4:849b6540 [ 1344.887445][ T32] INFO: task kworker/0:826:5775 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.887479][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.887532][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.887664][ T32] Call trace: [ 1344.887695][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.887746][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.887770][ T32] r4:00000000 [ 1344.887853][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.887896][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.887952][ T32] 1d20: 982cc000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.888015][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.888070][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.888132][ T32] r5:800f0013 r4:80239bb0 [ 1344.896284][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1344.896563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1344.897086][ T32] r5:84be0b8c r4:84be0800 ** 5 printk messages dropped ** [ 1344.897469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.897880][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1344.898111][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.909194][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.909756][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.909889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.910162][ T32] r4:84821a00 ** 6 printk messages dropped ** [ 1344.910463][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.911346][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1344.911673][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.911930][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.912194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.912525][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 9 printk messages dropped ** [ 1344.913001][ T32] INFO: task kworker/0:828:5779 blocked for more than 471 seconds. ** 10 printk messages dropped ** [ 1344.913507][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.913572][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.913618][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a9e08 [ 1344.913696][ T32] r4:00000000 [ 1344.913745][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.913786][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.913823][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.913873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7f440 [ 1344.914033][ T32] r4:00000000 [ 1344.914058][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.914104][ T32] r9:83018005 r8:858f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1344.914126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.914166][ T32] r5:00001000 r4:eb5cf000 [ 1344.914212][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.914255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.914297][ T32] r5:84bd738c r4:84bd7000 [ 1344.914337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.914395][ T32] r7:dddced80 r6:83018000 r5:84bd738c r4:84821a80 [ 1344.914417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.914492][ T32] r10:61c88647 r9:858f2400 r8:84821aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.914546][ T32] r4:84821a80 [ 1344.914594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.914664][ T32] r10:00000000 r9:84821a80 r8:80287e08 r7:ec6dde60 r6:84ba5b80 r5:858f2400 [ 1344.914697][ T32] r4:00000001 [ 1344.914717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.914752][ T32] Exception stack(0xec7a9fb0 to 0xec7a9ff8) [ 1344.914792][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.914826][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.914854][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.914916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.914941][ T32] r4:84b7f1c0 [ 1344.915173][ T32] INFO: task kworker/0:828:5779 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.915207][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.915353][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.915417][ T32] Call trace: [ 1344.915447][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.915498][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.915567][ T32] r4:00000000 [ 1344.915609][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.915653][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.915681][ T32] 1d20: 98492000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.915711][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.915736][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.915759][ T32] r5:800f0013 r4:80239bb0 [ 1344.915779][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.915818][ T32] r4:82ac21e4 [ 1344.915838][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.915879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.915901][ T32] r4:e05c1dc0 [ 1344.915921][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.915962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.915986][ T32] r4:00000000 [ 1344.916005][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.916048][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.916070][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.916111][ T32] r5:00001000 r4:dfd53000 [ 1344.916132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.916170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.916224][ T32] r5:84be0b8c r4:84be0800 [ 1344.916248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.916297][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.916318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.916365][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1344.916416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.916734][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1344.916931][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.917380][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.917820][ T32] r5:00001000 r4:eb903000 ** 1 printk messages dropped ** [ 1344.917937][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.941370][ T32] r4:84821b00 ** 4 printk messages dropped ** [ 1344.941837][ T32] Exception stack(0xec7b1fb0 to 0xec7b1ff8) ** 4 printk messages dropped ** [ 1344.942012][ T32] r4:84b7f240 ** 5 printk messages dropped ** [ 1344.942853][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1344.943272][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.943597][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.943934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1344.944288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.944354][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.944402][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.944443][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.944557][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.944593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.944618][ T32] r4:84ba8980 [ 1344.944641][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.944729][ T32] INFO: task kworker/0:830:5782 blocked for more than 471 seconds. [ 1344.944788][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.944817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.944838][ T32] task:kworker/0:830 state:D stack:0 pid:5782 tgid:5782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.944884][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.944947][ T32] Call trace: [ 1344.945007][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.945094][ T32] r10:8291a684 r9:ec7b5d84 r8:00000002 r7:60000013 r6:ec7b5d8c r5:858f1800 [ 1344.945120][ T32] r4:858f1800 [ 1344.945224][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.945325][ T32] r5:858f1800 r4:8291a680 [ 1344.945418][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.945466][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.945509][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b5e08 [ 1344.945532][ T32] r4:00000000 [ 1344.945551][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.945585][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.945619][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.945661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7f600 [ 1344.945683][ T32] r4:00000000 [ 1344.945744][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.945795][ T32] r9:83018005 r8:858f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1344.945818][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.945860][ T32] r5:00001000 r4:eb65b000 [ 1344.945935][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.945993][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.946067][ T32] r5:84bd778c r4:84bd7400 [ 1344.946090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.946137][ T32] r7:dddced80 r6:83018000 r5:84bd778c r4:84821b80 [ 1344.946159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.946206][ T32] r10:61c88647 r9:858f1800 r8:84821bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.946256][ T32] r4:84821b80 [ 1344.946299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.946379][ T32] r10:00000000 r9:84821b80 r8:80287e08 r7:ec7b1e60 r6:84ba5c80 r5:858f1800 [ 1344.946438][ T32] r4:00000001 [ 1344.946515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.946556][ T32] Exception stack(0xec7b5fb0 to 0xec7b5ff8) [ 1344.946582][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.946637][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.946668][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.946726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.946760][ T32] r4:84b7f240 [ 1344.946996][ T32] INFO: task kworker/0:830:5782 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.947030][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.947238][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.947461][ T32] Call trace: [ 1344.947523][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.947601][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.947640][ T32] r4:00000000 [ 1344.947751][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.947795][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.947823][ T32] 1d20: 98849000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.947957][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.947988][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.948067][ T32] r5:800f0013 r4:80239bb0 [ 1344.948094][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.948174][ T32] r4:82ac21e4 [ 1344.971396][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.971506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 2 printk messages dropped ** [ 1344.971682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1344.972221][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1344.972704][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.973054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.973126][ T32] task:kworker/0:831 state:D stack:0 pid:5785 tgid:5785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.973192][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.973238][ T32] Call trace: [ 1344.973271][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.973323][ T32] r10:8291a684 r9:ec7c1d84 r8:00000002 r7:60000113 r6:ec7c1d8c r5:858f6000 [ 1344.973346][ T32] r4:858f6000 [ 1344.973366][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.973418][ T32] r5:858f6000 r4:8291a680 [ 1344.973467][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.973518][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.973560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c1e08 [ 1344.973585][ T32] r4:00000000 [ 1344.973604][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.973639][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.973672][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.973713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7f700 [ 1344.973735][ T32] r4:00000000 [ 1344.973754][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.973797][ T32] r9:83018005 r8:858f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1344.973818][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.973859][ T32] r5:00001000 r4:eb723000 [ 1344.973878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.973930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.973979][ T32] r5:84bd7b8c r4:84bd7800 [ 1344.973999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.974045][ T32] r7:dddced80 r6:83018000 r5:84bd7b8c r4:84821c00 [ 1344.974065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1344.974390][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.974632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.975391][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.975678][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1344.975887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1344.976227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.976803][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1344.976972][ T32] r4:84ba8980 ** 3 printk messages dropped ** [ 1344.977068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1344.977512][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1344.978014][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1344.989577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.989849][ T32] r4:84821c80 ** 4 printk messages dropped ** [ 1344.990034][ T32] Exception stack(0xec7c5fb0 to 0xec7c5ff8) ** 6 printk messages dropped ** [ 1344.990831][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.991016][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.991082][ T32] Call trace: [ 1344.991210][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.991294][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.991349][ T32] r4:00000000 [ 1344.991388][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.991443][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.991477][ T32] 1d20: 98c3e000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.991520][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.991592][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.991624][ T32] r5:800f0013 r4:80239bb0 [ 1344.991648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.991749][ T32] r4:82ac21e4 [ 1344.991829][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.991875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1344.991899][ T32] r4:e05c1dc0 [ 1344.991918][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.991972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1344.991999][ T32] r4:00000000 [ 1344.992019][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.992066][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.992116][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.992163][ T32] r5:00001000 r4:dfd53000 [ 1344.992184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.992225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.992294][ T32] r5:84be0b8c r4:84be0800 [ 1344.992330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.992387][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1344.992410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.992458][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.992480][ T32] r4:84bb2000 [ 1344.992526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.992597][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1344.992623][ T32] r4:00000001 [ 1344.992642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.992679][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1344.992705][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.992760][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.992791][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.992819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.992844][ T32] r4:84ba8980 [ 1344.992892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.992951][ T32] INFO: task kworker/0:833:5788 blocked for more than 471 seconds. [ 1344.993017][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.993057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.993081][ T32] task:kworker/0:833 state:D stack:0 pid:5788 tgid:5788 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.993178][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.993253][ T32] Call trace: [ 1344.993314][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.993381][ T32] r10:8291a684 r9:ebb75d84 r8:00000002 r7:60000013 r6:ebb75d8c r5:84b3a400 [ 1344.993409][ T32] r4:84b3a400 [ 1344.993457][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.993504][ T32] r5:84b3a400 r4:8291a680 [ 1344.993524][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.993563][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.993604][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb75e08 ** 2 printk messages dropped ** [ 1344.993773][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.994231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.994280][ T32] r5:8587cb8c r4:8587c800 ** 2 printk messages dropped ** [ 1344.994405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1344.994540][ T32] r10:00000000 r9:84821d00 r8:80287e08 r7:ec7b1e60 r6:84821d80 r5:84b3a400 [ 1344.994617][ T32] r4:00000001 [ 1344.994641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.994703][ T32] Exception stack(0xebb75fb0 to 0xebb75ff8) [ 1344.994732][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.994760][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.994786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.994844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.994873][ T32] r4:84b7f6c0 [ 1344.995127][ T32] INFO: task kworker/0:833:5788 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1344.995187][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.995302][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.995369][ T32] Call trace: [ 1344.995434][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.995489][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1344.995513][ T32] r4:00000000 [ 1344.995534][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.995626][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1344.995664][ T32] 1d20: 98c3e000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1344.995695][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1344.995721][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.995744][ T32] r5:800f0013 r4:80239bb0 [ 1344.995764][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.995805][ T32] r4:82ac21e4 [ 1344.995852][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.995925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 7 printk messages dropped ** [ 1344.996261][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1344.996573][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1344.996838][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.997248][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.997650][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.997845][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.997910][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.997971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7fb40 [ 1344.998023][ T32] r4:00000000 [ 1344.998074][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.998167][ T32] r9:83018005 r8:84b3b000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.023406][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.023511][ T32] r5:00001000 r4:eb923000 [ 1345.023535][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.023618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.023662][ T32] r5:8587c78c r4:8587c400 [ 1345.023682][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.023729][ T32] r7:dddced80 r6:83018000 r5:8587c78c r4:84821e00 [ 1345.023778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.023832][ T32] r10:61c88647 r9:84b3b000 r8:84821e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.023857][ T32] r4:84821e00 [ 1345.023876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.023925][ T32] r10:00000000 r9:84821e00 r8:80287e08 r7:ebb75e60 r6:84821e80 r5:84b3b000 [ 1345.023947][ T32] r4:00000001 [ 1345.023968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.024007][ T32] Exception stack(0xec61dfb0 to 0xec61dff8) [ 1345.024036][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.024092][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.024124][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.024154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1345.024732][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.025041][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1345.025432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1345.025962][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.026212][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.026568][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.026952][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1345.027299][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1345.027494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.027718][ T32] r4:84821f00 ** 4 printk messages dropped ** [ 1345.027857][ T32] Exception stack(0xec7c9fb0 to 0xec7c9ff8) ** 4 printk messages dropped ** [ 1345.028031][ T32] r4:84b7fb80 ** 5 printk messages dropped ** [ 1345.044867][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 7 printk messages dropped ** [ 1345.045233][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1345.045756][ T32] r5:00001000 r4:dfd53000 ** 8 printk messages dropped ** [ 1345.046103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.046180][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.046207][ T32] r4:00000001 [ 1345.046229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.046266][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.046291][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.046319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.046346][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.046374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.046422][ T32] r4:84ba8980 [ 1345.046535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.046570][ T32] INFO: task kworker/0:836:5795 blocked for more than 471 seconds. [ 1345.046631][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.046659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.046683][ T32] task:kworker/0:836 state:D stack:0 pid:5795 tgid:5795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.046730][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.046831][ T32] Call trace: [ 1345.046864][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.046937][ T32] r10:8291a684 r9:ec7d5d84 r8:00000002 r7:60000013 r6:ec7d5d8c r5:84b3c800 [ 1345.046965][ T32] r4:84b3c800 [ 1345.046986][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.047029][ T32] r5:84b3c800 r4:8291a680 [ 1345.047049][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.047089][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.047158][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d5e08 [ 1345.047213][ T32] r4:00000000 [ 1345.047237][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.047274][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.047344][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.047462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7fd80 [ 1345.047489][ T32] r4:00000000 [ 1345.047538][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.047634][ T32] r9:83018005 r8:84b3c800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1345.047659][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.047701][ T32] r5:00001000 r4:eb9b9000 [ 1345.047722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.047760][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.047803][ T32] r5:8587cf8c r4:8587cc00 [ 1345.047824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.047869][ T32] r7:dddced80 r6:83018000 r5:8587cf8c r4:84bdd000 [ 1345.047964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.048208][ T32] r10:61c88647 r9:84b3c800 r8:84bdd02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.060877][ T32] r4:84bdd000 [ 1345.060930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.061008][ T32] r10:00000000 r9:84bdd000 r8:80287e08 r7:ec7c9e60 r6:84bdd080 r5:84b3c800 [ 1345.061047][ T32] r4:00000001 [ 1345.061101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.061205][ T32] Exception stack(0xec7d5fb0 to 0xec7d5ff8) [ 1345.061239][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.061299][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.061331][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.061400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.061458][ T32] r4:84b7fb80 [ 1345.061889][ T32] INFO: task kworker/0:836:5795 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.061929][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.062043][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.062110][ T32] Call trace: [ 1345.062225][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.062312][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.062340][ T32] r4:00000000 [ 1345.062362][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.062411][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.062497][ T32] 1d20: 9952b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.062530][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.062556][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.062580][ T32] r5:800f0013 r4:80239bb0 [ 1345.062653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.062788][ T32] r4:82ac21e4 [ 1345.062823][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.062900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.062947][ T32] r4:e05c1dc0 [ 1345.063012][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.063091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.063118][ T32] r4:00000000 [ 1345.063166][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.063251][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.063277][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.063320][ T32] r5:00001000 r4:dfd53000 [ 1345.063341][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.063385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.063429][ T32] r5:84be0b8c r4:84be0800 [ 1345.063451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.063527][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.063593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.063688][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.063742][ T32] r4:84bb2000 [ 1345.063785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.063878][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.063934][ T32] r4:00000001 [ 1345.063984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.064053][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 3 printk messages dropped ** [ 1345.064230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1345.064889][ T32] r5:84b3d400 r4:8291a680 ** 3 printk messages dropped ** [ 1345.065014][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.065202][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.065435][ T32] r5:00001000 r4:ebabd000 ** 1 printk messages dropped ** [ 1345.065494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.065678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.066155][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.066979][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.067255][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1345.067649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 4 printk messages dropped ** [ 1345.067905][ T32] r5:00001000 r4:dfd53000 [ 1345.067952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.067997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.068041][ T32] r5:84be0b8c r4:84be0800 [ 1345.068063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.068111][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.068194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.089177][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.089227][ T32] r4:84bb2000 [ 1345.089251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.089323][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.089348][ T32] r4:00000001 [ 1345.089385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.089433][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.089481][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.089513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.089542][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.089598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.089625][ T32] r4:84ba8980 [ 1345.089661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.089725][ T32] INFO: task kworker/0:838:5799 blocked for more than 471 seconds. [ 1345.089780][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.089808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.089830][ T32] task:kworker/0:838 state:D stack:0 pid:5799 tgid:5799 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.089890][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.089977][ T32] Call trace: [ 1345.090018][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.090128][ T32] r10:8291a684 r9:ec7cdd84 r8:00000002 r7:60000113 r6:ec7cdd8c r5:84b3ec00 [ 1345.090158][ T32] r4:84b3ec00 [ 1345.090179][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.090224][ T32] r5:84b3ec00 r4:8291a680 [ 1345.090297][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.090371][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.090425][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7cde08 [ 1345.090668][ T32] r4:00000000 [ 1345.090734][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.090777][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.090817][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.090859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b6fc0 [ 1345.090881][ T32] r4:00000000 [ 1345.090901][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.090948][ T32] r9:83018005 r8:84b3ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.091012][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.091071][ T32] r5:00001000 r4:ebadb000 [ 1345.091095][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.091136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.091206][ T32] r5:8587db8c r4:8587d800 [ 1345.091260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.091319][ T32] r7:dddced80 r6:83018000 r5:8587db8c r4:84bdd200 [ 1345.091341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.091395][ T32] r10:61c88647 r9:84b3ec00 r8:84bdd22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.091419][ T32] r4:84bdd200 [ 1345.091466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.091603][ T32] r10:00000000 r9:84bdd200 r8:80287e08 r7:ec7d9e60 r6:84bdd280 r5:84b3ec00 [ 1345.091637][ T32] r4:00000001 [ 1345.091658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.091727][ T32] Exception stack(0xec7cdfb0 to 0xec7cdff8) [ 1345.091756][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.091785][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.091811][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.091841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.091893][ T32] r4:84ba4f40 [ 1345.092356][ T32] INFO: task kworker/0:838:5799 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.092423][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.092530][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.092599][ T32] Call trace: [ 1345.092687][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.092751][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.092774][ T32] r4:00000000 [ 1345.092794][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.092834][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.092863][ T32] 1d20: 99746000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 3 printk messages dropped ** [ 1345.093031][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1345.093551][ T32] r5:00001000 r4:dfd53000 ** 8 printk messages dropped ** [ 1345.094000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1345.094382][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1345.094701][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.094997][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.095665][ T32] r5:00001000 r4:ebafd000 ** 1 printk messages dropped ** [ 1345.095758][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1345.096221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1345.096541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1345.097190][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.097213][ T32] r4:00000000 [ 1345.097233][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.097270][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.097298][ T32] 1d20: 99746000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.097365][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.097399][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.097436][ T32] r5:800f0013 r4:80239bb0 [ 1345.097461][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.097503][ T32] r4:82ac21e4 [ 1345.097536][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.097688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.097716][ T32] r4:e05c1dc0 [ 1345.097748][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.097794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.097817][ T32] r4:00000000 [ 1345.097852][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.097937][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.097992][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.098037][ T32] r5:00001000 r4:dfd53000 [ 1345.098200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.120728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.120832][ T32] r5:84be0b8c r4:84be0800 [ 1345.120858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.120924][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.120960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.121037][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.121101][ T32] r4:84bb2000 [ 1345.121125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.121195][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.121221][ T32] r4:00000001 [ 1345.121241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.121280][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.121310][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.121361][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.121392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.121427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.121450][ T32] r4:84ba8980 [ 1345.121484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.121539][ T32] INFO: task kworker/0:840:5803 blocked for more than 471 seconds. [ 1345.121597][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.121635][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.121678][ T32] task:kworker/0:840 state:D stack:0 pid:5803 tgid:5803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.121753][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.121822][ T32] Call trace: [ 1345.121869][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.121923][ T32] r10:8291a684 r9:ec7e5d84 r8:00000002 r7:60000013 r6:ec7e5d8c r5:858f3000 [ 1345.121947][ T32] r4:858f3000 [ 1345.121992][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.122039][ T32] r5:858f3000 r4:8291a680 [ 1345.122061][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.122124][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.122170][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e5e08 [ 1345.122224][ T32] r4:00000000 [ 1345.122247][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.122285][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.122322][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.122363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcb580 [ 1345.122385][ T32] r4:00000000 [ 1345.122413][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.122460][ T32] r9:83018005 r8:858f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 1 printk messages dropped ** [ 1345.122533][ T32] r5:00001000 r4:ebb71000 ** 1 printk messages dropped ** [ 1345.122596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.122762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.123050][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.123808][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.124121][ T32] 1d20: 999e5000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 7 printk messages dropped ** [ 1345.124491][ T32] r4:e05c1dc0 ** 5 printk messages dropped ** [ 1345.124728][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1345.125138][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 9 printk messages dropped ** [ 1345.125489][ T32] INFO: task kworker/0:841:5805 blocked for more than 471 seconds. ** 5 printk messages dropped ** [ 1345.125770][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.125846][ T32] r10:8291a684 r9:ec7ddd84 r8:00000002 r7:60000013 r6:ec7ddd8c r5:858f6c00 [ 1345.125872][ T32] r4:858f6c00 [ 1345.125914][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.125961][ T32] r5:858f6c00 r4:8291a680 [ 1345.125981][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.126020][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.126061][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7dde08 [ 1345.126083][ T32] r4:00000000 [ 1345.126118][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.126156][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.126192][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.126232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcb340 [ 1345.126253][ T32] r4:00000000 [ 1345.126282][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.126330][ T32] r9:83018005 r8:858f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1345.126351][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.126392][ T32] r5:00001000 r4:ebb2d000 [ 1345.126419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.126458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.126498][ T32] r5:8587e38c r4:8587e000 [ 1345.126518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.126563][ T32] r7:dddced80 r6:83018000 r5:8587e38c r4:84bdd400 [ 1345.126595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.126646][ T32] r10:61c88647 r9:858f6c00 r8:84bdd42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.126689][ T32] r4:84bdd400 [ 1345.126721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.126768][ T32] r10:00000000 r9:84bdd400 r8:80287e08 r7:ec7e5e60 r6:84ba5f00 r5:858f6c00 [ 1345.126790][ T32] r4:00000001 [ 1345.126809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.126844][ T32] Exception stack(0xec7ddfb0 to 0xec7ddff8) [ 1345.126871][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.126910][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.126939][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.126967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.127009][ T32] r4:84bcb1c0 [ 1345.127287][ T32] INFO: task kworker/0:841:5805 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.127334][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.127455][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.127604][ T32] Call trace: [ 1345.127650][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.127704][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.127742][ T32] r4:00000000 [ 1345.127799][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.127846][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.127890][ T32] 1d20: 999e5000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.127946][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.127994][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.128043][ T32] r5:800f0013 r4:80239bb0 [ 1345.128146][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.145272][ T32] r4:82ac21e4 [ 1345.145329][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.145412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.145460][ T32] r4:e05c1dc0 [ 1345.145492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.145537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.145560][ T32] r4:00000000 [ 1345.145601][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.145671][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.145707][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1345.145869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1345.146239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1345.146589][ T32] INFO: task kworker/0:842:5808 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1345.147184][ T32] r5:858f8000 r4:8291a680 ** 5 printk messages dropped ** [ 1345.147449][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.147883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.148027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.160700][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.161323][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.161395][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.161450][ T32] Call trace: [ 1345.161494][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.161548][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.161581][ T32] r4:00000000 [ 1345.161627][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.161671][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.161722][ T32] 1d20: 9a251000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.161776][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.161804][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.161827][ T32] r5:800f0013 r4:80239bb0 [ 1345.161848][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.161913][ T32] r4:82ac21e4 [ 1345.161951][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.162017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.162065][ T32] r4:e05c1dc0 [ 1345.162088][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.162155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.162181][ T32] r4:00000000 [ 1345.162201][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.162247][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.162269][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.162310][ T32] r5:00001000 r4:dfd53000 [ 1345.162352][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.162396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.162448][ T32] r5:84be0b8c r4:84be0800 [ 1345.162486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.162559][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.162592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.162652][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.162683][ T32] r4:84bb2000 [ 1345.162702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.162749][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.162771][ T32] r4:00000001 [ 1345.162790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.162834][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.162863][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.162892][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.162918][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.162969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.163008][ T32] r4:84ba8980 [ 1345.163036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.163065][ T32] INFO: task kworker/0:843:5809 blocked for more than 471 seconds. [ 1345.163099][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.163145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.163170][ T32] task:kworker/0:843 state:D stack:0 pid:5809 tgid:5809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.163616][ T32] r5:858f8c00 r4:8291a680 ** 3 printk messages dropped ** [ 1345.163738][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.163938][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.164230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.164272][ T32] r5:8587eb8c r4:8587e800 [ 1345.164301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.164633][ T32] r10:00000000 r9:84bdd500 r8:80287e08 r7:ec7ede60 r6:849b7000 r5:858f8c00 ** 7 printk messages dropped ** [ 1345.164945][ T32] r4:84bcb5c0 ** 5 printk messages dropped ** [ 1345.165440][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 7 printk messages dropped ** [ 1345.165665][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1345.166125][ T32] r5:00001000 r4:dfd53000 ** 4 printk messages dropped ** [ 1345.166360][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1345.166594][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.166776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1345.167031][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.167448][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.167503][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f5e08 [ 1345.167529][ T32] r4:00000000 [ 1345.167596][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.167641][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.167695][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.167762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcb9c0 [ 1345.167805][ T32] r4:00000000 [ 1345.167850][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.167913][ T32] r9:83018005 r8:858f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1345.167938][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.167981][ T32] r5:00001000 r4:ec5e7000 [ 1345.168001][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.168041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.168083][ T32] r5:8587f38c r4:8587f000 [ 1345.168103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.168196][ T32] r7:dddced80 r6:83018000 r5:8587f38c r4:84bdd580 [ 1345.191203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.191328][ T32] r10:61c88647 r9:858f9800 r8:84bdd5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.191367][ T32] r4:84bdd580 [ 1345.191391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.191451][ T32] r10:00000000 r9:84bdd580 r8:80287e08 r7:ec7ede60 r6:849b7080 r5:858f9800 [ 1345.191475][ T32] r4:00000001 [ 1345.191505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.191594][ T32] Exception stack(0xec7f5fb0 to 0xec7f5ff8) [ 1345.191657][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.191688][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.191737][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.191820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.191868][ T32] r4:84bcb5c0 [ 1345.192293][ T32] INFO: task kworker/0:844:5811 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.192331][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.192497][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.192563][ T32] Call trace: [ 1345.192621][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.192712][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.192766][ T32] r4:00000000 [ 1345.192808][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.192858][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.192887][ T32] 1d20: 9a62a000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.192917][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.192983][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.193010][ T32] r5:800f0013 r4:80239bb0 [ 1345.193032][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.193074][ T32] r4:82ac21e4 [ 1345.193094][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.193200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.193228][ T32] r4:e05c1dc0 [ 1345.193249][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.193292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.193381][ T32] r4:00000000 [ 1345.193413][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.193462][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.193484][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.193526][ T32] r5:00001000 r4:dfd53000 [ 1345.193589][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.193656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1345.193993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1345.194461][ T32] INFO: task kworker/1:493:5814 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1345.194891][ T32] r5:858fa400 r4:8291a680 ** 3 printk messages dropped ** [ 1345.195018][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.195144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844401c0 ** 6 printk messages dropped ** [ 1345.195358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.195635][ T32] r10:61c88647 r9:858fa400 r8:849b712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.195895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.196461][ T32] Call trace: ** 5 printk messages dropped ** [ 1345.196768][ T32] 1d20: 9a62a000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 9 printk messages dropped ** [ 1345.197157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 7 printk messages dropped ** [ 1345.197579][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1345.197855][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 6 printk messages dropped ** [ 1345.198096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1345.217789][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.218179][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1345.219197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.219266][ T32] r5:8587f78c r4:8587f400 [ 1345.219291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.219340][ T32] r7:dddced80 r6:83018000 r5:8587f78c r4:84bdd600 [ 1345.219361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.219415][ T32] r10:61c88647 r9:858fb000 r8:84bdd62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.219460][ T32] r4:84bdd600 [ 1345.219485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.219532][ T32] r10:00000000 r9:84bdd600 r8:80287e08 r7:ec7f5e60 r6:849b7200 r5:858fb000 [ 1345.219606][ T32] r4:00000001 [ 1345.219681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.219762][ T32] Exception stack(0xec7fdfb0 to 0xec7fdff8) [ 1345.219815][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.219847][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.219913][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.219966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.219992][ T32] r4:84bcb900 [ 1345.220458][ T32] INFO: task kworker/0:845:5815 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.220521][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.220645][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.220724][ T32] Call trace: [ 1345.220789][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.220847][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.220881][ T32] r4:00000000 [ 1345.220905][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.220969][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.221001][ T32] 1d20: 9aaad000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.221030][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.221054][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.221077][ T32] r5:800f0013 r4:80239bb0 [ 1345.221098][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.221162][ T32] r4:82ac21e4 [ 1345.221189][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.221232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.221254][ T32] r4:e05c1dc0 [ 1345.221273][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.221313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.221358][ T32] r4:00000000 [ 1345.221382][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.221438][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.221483][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.221531][ T32] r5:00001000 r4:dfd53000 [ 1345.221552][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.221591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.221631][ T32] r5:84be0b8c r4:84be0800 [ 1345.221652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.221699][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.221719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.221765][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.221798][ T32] r4:84bb2000 [ 1345.221821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.221868][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.221891][ T32] r4:00000001 [ 1345.221953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.222016][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.222046][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.222074][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.222120][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.222153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.222198][ T32] r4:84ba8980 [ 1345.222223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.222261][ T32] INFO: task kworker/1:494:5818 blocked for more than 471 seconds. [ 1345.222318][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.222367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.222391][ T32] task:kworker/1:494 state:D stack:0 pid:5818 tgid:5818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.222444][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.222486][ T32] Call trace: [ 1345.222552][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.222615][ T32] r10:8291a684 r9:ec7f9d84 r8:00000002 r7:60000113 r6:ec7f9d8c r5:858fbc00 ** 4 printk messages dropped ** [ 1345.222794][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.223260][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1345.223464][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.223732][ T32] r10:61c88647 r9:858fbc00 r8:849b72ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.224103][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.224759][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1345.225054][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1345.225397][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1345.225867][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1345.226044][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.226245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1345.226594][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.226641][ T32] r10:8291a684 r9:ec805d84 r8:00000002 r7:60000013 r6:ec805d8c r5:858fc800 [ 1345.226686][ T32] r4:858fc800 [ 1345.226732][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.226779][ T32] r5:858fc800 r4:8291a680 [ 1345.226799][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.226905][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.226951][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec805e08 [ 1345.227005][ T32] r4:00000000 [ 1345.227027][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.227063][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.227108][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.227163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcbe00 [ 1345.227190][ T32] r4:00000000 [ 1345.227212][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.227266][ T32] r9:83018005 r8:858fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1345.227291][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.227376][ T32] r5:00001000 r4:ec65b000 [ 1345.227406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.227447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.227524][ T32] r5:8587fb8c r4:8587f800 [ 1345.227586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.227645][ T32] r7:dddced80 r6:83018000 r5:8587fb8c r4:84bdd680 [ 1345.227685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.227760][ T32] r10:61c88647 r9:858fc800 r8:84bdd6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.227787][ T32] r4:84bdd680 [ 1345.227807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.227873][ T32] r10:00000000 r9:84bdd680 r8:80287e08 r7:ec7fde60 r6:849b7380 r5:858fc800 [ 1345.227899][ T32] r4:00000001 [ 1345.227940][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.227979][ T32] Exception stack(0xec805fb0 to 0xec805ff8) [ 1345.228015][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.228046][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.228116][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.258580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.258633][ T32] r4:84bcba80 [ 1345.259056][ T32] INFO: task kworker/0:846:5819 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.259119][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.259230][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.259309][ T32] Call trace: [ 1345.259369][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.259436][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.259470][ T32] r4:00000000 [ 1345.259495][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.259580][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.259657][ T32] 1d20: 9b3b0000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.259701][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.259730][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.259755][ T32] r5:800f0013 r4:80239bb0 [ 1345.259799][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.259869][ T32] r4:82ac21e4 [ 1345.259894][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.259939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.259971][ T32] r4:e05c1dc0 [ 1345.260003][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.260048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.260071][ T32] r4:00000000 [ 1345.260092][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.260161][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.260211][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.260291][ T32] r5:00001000 r4:dfd53000 [ 1345.260347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.260406][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.260460][ T32] r5:84be0b8c r4:84be0800 [ 1345.260493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.260546][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.260568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.260649][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.260676][ T32] r4:84bb2000 [ 1345.260696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1345.260767][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1345.260910][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1345.261039][ T32] r4:84ba8980 ** 1 printk messages dropped ** [ 1345.261114][ T32] INFO: task kworker/1:495:5821 blocked for more than 471 seconds. ** 3 printk messages dropped ** [ 1345.261276][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.261354][ T32] Call trace: [ 1345.261416][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.261465][ T32] r10:8291a684 r9:ec801d84 r8:00000002 r7:60000113 r6:ec801d8c r5:858fd400 [ 1345.261527][ T32] r4:858fd400 [ 1345.261551][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.261594][ T32] r5:858fd400 r4:8291a680 [ 1345.261613][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.261651][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.261693][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec801e08 [ 1345.261715][ T32] r4:00000000 [ 1345.261734][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.261803][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.261844][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.261885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbd4c0 [ 1345.261907][ T32] r4:00000000 [ 1345.261926][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.261970][ T32] r9:83018205 r8:858fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1345.261991][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.262032][ T32] r5:00001000 r4:eb7cd000 [ 1345.262062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.262107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.262149][ T32] r5:858d1f8c r4:858d1c00 [ 1345.262168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.262212][ T32] r7:ddde2d80 r6:83018200 r5:858d1f8c r4:849b7400 [ 1345.262233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.262278][ T32] r10:61c88647 r9:858fd400 r8:849b742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.262311][ T32] r4:849b7400 [ 1345.262333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.262377][ T32] r10:00000000 r9:849b7400 r8:80287e08 r7:ec7f9e60 r6:849b7480 r5:858fd400 [ 1345.262405][ T32] r4:00000001 [ 1345.262426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.262461][ T32] Exception stack(0xec801fb0 to 0xec801ff8) [ 1345.262488][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.262516][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.262552][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.262584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.262606][ T32] r4:84bbd080 [ 1345.262812][ T32] INFO: task kworker/1:495:5821 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.262844][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.262951][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.262999][ T32] Call trace: [ 1345.263030][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.263080][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.263103][ T32] r4:00000000 [ 1345.263137][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.263201][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.263234][ T32] 1d20: 9b3b0000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.263263][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.263308][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.263335][ T32] r5:800f0013 r4:80239bb0 [ 1345.263357][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.263426][ T32] r4:82ac21e4 [ 1345.263473][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.263571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.263613][ T32] r4:e05c1dc0 [ 1345.263636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.263683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.263720][ T32] r4:00000000 [ 1345.263766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.263849][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.263874][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.263937][ T32] r5:00001000 r4:dfd53000 [ 1345.263960][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.264000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.264041][ T32] r5:84be0b8c r4:84be0800 [ 1345.264061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.264107][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.264128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.264174][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.264196][ T32] r4:84bb2000 [ 1345.264215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.264260][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.264282][ T32] r4:00000001 [ 1345.264301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.264359][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.264415][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.264467][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.264519][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.264553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.264576][ T32] r4:84ba8980 [ 1345.264596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1345.264675][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1345.264883][ T32] r10:8291a684 r9:ec80dd84 r8:00000002 r7:60000013 r6:ec80dd8c r5:858fe000 ** 3 printk messages dropped ** [ 1345.264988][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.265088][ T32] r4:00000000 [ 1345.265107][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.265139][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.265174][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.265276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbdb40 [ 1345.265310][ T32] r4:00000000 [ 1345.265341][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.265391][ T32] r9:83018205 r8:858fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1345.265446][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.265525][ T32] r5:00001000 r4:eacf7000 [ 1345.265547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.265586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.265629][ T32] r5:858d138c r4:858d1000 [ 1345.265648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.265733][ T32] r7:ddde2d80 r6:83018200 r5:858d138c r4:849b7500 [ 1345.265759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.265847][ T32] r10:61c88647 r9:858fe000 r8:849b752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.265873][ T32] r4:849b7500 [ 1345.265895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.265940][ T32] r10:00000000 r9:849b7500 r8:80287e08 r7:ec801e60 r6:849b7580 r5:858fe000 [ 1345.265962][ T32] r4:00000001 [ 1345.265980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.266015][ T32] Exception stack(0xec80dfb0 to 0xec80dff8) [ 1345.266063][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.266117][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.266171][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.266267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.266325][ T32] r4:84bbd080 [ 1345.266558][ T32] INFO: task kworker/1:496:5823 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.266623][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.266699][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.266793][ T32] Call trace: [ 1345.266844][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.266896][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.266919][ T32] r4:00000000 [ 1345.266961][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.267035][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.267075][ T32] 1d20: 9b3b0000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.267129][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.267158][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.267181][ T32] r5:800f0013 r4:80239bb0 [ 1345.267202][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.267243][ T32] r4:82ac21e4 [ 1345.267294][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.267340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.267372][ T32] r4:e05c1dc0 [ 1345.267394][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.267442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.267466][ T32] r4:00000000 [ 1345.267496][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.267599][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.267639][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.267706][ T32] r5:00001000 r4:dfd53000 [ 1345.267760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.267805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.267847][ T32] r5:84be0b8c r4:84be0800 [ 1345.267888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.267950][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.267974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.268023][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.268079][ T32] r4:84bb2000 [ 1345.268123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.290825][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.290875][ T32] r4:00000001 [ 1345.290899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.290961][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.290991][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.291020][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.291046][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.291096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.291144][ T32] r4:84ba8980 [ 1345.291172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.291226][ T32] INFO: task kworker/0:847:5825 blocked for more than 471 seconds. [ 1345.291284][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.291313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.291358][ T32] task:kworker/0:847 state:D stack:0 pid:5825 tgid:5825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.291429][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.291529][ T32] Call trace: [ 1345.291615][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.291693][ T32] r10:8291a684 r9:ec811d84 r8:00000002 r7:60000113 r6:ec811d8c r5:858fec00 [ 1345.291748][ T32] r4:858fec00 [ 1345.291777][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.291843][ T32] r5:858fec00 r4:8291a680 [ 1345.291867][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.291921][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.291965][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec811e08 [ 1345.291990][ T32] r4:00000000 [ 1345.292018][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.292080][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.292122][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.292163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcbf40 [ 1345.292186][ T32] r4:00000000 [ 1345.292205][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.292272][ T32] r9:83018005 r8:858fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1345.292299][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.292342][ T32] r5:00001000 r4:ec67d000 [ 1345.292362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.292408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.292464][ T32] r5:8587ff8c r4:8587fc00 [ 1345.292489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.292562][ T32] r7:dddced80 r6:83018000 r5:8587ff8c r4:84bdd700 [ 1345.292588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.292657][ T32] r10:61c88647 r9:858fec00 r8:84bdd72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.292683][ T32] r4:84bdd700 [ 1345.292711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.292791][ T32] r10:00000000 r9:84bdd700 r8:80287e08 r7:ec805e60 r6:849b7600 r5:858fec00 [ 1345.292839][ T32] r4:00000001 [ 1345.292861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.292934][ T32] Exception stack(0xec811fb0 to 0xec811ff8) [ 1345.292986][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.293018][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.293045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.293074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.293097][ T32] r4:84bcbc80 [ 1345.293529][ T32] INFO: task kworker/0:847:5825 is blocked on a mutex likely owned by task kworker/1:204:3660. ** 1 printk messages dropped ** [ 1345.293629][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.293930][ T32] 1d20: 9b935000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 7 printk messages dropped ** [ 1345.294253][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1345.294568][ T32] r5:00001000 r4:dfd53000 ** 4 printk messages dropped ** [ 1345.294832][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1345.295110][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1345.295418][ T32] INFO: task kworker/0:848:5827 blocked for more than 471 seconds. ** 6 printk messages dropped ** [ 1345.295779][ T32] r10:8291a684 r9:ec819d84 r8:00000002 r7:60000113 r6:ec819d8c r5:85900c00 ** 6 printk messages dropped ** [ 1345.296085][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.296298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcb940 [ 1345.296320][ T32] r4:00000000 [ 1345.296365][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.296418][ T32] r9:83018005 r8:85900c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1345.296441][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.296506][ T32] r5:00001000 r4:ec68d000 [ 1345.296563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.296630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.296679][ T32] r5:8588438c r4:85884000 [ 1345.296723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.296772][ T32] r7:dddced80 r6:83018000 r5:8588438c r4:84bdd780 [ 1345.296795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.296841][ T32] r10:61c88647 r9:85900c00 r8:84bdd7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.296900][ T32] r4:84bdd780 [ 1345.296968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.297025][ T32] r10:00000000 r9:84bdd780 r8:80287e08 r7:ec811e60 r6:849b7680 r5:85900c00 [ 1345.297048][ T32] r4:00000001 [ 1345.297116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.297178][ T32] Exception stack(0xec819fb0 to 0xec819ff8) [ 1345.297205][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.297249][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.297279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.297349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.297377][ T32] r4:84bcbdc0 [ 1345.297605][ T32] INFO: task kworker/0:848:5827 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.297665][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.297779][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.297827][ T32] Call trace: [ 1345.297892][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.297980][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.298030][ T32] r4:00000000 [ 1345.298053][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1345.310682][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1345.310989][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1345.311248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.311315][ T32] r5:84be0b8c r4:84be0800 [ 1345.311341][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.311391][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.311419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.311467][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.311490][ T32] r4:84bb2000 [ 1345.311509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.311619][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.311688][ T32] r4:00000001 [ 1345.311751][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.311805][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.311833][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.311876][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.311906][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.311956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.312003][ T32] r4:84ba8980 [ 1345.312031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.312108][ T32] INFO: task kworker/0:849:5831 blocked for more than 471 seconds. [ 1345.312145][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.312206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.312232][ T32] task:kworker/0:849 state:D stack:0 pid:5831 tgid:5831 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.312313][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.312412][ T32] Call trace: [ 1345.312447][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.312500][ T32] r10:8291a684 r9:ec6d1d84 r8:00000002 r7:60000113 r6:ec6d1d8c r5:85901800 [ 1345.312523][ T32] r4:85901800 [ 1345.312542][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.312584][ T32] r5:85901800 r4:8291a680 [ 1345.312628][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.312692][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.312764][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d1e08 [ 1345.312790][ T32] r4:00000000 [ 1345.312810][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1345.312978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcbb80 ** 6 printk messages dropped ** [ 1345.313276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.313327][ T32] r5:8588478c r4:85884400 ** 2 printk messages dropped ** [ 1345.313448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1345.313654][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1345.313887][ T32] r4:84bcbfc0 ** 6 printk messages dropped ** [ 1345.314887][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.315034][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1345.315320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1345.316003][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1345.316418][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.316469][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.316500][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.316526][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.316555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.316587][ T32] r4:84ba8980 [ 1345.316620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.316659][ T32] INFO: task kworker/0:850:5833 blocked for more than 471 seconds. [ 1345.316714][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.316751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.316775][ T32] task:kworker/0:850 state:D stack:0 pid:5833 tgid:5833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.316850][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.316937][ T32] Call trace: [ 1345.316968][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.317016][ T32] r10:8291a684 r9:ec821d84 r8:00000002 r7:60000113 r6:ec821d8c r5:85902400 [ 1345.317060][ T32] r4:85902400 [ 1345.317083][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.317127][ T32] r5:85902400 r4:8291a680 [ 1345.317146][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.317185][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.317225][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec821e08 [ 1345.317248][ T32] r4:00000000 [ 1345.317266][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.317300][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.317380][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.317473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481e2c0 [ 1345.317498][ T32] r4:00000000 [ 1345.317603][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.317653][ T32] r9:83018005 r8:85902400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1345.317708][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.317754][ T32] r5:00001000 r4:e050b000 [ 1345.317774][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.317812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.317897][ T32] r5:85884b8c r4:85884800 [ 1345.317986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.318139][ T32] r7:dddced80 r6:83018000 r5:85884b8c r4:84bdd880 [ 1345.339013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.339146][ T32] r10:61c88647 r9:85902400 r8:84bdd8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.339201][ T32] r4:84bdd880 [ 1345.339240][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.339304][ T32] r10:00000000 r9:84bdd880 r8:80287e08 r7:ec6d1e60 r6:84bdd900 r5:85902400 [ 1345.339331][ T32] r4:00000001 [ 1345.339375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.339468][ T32] Exception stack(0xec821fb0 to 0xec821ff8) [ 1345.339503][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.339534][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.339612][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.339646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.339713][ T32] r4:84bcbfc0 [ 1345.340210][ T32] INFO: task kworker/0:850:5833 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.340286][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.340464][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.340522][ T32] Call trace: ** 3 printk messages dropped ** [ 1345.340736][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1345.341108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 7 printk messages dropped ** [ 1345.341441][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1345.341809][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.342123][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.342468][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.342815][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.343231][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1345.343360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.343564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.343897][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.344319][ T32] Call trace: ** 5 printk messages dropped ** [ 1345.344560][ T32] 1d20: 9bd4c000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 6 printk messages dropped ** [ 1345.344817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1345.345279][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1345.345597][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 9 printk messages dropped ** [ 1345.345923][ T32] INFO: task kworker/1:497:5837 blocked for more than 471 seconds. ** 3 printk messages dropped ** [ 1345.346089][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.346137][ T32] Call trace: [ 1345.346189][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.346255][ T32] r10:8291a684 r9:ec6cdd84 r8:00000002 r7:60000013 r6:ec6cdd8c r5:84b38c00 [ 1345.346310][ T32] r4:84b38c00 [ 1345.346335][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.346425][ T32] r5:84b38c00 r4:8291a680 [ 1345.346482][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.346526][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.346578][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6cde08 [ 1345.346619][ T32] r4:00000000 [ 1345.346664][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.346702][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.346749][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.346796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbda40 [ 1345.346820][ T32] r4:00000000 [ 1345.346840][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.346884][ T32] r9:83018205 r8:84b38c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.346928][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.346974][ T32] r5:00001000 r4:eb477000 [ 1345.346995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.347034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.347075][ T32] r5:858d178c r4:858d1400 [ 1345.347096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.347142][ T32] r7:ddde2d80 r6:83018200 r5:858d178c r4:849b7780 [ 1345.347163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.347224][ T32] r10:61c88647 r9:84b38c00 r8:849b77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.347250][ T32] r4:849b7780 [ 1345.347279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.347351][ T32] r10:00000000 r9:849b7780 r8:80287e08 r7:ec801e60 r6:84bdda80 r5:84b38c00 [ 1345.347377][ T32] r4:00000001 [ 1345.347398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.347439][ T32] Exception stack(0xec6cdfb0 to 0xec6cdff8) [ 1345.347489][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.347524][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.347573][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.347607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.347642][ T32] r4:84bbdac0 [ 1345.347842][ T32] INFO: task kworker/1:497:5837 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.347875][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.347965][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.348027][ T32] Call trace: [ 1345.348069][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.378488][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.378600][ T32] r4:00000000 [ 1345.378632][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.378709][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.378743][ T32] 1d20: 9c40c000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.378775][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.378801][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.378836][ T32] r5:800f0013 r4:80239bb0 [ 1345.378862][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.378908][ T32] r4:82ac21e4 [ 1345.378959][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.379008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.379033][ T32] r4:e05c1dc0 [ 1345.379074][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.379185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.379256][ T32] r4:00000000 [ 1345.379305][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.379359][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.379383][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.379439][ T32] r5:00001000 r4:dfd53000 [ 1345.379484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.379530][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.379639][ T32] r5:84be0b8c r4:84be0800 [ 1345.379667][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.379731][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.379767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.379821][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1345.379955][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.380171][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.380811][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.381227][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.381718][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1345.381890][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.382241][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.382567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1345.383741][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1345.384003][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1345.384316][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1345.384773][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.384795][ T32] r4:84bb2000 [ 1345.384835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.384887][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.384909][ T32] r4:00000001 [ 1345.384928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.384963][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.384988][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.385016][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.385053][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.385113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.385138][ T32] r4:84ba8980 [ 1345.385159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.385184][ T32] INFO: task kworker/0:853:5840 blocked for more than 471 seconds. [ 1345.385231][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.385280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.385324][ T32] task:kworker/0:853 state:D stack:0 pid:5840 tgid:5840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.385410][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.385520][ T32] Call trace: [ 1345.385555][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.385624][ T32] r10:8291a684 r9:ec825d84 r8:00000002 r7:60000113 r6:ec825d8c r5:84b3e000 [ 1345.385737][ T32] r4:84b3e000 [ 1345.385761][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.385804][ T32] r5:84b3e000 r4:8291a680 [ 1345.385845][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.385888][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.385930][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec825e08 [ 1345.385952][ T32] r4:00000000 [ 1345.385971][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.386013][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.386053][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.386118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8583b040 [ 1345.386144][ T32] r4:00000000 [ 1345.386226][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.386297][ T32] r9:83018005 r8:84b3e000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1345.386322][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1345.386478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.386523][ T32] r5:85885b8c r4:85885800 ** 1 printk messages dropped ** [ 1345.386614][ T32] r7:dddced80 r6:83018000 r5:85885b8c r4:84bddc00 ** 4 printk messages dropped ** [ 1345.386827][ T32] r10:00000000 r9:84bddc00 r8:80287e08 r7:ec815e60 r6:84bddc80 r5:84b3e000 ** 5 printk messages dropped ** [ 1345.387026][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.387055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.387097][ T32] r4:843e4280 [ 1345.387413][ T32] INFO: task kworker/0:853:5840 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.387449][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.387609][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.387697][ T32] Call trace: [ 1345.387731][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.387784][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.387807][ T32] r4:00000000 [ 1345.387826][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.387865][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.387892][ T32] 1d20: 9c40c000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.387962][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.388034][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.388062][ T32] r5:800f0013 r4:80239bb0 [ 1345.388083][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.388157][ T32] r4:82ac21e4 [ 1345.410767][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.410886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.410925][ T32] r4:e05c1dc0 [ 1345.410958][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.411028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.411055][ T32] r4:00000000 [ 1345.411075][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.411122][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.411145][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.411190][ T32] r5:00001000 r4:dfd53000 [ 1345.411232][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.411277][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.411321][ T32] r5:84be0b8c r4:84be0800 [ 1345.411384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.411442][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.411464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.411646][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 6 printk messages dropped ** [ 1345.411949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1345.412465][ T32] r10:8291a684 r9:ec829d84 r8:00000002 r7:60000113 r6:ec829d8c r5:85028000 ** 8 printk messages dropped ** [ 1345.412818][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.413153][ T32] r5:00001000 r4:eb545000 ** 2 printk messages dropped ** [ 1345.413253][ T32] r5:8588578c r4:85885400 [ 1345.413313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.413533][ T32] r4:84bddd00 ** 5 printk messages dropped ** [ 1345.413783][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.414598][ T32] Call trace: ** 6 printk messages dropped ** [ 1345.414922][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 9 printk messages dropped ** [ 1345.415262][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.415523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.415963][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.416167][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.416383][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.416828][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1345.417099][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.417362][ T32] r5:858d1b8c r4:858d1800 [ 1345.417383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.417524][ T32] r10:61c88647 r9:85028c00 r8:849b782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.417852][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.438882][ T32] Call trace: [ 1345.438921][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.438982][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.439005][ T32] r4:00000000 [ 1345.439036][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.439082][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.439112][ T32] 1d20: 9cc83000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.439141][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.439166][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.439189][ T32] r5:800f0013 r4:80239bb0 [ 1345.439210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.439270][ T32] r4:82ac21e4 [ 1345.439295][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.439338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.439391][ T32] r4:e05c1dc0 [ 1345.439428][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.439471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.439503][ T32] r4:00000000 [ 1345.439527][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.439630][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.439687][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.439737][ T32] r5:00001000 r4:dfd53000 [ 1345.439759][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.439822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.439869][ T32] r5:84be0b8c r4:84be0800 [ 1345.439891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.439938][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.439960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.440007][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.440029][ T32] r4:84bb2000 [ 1345.440049][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.440095][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.440117][ T32] r4:00000001 [ 1345.440167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.440207][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.440261][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.440311][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.440340][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.440489][ T32] INFO: task kworker/1:499:5847 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1345.441014][ T32] r4:8502b000 ** 4 printk messages dropped ** [ 1345.441245][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec83de08 ** 8 printk messages dropped ** [ 1345.441578][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.441737][ T32] r5:858d238c r4:858d2000 [ 1345.441760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.441874][ T32] r10:61c88647 r9:8502b000 r8:849b78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.442162][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.442981][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1345.443360][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1345.443689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1345.444271][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1345.444570][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1345.444716][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1345.444925][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.445251][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.445628][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.445790][ T32] r5:858d2f8c r4:858d2c00 ** 2 printk messages dropped ** [ 1345.445948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.445996][ T32] r10:61c88647 r9:85029800 r8:849b792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.446018][ T32] r4:849b7900 [ 1345.446058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.446106][ T32] r10:00000000 r9:849b7900 r8:80287e08 r7:ec83de60 r6:84bddf00 r5:85029800 [ 1345.446149][ T32] r4:00000001 [ 1345.446172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.446209][ T32] Exception stack(0xec845fb0 to 0xec845ff8) [ 1345.446258][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.446289][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.446327][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.446357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.446379][ T32] r4:84bbdf80 [ 1345.446569][ T32] INFO: task kworker/1:500:5849 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.446630][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.446711][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.446781][ T32] Call trace: [ 1345.446831][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.446885][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.446930][ T32] r4:00000000 [ 1345.446954][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.446994][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.447031][ T32] 1d20: 9cc83000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.447087][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.447116][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.447141][ T32] r5:800f0013 r4:80239bb0 [ 1345.447162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.447200][ T32] r4:82ac21e4 [ 1345.447220][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.447270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.447296][ T32] r4:e05c1dc0 [ 1345.447316][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.447357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.447411][ T32] r4:00000000 [ 1345.447436][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.447503][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.447567][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.447614][ T32] r5:00001000 r4:dfd53000 [ 1345.447635][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.447675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.447739][ T32] r5:84be0b8c r4:84be0800 [ 1345.447785][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.447835][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.447857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.447904][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.447947][ T32] r4:84bb2000 [ 1345.447969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.448028][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.448053][ T32] r4:00000001 [ 1345.448072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.448107][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.448189][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.478545][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.478600][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.478663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.478696][ T32] r4:84ba8980 [ 1345.478723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.478763][ T32] INFO: task kworker/1:501:5850 blocked for more than 471 seconds. [ 1345.478820][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.478874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.478921][ T32] task:kworker/1:501 state:D stack:0 pid:5850 tgid:5850 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.478989][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.479078][ T32] Call trace: [ 1345.479139][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.479200][ T32] r10:8291a684 r9:ec82dd84 r8:00000002 r7:60000013 r6:ec82dd8c r5:85900000 [ 1345.479224][ T32] r4:85900000 [ 1345.479246][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.479289][ T32] r5:85900000 r4:8291a680 [ 1345.479310][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.479375][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.479429][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec82de08 [ 1345.479452][ T32] r4:00000000 [ 1345.479472][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.479508][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1345.479761][ T32] r9:83018205 r8:85900000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 4 printk messages dropped ** [ 1345.479955][ T32] r5:858d278c r4:858d2400 [ 1345.479976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.480170][ T32] r4:849b7980 ** 7 printk messages dropped ** [ 1345.480501][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.481303][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.481623][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1345.481919][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.482190][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.482485][ T32] r5:84be0b8c r4:84be0800 ** 3 printk messages dropped ** [ 1345.482640][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1345.483036][ T32] r4:84ba8980 [ 1345.483074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.483107][ T32] INFO: task kworker/1:502:5852 blocked for more than 471 seconds. [ 1345.483136][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.483173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.483216][ T32] task:kworker/1:502 state:D stack:0 pid:5852 tgid:5852 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.483309][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.483355][ T32] Call trace: [ 1345.483386][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.483438][ T32] r10:8291a684 r9:ec849d84 r8:00000002 r7:60000113 r6:ec849d8c r5:85903c00 [ 1345.483483][ T32] r4:85903c00 [ 1345.483513][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.483621][ T32] r5:85903c00 r4:8291a680 [ 1345.483645][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.483704][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.483749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec849e08 [ 1345.483773][ T32] r4:00000000 [ 1345.483815][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.483862][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.483912][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.483955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f4040 [ 1345.483979][ T32] r4:00000000 [ 1345.484029][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.484098][ T32] r9:83018205 r8:85903c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1345.484123][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.484187][ T32] r5:00001000 r4:eba1f000 [ 1345.484222][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.484285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.484330][ T32] r5:858d2b8c r4:858d2800 [ 1345.484372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.484426][ T32] r7:ddde2d80 r6:83018200 r5:858d2b8c r4:849b7a80 [ 1345.484460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.484509][ T32] r10:61c88647 r9:85903c00 r8:849b7aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.484533][ T32] r4:849b7a80 [ 1345.484572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.484620][ T32] r10:00000000 r9:849b7a80 r8:80287e08 r7:ec845e60 r6:849b7b00 r5:85903c00 [ 1345.484643][ T32] r4:00000001 [ 1345.484662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.484697][ T32] Exception stack(0xec849fb0 to 0xec849ff8) [ 1345.484744][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.484777][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.484804][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.484832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.484854][ T32] r4:849f4000 [ 1345.485052][ T32] INFO: task kworker/1:502:5852 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.485095][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.485151][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.485195][ T32] Call trace: [ 1345.485223][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.485273][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.485295][ T32] r4:00000000 [ 1345.485314][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.485352][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.485379][ T32] 1d20: 9d309000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.485417][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.485443][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.485468][ T32] r5:800f0013 r4:80239bb0 [ 1345.485488][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 4 printk messages dropped ** [ 1345.485725][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1345.486097][ T32] r5:84be0b8c r4:84be0800 ** 4 printk messages dropped ** [ 1345.486313][ T32] r4:84bb2000 ** 2 printk messages dropped ** [ 1345.486502][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.486740][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1345.487032][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.487230][ T32] r5:85904800 r4:8291a680 ** 5 printk messages dropped ** [ 1345.487440][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.487949][ T32] r5:858d338c r4:858d3000 [ 1345.487972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.488113][ T32] r10:61c88647 r9:85904800 r8:849b7bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.488135][ T32] r4:849b7b80 [ 1345.507607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.507739][ T32] r10:00000000 r9:849b7b80 r8:80287e08 r7:ec845e60 r6:849b7c00 r5:85904800 [ 1345.507776][ T32] r4:00000001 [ 1345.507797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.507837][ T32] Exception stack(0xec84dfb0 to 0xec84dff8) [ 1345.507890][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.507959][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.508006][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.508038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.508062][ T32] r4:849f4180 [ 1345.509085][ T32] INFO: task kworker/1:503:5855 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.509150][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.509249][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.509308][ T32] Call trace: [ 1345.509419][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.509544][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.509572][ T32] r4:00000000 [ 1345.509593][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.509635][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.509690][ T32] 1d20: 9d710000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.509724][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.509772][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.509799][ T32] r5:800f0013 r4:80239bb0 [ 1345.509820][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.509862][ T32] r4:82ac21e4 [ 1345.509911][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.509971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.510016][ T32] r4:e05c1dc0 [ 1345.510048][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.510120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.510165][ T32] r4:00000000 [ 1345.510210][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.510294][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.510344][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.510421][ T32] r5:00001000 r4:dfd53000 [ 1345.510488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.510535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.510588][ T32] r5:84be0b8c r4:84be0800 [ 1345.510631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.510706][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.510752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.510833][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.510859][ T32] r4:84bb2000 [ 1345.510880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.510984][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.511035][ T32] r4:00000001 [ 1345.511059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.511127][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.511188][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.511219][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.511268][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.511302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.511370][ T32] r4:84ba8980 [ 1345.511396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.511449][ T32] INFO: task kworker/1:504:5857 blocked for more than 472 seconds. [ 1345.511494][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.511522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.511586][ T32] task:kworker/1:504 state:D stack:0 pid:5857 tgid:5857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.511682][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.511735][ T32] Call trace: [ 1345.511767][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.511859][ T32] r10:8291a684 r9:ec851d84 r8:00000002 r7:60000113 r6:ec851d8c r5:85905400 [ 1345.511908][ T32] r4:85905400 [ 1345.511932][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.511976][ T32] r5:85905400 r4:8291a680 [ 1345.511995][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.512034][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.512077][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec851e08 [ 1345.512099][ T32] r4:00000000 [ 1345.512118][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.512167][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.512207][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.512272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f4600 [ 1345.512321][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.512450][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.512620][ T32] r5:858d378c r4:858d3400 [ 1345.512641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.512777][ T32] r10:61c88647 r9:85905400 r8:849b7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.513089][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.513793][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.514035][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1345.514278][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.514516][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.514701][ T32] r5:00001000 r4:dfd53000 ** 5 printk messages dropped ** [ 1345.514930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1345.515144][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 5 printk messages dropped ** [ 1345.515411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.515441][ T32] INFO: task kworker/1:505:5859 blocked for more than 472 seconds. [ 1345.515469][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.515516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.515572][ T32] task:kworker/1:505 state:D stack:0 pid:5859 tgid:5859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.515682][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.515730][ T32] Call trace: [ 1345.515803][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.515854][ T32] r10:8291a684 r9:ec855d84 r8:00000002 r7:60000013 r6:ec855d8c r5:85906000 [ 1345.515912][ T32] r4:85906000 [ 1345.515956][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.516030][ T32] r5:85906000 r4:8291a680 [ 1345.516074][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.516141][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.516217][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec855e08 [ 1345.516243][ T32] r4:00000000 [ 1345.516290][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.516348][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.516398][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.516469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f4780 [ 1345.516497][ T32] r4:00000000 [ 1345.516517][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.516561][ T32] r9:83018205 r8:85906000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1345.516582][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.516631][ T32] r5:00001000 r4:ebc0f000 [ 1345.516657][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.516708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.516774][ T32] r5:858d3b8c r4:858d3800 [ 1345.516797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.516843][ T32] r7:ddde2d80 r6:83018200 r5:858d3b8c r4:849b7d80 [ 1345.516885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.516952][ T32] r10:61c88647 r9:85906000 r8:849b7dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.516993][ T32] r4:849b7d80 [ 1345.517023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.517077][ T32] r10:00000000 r9:849b7d80 r8:80287e08 r7:ec851e60 r6:849b7e00 r5:85906000 [ 1345.517121][ T32] r4:00000001 [ 1345.517159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.517198][ T32] Exception stack(0xec855fb0 to 0xec855ff8) [ 1345.517225][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.517252][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.517278][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.517349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.517378][ T32] r4:849f4480 [ 1345.517599][ T32] INFO: task kworker/1:505:5859 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.517636][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.517690][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.517734][ T32] Call trace: [ 1345.517778][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.517832][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 4 printk messages dropped ** [ 1345.517979][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 9 printk messages dropped ** [ 1345.551057][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.551342][ T32] r5:84be0b8c r4:84be0800 ** 4 printk messages dropped ** [ 1345.551633][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1345.551845][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1345.552079][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1345.552322][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.552698][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.553336][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.553490][ T32] r5:858d3f8c r4:858d3c00 ** 3 printk messages dropped ** [ 1345.553666][ T32] r10:61c88647 r9:85906c00 r8:849b7eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.554018][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.554833][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1345.555022][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.555052][ T32] 1d20: 9df27000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.555103][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.555174][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.555201][ T32] r5:800f0013 r4:80239bb0 [ 1345.555287][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.555333][ T32] r4:82ac21e4 [ 1345.555354][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.555443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.555493][ T32] r4:e05c1dc0 [ 1345.555566][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.555654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.555682][ T32] r4:00000000 [ 1345.555714][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.555785][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.555811][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.555875][ T32] r5:00001000 r4:dfd53000 [ 1345.555920][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.555972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.556014][ T32] r5:84be0b8c r4:84be0800 [ 1345.556033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.556079][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.556101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.556148][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.556202][ T32] r4:84bb2000 [ 1345.556225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.556272][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.556294][ T32] r4:00000001 [ 1345.556313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.556348][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.556419][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.556453][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.556502][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.556535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.556582][ T32] r4:84ba8980 [ 1345.556605][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.556647][ T32] INFO: task kworker/1:507:5863 blocked for more than 472 seconds. [ 1345.556691][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.556718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.556739][ T32] task:kworker/1:507 state:D stack:0 pid:5863 tgid:5863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.556785][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.556852][ T32] Call trace: [ 1345.556922][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.556995][ T32] r10:8291a684 r9:ec859d84 r8:00000002 r7:60000113 r6:ec859d8c r5:85903000 [ 1345.557033][ T32] r4:85903000 [ 1345.557055][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.557098][ T32] r5:85903000 r4:8291a680 [ 1345.557139][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.557182][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.557224][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec859e08 [ 1345.557246][ T32] r4:00000000 [ 1345.557265][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.557345][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.557388][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.557456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f4a40 [ 1345.557484][ T32] r4:00000000 [ 1345.557514][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.557582][ T32] r9:83018205 r8:85903000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1345.557607][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.557650][ T32] r5:00001000 r4:ebc7f000 [ 1345.557670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.557708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.557750][ T32] r5:8471eb8c r4:8471e800 [ 1345.557792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.557874][ T32] r7:ddde2d80 r6:83018200 r5:8471eb8c r4:849b7f80 [ 1345.557898][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.557945][ T32] r10:61c88647 r9:85903000 r8:849b7fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.557967][ T32] r4:849b7f80 ** 1 printk messages dropped ** [ 1345.558085][ T32] r10:00000000 r9:849b7f80 r8:80287e08 r7:ec835e60 r6:84bc8000 r5:85903000 ** 9 printk messages dropped ** [ 1345.576472][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1345.577373][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1345.577870][ T32] r5:00001000 r4:dfd53000 [ 1345.578003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.578047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.578090][ T32] r5:84be0b8c r4:84be0800 [ 1345.578110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.578157][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.578295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.591076][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.591121][ T32] r4:84bb2000 [ 1345.591144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.591209][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.591231][ T32] r4:00000001 [ 1345.591279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.591324][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.591403][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.591438][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.591520][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.591639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.591706][ T32] r4:84ba8980 [ 1345.591741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.591774][ T32] INFO: task kworker/1:508:5865 blocked for more than 472 seconds. [ 1345.591808][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.591833][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.591856][ T32] task:kworker/1:508 state:D stack:0 pid:5865 tgid:5865 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.592021][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.592111][ T32] Call trace: [ 1345.592207][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.592263][ T32] r10:8291a684 r9:ec861d84 r8:00000002 r7:60000113 r6:ec861d8c r5:85908000 [ 1345.592286][ T32] r4:85908000 [ 1345.592306][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.592393][ T32] r5:85908000 r4:8291a680 [ 1345.592425][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.592467][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.592509][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec861e08 [ 1345.592531][ T32] r4:00000000 [ 1345.592550][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.592585][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.592636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.592687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f4d40 [ 1345.592741][ T32] r4:00000000 [ 1345.592766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.592813][ T32] r9:83018205 r8:85908000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1345.592834][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.592877][ T32] r5:00001000 r4:ebcbb000 [ 1345.592925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.592969][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.593012][ T32] r5:858dc78c r4:858dc400 [ 1345.593051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.593127][ T32] r7:ddde2d80 r6:83018200 r5:858dc78c r4:84bc8080 [ 1345.593154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.593288][ T32] r10:61c88647 r9:85908000 r8:84bc80ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.593315][ T32] r4:84bc8080 [ 1345.593336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.593459][ T32] r10:00000000 r9:84bc8080 r8:80287e08 r7:ec859e60 r6:84bc8100 r5:85908000 [ 1345.593488][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1345.593544][ T32] Exception stack(0xec861fb0 to 0xec861ff8) ** 7 printk messages dropped ** [ 1345.594168][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.594537][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 9 printk messages dropped ** [ 1345.594975][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.595369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.595911][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 9 printk messages dropped ** [ 1345.596601][ T32] INFO: task kworker/1:509:5867 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 1345.597068][ T32] r4:85908c00 ** 4 printk messages dropped ** [ 1345.597520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec865e08 ** 7 printk messages dropped ** [ 1345.597928][ T32] r9:83018205 r8:85908c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 ** 4 printk messages dropped ** [ 1345.617807][ T32] r5:858dc38c r4:858dc000 ** 2 printk messages dropped ** [ 1345.617952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.618772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.619527][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1345.619928][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.620288][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.620707][ T32] r5:84be0b8c r4:84be0800 ** 4 printk messages dropped ** [ 1345.621057][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1345.621282][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1345.621553][ T32] INFO: task kworker/1:510:5870 blocked for more than 472 seconds. ** 1 printk messages dropped ** [ 1345.621654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.621679][ T32] task:kworker/1:510 state:D stack:0 pid:5870 tgid:5870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.621755][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.621831][ T32] Call trace: [ 1345.621891][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.621942][ T32] r10:8291a684 r9:ec869d84 r8:00000002 r7:60000113 r6:ec869d8c r5:85909800 [ 1345.622012][ T32] r4:85909800 [ 1345.622037][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.622080][ T32] r5:85909800 r4:8291a680 [ 1345.622112][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.622155][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.622198][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec869e08 [ 1345.622222][ T32] r4:00000000 [ 1345.622242][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.622277][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.622312][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.622403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f4f00 [ 1345.622431][ T32] r4:00000000 [ 1345.622452][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.622524][ T32] r9:83018205 r8:85909800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1345.622633][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.622679][ T32] r5:00001000 r4:ebcd1000 [ 1345.622699][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.622739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.622780][ T32] r5:858dcb8c r4:858dc800 [ 1345.622801][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.622943][ T32] r7:ddde2d80 r6:83018200 r5:858dcb8c r4:84bc8280 [ 1345.622968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.623033][ T32] r10:61c88647 r9:85909800 r8:84bc82ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.623058][ T32] r4:84bc8280 [ 1345.623078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.623122][ T32] r10:00000000 r9:84bc8280 r8:80287e08 r7:ec861e60 r6:84bc8300 r5:85909800 [ 1345.623144][ T32] r4:00000001 [ 1345.623163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.623350][ T32] Exception stack(0xec869fb0 to 0xec869ff8) [ 1345.623449][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.623562][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.623653][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.623686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.623758][ T32] r4:849f4b40 [ 1345.624036][ T32] INFO: task kworker/1:510:5870 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.624284][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.624393][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.624505][ T32] Call trace: [ 1345.624612][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.624668][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.624693][ T32] r4:00000000 [ 1345.624802][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.624846][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.624917][ T32] 1d20: 9e7d4000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.624977][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.625007][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.625031][ T32] r5:800f0013 r4:80239bb0 [ 1345.625052][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.625092][ T32] r4:82ac21e4 [ 1345.625112][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.625181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.625208][ T32] r4:e05c1dc0 [ 1345.625230][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.625273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.625357][ T32] r4:00000000 [ 1345.625443][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.625494][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.625575][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.625621][ T32] r5:00001000 r4:dfd53000 [ 1345.625642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1345.625877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.626393][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.627115][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.627483][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.627855][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.628121][ T32] r5:858dd38c r4:858dd000 ** 3 printk messages dropped ** [ 1345.650297][ T32] r10:61c88647 r9:8590a400 r8:84bc83ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1345.650757][ T32] r4:849f4d80 ** 4 printk messages dropped ** [ 1345.651420][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1345.651500][ T32] r4:00000000 [ 1345.651519][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.651586][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.651616][ T32] 1d20: 9eadb000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.651645][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.651698][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.651771][ T32] r5:800f0013 r4:80239bb0 [ 1345.651796][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.651840][ T32] r4:82ac21e4 [ 1345.651917][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.651994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.652077][ T32] r4:e05c1dc0 [ 1345.652155][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.652222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.652247][ T32] r4:00000000 [ 1345.652269][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.652315][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.652358][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.652412][ T32] r5:00001000 r4:dfd53000 [ 1345.652492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.652564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.652638][ T32] r5:84be0b8c r4:84be0800 [ 1345.652664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.652732][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.652783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.652871][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.652898][ T32] r4:84bb2000 [ 1345.652918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.652965][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.652988][ T32] r4:00000001 [ 1345.653036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.653077][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.653103][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.653242][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.653331][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.653363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1345.653549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.653571][ T32] task:kworker/1:512 state:D stack:0 pid:5873 tgid:5873 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.653678][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.653746][ T32] Call trace: [ 1345.653790][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.653842][ T32] r10:8291a684 r9:ec871d84 r8:00000002 r7:60000013 r6:ec871d8c r5:8590b000 [ 1345.653866][ T32] r4:8590b000 [ 1345.653890][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.653934][ T32] r5:8590b000 r4:8291a680 [ 1345.653955][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.653994][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.654036][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec871e08 [ 1345.654059][ T32] r4:00000000 [ 1345.654078][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.654113][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.654148][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.654193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbdf80 [ 1345.654246][ T32] r4:00000000 [ 1345.654271][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.654316][ T32] r9:83018205 r8:8590b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1345.654368][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.654430][ T32] r5:00001000 r4:ebcfd000 [ 1345.654450][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.654490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.654531][ T32] r5:858dcf8c r4:858dcc00 [ 1345.654551][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.654598][ T32] r7:ddde2d80 r6:83018200 r5:858dcf8c r4:84bc8480 [ 1345.654620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.654707][ T32] r10:61c88647 r9:8590b000 r8:84bc84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.654762][ T32] r4:84bc8480 [ 1345.654785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1345.654852][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.655202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1345.656056][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1345.656636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1345.657071][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1345.657439][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 8 printk messages dropped ** [ 1345.657727][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1345.683453][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.683857][ T32] r9:83018205 r8:8590bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 4 printk messages dropped ** [ 1345.684101][ T32] r5:858dd78c r4:858dd400 ** 3 printk messages dropped ** [ 1345.684297][ T32] r10:61c88647 r9:8590bc00 r8:84bc85ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.684680][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.685605][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.685629][ T32] r4:00000000 [ 1345.685649][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.685689][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.685717][ T32] 1d20: 9ee64000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.685745][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.685770][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.685793][ T32] r5:800f0013 r4:80239bb0 [ 1345.685870][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.685978][ T32] r4:82ac21e4 [ 1345.686029][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.686076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.686142][ T32] r4:e05c1dc0 [ 1345.686166][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.686208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.686231][ T32] r4:00000000 [ 1345.686252][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.686296][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.686319][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.686359][ T32] r5:00001000 r4:dfd53000 [ 1345.686435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.686479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.686550][ T32] r5:84be0b8c r4:84be0800 [ 1345.686574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.686623][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.686645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.686752][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.686778][ T32] r4:84bb2000 [ 1345.686797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.686844][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.686866][ T32] r4:00000001 [ 1345.686885][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.686926][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.686959][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.687044][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.687112][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.687144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.687167][ T32] r4:84ba8980 [ 1345.687193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.687224][ T32] INFO: task kworker/0:855:5877 blocked for more than 472 seconds. [ 1345.687284][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.687339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.687407][ T32] task:kworker/0:855 state:D stack:0 pid:5877 tgid:5877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.687512][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.687581][ T32] Call trace: [ 1345.687615][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.687692][ T32] r10:8291a684 r9:ec87dd84 r8:00000002 r7:60000013 r6:ec87dd8c r5:8590d400 [ 1345.687719][ T32] r4:8590d400 [ 1345.687740][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.687783][ T32] r5:8590d400 r4:8291a680 [ 1345.687803][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.687842][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.687922][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec87de08 [ 1345.687977][ T32] r4:00000000 [ 1345.688005][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.688069][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.688109][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1345.701483][ T32] r9:83018005 r8:8590d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 ** 4 printk messages dropped ** [ 1345.701739][ T32] r5:8588738c r4:85887000 ** 1 printk messages dropped ** [ 1345.701809][ T32] r7:dddced80 r6:83018000 r5:8588738c r4:84bddf80 ** 4 printk messages dropped ** [ 1345.701968][ T32] r10:00000000 r9:84bddf80 r8:80287e08 r7:ec825e60 r6:84bc8680 r5:8590d400 ** 9 printk messages dropped ** [ 1345.702923][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.703385][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1345.703756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1345.704513][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.704935][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1345.705403][ T32] r10:8291a684 r9:ec85dd84 r8:00000002 r7:60000113 r6:ec85dd8c r5:8590e000 [ 1345.705429][ T32] r4:8590e000 [ 1345.705451][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.705493][ T32] r5:8590e000 r4:8291a680 [ 1345.705513][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.705550][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.705604][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec85de08 [ 1345.705646][ T32] r4:00000000 [ 1345.705669][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.705747][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.705831][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.705878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580d780 [ 1345.705924][ T32] r4:00000000 [ 1345.705962][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.706026][ T32] r9:83018005 r8:8590e000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1345.706051][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.706095][ T32] r5:00001000 r4:eb5fd000 [ 1345.706115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.706182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.706231][ T32] r5:8588638c r4:85886000 [ 1345.706253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.706299][ T32] r7:dddced80 r6:83018000 r5:8588638c r4:8583a000 [ 1345.706352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.706408][ T32] r10:61c88647 r9:8590e000 r8:8583a02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.706445][ T32] r4:8583a000 [ 1345.706468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.706514][ T32] r10:00000000 r9:8583a000 r8:80287e08 r7:ec87de60 r6:84bc8700 r5:8590e000 [ 1345.706620][ T32] r4:00000001 [ 1345.706644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.706696][ T32] Exception stack(0xec85dfb0 to 0xec85dff8) [ 1345.706726][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.706770][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.706800][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.706840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.706867][ T32] r4:8583b140 [ 1345.707097][ T32] INFO: task kworker/0:856:5879 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.707158][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.707370][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.707428][ T32] Call trace: [ 1345.707486][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.707600][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.707633][ T32] r4:00000000 [ 1345.707656][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.707728][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.707760][ T32] 1d20: 9f12e000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.707791][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.707818][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.707869][ T32] r5:800f0013 r4:80239bb0 [ 1345.707894][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.707991][ T32] r4:82ac21e4 [ 1345.708016][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.708207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.733935][ T32] r4:e05c1dc0 [ 1345.734015][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.734123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.734158][ T32] r4:00000000 [ 1345.734181][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.734232][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.734299][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.734530][ T32] r5:84be0b8c r4:84be0800 ** 4 printk messages dropped ** [ 1345.734707][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1345.734921][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1345.735221][ T32] INFO: task kworker/1:514:5881 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1345.735753][ T32] r5:8590ec00 r4:8291a680 ** 3 printk messages dropped ** [ 1345.735976][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.736206][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.736612][ T32] r5:858ddb8c r4:858dd800 [ 1345.736636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.736838][ T32] r4:84bc8780 ** 5 printk messages dropped ** [ 1345.737077][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.738053][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1345.745081][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1345.745561][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1345.745933][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.746339][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.746599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.746623][ T32] task:kworker/1:515 state:D stack:0 pid:5882 tgid:5882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.746681][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.746739][ T32] Call trace: [ 1345.746808][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.746943][ T32] r10:8291a684 r9:ec885d84 r8:00000002 r7:60000013 r6:ec885d8c r5:8590c800 [ 1345.747027][ T32] r4:8590c800 [ 1345.747079][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.747128][ T32] r5:8590c800 r4:8291a680 [ 1345.747149][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.747189][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.747292][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec885e08 [ 1345.747318][ T32] r4:00000000 [ 1345.747338][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.747372][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.747417][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.747466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84868a00 [ 1345.747491][ T32] r4:00000000 [ 1345.747512][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.747666][ T32] r9:83018205 r8:8590c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1345.747696][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.747757][ T32] r5:00001000 r4:ec583000 [ 1345.747781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.747822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.747871][ T32] r5:858de38c r4:858de000 [ 1345.747946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.748012][ T32] r7:ddde2d80 r6:83018200 r5:858de38c r4:84bc8880 [ 1345.748034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.748081][ T32] r10:61c88647 r9:8590c800 r8:84bc88ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.748162][ T32] r4:84bc8880 [ 1345.759187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.759289][ T32] r10:00000000 r9:84bc8880 r8:80287e08 r7:ec879e60 r6:84bc8900 r5:8590c800 [ 1345.759379][ T32] r4:00000001 [ 1345.759417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.759535][ T32] Exception stack(0xec885fb0 to 0xec885ff8) [ 1345.759618][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.759657][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.759687][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.759719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.759743][ T32] r4:84868380 [ 1345.760246][ T32] INFO: task kworker/1:515:5882 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.760319][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.760494][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.760592][ T32] Call trace: [ 1345.760703][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.760823][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.760941][ T32] r4:00000000 [ 1345.760966][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.761050][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.761085][ T32] 1d20: 9f645000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.761118][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.761145][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.761169][ T32] r5:800f0013 r4:80239bb0 [ 1345.761245][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1345.761634][ T32] r4:e05c1dc0 ** 4 printk messages dropped ** [ 1345.761878][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1345.762400][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.762686][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1345.763186][ T32] r10:8291a684 r9:ec889d84 r8:00000002 r7:60000113 r6:ec889d8c r5:85910000 ** 8 printk messages dropped ** [ 1345.763666][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.764257][ T32] r5:858ddf8c r4:858ddc00 [ 1345.764279][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.764594][ T32] r4:84bc8980 ** 6 printk messages dropped ** [ 1345.764970][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.765816][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1345.766533][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.766736][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.767148][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1345.767492][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1345.767876][ T32] r4:84ba8980 ** 1 printk messages dropped ** [ 1345.768049][ T32] INFO: task kworker/1:517:5886 blocked for more than 472 seconds. [ 1345.768077][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.768100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.768169][ T32] task:kworker/1:517 state:D stack:0 pid:5886 tgid:5886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.768216][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.795906][ T32] Call trace: [ 1345.796015][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.796092][ T32] r10:8291a684 r9:ec881d84 r8:00000002 r7:60000113 r6:ec881d8c r5:85910c00 [ 1345.796118][ T32] r4:85910c00 [ 1345.796168][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.796217][ T32] r5:85910c00 r4:8291a680 [ 1345.796240][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.796281][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.796323][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec881e08 [ 1345.796346][ T32] r4:00000000 [ 1345.796365][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.796404][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.796444][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.796484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84868e40 [ 1345.796506][ T32] r4:00000000 [ 1345.796526][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.796572][ T32] r9:83018205 r8:85910c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1345.796607][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.796661][ T32] r5:00001000 r4:ec5c3000 [ 1345.796684][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.796724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.796766][ T32] r5:858def8c r4:858dec00 [ 1345.796787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.796835][ T32] r7:ddde2d80 r6:83018200 r5:858def8c r4:84bc8a80 [ 1345.796856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.796903][ T32] r10:61c88647 r9:85910c00 r8:84bc8aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.796926][ T32] r4:84bc8a80 [ 1345.796945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.797004][ T32] r10:00000000 r9:84bc8a80 r8:80287e08 r7:ec885e60 r6:84bc8b00 r5:85910c00 [ 1345.797047][ T32] r4:00000001 [ 1345.797071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.797110][ T32] Exception stack(0xec881fb0 to 0xec881ff8) [ 1345.797175][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.797233][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.797264][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.797292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.797420][ T32] r4:84868880 [ 1345.797845][ T32] INFO: task kworker/1:517:5886 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.797913][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.800677][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.800747][ T32] Call trace: [ 1345.800784][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.800842][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.800882][ T32] r4:00000000 [ 1345.800999][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.801115][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.801149][ T32] 1d20: 9f9e0000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.801223][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.801253][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.801279][ T32] r5:800f0013 r4:80239bb0 [ 1345.801301][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.801343][ T32] r4:82ac21e4 [ 1345.801428][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.801478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.801502][ T32] r4:e05c1dc0 [ 1345.801596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.801747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.801773][ T32] r4:00000000 [ 1345.801853][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.801961][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.802079][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.802186][ T32] r5:00001000 r4:dfd53000 [ 1345.802211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.802253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.802296][ T32] r5:84be0b8c r4:84be0800 [ 1345.802493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.802546][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1345.802785][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.803095][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1345.804093][ T32] r10:8291a684 r9:ec891d84 r8:00000002 r7:60000013 r6:ec891d8c r5:85911800 ** 5 printk messages dropped ** [ 1345.804317][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec891e08 ** 9 printk messages dropped ** [ 1345.804674][ T32] r5:00001000 r4:ec599000 ** 2 printk messages dropped ** [ 1345.804794][ T32] r5:858de78c r4:858de400 ** 3 printk messages dropped ** [ 1345.805034][ T32] r10:61c88647 r9:85911800 r8:84bc8bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.805525][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.806298][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.806682][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1345.806974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.806996][ T32] r4:00000000 [ 1345.807043][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.807099][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.807122][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.807164][ T32] r5:00001000 r4:dfd53000 [ 1345.807239][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.807310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.807356][ T32] r5:84be0b8c r4:84be0800 [ 1345.807434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.807486][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.807528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.807651][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.807702][ T32] r4:84bb2000 [ 1345.807725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.807802][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.807828][ T32] r4:00000001 [ 1345.807848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.807968][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.807998][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.808240][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.826407][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.826463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.826493][ T32] r4:84ba8980 [ 1345.826702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.826738][ T32] INFO: task kworker/1:519:5890 blocked for more than 472 seconds. [ 1345.826773][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.826903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.827020][ T32] task:kworker/1:519 state:D stack:0 pid:5890 tgid:5890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.827127][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.827188][ T32] Call trace: [ 1345.827264][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.827407][ T32] r10:8291a684 r9:ec895d84 r8:00000002 r7:60000013 r6:ec895d8c r5:85912400 [ 1345.827455][ T32] r4:85912400 [ 1345.827480][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.827526][ T32] r5:85912400 r4:8291a680 [ 1345.827615][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.827731][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.827779][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec895e08 [ 1345.827847][ T32] r4:00000000 [ 1345.827870][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.827965][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.828007][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.828076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84868d00 [ 1345.828108][ T32] r4:00000000 [ 1345.828460][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.841540][ T32] r9:83018205 r8:85912400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1345.841585][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.841679][ T32] r5:00001000 r4:ec5ab000 [ 1345.841707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.841763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.841814][ T32] r5:858deb8c r4:858de800 [ 1345.841865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.841924][ T32] r7:ddde2d80 r6:83018200 r5:858deb8c r4:84bc8c80 [ 1345.841947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.841996][ T32] r10:61c88647 r9:85912400 r8:84bc8cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.842018][ T32] r4:84bc8c80 [ 1345.842038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.842085][ T32] r10:00000000 r9:84bc8c80 r8:80287e08 r7:ec881e60 r6:84bc8d00 r5:85912400 [ 1345.842108][ T32] r4:00000001 [ 1345.842127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1345.842294][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.843114][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1345.843370][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.843394][ T32] r5:800f0013 r4:80239bb0 [ 1345.843421][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.843489][ T32] r4:82ac21e4 [ 1345.843514][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.843642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.843674][ T32] r4:e05c1dc0 [ 1345.843696][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.843775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.843802][ T32] r4:00000000 [ 1345.843822][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.843985][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.844011][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.844055][ T32] r5:00001000 r4:dfd53000 [ 1345.844075][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.844114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.844185][ T32] r5:84be0b8c r4:84be0800 [ 1345.844299][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.844414][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.844441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.844492][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.844515][ T32] r4:84bb2000 [ 1345.844534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.844580][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.844614][ T32] r4:00000001 [ 1345.844778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.844828][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.844935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.844976][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.845031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.845062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.845086][ T32] r4:84ba8980 ** 3 printk messages dropped ** [ 1345.845205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1345.845372][ T32] Call trace: [ 1345.845415][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.845466][ T32] r10:8291a684 r9:ec899d84 r8:00000002 r7:60000113 r6:ec899d8c r5:85913000 [ 1345.845489][ T32] r4:85913000 [ 1345.845508][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.845549][ T32] r5:85913000 r4:8291a680 [ 1345.845630][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.845674][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.845717][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec899e08 [ 1345.845739][ T32] r4:00000000 [ 1345.845760][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.845794][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.845905][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.845950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84868fc0 [ 1345.845973][ T32] r4:00000000 [ 1345.846021][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.846089][ T32] r9:83018205 r8:85913000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1345.846114][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.846156][ T32] r5:00001000 r4:ec5d3000 [ 1345.846196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.846239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.846281][ T32] r5:858df38c r4:858df000 [ 1345.846301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.846348][ T32] r7:ddde2d80 r6:83018200 r5:858df38c r4:84bc8d80 [ 1345.846370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.846422][ T32] r10:61c88647 r9:85913000 r8:84bc8dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.846444][ T32] r4:84bc8d80 [ 1345.846495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.846544][ T32] r10:00000000 r9:84bc8d80 r8:80287e08 r7:ec881e60 r6:84bc8e00 r5:85913000 [ 1345.846566][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1345.846619][ T32] Exception stack(0xec899fb0 to 0xec899ff8) ** 7 printk messages dropped ** [ 1345.847248][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.847724][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1345.848051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 6 printk messages dropped ** [ 1345.871429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.871472][ T32] r5:84be0b8c r4:84be0800 [ 1345.871493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.871593][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.871663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.871719][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.871743][ T32] r4:84bb2000 [ 1345.871763][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.871810][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.871832][ T32] r4:00000001 [ 1345.871852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.871903][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.871938][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.871968][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.871994][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.872023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1345.872070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1345.872665][ T32] r4:8502bc00 ** 4 printk messages dropped ** [ 1345.873009][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a5e08 ** 5 printk messages dropped ** [ 1345.873189][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.873551][ T32] r5:858dfb8c r4:858df800 [ 1345.873583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.873632][ T32] r7:ddde2d80 r6:83018200 r5:858dfb8c r4:84bc8e80 ** 2 printk messages dropped ** [ 1345.873893][ T32] r4:84bc8e80 ** 6 printk messages dropped ** [ 1345.874403][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.875314][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.875575][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 4 printk messages dropped ** [ 1345.875771][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1345.876556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.876987][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 8 printk messages dropped ** [ 1345.877253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1345.877603][ T32] r4:8502d400 ** 3 printk messages dropped ** [ 1345.877757][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1345.877911][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.877976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.878021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843e5240 [ 1345.878072][ T32] r4:00000000 [ 1345.878097][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.878213][ T32] r9:83018205 r8:8502d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1345.901934][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.902033][ T32] r5:00001000 r4:ec6ad000 [ 1345.902057][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.902126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.902177][ T32] r5:858df78c r4:858df400 [ 1345.902214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.902268][ T32] r7:ddde2d80 r6:83018200 r5:858df78c r4:84bc8f00 [ 1345.902332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.902393][ T32] r10:61c88647 r9:8502d400 r8:84bc8f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.902443][ T32] r4:84bc8f00 [ 1345.902467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.902542][ T32] r10:00000000 r9:84bc8f00 r8:80287e08 r7:ec8a5e60 r6:8583a100 r5:8502d400 [ 1345.902580][ T32] r4:00000001 [ 1345.902619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.902683][ T32] Exception stack(0xec8a9fb0 to 0xec8a9ff8) [ 1345.902723][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.902756][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.902784][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.902830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.902886][ T32] r4:84868dc0 [ 1345.903293][ T32] INFO: task kworker/1:522:5895 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.903331][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.903470][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.903566][ T32] Call trace: [ 1345.903624][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.903697][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.903726][ T32] r4:00000000 [ 1345.903777][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.903823][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.903907][ T32] 1d20: a042e000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.903947][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.903975][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.904000][ T32] r5:800f0013 r4:80239bb0 [ 1345.904021][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.904117][ T32] r4:82ac21e4 [ 1345.904170][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.904217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.904268][ T32] r4:e05c1dc0 [ 1345.904320][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.904367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.904390][ T32] r4:00000000 [ 1345.904420][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.904468][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.904490][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.904532][ T32] r5:00001000 r4:dfd53000 ** 2 printk messages dropped ** [ 1345.904693][ T32] r5:84be0b8c r4:84be0800 ** 4 printk messages dropped ** [ 1345.904893][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1345.905098][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 5 printk messages dropped ** [ 1345.905304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1345.905882][ T32] r5:8502ec00 r4:8291a680 ** 3 printk messages dropped ** [ 1345.906045][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.906338][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.906519][ T32] r5:858dff8c r4:858dfc00 ** 3 printk messages dropped ** [ 1345.906683][ T32] r10:61c88647 r9:8502ec00 r8:8582a02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.907097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1345.907799][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1345.907989][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1345.921448][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1345.921802][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.922222][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 5 printk messages dropped ** [ 1345.922486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1345.922983][ T32] r4:8502e000 ** 4 printk messages dropped ** [ 1345.923225][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8bde08 ** 5 printk messages dropped ** [ 1345.923432][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.923778][ T32] r5:847fc38c r4:847fc000 [ 1345.923802][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.923878][ T32] r7:ddde2d80 r6:83018200 r5:847fc38c r4:8582a080 [ 1345.923929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.923981][ T32] r10:61c88647 r9:8502e000 r8:8582a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.924005][ T32] r4:8582a080 [ 1345.924025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.924072][ T32] r10:00000000 r9:8582a080 r8:80287e08 r7:ec8b1e60 r6:8583a200 r5:8502e000 [ 1345.924115][ T32] r4:00000001 [ 1345.924146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.924216][ T32] Exception stack(0xec8bdfb0 to 0xec8bdff8) [ 1345.924247][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.924277][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.924303][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.924362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.924388][ T32] r4:85835200 [ 1345.924818][ T32] INFO: task kworker/1:524:5900 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1345.924862][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.924971][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.925109][ T32] Call trace: [ 1345.925140][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.925192][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.925228][ T32] r4:00000000 [ 1345.925269][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.925321][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.925349][ T32] 1d20: a049d000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.925412][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.925499][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.925538][ T32] r5:800f0013 r4:80239bb0 [ 1345.925563][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.925605][ T32] r4:82ac21e4 [ 1345.925626][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.925670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.925692][ T32] r4:e05c1dc0 [ 1345.925711][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.925752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.925775][ T32] r4:00000000 [ 1345.925822][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.925873][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.925909][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.925954][ T32] r5:00001000 r4:dfd53000 [ 1345.925974][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.926095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.926143][ T32] r5:84be0b8c r4:84be0800 [ 1345.926164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.926211][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.926233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.926296][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.926322][ T32] r4:84bb2000 [ 1345.926341][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.926393][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.926443][ T32] r4:00000001 [ 1345.926485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.926538][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.926578][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.926612][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.926701][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.926740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.926780][ T32] r4:84ba8980 [ 1345.926806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.926864][ T32] INFO: task kworker/1:525:5901 blocked for more than 472 seconds. [ 1345.926924][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.926981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.927036][ T32] task:kworker/1:525 state:D stack:0 pid:5901 tgid:5901 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.927116][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.927214][ T32] Call trace: [ 1345.927251][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.927299][ T32] r10:8291a684 r9:ec8c1d84 r8:00000002 r7:60000113 r6:ec8c1d8c r5:8502a400 [ 1345.927324][ T32] r4:8502a400 [ 1345.927344][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.927401][ T32] r5:8502a400 r4:8291a680 [ 1345.927423][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.927462][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.927505][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c1e08 ** 5 printk messages dropped ** [ 1345.927768][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.928084][ T32] r5:847fdf8c r4:847fdc00 [ 1345.928168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.948803][ T32] r10:61c88647 r9:8502a400 r8:8582a12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.949226][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.950088][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1345.950564][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.950868][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.951161][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.951645][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.951978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1345.952325][ T32] r10:8291a684 r9:ec8cdd84 r8:00000002 r7:60000013 r6:ec8cdd8c r5:8502c800 ** 8 printk messages dropped ** [ 1345.952636][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.953041][ T32] r5:847fc78c r4:847fc400 [ 1345.953076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.953260][ T32] r10:61c88647 r9:8502c800 r8:8582a22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.953609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1345.953939][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.954027][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.954086][ T32] Call trace: [ 1345.954120][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.954173][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1345.954197][ T32] r4:00000000 [ 1345.954216][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.954256][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1345.954284][ T32] 1d20: a07a6000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1345.954313][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1345.954365][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.954393][ T32] r5:800f0013 r4:80239bb0 [ 1345.954450][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.954527][ T32] r4:82ac21e4 [ 1345.954553][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.954636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1345.954696][ T32] r4:e05c1dc0 [ 1345.954730][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.954776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1345.954799][ T32] r4:00000000 [ 1345.954819][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.954865][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.954915][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.954961][ T32] r5:00001000 r4:dfd53000 [ 1345.954981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.955020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.955092][ T32] r5:84be0b8c r4:84be0800 [ 1345.955115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.955163][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.955186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.955234][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.955257][ T32] r4:84bb2000 [ 1345.955303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.955358][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.955403][ T32] r4:00000001 [ 1345.955428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.955495][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.955526][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.955628][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.955675][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.955763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.955858][ T32] r4:84ba8980 [ 1345.955884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.955910][ T32] INFO: task kworker/1:527:5905 blocked for more than 472 seconds. [ 1345.955940][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.955964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.955998][ T32] task:kworker/1:527 state:D stack:0 pid:5905 tgid:5905 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.956047][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.956270][ T32] Call trace: [ 1345.956328][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.956382][ T32] r10:8291a684 r9:ec8e1d84 r8:00000002 r7:60000113 r6:ec8e1d8c r5:858a0c00 [ 1345.956413][ T32] r4:858a0c00 [ 1345.956467][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.956543][ T32] r5:858a0c00 r4:8291a680 [ 1345.956566][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.956618][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.956678][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e1e08 [ 1345.956711][ T32] r4:00000000 [ 1345.956762][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.956806][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.956879][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.956928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85835700 [ 1345.956983][ T32] r4:00000000 [ 1345.957009][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.957056][ T32] r9:83018205 r8:858a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 ** 4 printk messages dropped ** [ 1345.957223][ T32] r5:847fcb8c r4:847fc800 [ 1345.957270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1345.957368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.957746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.989694][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.990078][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1345.990479][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1345.991314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1345.991838][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 8 printk messages dropped ** [ 1345.992181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1345.992667][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.993140][ T32] r5:00001000 r4:ec8dd000 ** 2 printk messages dropped ** [ 1345.993277][ T32] r5:847fcf8c r4:847fcc00 ** 2 printk messages dropped ** [ 1345.993402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1345.993859][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.994827][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.995194][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 8 printk messages dropped ** [ 1345.995636][ T32] r4:e05c1dc0 ** 4 printk messages dropped ** [ 1345.995852][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.995876][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.995917][ T32] r5:00001000 r4:dfd53000 [ 1345.995937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.996063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.996111][ T32] r5:84be0b8c r4:84be0800 [ 1345.996144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.996195][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1345.996216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.996265][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.996289][ T32] r4:84bb2000 [ 1345.996307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.996352][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1345.996375][ T32] r4:00000001 [ 1345.996393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.996448][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1345.996512][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.996556][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.996691][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.996999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.997034][ T32] r4:84ba8980 [ 1345.997056][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.997107][ T32] INFO: task kworker/1:529:5909 blocked for more than 472 seconds. [ 1345.997171][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.997219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.997278][ T32] task:kworker/1:529 state:D stack:0 pid:5909 tgid:5909 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.997364][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.997467][ T32] Call trace: [ 1345.997498][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.997546][ T32] r10:8291a684 r9:ec901d84 r8:00000002 r7:60000113 r6:ec901d8c r5:858a1800 [ 1345.997582][ T32] r4:858a1800 [ 1345.997607][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.997650][ T32] r5:858a1800 r4:8291a680 [ 1345.997670][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.997708][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.997751][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec901e08 [ 1345.997774][ T32] r4:00000000 [ 1345.997821][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.997867][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.997931][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.997982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85835940 [ 1345.998005][ T32] r4:00000000 [ 1345.998025][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.998202][ T32] r9:83018205 r8:858a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1346.019592][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.019827][ T32] r5:00001000 r4:ec8ed000 [ 1346.019917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.020031][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.020135][ T32] r5:847fd38c r4:847fd000 [ 1346.020187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.020425][ T32] r7:ddde2d80 r6:83018200 r5:847fd38c r4:8582a300 [ 1346.020490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.020618][ T32] r10:61c88647 r9:858a1800 r8:8582a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.020687][ T32] r4:8582a300 [ 1346.020753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.020864][ T32] r10:00000000 r9:8582a300 r8:80287e08 r7:ec8c1e60 r6:8583a480 r5:858a1800 [ 1346.020918][ T32] r4:00000001 [ 1346.020988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.021169][ T32] Exception stack(0xec901fb0 to 0xec901ff8) [ 1346.021246][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.021335][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.021423][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.021522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1346.022665][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.023398][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 9 printk messages dropped ** [ 1346.024201][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.024727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.025281][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1346.025668][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1346.026160][ T32] INFO: task kworker/1:530:5912 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 1346.026946][ T32] r4:858a2400 ** 4 printk messages dropped ** [ 1346.027506][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec915e08 ** 8 printk messages dropped ** [ 1346.049285][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.049689][ T32] r5:847fd78c r4:847fd400 ** 3 printk messages dropped ** [ 1346.050025][ T32] r10:61c88647 r9:858a2400 r8:8582a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.050883][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.051868][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.052054][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.052165][ T32] Call trace: [ 1346.052243][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.052365][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.052453][ T32] r4:00000000 [ 1346.052530][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.052629][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.052708][ T32] 1d20: a1015000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.052778][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.052846][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.052922][ T32] r5:800f0013 r4:80239bb0 [ 1346.052982][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.053076][ T32] r4:82ac21e4 [ 1346.053130][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.053229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.053288][ T32] r4:e05c1dc0 [ 1346.053355][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.053483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.053573][ T32] r4:00000000 [ 1346.053661][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.053773][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.053830][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.053944][ T32] r5:00001000 r4:dfd53000 [ 1346.053999][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.054088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.054181][ T32] r5:84be0b8c r4:84be0800 [ 1346.054229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.054332][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.054388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.054494][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.054548][ T32] r4:84bb2000 [ 1346.054597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.054707][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.054763][ T32] r4:00000001 [ 1346.054828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.054936][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.055006][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.055074][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.055138][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.055226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.055303][ T32] r4:84ba8980 [ 1346.055361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.055428][ T32] INFO: task kworker/1:531:5913 blocked for more than 472 seconds. [ 1346.055521][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.055617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.055690][ T32] task:kworker/1:531 state:D stack:0 pid:5913 tgid:5913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.055824][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.055942][ T32] Call trace: ** 1 printk messages dropped ** [ 1346.056162][ T32] r10:8291a684 r9:ec921d84 r8:00000002 r7:60000013 r6:ec921d8c r5:858a3000 ** 8 printk messages dropped ** [ 1346.056916][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.057836][ T32] r5:847fdb8c r4:847fd800 [ 1346.057903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.058010][ T32] r7:ddde2d80 r6:83018200 r5:847fdb8c r4:8582a400 ** 4 printk messages dropped ** [ 1346.086021][ T32] r10:00000000 r9:8582a400 r8:80287e08 r7:ec8c1e60 r6:8583a580 r5:858a3000 ** 10 printk messages dropped ** [ 1346.087067][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.087464][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 9 printk messages dropped ** [ 1346.087887][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.088105][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.101928][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.102070][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.102568][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.102874][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.103322][ T32] r5:00001000 r4:ec94d000 ** 2 printk messages dropped ** [ 1346.103453][ T32] r5:847feb8c r4:847fe800 ** 2 printk messages dropped ** [ 1346.103582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.104023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1346.104603][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.104685][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.104730][ T32] Call trace: [ 1346.104785][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.104868][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.104895][ T32] r4:00000000 [ 1346.104937][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.104980][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.105007][ T32] 1d20: a16ae000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.105077][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.105128][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.105154][ T32] r5:800f0013 r4:80239bb0 [ 1346.105175][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.105216][ T32] r4:82ac21e4 [ 1346.105236][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.105277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.105300][ T32] r4:e05c1dc0 [ 1346.105385][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.105441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.105464][ T32] r4:00000000 [ 1346.105507][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.105576][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.105624][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.105668][ T32] r5:00001000 r4:dfd53000 [ 1346.105712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.105775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.105821][ T32] r5:84be0b8c r4:84be0800 [ 1346.105841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.105888][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.105909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.105980][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.106029][ T32] r4:84bb2000 [ 1346.106072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.106124][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.106147][ T32] r4:00000001 [ 1346.106166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.106225][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.106254][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.106292][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.106321][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.106361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.106417][ T32] r4:84ba8980 [ 1346.106465][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.106536][ T32] INFO: task kworker/1:533:5917 blocked for more than 472 seconds. [ 1346.106570][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.106594][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.106615][ T32] task:kworker/1:533 state:D stack:0 pid:5917 tgid:5917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.106685][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.106774][ T32] Call trace: [ 1346.106853][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.106902][ T32] r10:8291a684 r9:ec941d84 r8:00000002 r7:60000113 r6:ec941d8c r5:858a6000 [ 1346.106925][ T32] r4:858a6000 [ 1346.106944][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.106986][ T32] r5:858a6000 r4:8291a680 [ 1346.107028][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.107070][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.107112][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec941e08 [ 1346.107176][ T32] r4:00000000 [ 1346.107240][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.107279][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.107314][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.107355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85835e40 [ 1346.107377][ T32] r4:00000000 [ 1346.107406][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.107479][ T32] r9:83018205 r8:858a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1346.107526][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.107652][ T32] r5:00001000 r4:ec92d000 [ 1346.107677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.107816][ T32] r5:847fe38c r4:847fe000 [ 1346.107838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.108039][ T32] r10:61c88647 r9:858a6000 r8:8582a52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.115562][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.116460][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.116637][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1346.116984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1346.117563][ T32] r5:84be0b8c r4:84be0800 ** 4 printk messages dropped ** [ 1346.117753][ T32] r4:84bb2000 ** 6 printk messages dropped ** [ 1346.118006][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.132780][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.133465][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.133843][ T32] r9:83018205 r8:858a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 ** 4 printk messages dropped ** [ 1346.134039][ T32] r5:847fe78c r4:847fe400 ** 3 printk messages dropped ** [ 1346.134178][ T32] r10:61c88647 r9:858a6c00 r8:8582a62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.134843][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.134937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.134971][ T32] r4:85835f80 [ 1346.135448][ T32] INFO: task kworker/1:534:5919 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.135572][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.135684][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.135801][ T32] Call trace: [ 1346.135856][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.135935][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.135963][ T32] r4:00000000 [ 1346.136004][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.136114][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.136145][ T32] 1d20: a193e000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.136176][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.136203][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.136226][ T32] r5:800f0013 r4:80239bb0 [ 1346.136267][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.136355][ T32] r4:82ac21e4 [ 1346.136405][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.136462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.136486][ T32] r4:e05c1dc0 [ 1346.136505][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.136546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.136568][ T32] r4:00000000 [ 1346.136587][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.136643][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.136679][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.136725][ T32] r5:00001000 r4:dfd53000 [ 1346.136766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.136808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.136852][ T32] r5:84be0b8c r4:84be0800 [ 1346.136872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.136920][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.136941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.137006][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.137033][ T32] r4:84bb2000 [ 1346.137052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.137118][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.137146][ T32] r4:00000001 [ 1346.137166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.137202][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.137227][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.137255][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.137281][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.137357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.137402][ T32] r4:84ba8980 [ 1346.137427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.137474][ T32] INFO: task kworker/1:535:5921 blocked for more than 472 seconds. [ 1346.137551][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.137599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.137624][ T32] task:kworker/1:535 state:D stack:0 pid:5921 tgid:5921 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.137723][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.137852][ T32] Call trace: [ 1346.138015][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.138111][ T32] r10:8291a684 r9:ec961d84 r8:00000002 r7:60000013 r6:ec961d8c r5:858a4800 [ 1346.138180][ T32] r4:858a4800 [ 1346.156021][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.156144][ T32] r5:858a4800 r4:8291a680 [ 1346.156171][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.156235][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.156284][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec961e08 [ 1346.156307][ T32] r4:00000000 [ 1346.156327][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.156404][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.156452][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.156516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580a400 [ 1346.156546][ T32] r4:00000000 [ 1346.156567][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.156637][ T32] r9:83018205 r8:858a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1346.156716][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.156895][ T32] r5:847fff8c r4:847ffc00 ** 1 printk messages dropped ** [ 1346.156965][ T32] r7:ddde2d80 r6:83018200 r5:847fff8c r4:8582a580 ** 5 printk messages dropped ** [ 1346.157172][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1346.157498][ T32] r4:8583be40 ** 4 printk messages dropped ** [ 1346.160668][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1346.161129][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1346.161300][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.161572][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.162027][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.162282][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.162833][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.163110][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.163659][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.163899][ T32] r5:847fef8c r4:847fec00 ** 3 printk messages dropped ** [ 1346.164068][ T32] r10:61c88647 r9:85020c00 r8:8582a6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1346.164530][ T32] r4:85835140 ** 3 printk messages dropped ** [ 1346.165234][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.165462][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1346.165797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 7 printk messages dropped ** [ 1346.166237][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1346.166740][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.166810][ T32] r4:84bb2000 [ 1346.166896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.167013][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.167040][ T32] r4:00000001 [ 1346.167061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.167096][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.167145][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.167177][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.167225][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.167256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.167282][ T32] r4:84ba8980 [ 1346.167302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.167329][ T32] INFO: task kworker/1:537:5925 blocked for more than 472 seconds. [ 1346.167359][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.167406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.167433][ T32] task:kworker/1:537 state:D stack:0 pid:5925 tgid:5925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.167481][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.167521][ T32] Call trace: [ 1346.167583][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.167635][ T32] r10:8291a684 r9:ec981d84 r8:00000002 r7:60000013 r6:ec981d8c r5:85022400 [ 1346.167659][ T32] r4:85022400 [ 1346.167680][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.167762][ T32] r5:85022400 r4:8291a680 [ 1346.167786][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.167827][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.167868][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec981e08 [ 1346.167891][ T32] r4:00000000 [ 1346.167909][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.167943][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.168000][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.168044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8583b440 [ 1346.168068][ T32] r4:00000000 [ 1346.168087][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.190696][ T32] r9:83018205 r8:85022400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1346.190780][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.190901][ T32] r5:00001000 r4:ec96d000 [ 1346.190927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.190971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.191015][ T32] r5:847ff38c r4:847ff000 [ 1346.191036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.191084][ T32] r7:ddde2d80 r6:83018200 r5:847ff38c r4:8582a700 [ 1346.191106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.191155][ T32] r10:61c88647 r9:85022400 r8:8582a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.191178][ T32] r4:8582a700 [ 1346.191198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.191268][ T32] r10:00000000 r9:8582a700 r8:80287e08 r7:ec961e60 r6:8583a880 r5:85022400 [ 1346.191295][ T32] r4:00000001 [ 1346.191342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.191405][ T32] Exception stack(0xec981fb0 to 0xec981ff8) [ 1346.191465][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.191498][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.191525][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.191598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.191639][ T32] r4:8583be40 [ 1346.192200][ T32] INFO: task kworker/1:537:5925 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.192244][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.192434][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.192555][ T32] Call trace: [ 1346.192671][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.192752][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.192781][ T32] r4:00000000 [ 1346.192802][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.192872][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.192909][ T32] 1d20: a2092000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.192940][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.192967][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.192990][ T32] r5:800f0013 r4:80239bb0 [ 1346.193011][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.193053][ T32] r4:82ac21e4 [ 1346.193182][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.193229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.193253][ T32] r4:e05c1dc0 [ 1346.193273][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.193332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.193379][ T32] r4:00000000 [ 1346.193408][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.193456][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.193501][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.193547][ T32] r5:00001000 r4:dfd53000 [ 1346.193568][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.193669][ T32] r5:84be0b8c r4:84be0800 ** 1 printk messages dropped ** [ 1346.193737][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 2 printk messages dropped ** [ 1346.193878][ T32] r4:84bb2000 ** 1 printk messages dropped ** [ 1346.193972][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 4 printk messages dropped ** [ 1346.194103][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1346.194181][ T32] r4:84ba8980 ** 3 printk messages dropped ** [ 1346.194289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.194311][ T32] task:kworker/1:538 state:D stack:0 pid:5927 tgid:5927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.194357][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.194446][ T32] Call trace: [ 1346.194501][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.194609][ T32] r10:8291a684 r9:ec991d84 r8:00000002 r7:60000013 r6:ec991d8c r5:85023000 [ 1346.194673][ T32] r4:85023000 [ 1346.194700][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.194746][ T32] r5:85023000 r4:8291a680 [ 1346.194807][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.194869][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.194917][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec991e08 [ 1346.194939][ T32] r4:00000000 [ 1346.194968][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.195012][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.195050][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.195101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580a080 [ 1346.195128][ T32] r4:00000000 [ 1346.195148][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.195192][ T32] r9:83018205 r8:85023000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1346.195214][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.195256][ T32] r5:00001000 r4:ec97d000 [ 1346.195303][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.195366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.195420][ T32] r5:847ff78c r4:847ff400 [ 1346.195442][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.195488][ T32] r7:ddde2d80 r6:83018200 r5:847ff78c r4:8582a800 [ 1346.195519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.195619][ T32] r10:61c88647 r9:85023000 r8:8582a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.195646][ T32] r4:8582a800 [ 1346.195665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.195711][ T32] r10:00000000 r9:8582a800 r8:80287e08 r7:ec961e60 r6:8583a900 r5:85023000 [ 1346.195799][ T32] r4:00000001 [ 1346.195822][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.195860][ T32] Exception stack(0xec991fb0 to 0xec991ff8) [ 1346.195886][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.195915][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.195941][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.195971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.196003][ T32] r4:8580a100 [ 1346.196279][ T32] INFO: task kworker/1:538:5927 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.196323][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.196386][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.196432][ T32] Call trace: [ 1346.196462][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.196512][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.196535][ T32] r4:00000000 [ 1346.196554][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.196592][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.196619][ T32] 1d20: a2092000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.196669][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.196698][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.196743][ T32] r5:800f0013 r4:80239bb0 [ 1346.196791][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.196836][ T32] r4:82ac21e4 [ 1346.196857][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.196958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.196986][ T32] r4:e05c1dc0 [ 1346.197005][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.197047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.197069][ T32] r4:00000000 [ 1346.197111][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.197160][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.197183][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.197255][ T32] r5:00001000 r4:dfd53000 [ 1346.197296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.197366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.197414][ T32] r5:84be0b8c r4:84be0800 [ 1346.197456][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.197530][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.197577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.197631][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.197655][ T32] r4:84bb2000 [ 1346.197674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.197731][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.197756][ T32] r4:00000001 [ 1346.197775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.197810][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.197835][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.197863][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.197911][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.197951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.197975][ T32] r4:84ba8980 [ 1346.197996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.198021][ T32] INFO: task kworker/1:539:5930 blocked for more than 472 seconds. [ 1346.198051][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.198084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.215239][ T32] task:kworker/1:539 state:D stack:0 pid:5930 tgid:5930 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.215372][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.215455][ T32] Call trace: [ 1346.215489][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.215601][ T32] r10:8291a684 r9:ec9a5d84 r8:00000002 r7:60000013 r6:ec9a5d8c r5:85020000 [ 1346.215658][ T32] r4:85020000 [ 1346.215685][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.215752][ T32] r5:85020000 r4:8291a680 [ 1346.215777][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.215818][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.215859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a5e08 [ 1346.215881][ T32] r4:00000000 [ 1346.215900][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.215964][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.216007][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.216049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580a2c0 [ 1346.216072][ T32] r4:00000000 [ 1346.216091][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.216137][ T32] r9:83018205 r8:85020000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1346.216160][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.216213][ T32] r5:00001000 r4:ec98d000 [ 1346.216246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.216308][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.216387][ T32] r5:847ffb8c r4:847ff800 [ 1346.216414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.216480][ T32] r7:ddde2d80 r6:83018200 r5:847ffb8c r4:8582a780 [ 1346.216505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.216575][ T32] r10:61c88647 r9:85020000 r8:8582a7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.216623][ T32] r4:8582a780 [ 1346.216674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.216739][ T32] r10:00000000 r9:8582a780 r8:80287e08 r7:ec961e60 r6:8583a980 r5:85020000 [ 1346.216786][ T32] r4:00000001 [ 1346.216830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.216873][ T32] Exception stack(0xec9a5fb0 to 0xec9a5ff8) [ 1346.216922][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.216962][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.216991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.217019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.217051][ T32] r4:8580a200 [ 1346.217521][ T32] INFO: task kworker/1:539:5930 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.217574][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.217655][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.217706][ T32] Call trace: [ 1346.217736][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.217809][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.217859][ T32] r4:00000000 [ 1346.217882][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.217924][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.217985][ T32] 1d20: a25ed000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.218018][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.218057][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.218129][ T32] r5:800f0013 r4:80239bb0 [ 1346.228738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.228834][ T32] r4:82ac21e4 [ 1346.228858][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.228902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.228951][ T32] r4:e05c1dc0 [ 1346.228976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.229020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.229043][ T32] r4:00000000 [ 1346.229063][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.229110][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.229159][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.229228][ T32] r5:00001000 r4:dfd53000 [ 1346.229252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.229293][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.229335][ T32] r5:84be0b8c r4:84be0800 [ 1346.229354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.229476][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.229523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.229576][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.229599][ T32] r4:84bb2000 [ 1346.229618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.229663][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.229685][ T32] r4:00000001 [ 1346.229705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.229764][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.229808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.229839][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.229867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.229925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.229950][ T32] r4:84ba8980 [ 1346.229974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.230041][ T32] INFO: task kworker/1:540:5931 blocked for more than 472 seconds. [ 1346.230080][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.230105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.230128][ T32] task:kworker/1:540 state:D stack:0 pid:5931 tgid:5931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.230251][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.230412][ T32] Call trace: [ 1346.230447][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.230529][ T32] r10:8291a684 r9:ec9b1d84 r8:00000002 r7:60000013 r6:ec9b1d8c r5:85021800 [ 1346.230603][ T32] r4:85021800 [ 1346.230680][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.230779][ T32] r5:85021800 r4:8291a680 [ 1346.230827][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.230870][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.230935][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b1e08 [ 1346.230969][ T32] r4:00000000 [ 1346.230992][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.231051][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.231110][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.231159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580a7c0 [ 1346.231182][ T32] r4:00000000 [ 1346.231286][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.231335][ T32] r9:83018205 r8:85021800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1346.231378][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.231433][ T32] r5:00001000 r4:eb0e7000 [ 1346.231522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.231624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.231677][ T32] r5:85948f8c r4:85948c00 [ 1346.231698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.231746][ T32] r7:ddde2d80 r6:83018200 r5:85948f8c r4:8582a880 [ 1346.231809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.231860][ T32] r10:61c88647 r9:85021800 r8:8582a8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.231922][ T32] r4:8582a880 [ 1346.231962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.232032][ T32] r10:00000000 r9:8582a880 r8:80287e08 r7:ec961e60 r6:8583aa00 r5:85021800 [ 1346.232099][ T32] r4:00000001 [ 1346.232122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.232167][ T32] Exception stack(0xec9b1fb0 to 0xec9b1ff8) [ 1346.232218][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.232294][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.232347][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.232425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.232474][ T32] r4:8580a3c0 [ 1346.232935][ T32] INFO: task kworker/1:540:5931 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.233008][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.233157][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.233209][ T32] Call trace: [ 1346.233259][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.233335][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.233389][ T32] r4:00000000 [ 1346.233414][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.233473][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.233538][ T32] 1d20: a2660000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.233590][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.233624][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.233682][ T32] r5:800f0013 r4:80239bb0 [ 1346.233713][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.233767][ T32] r4:82ac21e4 [ 1346.233817][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.233863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.233886][ T32] r4:e05c1dc0 [ 1346.233905][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.233966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.233991][ T32] r4:00000000 [ 1346.234011][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.234056][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.234077][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.234119][ T32] r5:00001000 r4:dfd53000 [ 1346.234159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.234202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.234245][ T32] r5:84be0b8c r4:84be0800 [ 1346.234265][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.234311][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.234354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.234426][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.234457][ T32] r4:84bb2000 [ 1346.234485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.234535][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.234557][ T32] r4:00000001 [ 1346.234577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.234629][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.234741][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.234772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.234821][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.234852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.234876][ T32] r4:84ba8980 [ 1346.234897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.234945][ T32] INFO: task kworker/1:541:5933 blocked for more than 472 seconds. [ 1346.235004][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.235052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.235077][ T32] task:kworker/1:541 state:D stack:0 pid:5933 tgid:5933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.235171][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.235214][ T32] Call trace: [ 1346.235243][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.235325][ T32] r10:8291a684 r9:ec9c1d84 r8:00000002 r7:60000013 r6:ec9c1d8c r5:85023c00 [ 1346.235351][ T32] r4:85023c00 [ 1346.235371][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.235466][ T32] r5:85023c00 r4:8291a680 [ 1346.235489][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.235528][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.235623][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c1e08 [ 1346.235652][ T32] r4:00000000 [ 1346.235675][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.235710][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.235744][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.235789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580a580 [ 1346.235844][ T32] r4:00000000 [ 1346.235871][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.235962][ T32] r9:83018205 r8:85023c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1346.236009][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.236055][ T32] r5:00001000 r4:ec9ad000 [ 1346.236075][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.236114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.236207][ T32] r5:8594838c r4:85948000 [ 1346.236231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.236301][ T32] r7:ddde2d80 r6:83018200 r5:8594838c r4:8582a900 [ 1346.236341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.236419][ T32] r10:61c88647 r9:85023c00 r8:8582a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.236445][ T32] r4:8582a900 [ 1346.236473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.236520][ T32] r10:00000000 r9:8582a900 r8:80287e08 r7:ec9b1e60 r6:8583aa80 r5:85023c00 [ 1346.236590][ T32] r4:00000001 [ 1346.236651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.236692][ T32] Exception stack(0xec9c1fb0 to 0xec9c1ff8) [ 1346.236721][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.236752][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.236778][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.236806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.236838][ T32] r4:8580a280 [ 1346.237115][ T32] INFO: task kworker/1:541:5933 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.237170][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.237256][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.237357][ T32] Call trace: [ 1346.237400][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.237455][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.237524][ T32] r4:00000000 [ 1346.237551][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.237596][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.237625][ T32] 1d20: a2660000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.237699][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.237732][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.237760][ T32] r5:800f0013 r4:80239bb0 [ 1346.237782][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.237823][ T32] r4:82ac21e4 [ 1346.237843][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.237958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.237987][ T32] r4:e05c1dc0 [ 1346.238008][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.238095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.258778][ T32] r4:00000000 [ 1346.258831][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.258984][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.259013][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.259063][ T32] r5:00001000 r4:dfd53000 [ 1346.259084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.259123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.259193][ T32] r5:84be0b8c r4:84be0800 [ 1346.259219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.259269][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.259291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.259341][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.259391][ T32] r4:84bb2000 [ 1346.259417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.259466][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.259490][ T32] r4:00000001 [ 1346.259510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.259593][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.259634][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.259666][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.259693][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.259722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.259744][ T32] r4:84ba8980 [ 1346.259826][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.259950][ T32] INFO: task kworker/1:542:5935 blocked for more than 472 seconds. [ 1346.259988][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.260013][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.260063][ T32] task:kworker/1:542 state:D stack:0 pid:5935 tgid:5935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.260278][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.260427][ T32] Call trace: [ 1346.260494][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.260590][ T32] r10:8291a684 r9:ec7a1d84 r8:00000002 r7:60000113 r6:ec7a1d8c r5:85025400 [ 1346.260616][ T32] r4:85025400 [ 1346.260637][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.260683][ T32] r5:85025400 r4:8291a680 [ 1346.260733][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.260777][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.260819][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a1e08 [ 1346.260926][ T32] r4:00000000 [ 1346.260948][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.261005][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.261044][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.261247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580a300 [ 1346.261325][ T32] r4:00000000 [ 1346.261381][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.261435][ T32] r9:83018205 r8:85025400 r7:00000000 r6:83018200 r5:00001000 r4:7f015000 [ 1346.261459][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.261500][ T32] r5:00001000 r4:dfb07000 [ 1346.261521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.261590][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.261722][ T32] r5:8594878c r4:85948400 [ 1346.261746][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.261793][ T32] r7:ddde2d80 r6:83018200 r5:8594878c r4:8582a980 [ 1346.261815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.261862][ T32] r10:61c88647 r9:85025400 r8:8582a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.261885][ T32] r4:8582a980 [ 1346.261904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.261950][ T32] r10:00000000 r9:8582a980 r8:80287e08 r7:ec9b1e60 r6:8583ab00 r5:85025400 [ 1346.261972][ T32] r4:00000001 [ 1346.261991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.262026][ T32] Exception stack(0xec7a1fb0 to 0xec7a1ff8) [ 1346.262052][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.262081][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.262108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.262137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.262159][ T32] r4:8580a680 [ 1346.262587][ T32] INFO: task kworker/1:542:5935 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.262623][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.263061][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.263112][ T32] Call trace: [ 1346.263141][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.263234][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.263276][ T32] r4:00000000 [ 1346.263300][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.263389][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.263450][ T32] 1d20: a2a8c000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.263482][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.263714][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.263749][ T32] r5:800f0013 r4:80239bb0 [ 1346.263772][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.263814][ T32] r4:82ac21e4 [ 1346.263835][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.263876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.263899][ T32] r4:e05c1dc0 [ 1346.263963][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.264031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.264074][ T32] r4:00000000 [ 1346.264098][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.264189][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.264227][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.264389][ T32] r5:00001000 r4:dfd53000 [ 1346.264423][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.264613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.264662][ T32] r5:84be0b8c r4:84be0800 [ 1346.264683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.264837][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.264865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.264913][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.264935][ T32] r4:84bb2000 [ 1346.264954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.265042][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.265069][ T32] r4:00000001 [ 1346.265090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.265154][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.265197][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.265275][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.265441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.265475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.265688][ T32] r4:84ba8980 [ 1346.265739][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.265768][ T32] INFO: task kworker/1:543:5937 blocked for more than 472 seconds. [ 1346.265813][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.265841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.265862][ T32] task:kworker/1:543 state:D stack:0 pid:5937 tgid:5937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.265908][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.265949][ T32] Call trace: [ 1346.265987][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.266060][ T32] r10:8291a684 r9:ec7b9d84 r8:00000002 r7:60000013 r6:ec7b9d8c r5:85026c00 [ 1346.266088][ T32] r4:85026c00 [ 1346.266179][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.266226][ T32] r5:85026c00 r4:8291a680 [ 1346.266263][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.266321][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.266386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b9e08 [ 1346.266414][ T32] r4:00000000 [ 1346.266434][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.266495][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.266565][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.266612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580a840 [ 1346.266636][ T32] r4:00000000 [ 1346.266675][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.266756][ T32] r9:83018205 r8:85026c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1346.266807][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.266853][ T32] r5:00001000 r4:eae45000 [ 1346.266929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.266972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.267014][ T32] r5:85948b8c r4:85948800 [ 1346.267035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.267080][ T32] r7:ddde2d80 r6:83018200 r5:85948b8c r4:8582aa00 [ 1346.267129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.267179][ T32] r10:61c88647 r9:85026c00 r8:8582aa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.267203][ T32] r4:8582aa00 [ 1346.267222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.267293][ T32] r10:00000000 r9:8582aa00 r8:80287e08 r7:ec9b1e60 r6:8583ab80 r5:85026c00 [ 1346.267320][ T32] r4:00000001 [ 1346.267340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.267375][ T32] Exception stack(0xec7b9fb0 to 0xec7b9ff8) [ 1346.267459][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.267494][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.267520][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.267590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.267624][ T32] r4:8580a5c0 [ 1346.267948][ T32] INFO: task kworker/1:543:5937 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.267993][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.268067][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.298754][ T32] Call trace: [ 1346.298803][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.298955][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.298986][ T32] r4:00000000 [ 1346.299008][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.299052][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.299085][ T32] 1d20: a2deb000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.299115][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.299141][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.299193][ T32] r5:800f0013 r4:80239bb0 [ 1346.299219][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.299352][ T32] r4:82ac21e4 [ 1346.299392][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.299440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.299463][ T32] r4:e05c1dc0 [ 1346.299485][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.299564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.299632][ T32] r4:00000000 [ 1346.299664][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.299717][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.299740][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.300005][ T32] r5:00001000 r4:dfd53000 [ 1346.300036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.300080][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.300124][ T32] r5:84be0b8c r4:84be0800 [ 1346.300145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.300192][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.300213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.300298][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.300326][ T32] r4:84bb2000 [ 1346.300350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.300404][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.300427][ T32] r4:00000001 [ 1346.300446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.300481][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.300565][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.300635][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.300723][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.300757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.300782][ T32] r4:84ba8980 [ 1346.300943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.301001][ T32] INFO: task kworker/1:544:5939 blocked for more than 472 seconds. [ 1346.301039][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.301065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.301088][ T32] task:kworker/1:544 state:D stack:0 pid:5939 tgid:5939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.301144][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.301414][ T32] Call trace: [ 1346.301567][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.301677][ T32] r10:8291a684 r9:ec9c9d84 r8:00000002 r7:60000113 r6:ec9c9d8c r5:85026000 [ 1346.301704][ T32] r4:85026000 [ 1346.301752][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.301861][ T32] r5:85026000 r4:8291a680 [ 1346.301974][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.302093][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.302292][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c9e08 [ 1346.302410][ T32] r4:00000000 [ 1346.302463][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.302528][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.302716][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.302820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580ae00 [ 1346.302846][ T32] r4:00000000 [ 1346.302866][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.302937][ T32] r9:83018205 r8:85026000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1346.302964][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.303052][ T32] r5:00001000 r4:eb785000 [ 1346.303076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.303165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.303211][ T32] r5:85949b8c r4:85949800 [ 1346.303232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.303278][ T32] r7:ddde2d80 r6:83018200 r5:85949b8c r4:8582aa80 [ 1346.303298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.303344][ T32] r10:61c88647 r9:85026000 r8:8582aaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.303462][ T32] r4:8582aa80 [ 1346.303505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.303682][ T32] r10:00000000 r9:8582aa80 r8:80287e08 r7:ec9b1e60 r6:8583ac00 r5:85026000 [ 1346.303713][ T32] r4:00000001 [ 1346.303886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.303929][ T32] Exception stack(0xec9c9fb0 to 0xec9c9ff8) [ 1346.303957][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.304005][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.304066][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.304110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.304135][ T32] r4:8580a700 [ 1346.304566][ T32] INFO: task kworker/1:544:5939 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.304603][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.304864][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.305020][ T32] Call trace: [ 1346.305055][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.305110][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.305135][ T32] r4:00000000 [ 1346.305154][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.305194][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.305249][ T32] 1d20: a2deb000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.305363][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.305400][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.305427][ T32] r5:800f0013 r4:80239bb0 [ 1346.305475][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.305520][ T32] r4:82ac21e4 [ 1346.305542][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.305684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.305789][ T32] r4:e05c1dc0 [ 1346.305978][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.306066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.306094][ T32] r4:00000000 [ 1346.306115][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.306194][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.306257][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.306324][ T32] r5:00001000 r4:dfd53000 [ 1346.306349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.306462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.306509][ T32] r5:84be0b8c r4:84be0800 [ 1346.306556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.306673][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.306743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.306801][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.306825][ T32] r4:84bb2000 [ 1346.306890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.306944][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.306967][ T32] r4:00000001 [ 1346.306987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.307082][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.307221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.307253][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.307281][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.307311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.307379][ T32] r4:84ba8980 [ 1346.307411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.307439][ T32] INFO: task kworker/1:545:5941 blocked for more than 472 seconds. [ 1346.307497][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.307526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.307615][ T32] task:kworker/1:545 state:D stack:0 pid:5941 tgid:5941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.307676][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.307737][ T32] Call trace: [ 1346.307770][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.307818][ T32] r10:8291a684 r9:ec9d1d84 r8:00000002 r7:60000113 r6:ec9d1d8c r5:85024800 [ 1346.307842][ T32] r4:85024800 [ 1346.307862][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.307904][ T32] r5:85024800 r4:8291a680 [ 1346.307923][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.307961][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.308002][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d1e08 [ 1346.308108][ T32] r4:00000000 [ 1346.329968][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.330166][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.330216][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.330305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580aa80 [ 1346.330389][ T32] r4:00000000 [ 1346.330446][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.330558][ T32] r9:83018205 r8:85024800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.330676][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.330764][ T32] r5:00001000 r4:eb209000 [ 1346.330808][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.331007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.331055][ T32] r5:8594938c r4:85949000 [ 1346.331078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.331128][ T32] r7:ddde2d80 r6:83018200 r5:8594938c r4:8582ab00 [ 1346.331224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.331335][ T32] r10:61c88647 r9:85024800 r8:8582ab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.331370][ T32] r4:8582ab00 [ 1346.331398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.331447][ T32] r10:00000000 r9:8582ab00 r8:80287e08 r7:ec9c9e60 r6:8583ac80 r5:85024800 [ 1346.331470][ T32] r4:00000001 [ 1346.331534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.331620][ T32] Exception stack(0xec9d1fb0 to 0xec9d1ff8) [ 1346.331750][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.331860][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.332043][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.332152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.332267][ T32] r4:8580a9c0 [ 1346.332776][ T32] INFO: task kworker/1:545:5941 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.332819][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.332945][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.332996][ T32] Call trace: [ 1346.333029][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.333081][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.333105][ T32] r4:00000000 [ 1346.333126][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.333182][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.333245][ T32] 1d20: a2fbe000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.333301][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.333345][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.333388][ T32] r5:800f0013 r4:80239bb0 [ 1346.333418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.333633][ T32] r4:82ac21e4 [ 1346.333719][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.333789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.333840][ T32] r4:e05c1dc0 [ 1346.333866][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.333929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.333956][ T32] r4:00000000 [ 1346.333977][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.334023][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.334088][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.334153][ T32] r5:00001000 r4:dfd53000 [ 1346.334178][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.334322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.334376][ T32] r5:84be0b8c r4:84be0800 [ 1346.334411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.334495][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.334522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.334571][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.334639][ T32] r4:84bb2000 [ 1346.334663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.334712][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.334736][ T32] r4:00000001 [ 1346.334756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.334806][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.334843][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.334874][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.334959][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.334999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.335081][ T32] r4:84ba8980 [ 1346.335110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.335201][ T32] INFO: task kworker/1:546:5945 blocked for more than 472 seconds. [ 1346.335241][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.335294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.335427][ T32] task:kworker/1:546 state:D stack:0 pid:5945 tgid:5945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.335482][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.335708][ T32] Call trace: [ 1346.335767][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.335820][ T32] r10:8291a684 r9:ec9b5d84 r8:00000002 r7:60000113 r6:ec9b5d8c r5:858a8000 [ 1346.335845][ T32] r4:858a8000 [ 1346.335893][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.335941][ T32] r5:858a8000 r4:8291a680 [ 1346.335989][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.336032][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.336076][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b5e08 [ 1346.336100][ T32] r4:00000000 [ 1346.336204][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.336244][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.336280][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.336394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580ad00 [ 1346.336514][ T32] r4:00000000 [ 1346.336547][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.336594][ T32] r9:83018205 r8:858a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1346.336618][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.336663][ T32] r5:00001000 r4:eb71d000 [ 1346.336713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.336812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.336860][ T32] r5:8594978c r4:85949400 [ 1346.336882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.336927][ T32] r7:ddde2d80 r6:83018200 r5:8594978c r4:8582ab80 [ 1346.336948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.337051][ T32] r10:61c88647 r9:858a8000 r8:8582abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.337078][ T32] r4:8582ab80 [ 1346.337098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.337143][ T32] r10:00000000 r9:8582ab80 r8:80287e08 r7:ec9c9e60 r6:8583ad00 r5:858a8000 [ 1346.337165][ T32] r4:00000001 [ 1346.337184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.337218][ T32] Exception stack(0xec9b5fb0 to 0xec9b5ff8) [ 1346.337245][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.337274][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.337344][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.337565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.337592][ T32] r4:8580ab00 [ 1346.337915][ T32] INFO: task kworker/1:546:5945 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.337980][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.338084][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.338137][ T32] Call trace: [ 1346.365497][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.365603][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.365706][ T32] r4:00000000 [ 1346.365733][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.365780][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.365815][ T32] 1d20: a32eb000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.365844][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.365870][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.365917][ T32] r5:800f0013 r4:80239bb0 [ 1346.365969][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.366026][ T32] r4:82ac21e4 [ 1346.366048][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.366091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.366113][ T32] r4:e05c1dc0 [ 1346.366133][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.366173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.366224][ T32] r4:00000000 [ 1346.366301][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.366356][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.366404][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.366548][ T32] r5:00001000 r4:dfd53000 [ 1346.366659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.366726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.366776][ T32] r5:84be0b8c r4:84be0800 [ 1346.366887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.367001][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.367028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.367077][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.367100][ T32] r4:84bb2000 [ 1346.367134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.367215][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.367242][ T32] r4:00000001 [ 1346.367264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.367331][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.367441][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.367603][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.367663][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.367712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.367742][ T32] r4:84ba8980 [ 1346.367768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.367813][ T32] INFO: task kworker/0:857:5947 blocked for more than 472 seconds. [ 1346.367875][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.367995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.368023][ T32] task:kworker/0:857 state:D stack:0 pid:5947 tgid:5947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.368084][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.368130][ T32] Call trace: [ 1346.381487][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.381700][ T32] r10:8291a684 r9:ec9cdd84 r8:00000002 r7:60000113 r6:ec9cdd8c r5:858a8c00 [ 1346.381735][ T32] r4:858a8c00 [ 1346.381758][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.381833][ T32] r5:858a8c00 r4:8291a680 [ 1346.381948][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.382069][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.382164][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9cde08 [ 1346.382219][ T32] r4:00000000 [ 1346.382245][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.382375][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.382490][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.382539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c8380 [ 1346.382563][ T32] r4:00000000 [ 1346.382597][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.382697][ T32] r9:83018005 r8:858a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1346.382815][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.382867][ T32] r5:00001000 r4:eb3b9000 [ 1346.382889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.382929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.383001][ T32] r5:85886f8c r4:85886c00 [ 1346.383027][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.383076][ T32] r7:dddced80 r6:83018000 r5:85886f8c r4:8583ad80 [ 1346.383097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.383144][ T32] r10:61c88647 r9:858a8c00 r8:8583adac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.383196][ T32] r4:8583ad80 [ 1346.383220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.383268][ T32] r10:00000000 r9:8583ad80 r8:80287e08 r7:ec87de60 r6:8583ae00 r5:858a8c00 [ 1346.383292][ T32] r4:00000001 [ 1346.383312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.383351][ T32] Exception stack(0xec9cdfb0 to 0xec9cdff8) [ 1346.383423][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.383458][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.383568][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.383652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.383712][ T32] r4:8580d6c0 [ 1346.384133][ T32] INFO: task kworker/0:857:5947 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.384173][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.384243][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.384292][ T32] Call trace: [ 1346.384482][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.384536][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.384650][ T32] r4:00000000 [ 1346.384675][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.384717][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.384836][ T32] 1d20: a3583000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.384869][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.384894][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.385014][ T32] r5:800f0013 r4:80239bb0 [ 1346.385135][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.385181][ T32] r4:82ac21e4 [ 1346.385202][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.385246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.385341][ T32] r4:e05c1dc0 [ 1346.385457][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.385561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.385604][ T32] r4:00000000 [ 1346.385628][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.385674][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.385698][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.385844][ T32] r5:00001000 r4:dfd53000 [ 1346.385915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.385960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.386054][ T32] r5:84be0b8c r4:84be0800 [ 1346.386078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.386172][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.386286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.386342][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.386366][ T32] r4:84bb2000 [ 1346.386390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.386438][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.386582][ T32] r4:00000001 [ 1346.386655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.386783][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.386812][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.386896][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.386927][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.386957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.386993][ T32] r4:84ba8980 [ 1346.387040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.387258][ T32] INFO: task kworker/1:547:5948 blocked for more than 472 seconds. [ 1346.387295][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.387355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.387419][ T32] task:kworker/1:547 state:D stack:0 pid:5948 tgid:5948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.387498][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.387639][ T32] Call trace: [ 1346.387705][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.387815][ T32] r10:8291a684 r9:ec9d5d84 r8:00000002 r7:60000113 r6:ec9d5d8c r5:858a9800 [ 1346.387864][ T32] r4:858a9800 [ 1346.387915][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.387963][ T32] r5:858a9800 r4:8291a680 [ 1346.388029][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.388072][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.388114][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d5e08 [ 1346.388197][ T32] r4:00000000 [ 1346.400041][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.400167][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.400213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.400386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580af40 [ 1346.400420][ T32] r4:00000000 [ 1346.400443][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.400569][ T32] r9:83018205 r8:858a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1346.400631][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.400691][ T32] r5:00001000 r4:eb90d000 [ 1346.400713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.400754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.400798][ T32] r5:85949f8c r4:85949c00 [ 1346.400818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.400867][ T32] r7:ddde2d80 r6:83018200 r5:85949f8c r4:8582ac00 [ 1346.400888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.400957][ T32] r10:61c88647 r9:858a9800 r8:8582ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.400983][ T32] r4:8582ac00 [ 1346.401032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.401124][ T32] r10:00000000 r9:8582ac00 r8:80287e08 r7:ec9c9e60 r6:8583ae80 r5:858a9800 [ 1346.401162][ T32] r4:00000001 [ 1346.401226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.401282][ T32] Exception stack(0xec9d5fb0 to 0xec9d5ff8) [ 1346.401324][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.401353][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.401380][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.401419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.401443][ T32] r4:8580ad40 [ 1346.401872][ T32] INFO: task kworker/1:547:5948 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.401909][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.402112][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.402224][ T32] Call trace: [ 1346.402261][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.402403][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.402539][ T32] r4:00000000 [ 1346.402563][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.402604][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.402632][ T32] 1d20: a3583000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.402660][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.402687][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.402710][ T32] r5:800f0013 r4:80239bb0 [ 1346.402731][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.402831][ T32] r4:82ac21e4 [ 1346.402858][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.402931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.403027][ T32] r4:e05c1dc0 [ 1346.403080][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.403152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.403188][ T32] r4:00000000 [ 1346.403212][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.403259][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.403303][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.403359][ T32] r5:00001000 r4:dfd53000 [ 1346.403466][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.403519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.403592][ T32] r5:84be0b8c r4:84be0800 [ 1346.403614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.403728][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.403757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.403834][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.403860][ T32] r4:84bb2000 [ 1346.403880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.403941][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.403967][ T32] r4:00000001 [ 1346.403988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.404025][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.404051][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.404079][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.404161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.404194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.404217][ T32] r4:84ba8980 [ 1346.404239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.404269][ T32] INFO: task kworker/1:548:5951 blocked for more than 472 seconds. [ 1346.404302][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.404328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.404460][ T32] task:kworker/1:548 state:D stack:0 pid:5951 tgid:5951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.404608][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.404806][ T32] Call trace: [ 1346.404869][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.404920][ T32] r10:8291a684 r9:ec9ddd84 r8:00000002 r7:60000013 r6:ec9ddd8c r5:858ab000 [ 1346.404945][ T32] r4:858ab000 [ 1346.404965][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.405097][ T32] r5:858ab000 r4:8291a680 [ 1346.405154][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.405198][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.405330][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9dde08 [ 1346.405358][ T32] r4:00000000 [ 1346.405379][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.405421][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.405456][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.405511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8580aa00 [ 1346.405537][ T32] r4:00000000 [ 1346.405615][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.405664][ T32] r9:83018205 r8:858ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1346.405714][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.405826][ T32] r5:00001000 r4:eb945000 [ 1346.405850][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.405891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.405933][ T32] r5:8594a38c r4:8594a000 [ 1346.405952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.406015][ T32] r7:ddde2d80 r6:83018200 r5:8594a38c r4:8582ad00 [ 1346.406065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.406174][ T32] r10:61c88647 r9:858ab000 r8:8582ad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.406200][ T32] r4:8582ad00 [ 1346.406220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.406264][ T32] r10:00000000 r9:8582ad00 r8:80287e08 r7:ec9d5e60 r6:8583af00 r5:858ab000 [ 1346.406286][ T32] r4:00000001 [ 1346.406305][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.406385][ T32] Exception stack(0xec9ddfb0 to 0xec9ddff8) [ 1346.406418][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.406448][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.406505][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.406566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.406591][ T32] r4:8580adc0 [ 1346.406867][ T32] INFO: task kworker/1:548:5951 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.406901][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.406990][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.407036][ T32] Call trace: [ 1346.407065][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.407143][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.407197][ T32] r4:00000000 [ 1346.407281][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.407397][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.407429][ T32] 1d20: a3583000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.407509][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.407575][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.407618][ T32] r5:800f0013 r4:80239bb0 [ 1346.407646][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.407689][ T32] r4:82ac21e4 [ 1346.407710][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.407771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.407797][ T32] r4:e05c1dc0 [ 1346.407818][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.407860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.407882][ T32] r4:00000000 [ 1346.408037][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.408090][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.408177][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.442245][ T32] r5:00001000 r4:dfd53000 [ 1346.442300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.442372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.442495][ T32] r5:84be0b8c r4:84be0800 [ 1346.442521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.442601][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.442819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.442934][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.442961][ T32] r4:84bb2000 [ 1346.442982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.443031][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.443054][ T32] r4:00000001 [ 1346.443075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.443140][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.443183][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.443212][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.443239][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.443270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.443293][ T32] r4:84ba8980 [ 1346.443425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.443489][ T32] INFO: task kworker/1:549:5953 blocked for more than 472 seconds. [ 1346.443577][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.443622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.443651][ T32] task:kworker/1:549 state:D stack:0 pid:5953 tgid:5953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.443713][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.443818][ T32] Call trace: [ 1346.443933][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.444048][ T32] r10:8291a684 r9:ec9e5d84 r8:00000002 r7:60000113 r6:ec9e5d8c r5:858ac800 [ 1346.444076][ T32] r4:858ac800 [ 1346.444121][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.444169][ T32] r5:858ac800 r4:8291a680 [ 1346.444190][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.444258][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.444307][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e5e08 [ 1346.444330][ T32] r4:00000000 [ 1346.444378][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.444422][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.444489][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.444535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f1980 [ 1346.444560][ T32] r4:00000000 [ 1346.444610][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.444712][ T32] r9:83018205 r8:858ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1346.444739][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.444783][ T32] r5:00001000 r4:ebbe3000 [ 1346.444814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.444916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.445036][ T32] r5:8594c38c r4:8594c000 [ 1346.445085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.445160][ T32] r7:ddde2d80 r6:83018200 r5:8594c38c r4:8582ac80 [ 1346.445207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.445259][ T32] r10:61c88647 r9:858ac800 r8:8582acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.445318][ T32] r4:8582ac80 [ 1346.445440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.445508][ T32] r10:00000000 r9:8582ac80 r8:80287e08 r7:ec9dde60 r6:8583af80 r5:858ac800 [ 1346.445532][ T32] r4:00000001 [ 1346.445552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.445587][ T32] Exception stack(0xec9e5fb0 to 0xec9e5ff8) [ 1346.445614][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.445645][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.445674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.445704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.445726][ T32] r4:8580ae40 [ 1346.446179][ T32] INFO: task kworker/1:549:5953 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.446223][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.446285][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.446484][ T32] Call trace: [ 1346.446546][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.446694][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.446723][ T32] r4:00000000 [ 1346.446745][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.446786][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.446842][ T32] 1d20: a3acc000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.446901][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.447020][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.447048][ T32] r5:800f0013 r4:80239bb0 [ 1346.447069][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.447137][ T32] r4:82ac21e4 [ 1346.447169][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.447215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.447240][ T32] r4:e05c1dc0 [ 1346.447365][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.447417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.447441][ T32] r4:00000000 [ 1346.447461][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.447507][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.447528][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.447619][ T32] r5:00001000 r4:dfd53000 [ 1346.447645][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.447686][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.447743][ T32] r5:84be0b8c r4:84be0800 [ 1346.447768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.447816][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.447839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.447886][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.447909][ T32] r4:84bb2000 [ 1346.447928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.447973][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.447996][ T32] r4:00000001 [ 1346.448042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.448083][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.448137][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.448232][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.456413][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.456496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.456558][ T32] r4:84ba8980 [ 1346.456587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.456709][ T32] INFO: task kworker/1:550:5955 blocked for more than 472 seconds. [ 1346.456750][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.456817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.456918][ T32] task:kworker/1:550 state:D stack:0 pid:5955 tgid:5955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.457132][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.457386][ T32] Call trace: [ 1346.457454][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.457526][ T32] r10:8291a684 r9:ec9edd84 r8:00000002 r7:60000113 r6:ec9edd8c r5:858ad400 [ 1346.457613][ T32] r4:858ad400 [ 1346.457642][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.457688][ T32] r5:858ad400 r4:8291a680 [ 1346.457710][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.457855][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.457975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ede08 [ 1346.458092][ T32] r4:00000000 [ 1346.458208][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.468871][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.468960][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.469028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8583bac0 [ 1346.469077][ T32] r4:00000000 [ 1346.469148][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.469205][ T32] r9:83018205 r8:858ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1346.469250][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.469323][ T32] r5:00001000 r4:eb9c5000 [ 1346.469347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.469417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.469465][ T32] r5:8594a78c r4:8594a400 [ 1346.469486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.469535][ T32] r7:ddde2d80 r6:83018200 r5:8594a78c r4:8582ad80 [ 1346.469601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.469659][ T32] r10:61c88647 r9:858ad400 r8:8582adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.469692][ T32] r4:8582ad80 [ 1346.469715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.469785][ T32] r10:00000000 r9:8582ad80 r8:80287e08 r7:ec9e5e60 r6:857e6000 r5:858ad400 [ 1346.469811][ T32] r4:00000001 [ 1346.469854][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.469922][ T32] Exception stack(0xec9edfb0 to 0xec9edff8) [ 1346.469978][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.470010][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.470038][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.470090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.470136][ T32] r4:857f1000 [ 1346.470624][ T32] INFO: task kworker/1:550:5955 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.470694][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.470949][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.471153][ T32] Call trace: [ 1346.471229][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.471286][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.471321][ T32] r4:00000000 [ 1346.471344][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.471393][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.471424][ T32] 1d20: a3cba000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.471453][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.471477][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.471524][ T32] r5:800f0013 r4:80239bb0 [ 1346.471593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.471648][ T32] r4:82ac21e4 [ 1346.471692][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.471738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.471761][ T32] r4:e05c1dc0 [ 1346.471781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.471821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.471843][ T32] r4:00000000 [ 1346.471886][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.471934][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.471956][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.471998][ T32] r5:00001000 r4:dfd53000 [ 1346.472017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.472055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.472154][ T32] r5:84be0b8c r4:84be0800 [ 1346.472184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.472235][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.472257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.472324][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.472350][ T32] r4:84bb2000 [ 1346.472398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.472450][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.472473][ T32] r4:00000001 [ 1346.472530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.472569][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.472606][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.472657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.472686][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.472715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.472737][ T32] r4:84ba8980 [ 1346.472758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.472799][ T32] INFO: task kworker/1:551:5956 blocked for more than 472 seconds. [ 1346.472833][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.472894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.472939][ T32] task:kworker/1:551 state:D stack:0 pid:5956 tgid:5956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.473012][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.473095][ T32] Call trace: [ 1346.473156][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.473205][ T32] r10:8291a684 r9:ec9f1d84 r8:00000002 r7:60000013 r6:ec9f1d8c r5:858abc00 [ 1346.473228][ T32] r4:858abc00 [ 1346.473247][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.473304][ T32] r5:858abc00 r4:8291a680 [ 1346.473328][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.473373][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.473445][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f1e08 [ 1346.473494][ T32] r4:00000000 [ 1346.473538][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.473588][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.473633][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.473675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f1040 [ 1346.473720][ T32] r4:00000000 [ 1346.473743][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.473811][ T32] r9:83018205 r8:858abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1346.473919][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.473978][ T32] r5:00001000 r4:eba19000 [ 1346.474019][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.474126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.474185][ T32] r5:8594ab8c r4:8594a800 [ 1346.474250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.474300][ T32] r7:ddde2d80 r6:83018200 r5:8594ab8c r4:8582ae00 [ 1346.474343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.474403][ T32] r10:61c88647 r9:858abc00 r8:8582ae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.474428][ T32] r4:8582ae00 [ 1346.474500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.474573][ T32] r10:00000000 r9:8582ae00 r8:80287e08 r7:ec9e5e60 r6:857e6080 r5:858abc00 [ 1346.474619][ T32] r4:00000001 [ 1346.474642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.474722][ T32] Exception stack(0xec9f1fb0 to 0xec9f1ff8) [ 1346.474768][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.474798][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.474825][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.474921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.475074][ T32] r4:857f1080 [ 1346.475338][ T32] INFO: task kworker/1:551:5956 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.475408][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.475467][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.475586][ T32] Call trace: [ 1346.475646][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.475698][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.475744][ T32] r4:00000000 [ 1346.475767][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.475806][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.475874][ T32] 1d20: a3cba000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.475907][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.475933][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.475971][ T32] r5:800f0013 r4:80239bb0 [ 1346.475993][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.476055][ T32] r4:82ac21e4 [ 1346.476100][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.476167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.476233][ T32] r4:e05c1dc0 [ 1346.476256][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.476343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.476379][ T32] r4:00000000 [ 1346.476424][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.476494][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.476520][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.476563][ T32] r5:00001000 r4:dfd53000 [ 1346.476582][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.476640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.476710][ T32] r5:84be0b8c r4:84be0800 [ 1346.476733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.476782][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.476804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.476850][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.476872][ T32] r4:84bb2000 [ 1346.476901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.476995][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.477027][ T32] r4:00000001 [ 1346.477047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.477082][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.477131][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.477184][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.477213][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.477251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.477292][ T32] r4:84ba8980 [ 1346.477363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.477441][ T32] INFO: task kworker/1:552:5958 blocked for more than 472 seconds. [ 1346.477474][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.477499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.477541][ T32] task:kworker/1:552 state:D stack:0 pid:5958 tgid:5958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.477589][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.477641][ T32] Call trace: [ 1346.477715][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.477766][ T32] r10:8291a684 r9:ec9f9d84 r8:00000002 r7:60000013 r6:ec9f9d8c r5:858aa400 [ 1346.477790][ T32] r4:858aa400 [ 1346.477809][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.477873][ T32] r5:858aa400 r4:8291a680 [ 1346.477896][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.477936][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.478000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f9e08 [ 1346.478030][ T32] r4:00000000 [ 1346.478071][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.478187][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.500823][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.500952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f1300 [ 1346.500981][ T32] r4:00000000 [ 1346.501003][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.501054][ T32] r9:83018205 r8:858aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.501143][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.501207][ T32] r5:00001000 r4:ebad5000 [ 1346.501229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.501270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.501311][ T32] r5:8594af8c r4:8594ac00 [ 1346.501331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1346.501496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.501595][ T32] r10:61c88647 r9:858aa400 r8:8582aeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.501623][ T32] r4:8582ae80 [ 1346.501647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.501696][ T32] r10:00000000 r9:8582ae80 r8:80287e08 r7:ec9e5e60 r6:857e6100 r5:858aa400 [ 1346.501719][ T32] r4:00000001 [ 1346.501822][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.501903][ T32] Exception stack(0xec9f9fb0 to 0xec9f9ff8) [ 1346.501965][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.501997][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.502023][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.502052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.502095][ T32] r4:857f11c0 [ 1346.502545][ T32] INFO: task kworker/1:552:5958 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.502589][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.502792][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.502868][ T32] Call trace: [ 1346.502901][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.502978][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.503005][ T32] r4:00000000 [ 1346.503025][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.503086][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.503117][ T32] 1d20: a3fae000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.503169][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.503234][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.503263][ T32] r5:800f0013 r4:80239bb0 [ 1346.503304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.503351][ T32] r4:82ac21e4 [ 1346.503372][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.503456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.503505][ T32] r4:e05c1dc0 [ 1346.503529][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.503625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.503686][ T32] r4:00000000 [ 1346.503733][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.503786][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.503851][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.503900][ T32] r5:00001000 r4:dfd53000 [ 1346.503920][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.503959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.504000][ T32] r5:84be0b8c r4:84be0800 [ 1346.504019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.504065][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.504170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.504264][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.504291][ T32] r4:84bb2000 [ 1346.504312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.504358][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.504401][ T32] r4:00000001 [ 1346.504446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.504485][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.504513][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.504564][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.504615][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.504651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.504674][ T32] r4:84ba8980 [ 1346.504696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.504747][ T32] INFO: task kworker/1:553:5960 blocked for more than 473 seconds. [ 1346.504812][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.504842][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.504887][ T32] task:kworker/1:553 state:D stack:0 pid:5960 tgid:5960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.504944][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.505011][ T32] Call trace: [ 1346.505069][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.505120][ T32] r10:8291a684 r9:eca01d84 r8:00000002 r7:60000013 r6:eca01d8c r5:859b8000 [ 1346.505143][ T32] r4:859b8000 [ 1346.505206][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.505258][ T32] r5:859b8000 r4:8291a680 [ 1346.505278][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.505330][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.505412][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca01e08 [ 1346.505441][ T32] r4:00000000 [ 1346.505482][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.505522][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.505559][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.505639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f14c0 [ 1346.505688][ T32] r4:00000000 [ 1346.505732][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.505782][ T32] r9:83018205 r8:859b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1346.505814][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.505881][ T32] r5:00001000 r4:ebb11000 [ 1346.505904][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.505944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.505987][ T32] r5:8594b38c r4:8594b000 [ 1346.506018][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.506188][ T32] r10:61c88647 r9:859b8000 r8:8582af2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.506483][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.507148][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.507393][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1346.507869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1346.526490][ T32] r5:84be0b8c r4:84be0800 ** 5 printk messages dropped ** [ 1346.526823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1346.527227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1346.527749][ T32] r4:859b9800 ** 4 printk messages dropped ** [ 1346.528010][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca09e08 ** 9 printk messages dropped ** [ 1346.541416][ T32] r5:00001000 r4:ebb4b000 ** 2 printk messages dropped ** [ 1346.541673][ T32] r5:8594b78c r4:8594b400 ** 2 printk messages dropped ** [ 1346.541833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1346.542947][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1346.543400][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.543429][ T32] r4:00000000 [ 1346.543493][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.543537][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.543625][ T32] 1d20: a4840000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.543679][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.543729][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.543756][ T32] r5:800f0013 r4:80239bb0 [ 1346.543798][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.543844][ T32] r4:82ac21e4 [ 1346.543865][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.543908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.543950][ T32] r4:e05c1dc0 [ 1346.543993][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.544062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.544107][ T32] r4:00000000 [ 1346.544130][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.544177][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.544198][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.544240][ T32] r5:00001000 r4:dfd53000 [ 1346.544280][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.544324][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.544367][ T32] r5:84be0b8c r4:84be0800 [ 1346.544398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.544446][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.544467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.544513][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.544535][ T32] r4:84bb2000 [ 1346.544554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.544610][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.544636][ T32] r4:00000001 [ 1346.544677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.544738][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.544766][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.544795][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.544821][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.544911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.544938][ T32] r4:84ba8980 [ 1346.544982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.545038][ T32] INFO: task kworker/1:555:5964 blocked for more than 473 seconds. [ 1346.545075][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.545112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.545146][ T32] task:kworker/1:555 state:D stack:0 pid:5964 tgid:5964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.545216][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.545264][ T32] Call trace: [ 1346.545294][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.545341][ T32] r10:8291a684 r9:eca11d84 r8:00000002 r7:60000113 r6:eca11d8c r5:859b8c00 [ 1346.545363][ T32] r4:859b8c00 [ 1346.545391][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.545435][ T32] r5:859b8c00 r4:8291a680 [ 1346.545476][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.545519][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.545562][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca11e08 [ 1346.545584][ T32] r4:00000000 [ 1346.545604][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.545661][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.545887][ T32] r5:00001000 r4:ebb6d000 ** 2 printk messages dropped ** [ 1346.546035][ T32] r5:8594bb8c r4:8594b800 [ 1346.546059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.546393][ T32] r10:00000000 r9:84bc8f80 r8:80287e08 r7:ec9e5e60 r6:857e6280 r5:859b8c00 ** 9 printk messages dropped ** [ 1346.546951][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.547640][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1346.548037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 12 printk messages dropped ** [ 1346.571295][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1346.571484][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1346.571971][ T32] INFO: task kworker/1:556:5966 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1346.572566][ T32] r4:859bbc00 ** 4 printk messages dropped ** [ 1346.572788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca19e08 ** 10 printk messages dropped ** [ 1346.573483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.573674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.574058][ T32] Exception stack(0xeca19fb0 to 0xeca19ff8) ** 7 printk messages dropped ** [ 1346.574748][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.575110][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 9 printk messages dropped ** [ 1346.575789][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.576051][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.576114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.576159][ T32] r5:84be0b8c r4:84be0800 [ 1346.576219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.576293][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.576319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.576398][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.576446][ T32] r4:84bb2000 [ 1346.576480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.576552][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.576579][ T32] r4:00000001 [ 1346.576598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.576634][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.576661][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.576689][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.576716][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.576805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.576831][ T32] r4:84ba8980 [ 1346.576853][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.576919][ T32] INFO: task kworker/1:557:5969 blocked for more than 473 seconds. [ 1346.576977][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.577004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.577025][ T32] task:kworker/1:557 state:D stack:0 pid:5969 tgid:5969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.577219][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.577277][ T32] Call trace: [ 1346.577309][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.577400][ T32] r10:8291a684 r9:eca25d84 r8:00000002 r7:60000013 r6:eca25d8c r5:859bb000 [ 1346.577429][ T32] r4:859bb000 [ 1346.577449][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.577535][ T32] r5:859bb000 r4:8291a680 [ 1346.577563][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.577604][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.577668][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca25e08 [ 1346.577695][ T32] r4:00000000 [ 1346.577715][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.577750][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.577868][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.577913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f1a80 [ 1346.577937][ T32] r4:00000000 [ 1346.577956][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.577999][ T32] r9:83018205 r8:859bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1346.578045][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.578163][ T32] r5:00001000 r4:ec5e5000 [ 1346.599152][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.599260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.599309][ T32] r5:8594c78c r4:8594c400 [ 1346.599332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.599403][ T32] r7:ddde2d80 r6:83018200 r5:8594c78c r4:857e8080 [ 1346.599451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.599527][ T32] r10:61c88647 r9:859bb000 r8:857e80ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.599616][ T32] r4:857e8080 [ 1346.599639][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1346.599789][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1346.600658][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.601098][ T32] 1d20: a4ff0000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 9 printk messages dropped ** [ 1346.601805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1346.602479][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1346.602699][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.602944][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.603465][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.603939][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca31e08 ** 8 printk messages dropped ** [ 1346.604237][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.604476][ T32] r5:8594db8c r4:8594d800 ** 4 printk messages dropped ** [ 1346.604662][ T32] r4:857e8100 ** 6 printk messages dropped ** [ 1346.604899][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.605727][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 10 printk messages dropped ** [ 1346.606235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1346.606707][ T32] r5:84be0b8c r4:84be0800 ** 7 printk messages dropped ** [ 1346.607034][ T32] r4:00000001 [ 1346.607053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.607109][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.607138][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.607166][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.607192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.607241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.607288][ T32] r4:84ba8980 [ 1346.607312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.607354][ T32] INFO: task kworker/1:559:5973 blocked for more than 473 seconds. [ 1346.607397][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.607421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.607442][ T32] task:kworker/1:559 state:D stack:0 pid:5973 tgid:5973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.607485][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.607574][ T32] Call trace: [ 1346.607670][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.607730][ T32] r10:8291a684 r9:eca35d84 r8:00000002 r7:60000113 r6:eca35d8c r5:859be000 [ 1346.607755][ T32] r4:859be000 [ 1346.607776][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.607820][ T32] r5:859be000 r4:8291a680 [ 1346.607860][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.607904][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.607973][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca35e08 [ 1346.608081][ T32] r4:00000000 [ 1346.608113][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.608205][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.629064][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.629162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f1bc0 [ 1346.629188][ T32] r4:00000000 [ 1346.629229][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.629283][ T32] r9:83018205 r8:859be000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1346.629317][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.629415][ T32] r5:00001000 r4:ec5f9000 [ 1346.629441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.629526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.629616][ T32] r5:8594cb8c r4:8594c800 [ 1346.629646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.629696][ T32] r7:ddde2d80 r6:83018200 r5:8594cb8c r4:857e8180 [ 1346.629760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.629812][ T32] r10:61c88647 r9:859be000 r8:857e81ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.629835][ T32] r4:857e8180 [ 1346.629855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.629902][ T32] r10:00000000 r9:857e8180 r8:80287e08 r7:eca31e60 r6:857e6480 r5:859be000 [ 1346.629924][ T32] r4:00000001 [ 1346.629943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.629980][ T32] Exception stack(0xeca35fb0 to 0xeca35ff8) [ 1346.630009][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.630062][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.630138][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.630311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.630377][ T32] r4:857f1ac0 [ 1346.630816][ T32] INFO: task kworker/1:559:5973 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.630854][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.630925][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.630996][ T32] Call trace: [ 1346.631117][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.631196][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.631242][ T32] r4:00000000 [ 1346.631266][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.631330][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.631408][ T32] 1d20: a5395000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.631472][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.631500][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.631571][ T32] r5:800f0013 r4:80239bb0 [ 1346.631616][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.631665][ T32] r4:82ac21e4 [ 1346.631709][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.631793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 7 printk messages dropped ** [ 1346.632174][ T32] r5:00001000 r4:dfd53000 ** 7 printk messages dropped ** [ 1346.632488][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1346.632699][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1346.633031][ T32] INFO: task kworker/1:560:5974 blocked for more than 473 seconds. ** 11 printk messages dropped ** [ 1346.633712][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.634080][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.634277][ T32] r5:8594cf8c r4:8594cc00 ** 3 printk messages dropped ** [ 1346.634421][ T32] r10:61c88647 r9:859bc800 r8:857e822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.634954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1346.635745][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1346.636108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1346.636563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.637013][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.637259][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1346.637702][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1346.637798][ T32] r4:859bd400 [ 1346.637818][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.637861][ T32] r5:859bd400 r4:8291a680 [ 1346.637902][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.638007][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.638054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca41e08 [ 1346.638077][ T32] r4:00000000 [ 1346.638096][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.670395][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.670564][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.670619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f1e80 [ 1346.670645][ T32] r4:00000000 [ 1346.670666][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.670714][ T32] r9:83018205 r8:859bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1346.670736][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.670792][ T32] r5:00001000 r4:ec651000 [ 1346.670817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.670880][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.670938][ T32] r5:8594d38c r4:8594d000 [ 1346.670962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.671015][ T32] r7:ddde2d80 r6:83018200 r5:8594d38c r4:857e8280 [ 1346.671063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.671156][ T32] r10:61c88647 r9:859bd400 r8:857e82ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.671188][ T32] r4:857e8280 [ 1346.671209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.671256][ T32] r10:00000000 r9:857e8280 r8:80287e08 r7:eca31e60 r6:857e6580 r5:859bd400 [ 1346.671299][ T32] r4:00000001 [ 1346.671323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.671363][ T32] Exception stack(0xeca41fb0 to 0xeca41ff8) [ 1346.671400][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.671429][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.671477][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.671532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.671603][ T32] r4:857f1800 [ 1346.672046][ T32] INFO: task kworker/1:561:5976 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.672091][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.672162][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.672213][ T32] Call trace: [ 1346.672290][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.672369][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.672417][ T32] r4:00000000 [ 1346.672459][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.672504][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.672533][ T32] 1d20: a5b91000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.672583][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.672648][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.672683][ T32] r5:800f0013 r4:80239bb0 [ 1346.672727][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.672793][ T32] r4:82ac21e4 [ 1346.672818][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.672861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.672885][ T32] r4:e05c1dc0 ** 1 printk messages dropped ** [ 1346.673001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1346.673418][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.673870][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.674256][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.674590][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.674941][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.675228][ T32] r5:8594d78c r4:8594d400 ** 3 printk messages dropped ** [ 1346.675524][ T32] r10:61c88647 r9:858ae000 r8:857e832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.675931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1346.676933][ T32] 1d20: a5b91000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 10 printk messages dropped ** [ 1346.677540][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.677836][ T32] r5:84be0b8c r4:84be0800 ** 5 printk messages dropped ** [ 1346.678048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1346.703967][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1346.704277][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.704620][ T32] r4:858aec00 [ 1346.704689][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.704738][ T32] r5:858aec00 r4:8291a680 [ 1346.704759][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.704798][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.704862][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca51e08 [ 1346.704909][ T32] r4:00000000 [ 1346.704932][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.704968][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.705006][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.705047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d1040 [ 1346.705110][ T32] r4:00000000 [ 1346.705137][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.705210][ T32] r9:83018205 r8:858aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1346.705301][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.705348][ T32] r5:00001000 r4:ec7bb000 [ 1346.705395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.705469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.705521][ T32] r5:8594df8c r4:8594dc00 [ 1346.705544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.705614][ T32] r7:ddde2d80 r6:83018200 r5:8594df8c r4:857e8380 [ 1346.705692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.705767][ T32] r10:61c88647 r9:858aec00 r8:857e83ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.705836][ T32] r4:857e8380 [ 1346.705871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.705923][ T32] r10:00000000 r9:857e8380 r8:80287e08 r7:eca31e60 r6:857e6680 r5:858aec00 [ 1346.705945][ T32] r4:00000001 [ 1346.705964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.706000][ T32] Exception stack(0xeca51fb0 to 0xeca51ff8) [ 1346.706047][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.706081][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.706133][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.706178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.706202][ T32] r4:857f1dc0 [ 1346.706676][ T32] INFO: task kworker/1:563:5980 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.706721][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.706780][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.706826][ T32] Call trace: [ 1346.706967][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.707044][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.707071][ T32] r4:00000000 [ 1346.707091][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.707154][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.707208][ T32] 1d20: a6179000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.707240][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.707266][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.707290][ T32] r5:800f0013 r4:80239bb0 [ 1346.707332][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.707377][ T32] r4:82ac21e4 [ 1346.707404][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.707446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.707602][ T32] r4:e05c1dc0 [ 1346.707649][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.707696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.707743][ T32] r4:00000000 [ 1346.707766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.707813][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.707855][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.707910][ T32] r5:00001000 r4:dfd53000 [ 1346.707952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.708036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.708177][ T32] r5:84be0b8c r4:84be0800 [ 1346.716401][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.716507][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.716533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.716584][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.716607][ T32] r4:84bb2000 [ 1346.716626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.716706][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.716734][ T32] r4:00000001 [ 1346.716776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.716820][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.716850][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.716878][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.716904][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.716933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.716955][ T32] r4:84ba8980 [ 1346.716978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.717021][ T32] INFO: task kworker/1:564:5983 blocked for more than 473 seconds. [ 1346.717076][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.717106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.717129][ T32] task:kworker/1:564 state:D stack:0 pid:5983 tgid:5983 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.717224][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.717372][ T32] Call trace: [ 1346.717441][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.717496][ T32] r10:8291a684 r9:eca55d84 r8:00000002 r7:60000113 r6:eca55d8c r5:859c8000 [ 1346.717520][ T32] r4:859c8000 [ 1346.717540][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.717583][ T32] r5:859c8000 r4:8291a680 [ 1346.717604][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.717647][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.717689][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca55e08 [ 1346.717714][ T32] r4:00000000 [ 1346.717819][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.717859][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.717956][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.718065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d1480 [ 1346.718100][ T32] r4:00000000 [ 1346.718122][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.725076][ T32] r9:83018205 r8:859c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 ** 4 printk messages dropped ** [ 1346.725372][ T32] r5:8594e78c r4:8594e400 [ 1346.725424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.725602][ T32] r10:61c88647 r9:859c8000 r8:857e842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.725974][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.726768][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.726915][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1346.727260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1346.727796][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.741376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.741434][ T32] r4:84ba8980 [ 1346.741621][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.741680][ T32] INFO: task kworker/1:565:5984 blocked for more than 473 seconds. [ 1346.741742][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.741771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.741838][ T32] task:kworker/1:565 state:D stack:0 pid:5984 tgid:5984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.741940][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.742042][ T32] Call trace: [ 1346.742086][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.742142][ T32] r10:8291a684 r9:eca59d84 r8:00000002 r7:60000013 r6:eca59d8c r5:859c8c00 [ 1346.742167][ T32] r4:859c8c00 [ 1346.742188][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.742241][ T32] r5:859c8c00 r4:8291a680 [ 1346.742289][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.742332][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.742374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca59e08 [ 1346.742405][ T32] r4:00000000 [ 1346.742425][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.742488][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.742578][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.742635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d13c0 [ 1346.742662][ T32] r4:00000000 [ 1346.742683][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.742730][ T32] r9:83018205 r8:859c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1346.742781][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.742842][ T32] r5:00001000 r4:ec9bd000 [ 1346.742868][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.742908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.742949][ T32] r5:8594e38c r4:8594e000 [ 1346.742969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.743026][ T32] r7:ddde2d80 r6:83018200 r5:8594e38c r4:857e8480 [ 1346.743052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.743133][ T32] r10:61c88647 r9:859c8c00 r8:857e84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.743190][ T32] r4:857e8480 [ 1346.743274][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.743366][ T32] r10:00000000 r9:857e8480 r8:80287e08 r7:eca55e60 r6:857e6780 r5:859c8c00 [ 1346.743411][ T32] r4:00000001 [ 1346.743519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.743619][ T32] Exception stack(0xeca59fb0 to 0xeca59ff8) [ 1346.743654][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.743705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.743735][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1346.744356][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.744734][ T32] 1d20: a6762000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 10 printk messages dropped ** [ 1346.745160][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.745661][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1346.745981][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1346.746273][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1346.746532][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.747032][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca7de08 ** 10 printk messages dropped ** [ 1346.747615][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1346.748070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.769067][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.770122][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1346.770589][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.770904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1346.771420][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.771696][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.772212][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.772645][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1346.773087][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.773291][ T32] r5:8594ef8c r4:8594ec00 [ 1346.773354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.773475][ T32] r7:ddde2d80 r6:83018200 r5:8594ef8c r4:857e8580 [ 1346.773524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.773581][ T32] r10:61c88647 r9:859cbc00 r8:857e85ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.773605][ T32] r4:857e8580 [ 1346.773624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.773668][ T32] r10:00000000 r9:857e8580 r8:80287e08 r7:eca7de60 r6:857e6880 r5:859cbc00 [ 1346.773690][ T32] r4:00000001 [ 1346.773708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.773742][ T32] Exception stack(0xeca85fb0 to 0xeca85ff8) [ 1346.773768][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.773796][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.773843][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.773904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.773956][ T32] r4:857d1300 [ 1346.774224][ T32] INFO: task kworker/1:567:5989 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.774267][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.774397][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.774482][ T32] Call trace: [ 1346.774514][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.774565][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.774588][ T32] r4:00000000 [ 1346.774607][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.774651][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.774679][ T32] 1d20: a6c18000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.774757][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.774795][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.774820][ T32] r5:800f0013 r4:80239bb0 [ 1346.774861][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.774923][ T32] r4:82ac21e4 [ 1346.774946][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.774988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.775011][ T32] r4:e05c1dc0 [ 1346.775053][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.775118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.775143][ T32] r4:00000000 [ 1346.775164][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.775210][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.775232][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.775281][ T32] r5:00001000 r4:dfd53000 [ 1346.775330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.775389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.775433][ T32] r5:84be0b8c r4:84be0800 [ 1346.775452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.775510][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.775536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.775628][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.775685][ T32] r4:84bb2000 [ 1346.775708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.775764][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.775835][ T32] r4:00000001 [ 1346.775890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.775935][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.775962][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.775990][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.776079][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.776111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.776133][ T32] r4:84ba8980 [ 1346.776154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.776181][ T32] INFO: task kworker/1:568:5990 blocked for more than 473 seconds. [ 1346.776210][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.776234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.776255][ T32] task:kworker/1:568 state:D stack:0 pid:5990 tgid:5990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.776299][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.776399][ T32] Call trace: [ 1346.776488][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.776597][ T32] r10:8291a684 r9:eca91d84 r8:00000002 r7:60000113 r6:eca91d8c r5:859ca400 [ 1346.776686][ T32] r4:859ca400 [ 1346.776711][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.776754][ T32] r5:859ca400 r4:8291a680 [ 1346.776774][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.776811][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.776864][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca91e08 [ 1346.776918][ T32] r4:00000000 [ 1346.776955][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.776996][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.777031][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1346.777221][ T32] r9:83018205 r8:859ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 ** 4 printk messages dropped ** [ 1346.777508][ T32] r5:8594f78c r4:8594f400 ** 2 printk messages dropped ** [ 1346.777611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.778019][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.799530][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1346.799917][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.800146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1346.800608][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1346.800938][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1346.801269][ T32] INFO: task kworker/1:569:5992 blocked for more than 473 seconds. ** 10 printk messages dropped ** [ 1346.801746][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1346.802306][ T32] r5:00001000 r4:eca8d000 ** 2 printk messages dropped ** [ 1346.802523][ T32] r5:8594f38c r4:8594f000 ** 3 printk messages dropped ** [ 1346.802685][ T32] r10:61c88647 r9:859cb000 r8:857e86ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.803034][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.803852][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 4 printk messages dropped ** [ 1346.804083][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.804137][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.804166][ T32] r5:800f0013 r4:80239bb0 [ 1346.804187][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.804241][ T32] r4:82ac21e4 [ 1346.804287][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.804333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.804355][ T32] r4:e05c1dc0 [ 1346.804404][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.804450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.804472][ T32] r4:00000000 [ 1346.804512][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.804593][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.804640][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.804685][ T32] r5:00001000 r4:dfd53000 [ 1346.804714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.804756][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.804810][ T32] r5:84be0b8c r4:84be0800 [ 1346.804833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.804880][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.804907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.804966][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.804988][ T32] r4:84bb2000 [ 1346.805018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.805067][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.805120][ T32] r4:00000001 [ 1346.805153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.805213][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.805242][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.805281][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.805318][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.805349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.805404][ T32] r4:84ba8980 [ 1346.805430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.805457][ T32] INFO: task kworker/1:570:5995 blocked for more than 473 seconds. [ 1346.805495][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.805521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.805542][ T32] task:kworker/1:570 state:D stack:0 pid:5995 tgid:5995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.805586][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.805661][ T32] Call trace: [ 1346.805695][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.805743][ T32] r10:8291a684 r9:ecab5d84 r8:00000002 r7:60000013 r6:ecab5d8c r5:859cc800 [ 1346.805767][ T32] r4:859cc800 [ 1346.805786][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.805837][ T32] r5:859cc800 r4:8291a680 [ 1346.805869][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.805911][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.806004][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab5e08 [ 1346.806052][ T32] r4:00000000 [ 1346.806080][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.806137][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.806185][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.806249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d1ac0 [ 1346.806275][ T32] r4:00000000 [ 1346.806295][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.806340][ T32] r9:83018205 r8:859cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1346.806361][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.806407][ T32] r5:00001000 r4:ecaad000 [ 1346.806426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.806464][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.806504][ T32] r5:8594fb8c r4:8594f800 [ 1346.806554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.806612][ T32] r7:ddde2d80 r6:83018200 r5:8594fb8c r4:857e8700 [ 1346.806637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1346.806798][ T32] r10:00000000 r9:857e8700 r8:80287e08 r7:eca91e60 r6:857e6a00 r5:859cc800 ** 10 printk messages dropped ** [ 1346.807494][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.807900][ T32] 1d20: a6e2e000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 9 printk messages dropped ** [ 1346.838951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1346.839403][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 8 printk messages dropped ** [ 1346.839829][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.840269][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.840749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac1e08 ** 10 printk messages dropped ** [ 1346.841385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1346.841671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.842081][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.842977][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 10 printk messages dropped ** [ 1346.843299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1346.843714][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1346.843964][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 5 printk messages dropped ** [ 1346.844189][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.844221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.844244][ T32] r4:84ba8980 [ 1346.844265][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.844289][ T32] INFO: task kworker/1:572:5998 blocked for more than 473 seconds. [ 1346.844317][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.844377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.844431][ T32] task:kworker/1:572 state:D stack:0 pid:5998 tgid:5998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.844562][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.844676][ T32] Call trace: [ 1346.844733][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.844828][ T32] r10:8291a684 r9:ecacdd84 r8:00000002 r7:60000113 r6:ecacdd8c r5:859cec00 [ 1346.844896][ T32] r4:859cec00 [ 1346.844940][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.844988][ T32] r5:859cec00 r4:8291a680 [ 1346.845008][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.845046][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.845087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecacde08 [ 1346.845109][ T32] r4:00000000 [ 1346.845127][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.845160][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.845195][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.845234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d1ec0 [ 1346.845255][ T32] r4:00000000 [ 1346.845307][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.845356][ T32] r9:83018205 r8:859cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1346.845379][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.845430][ T32] r5:00001000 r4:ecad9000 [ 1346.845468][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.845532][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.845578][ T32] r5:8595078c r4:85950400 [ 1346.845598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.845644][ T32] r7:ddde2d80 r6:83018200 r5:8595078c r4:857e8800 [ 1346.845674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.845724][ T32] r10:61c88647 r9:859cec00 r8:857e882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.845746][ T32] r4:857e8800 [ 1346.845766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.845832][ T32] r10:00000000 r9:857e8800 r8:80287e08 r7:ecac1e60 r6:857e6b00 r5:859cec00 [ 1346.845879][ T32] r4:00000001 [ 1346.845901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.845957][ T32] Exception stack(0xecacdfb0 to 0xecacdff8) [ 1346.845992][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.846020][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.846058][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.846089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.846111][ T32] r4:857d1a80 [ 1346.846413][ T32] INFO: task kworker/1:572:5998 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.846483][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.846580][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.846630][ T32] Call trace: [ 1346.846679][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.846733][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.846778][ T32] r4:00000000 [ 1346.846801][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.846842][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.846891][ T32] 1d20: a7775000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 4 printk messages dropped ** [ 1346.847082][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.847260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1346.847836][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1346.848070][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.871012][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1346.871486][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1346.871892][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.872199][ T32] r9:83018205 r8:859ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 ** 4 printk messages dropped ** [ 1346.872472][ T32] r5:8595038c r4:85950000 ** 3 printk messages dropped ** [ 1346.872626][ T32] r10:61c88647 r9:859ce000 r8:857e88ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.872972][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.873788][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 6 printk messages dropped ** [ 1346.874013][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1346.874128][ T32] r4:82ac21e4 [ 1346.874173][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.874219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.874242][ T32] r4:e05c1dc0 [ 1346.874261][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.874320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.874368][ T32] r4:00000000 [ 1346.874398][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.874459][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.874504][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.874558][ T32] r5:00001000 r4:dfd53000 [ 1346.874585][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.874625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.874666][ T32] r5:84be0b8c r4:84be0800 [ 1346.874685][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.874753][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.874810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.874861][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.874885][ T32] r4:84bb2000 [ 1346.874933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.874984][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.875006][ T32] r4:00000001 [ 1346.875047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.875085][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.875140][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.875180][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.875229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.875261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.875336][ T32] r4:84ba8980 [ 1346.875366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.875400][ T32] INFO: task kworker/1:574:6003 blocked for more than 473 seconds. [ 1346.875440][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.875467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.875488][ T32] task:kworker/1:574 state:D stack:0 pid:6003 tgid:6003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.875596][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.875648][ T32] Call trace: [ 1346.875712][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.875773][ T32] r10:8291a684 r9:ecae5d84 r8:00000002 r7:60000113 r6:ecae5d8c r5:85048000 [ 1346.875798][ T32] r4:85048000 [ 1346.875819][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.875883][ T32] r5:85048000 r4:8291a680 [ 1346.875906][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.875947][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.875988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae5e08 [ 1346.876031][ T32] r4:00000000 [ 1346.876053][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.876088][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.876134][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.876177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8583b140 [ 1346.876221][ T32] r4:00000000 [ 1346.876291][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.876361][ T32] r9:83018205 r8:85048000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1346.876392][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.876458][ T32] r5:00001000 r4:ecae1000 [ 1346.876487][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.876590][ T32] r5:85950b8c r4:85950800 [ 1346.876621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.876742][ T32] r10:61c88647 r9:85048000 r8:857e892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.877036][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.877690][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.877980][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1346.890398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1346.891020][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.891263][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.891595][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.892037][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf1e08 ** 8 printk messages dropped ** [ 1346.892454][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.892660][ T32] r5:85950f8c r4:85950c00 ** 4 printk messages dropped ** [ 1346.892845][ T32] r4:857e8980 ** 6 printk messages dropped ** [ 1346.893036][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.893928][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.894206][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1346.894538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1346.895070][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.895500][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.895788][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.896063][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1346.896357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e9980 [ 1346.896387][ T32] r4:00000000 [ 1346.896431][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.896479][ T32] r9:83018205 r8:8504b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1346.896501][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.896543][ T32] r5:00001000 r4:ecaf9000 [ 1346.896563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.896601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.896643][ T32] r5:8595138c r4:85951000 [ 1346.896662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.896707][ T32] r7:ddde2d80 r6:83018200 r5:8595138c r4:857e8a00 [ 1346.896727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.896782][ T32] r10:61c88647 r9:8504b000 r8:857e8a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.896808][ T32] r4:857e8a00 [ 1346.896827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.896893][ T32] r10:00000000 r9:857e8a00 r8:80287e08 r7:ecaf1e60 r6:857e6d00 r5:8504b000 [ 1346.896919][ T32] r4:00000001 [ 1346.896938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.896994][ T32] Exception stack(0xecb0dfb0 to 0xecb0dff8) [ 1346.897023][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.897052][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.897100][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.897131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.897153][ T32] r4:857e9100 [ 1346.897436][ T32] INFO: task kworker/1:576:6008 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.897496][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.897578][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.897646][ T32] Call trace: [ 1346.897678][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.897731][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.897804][ T32] r4:00000000 [ 1346.897829][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.897871][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.897920][ T32] 1d20: a7d24000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.897952][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.897977][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.898001][ T32] r5:800f0013 r4:80239bb0 [ 1346.898036][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.898079][ T32] r4:82ac21e4 [ 1346.898184][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.929462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1346.929518][ T32] r4:e05c1dc0 [ 1346.929567][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.929642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1346.929667][ T32] r4:00000000 [ 1346.929688][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.929751][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.929777][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.929825][ T32] r5:00001000 r4:dfd53000 [ 1346.929845][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.929923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.929982][ T32] r5:84be0b8c r4:84be0800 [ 1346.930024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.930077][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.930100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.930148][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.930192][ T32] r4:84bb2000 [ 1346.930216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.930292][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.930335][ T32] r4:00000001 [ 1346.930378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.930434][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.930487][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.930519][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.930577][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.930610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.930639][ T32] r4:84ba8980 [ 1346.930664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.930696][ T32] INFO: task kworker/1:577:6009 blocked for more than 473 seconds. [ 1346.930730][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.930755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.930777][ T32] task:kworker/1:577 state:D stack:0 pid:6009 tgid:6009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.930880][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.930951][ T32] Call trace: [ 1346.931040][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.931110][ T32] r10:8291a684 r9:ecb11d84 r8:00000002 r7:60000013 r6:ecb11d8c r5:85049800 [ 1346.931134][ T32] r4:85049800 [ 1346.931176][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.931224][ T32] r5:85049800 r4:8291a680 [ 1346.931244][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.931304][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.931358][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb11e08 [ 1346.931390][ T32] r4:00000000 [ 1346.931420][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.931480][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.931517][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.931640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d1fc0 [ 1346.931670][ T32] r4:00000000 [ 1346.931699][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.931750][ T32] r9:83018205 r8:85049800 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 1346.931772][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1346.931910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.932085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.932452][ T32] Exception stack(0xecb11fb0 to 0xecb11ff8) ** 6 printk messages dropped ** [ 1346.933054][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.933611][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.934007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 7 printk messages dropped ** [ 1346.934475][ T32] r5:84be0b8c r4:84be0800 [ 1346.934498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.934548][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1346.934569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.934616][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.934644][ T32] r4:84bb2000 [ 1346.934664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.934752][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1346.934779][ T32] r4:00000001 [ 1346.934811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.934857][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1346.934886][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.934999][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.935099][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.935151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.935193][ T32] r4:84ba8980 [ 1346.935344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.935389][ T32] INFO: task kworker/1:578:6011 blocked for more than 473 seconds. [ 1346.935421][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.935489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.935518][ T32] task:kworker/1:578 state:D stack:0 pid:6011 tgid:6011 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.935622][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.935674][ T32] Call trace: [ 1346.935730][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.935783][ T32] r10:8291a684 r9:ecb21d84 r8:00000002 r7:60000013 r6:ecb21d8c r5:8504c800 [ 1346.935806][ T32] r4:8504c800 [ 1346.935826][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.935868][ T32] r5:8504c800 r4:8291a680 [ 1346.935910][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.935953][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.935995][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb21e08 [ 1346.936058][ T32] r4:00000000 [ 1346.936104][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.936142][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.936200][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.936244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85747680 [ 1346.936268][ T32] r4:00000000 [ 1346.936342][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.936422][ T32] r9:83018205 r8:8504c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e7000 [ 1346.936448][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.936567][ T32] r5:00001000 r4:ecb4d000 [ 1346.936590][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.936700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.936746][ T32] r5:85952b8c r4:85952800 [ 1346.936780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.936830][ T32] r7:ddde2d80 r6:83018200 r5:85952b8c r4:857e8b00 [ 1346.936852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.936898][ T32] r10:61c88647 r9:8504c800 r8:857e8b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.936920][ T32] r4:857e8b00 [ 1346.936973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.937029][ T32] r10:00000000 r9:857e8b00 r8:80287e08 r7:ecb11e60 r6:857e6e00 r5:8504c800 [ 1346.937054][ T32] r4:00000001 [ 1346.937074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1346.937238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1346.937957][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1346.958680][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.958881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1346.959351][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1346.959657][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.959859][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.960299][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.960610][ T32] r5:85916c00 r4:8291a680 ** 1 printk messages dropped ** [ 1346.960690][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.960758][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab1e08 [ 1346.960796][ T32] r4:00000000 [ 1346.960822][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.960879][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.960938][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.961012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85747040 [ 1346.961046][ T32] r4:00000000 [ 1346.961067][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.961111][ T32] r9:83018205 r8:85916c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1346.961132][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.961194][ T32] r5:00001000 r4:ecb19000 [ 1346.961218][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.961278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.961344][ T32] r5:85951b8c r4:85951800 [ 1346.961366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.961419][ T32] r7:ddde2d80 r6:83018200 r5:85951b8c r4:857e8b80 [ 1346.961451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.961500][ T32] r10:61c88647 r9:85916c00 r8:857e8bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.961534][ T32] r4:857e8b80 [ 1346.961577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.961645][ T32] r10:00000000 r9:857e8b80 r8:80287e08 r7:ecb21e60 r6:857e8c00 r5:85916c00 [ 1346.961691][ T32] r4:00000001 [ 1346.961734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.961796][ T32] Exception stack(0xecab1fb0 to 0xecab1ff8) [ 1346.961825][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.961853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.961907][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.961938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.961960][ T32] r4:85747080 [ 1346.962349][ T32] INFO: task kworker/1:579:6012 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.962411][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.962495][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.962544][ T32] Call trace: [ 1346.962572][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.962644][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.962671][ T32] r4:00000000 [ 1346.962720][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.962763][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.962792][ T32] 1d20: a8a00000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.962820][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.962854][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.962881][ T32] r5:800f0013 r4:80239bb0 [ 1346.962921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.962964][ T32] r4:82ac21e4 [ 1346.962999][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1346.963067][ T32] r4:e05c1dc0 ** 7 printk messages dropped ** [ 1346.963368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.963776][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1346.964032][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1346.964270][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.964692][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.965113][ T32] r5:00001000 r4:ecb29000 ** 2 printk messages dropped ** [ 1346.965261][ T32] r5:85951f8c r4:85951c00 ** 2 printk messages dropped ** [ 1346.965395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.965444][ T32] r10:61c88647 r9:85915400 r8:857e8cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.965489][ T32] r4:857e8c80 [ 1346.965511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.965556][ T32] r10:00000000 r9:857e8c80 r8:80287e08 r7:ecb21e60 r6:857e8d00 r5:85915400 [ 1346.965578][ T32] r4:00000001 [ 1346.965598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.965632][ T32] Exception stack(0xecb1dfb0 to 0xecb1dff8) [ 1346.965657][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.965685][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.965710][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.965760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.965810][ T32] r4:85747180 [ 1346.966061][ T32] INFO: task kworker/1:580:6017 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1346.966118][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.966184][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.966255][ T32] Call trace: [ 1346.966284][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.966334][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1346.966356][ T32] r4:00000000 [ 1346.966376][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.966440][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1346.966480][ T32] 1d20: a8a00000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1346.966511][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1346.966556][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1346.966694][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1346.966947][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.967245][ T32] r5:84be0b8c r4:84be0800 ** 4 printk messages dropped ** [ 1346.967433][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1346.967721][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1346.968000][ T32] INFO: task kworker/1:581:6018 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1346.989831][ T32] r5:85914800 r4:8291a680 ** 5 printk messages dropped ** [ 1346.990256][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.991153][ T32] r5:8595238c r4:85952000 [ 1346.991208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1346.991364][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1346.991965][ T32] Exception stack(0xecb39fb0 to 0xecb39ff8) ** 5 printk messages dropped ** [ 1346.993113][ T32] INFO: task kworker/1:581:6018 is blocked on a mutex likely owned by task kworker/1:204:3660. ** 8 printk messages dropped ** [ 1346.994013][ T32] 1d20: a8dbe000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 9 printk messages dropped ** [ 1346.994760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1346.995779][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1346.996284][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.997078][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.997829][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.029288][ T32] r9:83018205 r8:85913c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 ** 4 printk messages dropped ** [ 1347.029730][ T32] r5:8595278c r4:85952400 [ 1347.029778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.029878][ T32] r7:ddde2d80 r6:83018200 r5:8595278c r4:857e8e80 [ 1347.029931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.030040][ T32] r10:61c88647 r9:85913c00 r8:857e8eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.030117][ T32] r4:857e8e80 [ 1347.030175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.030330][ T32] r10:00000000 r9:857e8e80 r8:80287e08 r7:ecb21e60 r6:857e8f00 r5:85913c00 [ 1347.030419][ T32] r4:00000001 [ 1347.030490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.030595][ T32] Exception stack(0xec9d9fb0 to 0xec9d9ff8) [ 1347.030679][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.030774][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.030843][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.030929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.031037][ T32] r4:857475c0 [ 1347.031822][ T32] INFO: task kworker/1:582:6019 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.031921][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.032107][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.032227][ T32] Call trace: [ 1347.032318][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.032451][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.032522][ T32] r4:00000000 [ 1347.032595][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.032720][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.032819][ T32] 1d20: a9047000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.032966][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.033035][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.033095][ T32] r5:800f0013 r4:80239bb0 [ 1347.033164][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.033264][ T32] r4:82ac21e4 [ 1347.033318][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.033424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.033502][ T32] r4:e05c1dc0 [ 1347.033623][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.033729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.033810][ T32] r4:00000000 [ 1347.033875][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.033980][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.034033][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.034127][ T32] r5:00001000 r4:dfd53000 [ 1347.034175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.034285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.034407][ T32] r5:84be0b8c r4:84be0800 [ 1347.034575][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.034690][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.034788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.034898][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.034953][ T32] r4:84bb2000 [ 1347.035002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.035151][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.035224][ T32] r4:00000001 [ 1347.035275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.035357][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.035461][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.035535][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.035636][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.035705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.035776][ T32] r4:84ba8980 [ 1347.035835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.035949][ T32] INFO: task kworker/1:583:6021 blocked for more than 473 seconds. [ 1347.036039][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.036102][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.036213][ T32] task:kworker/1:583 state:D stack:0 pid:6021 tgid:6021 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.036328][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.036512][ T32] Call trace: [ 1347.036590][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.036697][ T32] r10:8291a684 r9:ecb5dd84 r8:00000002 r7:60000013 r6:ecb5dd8c r5:859bec00 [ 1347.036773][ T32] r4:859bec00 [ 1347.036837][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.036935][ T32] r5:859bec00 r4:8291a680 [ 1347.036996][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.037084][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.037181][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb5de08 [ 1347.037252][ T32] r4:00000000 [ 1347.037339][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.037451][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1347.037708][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.066923][ T32] r5:85952f8c r4:85952c00 [ 1347.067019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.067337][ T32] r10:61c88647 r9:859bec00 r8:857e8fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.068055][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.073845][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.074432][ T32] 1d20: a91d0000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 9 printk messages dropped ** [ 1347.075309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1347.076478][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.077098][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.077173][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.077237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.077297][ T32] r4:84ba8980 [ 1347.077380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.077470][ T32] INFO: task kworker/1:584:6023 blocked for more than 473 seconds. [ 1347.077559][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.077618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.077671][ T32] task:kworker/1:584 state:D stack:0 pid:6023 tgid:6023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.077817][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.077925][ T32] Call trace: [ 1347.078016][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.078180][ T32] r10:8291a684 r9:ecb51d84 r8:00000002 r7:60000113 r6:ecb51d8c r5:858a5400 [ 1347.097256][ T32] r4:858a5400 [ 1347.097407][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.097560][ T32] r5:858a5400 r4:8291a680 [ 1347.097700][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.097859][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.097968][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb51e08 [ 1347.098024][ T32] r4:00000000 [ 1347.098071][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.103833][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.104148][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.104300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85747b40 [ 1347.104398][ T32] r4:00000000 [ 1347.104497][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.104631][ T32] r9:83018205 r8:858a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 [ 1347.104695][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.104820][ T32] r5:00001000 r4:ecb65000 [ 1347.104875][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.104984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.105081][ T32] r5:8595338c r4:85953000 [ 1347.105130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.105257][ T32] r7:ddde2d80 r6:83018200 r5:8595338c r4:8573d080 [ 1347.105333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.105483][ T32] r10:61c88647 r9:858a5400 r8:8573d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.105553][ T32] r4:8573d080 [ 1347.105616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.105726][ T32] r10:00000000 r9:8573d080 r8:80287e08 r7:ecb5de60 r6:8573d100 r5:858a5400 [ 1347.105819][ T32] r4:00000001 [ 1347.105878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.105968][ T32] Exception stack(0xecb51fb0 to 0xecb51ff8) [ 1347.106036][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.106183][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.106266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.106351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.106427][ T32] r4:85747840 [ 1347.107177][ T32] INFO: task kworker/1:584:6023 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.107265][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.107446][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.107623][ T32] Call trace: [ 1347.107711][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.107820][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.107875][ T32] r4:00000000 [ 1347.107943][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.108033][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.108121][ T32] 1d20: a9421000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.122170][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.122367][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.122441][ T32] r5:800f0013 r4:80239bb0 [ 1347.122501][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.122632][ T32] r4:82ac21e4 [ 1347.122718][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.122819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.122897][ T32] r4:e05c1dc0 [ 1347.122953][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.123052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.123106][ T32] r4:00000000 [ 1347.123155][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.123257][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.123315][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.123419][ T32] r5:00001000 r4:dfd53000 [ 1347.123494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.123637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.124138][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1347.124520][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1347.125061][ T32] INFO: task kworker/1:585:6025 blocked for more than 473 seconds. ** 10 printk messages dropped ** [ 1347.126067][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1347.126965][ T32] r9:83018205 r8:85918000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ed000 ** 4 printk messages dropped ** [ 1347.127583][ T32] r5:8595378c r4:85953400 ** 3 printk messages dropped ** [ 1347.127918][ T32] r10:61c88647 r9:85918000 r8:8573d1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.154178][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.155718][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 3 printk messages dropped ** [ 1347.156026][ T32] 1d20: a9794000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.156203][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.156274][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.156345][ T32] r5:800f0013 r4:80239bb0 [ 1347.156427][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.156531][ T32] r4:82ac21e4 [ 1347.156584][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.156683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.156754][ T32] r4:e05c1dc0 [ 1347.156811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.156902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.156966][ T32] r4:00000000 [ 1347.157021][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.157128][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.157199][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.157304][ T32] r5:00001000 r4:dfd53000 [ 1347.157409][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.157524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.170168][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 12 printk messages dropped ** [ 1347.171179][ T32] task:kworker/1:586 state:D stack:0 pid:6027 tgid:6027 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.172443][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1347.173303][ T32] r5:85953f8c r4:85953c00 ** 1 printk messages dropped ** [ 1347.173477][ T32] r7:ddde2d80 r6:83018200 r5:85953f8c r4:8573d280 ** 9 printk messages dropped ** [ 1347.174304][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1347.176422][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 16 printk messages dropped ** [ 1347.177768][ T32] r5:84be0b8c r4:84be0800 ** 10 printk messages dropped ** [ 1347.207917][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1347.210301][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb81e08 ** 12 printk messages dropped ** [ 1347.211419][ T32] r5:85953b8c r4:85953800 [ 1347.211471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.211621][ T32] r7:ddde2d80 r6:83018200 r5:85953b8c r4:8573d380 [ 1347.211686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.211792][ T32] r10:61c88647 r9:85919800 r8:8573d3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.211893][ T32] r4:8573d380 [ 1347.211964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.212095][ T32] r10:00000000 r9:8573d380 r8:80287e08 r7:ecb75e60 r6:8573d400 r5:85919800 [ 1347.212172][ T32] r4:00000001 [ 1347.212225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.212328][ T32] Exception stack(0xecb81fb0 to 0xecb81ff8) [ 1347.212404][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.212478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.212552][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.212625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.212712][ T32] r4:85747b00 [ 1347.213453][ T32] INFO: task kworker/1:587:6028 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.213544][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.213688][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.213796][ T32] Call trace: [ 1347.213895][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.214005][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.214059][ T32] r4:00000000 [ 1347.214104][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.214212][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.214379][ T32] 1d20: a9974000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.214476][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.214563][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.214630][ T32] r5:800f0013 r4:80239bb0 [ 1347.214694][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1347.215223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 15 printk messages dropped ** [ 1347.216600][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1347.217408][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1347.243370][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb8de08 ** 12 printk messages dropped ** [ 1347.244489][ T32] r5:8595438c r4:85954000 ** 1 printk messages dropped ** [ 1347.244683][ T32] r7:ddde2d80 r6:83018200 r5:8595438c r4:8573d480 ** 7 printk messages dropped ** [ 1347.245332][ T32] Exception stack(0xecb8dfb0 to 0xecb8dff8) [ 1347.245417][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.245486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.245550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.245620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.245706][ T32] r4:85747c00 [ 1347.246457][ T32] INFO: task kworker/1:588:6032 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.246576][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.246778][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.246883][ T32] Call trace: [ 1347.247028][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.247131][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.247186][ T32] r4:00000000 [ 1347.247256][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.247351][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.247425][ T32] 1d20: a9b77000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.247490][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.247586][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.247677][ T32] r5:800f0013 r4:80239bb0 [ 1347.247783][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.247880][ T32] r4:82ac21e4 [ 1347.247929][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.248023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.248080][ T32] r4:e05c1dc0 [ 1347.248130][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.267015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.267149][ T32] r4:00000000 [ 1347.267215][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.267367][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.267428][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.267531][ T32] r5:00001000 r4:dfd53000 [ 1347.267620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.267743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.267857][ T32] r5:84be0b8c r4:84be0800 [ 1347.267953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.268087][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.268209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.279371][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.279473][ T32] r4:84bb2000 [ 1347.279583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.279747][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.279809][ T32] r4:00000001 [ 1347.279875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.279971][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.280037][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1347.280281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1347.281030][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1347.281658][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.282303][ T32] r9:83018205 r8:8591b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f5000 ** 4 printk messages dropped ** [ 1347.282707][ T32] r5:8595478c r4:85954400 [ 1347.282751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.283282][ T32] r10:00000000 r9:8573d580 r8:80287e08 r7:ecb8de60 r6:8573d600 r5:8591b000 ** 8 printk messages dropped ** [ 1347.284684][ T32] INFO: task kworker/1:589:6034 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.284771][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.284898][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.285003][ T32] Call trace: [ 1347.285074][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.285186][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.285244][ T32] r4:00000000 [ 1347.285317][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.285422][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.285510][ T32] 1d20: a9dc3000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.285585][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.285658][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.285717][ T32] r5:800f0013 r4:80239bb0 [ 1347.285764][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.285875][ T32] r4:82ac21e4 [ 1347.285933][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.286035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.286092][ T32] r4:e05c1dc0 [ 1347.286159][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.286264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.286323][ T32] r4:00000000 [ 1347.286374][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.286483][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.286556][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.286663][ T32] r5:00001000 r4:dfd53000 [ 1347.286710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.286819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.286936][ T32] r5:84be0b8c r4:84be0800 [ 1347.286991][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.287116][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.287199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.287328][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.287404][ T32] r4:84bb2000 [ 1347.287467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.287614][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.287677][ T32] r4:00000001 [ 1347.287726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.287809][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.287893][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.287978][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.288036][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.311853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.312049][ T32] r4:84ba8980 [ 1347.312115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.312182][ T32] INFO: task kworker/1:590:6035 blocked for more than 473 seconds. [ 1347.312261][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.312324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.312376][ T32] task:kworker/1:590 state:D stack:0 pid:6035 tgid:6035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.312505][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.312637][ T32] Call trace: [ 1347.312761][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.312880][ T32] r10:8291a684 r9:ecbb1d84 r8:00000002 r7:60000013 r6:ecbb1d8c r5:8591bc00 [ 1347.312953][ T32] r4:8591bc00 [ 1347.313014][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.313130][ T32] r5:8591bc00 r4:8291a680 [ 1347.313186][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.313278][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.313370][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb1e08 [ 1347.313428][ T32] r4:00000000 [ 1347.313477][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.313554][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.313668][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1347.313868][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.314423][ T32] r5:85954b8c r4:85954800 [ 1347.314480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.314591][ T32] r7:ddde2d80 r6:83018200 r5:85954b8c r4:8573d680 [ 1347.314645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.314760][ T32] r10:61c88647 r9:8591bc00 r8:8573d6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.314809][ T32] r4:8573d680 [ 1347.314857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.314954][ T32] r10:00000000 r9:8573d680 r8:80287e08 r7:ecba5e60 r6:8573d700 r5:8591bc00 [ 1347.315002][ T32] r4:00000001 [ 1347.315048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.315129][ T32] Exception stack(0xecbb1fb0 to 0xecbb1ff8) [ 1347.315192][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.315255][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.315346][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.315425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.315496][ T32] r4:85729240 [ 1347.316295][ T32] INFO: task kworker/1:590:6035 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.316415][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.316729][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.316864][ T32] Call trace: [ 1347.316937][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1347.317473][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1347.317906][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.344085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 7 printk messages dropped ** [ 1347.344767][ T32] r5:84be0b8c r4:84be0800 ** 5 printk messages dropped ** [ 1347.345342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1347.345903][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.346542][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.347169][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1347.347957][ T32] r9:83018205 r8:8591c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0fb000 ** 4 printk messages dropped ** [ 1347.359681][ T32] r5:8595538c r4:85955000 [ 1347.359737][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1347.359964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.360095][ T32] r10:61c88647 r9:8591c800 r8:8573d7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.360157][ T32] r4:8573d780 [ 1347.360204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.360299][ T32] r10:00000000 r9:8573d780 r8:80287e08 r7:ecbb1e60 r6:8573d800 r5:8591c800 [ 1347.360363][ T32] r4:00000001 [ 1347.360421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.360507][ T32] Exception stack(0xecb99fb0 to 0xecb99ff8) [ 1347.360591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.360668][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.360728][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.360790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.360840][ T32] r4:85729180 [ 1347.361605][ T32] INFO: task kworker/1:591:6037 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.361702][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.361845][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.361965][ T32] Call trace: [ 1347.362046][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.362159][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.362231][ T32] r4:00000000 [ 1347.362313][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.362412][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.362487][ T32] 1d20: aa131000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.362556][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.362616][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.362698][ T32] r5:800f0013 r4:80239bb0 [ 1347.362774][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.362870][ T32] r4:82ac21e4 [ 1347.362920][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.363013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.363082][ T32] r4:e05c1dc0 [ 1347.363140][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.363259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.363341][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.363505][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 9 printk messages dropped ** [ 1347.364323][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1347.364704][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 7 printk messages dropped ** [ 1347.365237][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1347.366062][ T32] r4:8591d400 ** 4 printk messages dropped ** [ 1347.366510][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbbde08 ** 9 printk messages dropped ** [ 1347.367258][ T32] r5:00001000 r4:ecbb9000 ** 2 printk messages dropped ** [ 1347.367497][ T32] r5:85954f8c r4:85954c00 [ 1347.367578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.367808][ T32] r4:8573d880 ** 2 printk messages dropped ** [ 1347.367931][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.368203][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.392984][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.393221][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1347.393545][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.393760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1347.394276][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1347.394532][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.394560][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.394589][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.394616][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.394645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.394700][ T32] r4:84ba8980 [ 1347.394726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.394755][ T32] INFO: task kworker/1:593:6045 blocked for more than 473 seconds. [ 1347.394789][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.394859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.394884][ T32] task:kworker/1:593 state:D stack:0 pid:6045 tgid:6045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.394931][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.394973][ T32] Call trace: [ 1347.395003][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.395051][ T32] r10:8291a684 r9:ecbd5d84 r8:00000002 r7:60000113 r6:ecbd5d8c r5:8591ec00 [ 1347.395073][ T32] r4:8591ec00 [ 1347.395093][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.395148][ T32] r5:8591ec00 r4:8291a680 [ 1347.395173][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.395214][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.395255][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd5e08 [ 1347.395278][ T32] r4:00000000 [ 1347.395298][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.395362][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.395433][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.395481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857297c0 [ 1347.395532][ T32] r4:00000000 [ 1347.395615][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.395670][ T32] r9:83018205 r8:8591ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f013000 [ 1347.395693][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.395736][ T32] r5:00001000 r4:dfacb000 [ 1347.395811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.395884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.395930][ T32] r5:8595578c r4:85955400 [ 1347.395978][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.396057][ T32] r7:ddde2d80 r6:83018200 r5:8595578c r4:8573d980 [ 1347.396081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.396157][ T32] r10:61c88647 r9:8591ec00 r8:8573d9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.396210][ T32] r4:8573d980 [ 1347.396232][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.396294][ T32] r10:00000000 r9:8573d980 r8:80287e08 r7:ecb99e60 r6:8573da00 r5:8591ec00 [ 1347.396347][ T32] r4:00000001 [ 1347.396369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.396405][ T32] Exception stack(0xecbd5fb0 to 0xecbd5ff8) [ 1347.396433][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.396597][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.396628][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.396678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.396704][ T32] r4:85729800 [ 1347.396936][ T32] INFO: task kworker/1:593:6045 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.396969][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.397054][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.397099][ T32] Call trace: [ 1347.397205][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.397284][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.397313][ T32] r4:00000000 [ 1347.397355][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.397454][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.397487][ T32] 1d20: aa422000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.397558][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.397589][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.397614][ T32] r5:800f0013 r4:80239bb0 [ 1347.397634][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.397680][ T32] r4:82ac21e4 [ 1347.397714][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.397761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.397784][ T32] r4:e05c1dc0 [ 1347.397805][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.397846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.397874][ T32] r4:00000000 [ 1347.397895][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.397939][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.398033][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.417025][ T32] r5:00001000 r4:dfd53000 [ 1347.417203][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.417280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.417475][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1347.417684][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.418002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.420839][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.421532][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.422228][ T32] r9:83018205 r8:859d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 ** 4 printk messages dropped ** [ 1347.422459][ T32] r5:85955b8c r4:85955800 [ 1347.422491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.422676][ T32] r4:8573da80 ** 6 printk messages dropped ** [ 1347.422995][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.423869][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.424124][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1347.424699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1347.425333][ T32] r5:84be0b8c r4:84be0800 ** 1 printk messages dropped ** [ 1347.425401][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.425479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.425530][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.425571][ T32] r4:84bb2000 [ 1347.425594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.425642][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.425670][ T32] r4:00000001 [ 1347.425704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.425743][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.425796][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.425920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.426039][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.426161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.426190][ T32] r4:84ba8980 [ 1347.426240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.426377][ T32] INFO: task kworker/1:595:6048 blocked for more than 473 seconds. [ 1347.426583][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.426611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.426633][ T32] task:kworker/1:595 state:D stack:0 pid:6048 tgid:6048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.426733][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.426808][ T32] Call trace: [ 1347.426915][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.427041][ T32] r10:8291a684 r9:ec8f5d84 r8:00000002 r7:60000013 r6:ec8f5d8c r5:859d1800 [ 1347.427068][ T32] r4:859d1800 [ 1347.427090][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.427133][ T32] r5:859d1800 r4:8291a680 [ 1347.427153][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.427191][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.427261][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f5e08 [ 1347.427287][ T32] r4:00000000 [ 1347.427378][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.427418][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.427454][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.427495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85729500 [ 1347.427520][ T32] r4:00000000 [ 1347.427562][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.427641][ T32] r9:83018205 r8:859d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1347.427680][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.427723][ T32] r5:00001000 r4:dfdeb000 [ 1347.427774][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.427818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.427886][ T32] r5:8588678c r4:85886400 [ 1347.427910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.427974][ T32] r7:ddde2d80 r6:83018200 r5:8588678c r4:8573db80 [ 1347.427998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.428045][ T32] r10:61c88647 r9:859d1800 r8:8573dbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.428096][ T32] r4:8573db80 [ 1347.445692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.445852][ T32] r10:00000000 r9:8573db80 r8:80287e08 r7:ec8d9e60 r6:8573dc00 r5:859d1800 ** 4 printk messages dropped ** [ 1347.446142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.446923][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.447409][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1347.448089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 8 printk messages dropped ** [ 1347.459011][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1347.459367][ T32] r4:84bb2000 ** 5 printk messages dropped ** [ 1347.459603][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.459943][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.460203][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1347.460545][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.460839][ T32] r5:8595638c r4:85956000 [ 1347.460858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.461092][ T32] r4:8573dc80 ** 3 printk messages dropped ** [ 1347.461438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1347.462603][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.462916][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 3 printk messages dropped ** [ 1347.463198][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1347.463369][ T32] r4:82ac21e4 [ 1347.463403][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.463464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.463581][ T32] r4:e05c1dc0 [ 1347.463606][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.463786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.463813][ T32] r4:00000000 [ 1347.463835][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.463978][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.464004][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.464089][ T32] r5:00001000 r4:dfd53000 [ 1347.464113][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.464211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.464330][ T32] r5:84be0b8c r4:84be0800 [ 1347.464354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.464409][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.464460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.464514][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.464538][ T32] r4:84bb2000 [ 1347.464570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.464619][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.464643][ T32] r4:00000001 [ 1347.464662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.464697][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.464723][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.464750][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.464776][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.464816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.464842][ T32] r4:84ba8980 [ 1347.464863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.464975][ T32] INFO: task kworker/0:858:6051 blocked for more than 473 seconds. [ 1347.465010][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.465062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.465088][ T32] task:kworker/0:858 state:D stack:0 pid:6051 tgid:6051 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.465135][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.465297][ T32] Call trace: [ 1347.465401][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.465457][ T32] r10:8291a684 r9:ec8d5d84 r8:00000002 r7:60000113 r6:ec8d5d8c r5:8504ec00 [ 1347.465481][ T32] r4:8504ec00 [ 1347.465502][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.465632][ T32] r5:8504ec00 r4:8291a680 [ 1347.465658][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.465699][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.465740][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d5e08 [ 1347.465762][ T32] r4:00000000 [ 1347.465782][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.465846][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.465961][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.466009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c8780 [ 1347.466061][ T32] r4:00000000 [ 1347.466191][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.466257][ T32] r9:83018005 r8:8504ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1347.466312][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.466357][ T32] r5:00001000 r4:eb815000 [ 1347.466399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.466444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.466485][ T32] r5:85887b8c r4:85887800 [ 1347.466534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.466660][ T32] r7:dddced80 r6:83018000 r5:85887b8c r4:857e6e80 [ 1347.466776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.466832][ T32] r10:61c88647 r9:8504ec00 r8:857e6eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.466887][ T32] r4:857e6e80 [ 1347.466910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.466998][ T32] r10:00000000 r9:857e6e80 r8:80287e08 r7:ec87de60 r6:857e6f00 r5:8504ec00 [ 1347.467025][ T32] r4:00000001 [ 1347.467046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.467109][ T32] Exception stack(0xec8d5fb0 to 0xec8d5ff8) [ 1347.467139][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.467168][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.467200][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.467312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.467339][ T32] r4:856c82c0 [ 1347.467616][ T32] INFO: task kworker/0:858:6051 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.467765][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.467918][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.467992][ T32] Call trace: [ 1347.498814][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1347.498946][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.499097][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1347.499414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1347.499967][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 6 printk messages dropped ** [ 1347.500404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1347.500704][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1347.501031][ T32] r4:8504d400 ** 3 printk messages dropped ** [ 1347.501184][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.501565][ T32] r9:83018005 r8:8504d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 ** 4 printk messages dropped ** [ 1347.501867][ T32] r5:8588778c r4:85887400 ** 3 printk messages dropped ** [ 1347.502079][ T32] r10:61c88647 r9:8504d400 r8:857e6fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1347.502369][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.503234][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 5 printk messages dropped ** [ 1347.503491][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1347.503809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 7 printk messages dropped ** [ 1347.504244][ T32] r5:84be0b8c r4:84be0800 [ 1347.504265][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.504312][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.504334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.504390][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.504413][ T32] r4:84bb2000 [ 1347.504513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.504565][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.504623][ T32] r4:00000001 [ 1347.504654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.504735][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.504765][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.504795][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.504823][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.504851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.504873][ T32] r4:84ba8980 [ 1347.504895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.504920][ T32] INFO: task kworker/1:597:6054 blocked for more than 474 seconds. [ 1347.504950][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.504974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.504996][ T32] task:kworker/1:597 state:D stack:0 pid:6054 tgid:6054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.505135][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.505185][ T32] Call trace: [ 1347.505253][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.505304][ T32] r10:8291a684 r9:ec905d84 r8:00000002 r7:60000113 r6:ec905d8c r5:8504a400 [ 1347.505346][ T32] r4:8504a400 [ 1347.505382][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.505473][ T32] r5:8504a400 r4:8291a680 [ 1347.505497][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.505580][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.505626][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec905e08 [ 1347.505651][ T32] r4:00000000 [ 1347.505671][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.505706][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.505772][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.505910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574b680 [ 1347.506027][ T32] r4:00000000 [ 1347.506057][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.506101][ T32] r9:83018205 r8:8504a400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1347.506123][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.506227][ T32] r5:00001000 r4:eba29000 [ 1347.506251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.506292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.506381][ T32] r5:85955f8c r4:85955c00 [ 1347.506407][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.506475][ T32] r7:ddde2d80 r6:83018200 r5:85955f8c r4:8573dd80 [ 1347.506501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.506562][ T32] r10:61c88647 r9:8504a400 r8:8573ddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.506588][ T32] r4:8573dd80 [ 1347.506607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.506653][ T32] r10:00000000 r9:8573dd80 r8:80287e08 r7:ec8f9e60 r6:856d5080 r5:8504a400 [ 1347.506675][ T32] r4:00000001 [ 1347.506694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.506729][ T32] Exception stack(0xec905fb0 to 0xec905ff8) [ 1347.506757][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.506813][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.506845][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.506904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.506929][ T32] r4:85729a80 [ 1347.507188][ T32] INFO: task kworker/1:597:6054 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.507222][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.507308][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.507354][ T32] Call trace: [ 1347.507387][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.507439][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.507533][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.507651][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1347.507890][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.508059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1347.529835][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.530178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.530566][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.530953][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.531245][ T32] r9:83018005 r8:8504bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 ** 4 printk messages dropped ** [ 1347.531455][ T32] r5:85887f8c r4:85887c00 ** 2 printk messages dropped ** [ 1347.531604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.531999][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.532856][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.533043][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1347.533282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 5 printk messages dropped ** [ 1347.533533][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.533578][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.533623][ T32] r5:00001000 r4:dfd53000 [ 1347.533648][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.533688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.533755][ T32] r5:84be0b8c r4:84be0800 [ 1347.533780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.533829][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.533851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.533906][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.533932][ T32] r4:84bb2000 [ 1347.533951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.533997][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.534019][ T32] r4:00000001 [ 1347.534037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.534071][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.534097][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.534125][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.534151][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.534188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.534213][ T32] r4:84ba8980 [ 1347.534255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.534283][ T32] INFO: task kworker/0:861:6057 blocked for more than 474 seconds. [ 1347.534333][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.534359][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.534389][ T32] task:kworker/0:861 state:D stack:0 pid:6057 tgid:6057 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.534438][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.534502][ T32] Call trace: [ 1347.534535][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.534582][ T32] r10:8291a684 r9:ec935d84 r8:00000002 r7:60000013 r6:ec935d8c r5:859d3c00 [ 1347.534631][ T32] r4:859d3c00 [ 1347.534656][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.534721][ T32] r5:859d3c00 r4:8291a680 [ 1347.534745][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.534818][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.534893][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec935e08 [ 1347.534920][ T32] r4:00000000 [ 1347.534981][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.535071][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.535118][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.535181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c8d80 [ 1347.535216][ T32] r4:00000000 [ 1347.535256][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.535330][ T32] r9:83018005 r8:859d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1347.535355][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.535398][ T32] r5:00001000 r4:ebc11000 [ 1347.535417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.535455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.535495][ T32] r5:844d638c r4:844d6000 [ 1347.535515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.535632][ T32] r7:dddced80 r6:83018000 r5:844d638c r4:856d5200 [ 1347.535667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.535717][ T32] r10:61c88647 r9:859d3c00 r8:856d522c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.535739][ T32] r4:856d5200 [ 1347.535758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.535802][ T32] r10:00000000 r9:856d5200 r8:80287e08 r7:ec919e60 r6:8573de00 r5:859d3c00 [ 1347.535824][ T32] r4:00000001 [ 1347.535870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.535910][ T32] Exception stack(0xec935fb0 to 0xec935ff8) [ 1347.535963][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.535995][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.536022][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.536061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.536086][ T32] r4:856c8600 [ 1347.536364][ T32] INFO: task kworker/0:861:6057 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.536403][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.536504][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.536553][ T32] Call trace: ** 2 printk messages dropped ** [ 1347.536685][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.536901][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1347.537239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1347.537620][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 6 printk messages dropped ** [ 1347.537926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.537978][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.538028][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.538088][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.538117][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.559533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.559651][ T32] r4:84ba8980 [ 1347.559681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.559736][ T32] INFO: task kworker/0:862:6059 blocked for more than 474 seconds. [ 1347.559788][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.559838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.559875][ T32] task:kworker/0:862 state:D stack:0 pid:6059 tgid:6059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.560046][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.560148][ T32] Call trace: [ 1347.560205][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.560286][ T32] r10:8291a684 r9:ec925d84 r8:00000002 r7:60000113 r6:ec925d8c r5:859d4800 [ 1347.560312][ T32] r4:859d4800 [ 1347.560333][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.560378][ T32] r5:859d4800 r4:8291a680 [ 1347.560411][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.560480][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.560550][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 [ 1347.560573][ T32] r4:00000000 [ 1347.560592][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.560678][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.560740][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.560782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c8cc0 [ 1347.560840][ T32] r4:00000000 [ 1347.560863][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1347.561138][ T32] r5:844d678c r4:844d6400 [ 1347.561162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1347.561233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1347.561406][ T32] r10:00000000 r9:856d5280 r8:80287e08 r7:ec935e60 r6:8573de80 r5:859d4800 [ 1347.561431][ T32] r4:00000001 [ 1347.561471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.561515][ T32] Exception stack(0xec925fb0 to 0xec925ff8) [ 1347.561553][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.561584][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.561610][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.561655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.561682][ T32] r4:856c8940 [ 1347.562100][ T32] INFO: task kworker/0:862:6059 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.562157][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.562240][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.562285][ T32] Call trace: [ 1347.562334][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.562410][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.562471][ T32] r4:00000000 [ 1347.562517][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.562559][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.562587][ T32] 1d20: ab98c000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.562615][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.562646][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.562693][ T32] r5:800f0013 r4:80239bb0 [ 1347.562814][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.562923][ T32] r4:82ac21e4 [ 1347.562947][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.562991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.563014][ T32] r4:e05c1dc0 [ 1347.563033][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.563075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.563096][ T32] r4:00000000 [ 1347.563138][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.563204][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.563229][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.563272][ T32] r5:00001000 r4:dfd53000 [ 1347.563322][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.563365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.563410][ T32] r5:84be0b8c r4:84be0800 [ 1347.563452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.563526][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.563594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.563663][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.563697][ T32] r4:84bb2000 [ 1347.563741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.563791][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.563830][ T32] r4:00000001 [ 1347.563873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.563913][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.563961][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.564009][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.564079][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.564111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.564144][ T32] r4:84ba8980 [ 1347.564178][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.564217][ T32] INFO: task kworker/1:598:6062 blocked for more than 474 seconds. [ 1347.564248][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.564293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.564317][ T32] task:kworker/1:598 state:D stack:0 pid:6062 tgid:6062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.564364][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.564451][ T32] Call trace: [ 1347.564485][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.564533][ T32] r10:8291a684 r9:ec939d84 r8:00000002 r7:60000113 r6:ec939d8c r5:859d5400 [ 1347.564589][ T32] r4:859d5400 [ 1347.564634][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.564687][ T32] r5:859d5400 r4:8291a680 [ 1347.564732][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.564783][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.564851][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec939e08 [ 1347.564886][ T32] r4:00000000 [ 1347.564910][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.564946][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.564980][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.565020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f8300 [ 1347.565063][ T32] r4:00000000 [ 1347.565107][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.565154][ T32] r9:83018205 r8:859d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1347.565177][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.565240][ T32] r5:00001000 r4:ebacb000 [ 1347.565262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.565322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.565368][ T32] r5:85991b8c r4:85991800 [ 1347.565411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.565461][ T32] r7:ddde2d80 r6:83018200 r5:85991b8c r4:8573df00 [ 1347.565497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.565549][ T32] r10:61c88647 r9:859d5400 r8:8573df2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.565581][ T32] r4:8573df00 [ 1347.565603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.565654][ T32] r10:00000000 r9:8573df00 r8:80287e08 r7:ec8f9e60 r6:8573df80 r5:859d5400 [ 1347.565696][ T32] r4:00000001 [ 1347.565719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.565755][ T32] Exception stack(0xec939fb0 to 0xec939ff8) [ 1347.565803][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.565833][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.565859][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.565887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.565908][ T32] r4:85729800 [ 1347.566165][ T32] INFO: task kworker/1:598:6062 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.566226][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.566284][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.566341][ T32] Call trace: [ 1347.566397][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.566451][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.566474][ T32] r4:00000000 [ 1347.566493][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.566531][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.566574][ T32] 1d20: ab98c000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.566606][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.566635][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.566662][ T32] r5:800f0013 r4:80239bb0 [ 1347.566712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.566755][ T32] r4:82ac21e4 [ 1347.566775][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.566817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.566838][ T32] r4:e05c1dc0 [ 1347.566857][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.566918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.566944][ T32] r4:00000000 [ 1347.566964][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.567009][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.567039][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.567106][ T32] r5:00001000 r4:dfd53000 [ 1347.567128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.567191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.567242][ T32] r5:84be0b8c r4:84be0800 [ 1347.567262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.567330][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.567361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.567409][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.567432][ T32] r4:84bb2000 [ 1347.567450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.567505][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.567531][ T32] r4:00000001 [ 1347.567586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.567632][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.567660][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.567698][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.567728][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.567757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.567778][ T32] r4:84ba8980 [ 1347.567798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.567822][ T32] INFO: task kworker/1:599:6063 blocked for more than 474 seconds. [ 1347.567849][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.567894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.567948][ T32] task:kworker/1:599 state:D stack:0 pid:6063 tgid:6063 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.568029][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.568073][ T32] Call trace: [ 1347.568148][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.598723][ T32] r10:8291a684 r9:ec955d84 r8:00000002 r7:60000113 r6:ec955d8c r5:859d6000 [ 1347.598774][ T32] r4:859d6000 [ 1347.598799][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1347.598975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec955e08 ** 4 printk messages dropped ** [ 1347.599211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7c500 ** 4 printk messages dropped ** [ 1347.599567][ T32] r5:00001000 r4:eb1d5000 ** 2 printk messages dropped ** [ 1347.599701][ T32] r5:8471fb8c r4:8471f800 [ 1347.599723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.599773][ T32] r7:ddde2d80 r6:83018200 r5:8471fb8c r4:85716000 [ 1347.599794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1347.599874][ T32] r4:85716000 ** 2 printk messages dropped ** [ 1347.600062][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.600266][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.600879][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1347.601387][ T32] 1d20: ac2fe000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 6 printk messages dropped ** [ 1347.601832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 7 printk messages dropped ** [ 1347.602223][ T32] r5:00001000 r4:dfd53000 ** 4 printk messages dropped ** [ 1347.602473][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.602499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.602569][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.602623][ T32] r4:84bb2000 [ 1347.602661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.602712][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.602734][ T32] r4:00000001 [ 1347.602753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.602788][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.602813][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.602841][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.602868][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.602896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.602918][ T32] r4:84ba8980 [ 1347.602940][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.602980][ T32] INFO: task kworker/0:863:6066 blocked for more than 474 seconds. [ 1347.603024][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.603058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.603079][ T32] task:kworker/0:863 state:D stack:0 pid:6066 tgid:6066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.603125][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.603167][ T32] Call trace: [ 1347.603246][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.603306][ T32] r10:8291a684 r9:ec965d84 r8:00000002 r7:60000113 r6:ec965d8c r5:859d0c00 [ 1347.603331][ T32] r4:859d0c00 [ 1347.603352][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.603402][ T32] r5:859d0c00 r4:8291a680 [ 1347.603444][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.603515][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.603604][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec965e08 [ 1347.603642][ T32] r4:00000000 [ 1347.603663][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.603699][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.603736][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.603777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c8ec0 [ 1347.603839][ T32] r4:00000000 [ 1347.603862][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.603906][ T32] r9:83018005 r8:859d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1347.603929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.603970][ T32] r5:00001000 r4:ebc6b000 [ 1347.604052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.604097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.604139][ T32] r5:8598838c r4:85988000 [ 1347.604159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.604204][ T32] r7:dddced80 r6:83018000 r5:8598838c r4:856d5300 [ 1347.604224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.604296][ T32] r10:61c88647 r9:859d0c00 r8:856d532c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.604343][ T32] r4:856d5300 [ 1347.604365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.604518][ T32] r10:00000000 r9:856d5300 r8:80287e08 r7:ec935e60 r6:85716100 r5:859d0c00 [ 1347.604545][ T32] r4:00000001 [ 1347.604564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.604620][ T32] Exception stack(0xec965fb0 to 0xec965ff8) [ 1347.604663][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.604694][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.604742][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.604774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.604853][ T32] r4:856c8c00 [ 1347.605115][ T32] INFO: task kworker/0:863:6066 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.605175][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.605286][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.605335][ T32] Call trace: [ 1347.605367][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.605419][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.605442][ T32] r4:00000000 [ 1347.605462][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.605500][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.605527][ T32] 1d20: ac2fe000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.605556][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.605601][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.605656][ T32] r5:800f0013 r4:80239bb0 [ 1347.605681][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.605722][ T32] r4:82ac21e4 [ 1347.605743][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.605784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.605826][ T32] r4:e05c1dc0 [ 1347.605870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.605914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.605937][ T32] r4:00000000 [ 1347.605957][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.606042][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.606067][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.606110][ T32] r5:00001000 r4:dfd53000 [ 1347.606175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.606260][ T32] r5:84be0b8c r4:84be0800 [ 1347.606280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.606326][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.606371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.606420][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.606456][ T32] r4:84bb2000 [ 1347.606477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.606553][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.606578][ T32] r4:00000001 [ 1347.606621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.606666][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.606693][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.606721][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.606770][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.606810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.606848][ T32] r4:84ba8980 [ 1347.606870][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.606978][ T32] INFO: task kworker/0:864:6069 blocked for more than 474 seconds. [ 1347.607023][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.607049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.607071][ T32] task:kworker/0:864 state:D stack:0 pid:6069 tgid:6069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.607137][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.607284][ T32] Call trace: [ 1347.607362][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.607414][ T32] r10:8291a684 r9:ec985d84 r8:00000002 r7:60000013 r6:ec985d8c r5:85920000 [ 1347.607437][ T32] r4:85920000 [ 1347.607479][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.607569][ T32] r5:85920000 r4:8291a680 [ 1347.607634][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.607686][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.607751][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec985e08 [ 1347.607806][ T32] r4:00000000 [ 1347.607829][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.607865][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.607900][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.607961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c8fc0 [ 1347.608012][ T32] r4:00000000 [ 1347.608035][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.608079][ T32] r9:83018005 r8:85920000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1347.608124][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.629016][ T32] r5:00001000 r4:ebc99000 [ 1347.629062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.629146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.629198][ T32] r5:8598878c r4:85988400 [ 1347.629221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.629315][ T32] r7:dddced80 r6:83018000 r5:8598878c r4:856d5380 [ 1347.629342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.629415][ T32] r10:61c88647 r9:85920000 r8:856d53ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.629448][ T32] r4:856d5380 [ 1347.629469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.629518][ T32] r10:00000000 r9:856d5380 r8:80287e08 r7:ec965e60 r6:85716180 r5:85920000 [ 1347.629541][ T32] r4:00000001 [ 1347.629561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.629599][ T32] Exception stack(0xec985fb0 to 0xec985ff8) [ 1347.629658][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.629735][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.629787][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.629819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.629866][ T32] r4:856c8f00 [ 1347.630333][ T32] INFO: task kworker/0:864:6069 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.630420][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.630558][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.630641][ T32] Call trace: [ 1347.630680][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.630757][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.630785][ T32] r4:00000000 [ 1347.630806][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.630846][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.630873][ T32] 1d20: ac787000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.630903][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.630928][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.630951][ T32] r5:800f0013 r4:80239bb0 [ 1347.630993][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.631060][ T32] r4:82ac21e4 [ 1347.631084][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1347.631344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 7 printk messages dropped ** [ 1347.631713][ T32] r5:84be0b8c r4:84be0800 ** 3 printk messages dropped ** [ 1347.632164][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1347.632297][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.632486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.632754][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1347.632873][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.633089][ T32] r4:85920c00 ** 1 printk messages dropped ** [ 1347.633222][ T32] r5:85920c00 r4:8291a680 ** 1 printk messages dropped ** [ 1347.633327][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.633526][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1347.633657][ T32] r4:00000000 [ 1347.633682][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.633727][ T32] r9:83018005 r8:85920c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1347.633748][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.633789][ T32] r5:00001000 r4:ebcdd000 [ 1347.633808][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.633847][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.633911][ T32] r5:85988f8c r4:85988c00 [ 1347.633934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.633992][ T32] r7:dddced80 r6:83018000 r5:85988f8c r4:856d5400 [ 1347.634038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.634090][ T32] r10:61c88647 r9:85920c00 r8:856d542c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.634115][ T32] r4:856d5400 [ 1347.634144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.634213][ T32] r10:00000000 r9:856d5400 r8:80287e08 r7:ec985e60 r6:85716200 r5:85920c00 [ 1347.634262][ T32] r4:00000001 [ 1347.634325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.634366][ T32] Exception stack(0xec995fb0 to 0xec995ff8) [ 1347.634405][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.634436][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.634473][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.634504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.634549][ T32] r4:856c8f00 [ 1347.634827][ T32] INFO: task kworker/0:865:6070 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.634871][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.634990][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.635080][ T32] Call trace: [ 1347.635123][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.635199][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.635291][ T32] r4:00000000 [ 1347.635331][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.635374][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.635403][ T32] 1d20: ac787000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.635431][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.635476][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.635525][ T32] r5:800f0013 r4:80239bb0 [ 1347.635567][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.635611][ T32] r4:82ac21e4 [ 1347.635639][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.635709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.635757][ T32] r4:e05c1dc0 [ 1347.635781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.635849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.635874][ T32] r4:00000000 [ 1347.635894][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.635960][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.636005][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.636053][ T32] r5:00001000 r4:dfd53000 [ 1347.636073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.636111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.636152][ T32] r5:84be0b8c r4:84be0800 [ 1347.636172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.636217][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.636268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.636339][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.636364][ T32] r4:84bb2000 [ 1347.636386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.636499][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.636525][ T32] r4:00000001 [ 1347.636565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.636607][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.636637][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.636690][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.636721][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.636825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.636893][ T32] r4:84ba8980 [ 1347.636917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.636963][ T32] INFO: task kworker/0:866:6071 blocked for more than 474 seconds. [ 1347.637037][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.637084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.637108][ T32] task:kworker/0:866 state:D stack:0 pid:6071 tgid:6071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.637259][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.637357][ T32] Call trace: [ 1347.637442][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.637491][ T32] r10:8291a684 r9:ecbd9d84 r8:00000002 r7:60000013 r6:ecbd9d8c r5:85921800 ** 3 printk messages dropped ** [ 1347.637624][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1347.637835][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1347.637959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478fec0 [ 1347.637985][ T32] r4:00000000 [ 1347.638018][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.638064][ T32] r9:83018005 r8:85921800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1347.638085][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.665309][ T32] r5:00001000 r4:ebcc3000 [ 1347.665367][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.665468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.665519][ T32] r5:85988b8c r4:85988800 [ 1347.665594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.665676][ T32] r7:dddced80 r6:83018000 r5:85988b8c r4:856d5480 [ 1347.665702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.665819][ T32] r10:61c88647 r9:85921800 r8:856d54ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.665846][ T32] r4:856d5480 [ 1347.665868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.666006][ T32] r10:00000000 r9:856d5480 r8:80287e08 r7:ec995e60 r6:85716280 r5:85921800 [ 1347.666032][ T32] r4:00000001 [ 1347.666065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.666127][ T32] Exception stack(0xecbd9fb0 to 0xecbd9ff8) [ 1347.666249][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.666324][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.666375][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.666430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.666456][ T32] r4:856c8f00 [ 1347.666877][ T32] INFO: task kworker/0:866:6071 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.666915][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.667012][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.667060][ T32] Call trace: [ 1347.667092][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.667187][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.667267][ T32] r4:00000000 [ 1347.667313][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.667378][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.667420][ T32] 1d20: aca77000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.667471][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.667499][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.667523][ T32] r5:800f0013 r4:80239bb0 [ 1347.667581][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.667637][ T32] r4:82ac21e4 [ 1347.667659][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.667724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.667751][ T32] r4:e05c1dc0 [ 1347.667836][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.667882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.667905][ T32] r4:00000000 [ 1347.667925][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.668002][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.668029][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.668095][ T32] r5:00001000 r4:dfd53000 [ 1347.668198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.681806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.682055][ T32] r5:84be0b8c r4:84be0800 [ 1347.682082][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.682135][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.682157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.682227][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.682277][ T32] r4:84bb2000 [ 1347.682301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.682387][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.682414][ T32] r4:00000001 [ 1347.682476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.682558][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.682606][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.682707][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.682821][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.682853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.682902][ T32] r4:84ba8980 [ 1347.682955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.682990][ T32] INFO: task kworker/0:867:6074 blocked for more than 474 seconds. [ 1347.683023][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.683047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.683069][ T32] task:kworker/0:867 state:D stack:0 pid:6074 tgid:6074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.683129][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.683206][ T32] Call trace: [ 1347.683284][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.683361][ T32] r10:8291a684 r9:ecbe1d84 r8:00000002 r7:60000113 r6:ecbe1d8c r5:85923000 [ 1347.683404][ T32] r4:85923000 [ 1347.683427][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.683511][ T32] r5:85923000 r4:8291a680 [ 1347.683536][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.683618][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.683670][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe1e08 [ 1347.683760][ T32] r4:00000000 [ 1347.683784][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.683823][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.683881][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.683927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85727bc0 [ 1347.684059][ T32] r4:00000000 [ 1347.684081][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.684128][ T32] r9:83018005 r8:85923000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 ** 2 printk messages dropped ** [ 1347.684212][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.684355][ T32] r5:8598af8c r4:8598ac00 ** 1 printk messages dropped ** [ 1347.684448][ T32] r7:dddced80 r6:83018000 r5:8598af8c r4:856d5500 ** 2 printk messages dropped ** [ 1347.684633][ T32] r4:856d5500 ** 2 printk messages dropped ** [ 1347.684749][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.684857][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.685503][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.685659][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.685721][ T32] Call trace: [ 1347.685750][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.685802][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.685852][ T32] r4:00000000 [ 1347.685897][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.685941][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.686011][ T32] 1d20: ad07b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.686064][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.686092][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.686116][ T32] r5:800f0013 r4:80239bb0 [ 1347.686137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.686176][ T32] r4:82ac21e4 [ 1347.686219][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.686301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.686332][ T32] r4:e05c1dc0 [ 1347.686352][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.686406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.686432][ T32] r4:00000000 [ 1347.686452][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.686499][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.686520][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.686561][ T32] r5:00001000 r4:dfd53000 [ 1347.686580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.686618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.686708][ T32] r5:84be0b8c r4:84be0800 [ 1347.686732][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.686779][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.686822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.686895][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.686944][ T32] r4:84bb2000 [ 1347.686966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.687014][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.687067][ T32] r4:00000001 [ 1347.687104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.687142][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.687198][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.687262][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.687291][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.687320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.687342][ T32] r4:84ba8980 [ 1347.687385][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.687477][ T32] INFO: task kworker/0:868:6076 blocked for more than 474 seconds. [ 1347.687515][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.687538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.687578][ T32] task:kworker/0:868 state:D stack:0 pid:6076 tgid:6076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.687700][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.687816][ T32] Call trace: [ 1347.687871][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.687922][ T32] r10:8291a684 r9:ecbe9d84 r8:00000002 r7:60000113 r6:ecbe9d8c r5:85922400 [ 1347.687945][ T32] r4:85922400 [ 1347.687985][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.688052][ T32] r5:85922400 r4:8291a680 [ 1347.688140][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.688404][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.698766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe9e08 [ 1347.698828][ T32] r4:00000000 [ 1347.698854][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.698915][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.698955][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.699043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85727280 [ 1347.699078][ T32] r4:00000000 [ 1347.699109][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.699157][ T32] r9:83018005 r8:85922400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1347.699202][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.699276][ T32] r5:00001000 r4:ec50d000 [ 1347.699326][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.699371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.699415][ T32] r5:8598938c r4:85989000 [ 1347.699436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.699493][ T32] r7:dddced80 r6:83018000 r5:8598938c r4:856d5580 [ 1347.699518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.699590][ T32] r10:61c88647 r9:85922400 r8:856d55ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.699637][ T32] r4:856d5580 [ 1347.699670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.699719][ T32] r10:00000000 r9:856d5580 r8:80287e08 r7:ecbe1e60 r6:85716380 r5:85922400 [ 1347.699743][ T32] r4:00000001 [ 1347.699762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.699800][ T32] Exception stack(0xecbe9fb0 to 0xecbe9ff8) [ 1347.699852][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.699916][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.699971][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.700009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.700045][ T32] r4:85727100 [ 1347.700516][ T32] INFO: task kworker/0:868:6076 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.700562][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.700640][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.700692][ T32] Call trace: [ 1347.700758][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.700812][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.700866][ T32] r4:00000000 [ 1347.700937][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.701087][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.701119][ T32] 1d20: ad07b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.701148][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 1 printk messages dropped ** [ 1347.701242][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1347.701447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 6 printk messages dropped ** [ 1347.701693][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.701873][ T32] r5:84be0b8c r4:84be0800 ** 4 printk messages dropped ** [ 1347.702028][ T32] r4:84bb2000 ** 1 printk messages dropped ** [ 1347.702113][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 2 printk messages dropped ** [ 1347.702241][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.702291][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.702332][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.702383][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.702439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.702463][ T32] r4:84ba8980 [ 1347.702485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.702515][ T32] INFO: task kworker/0:869:6077 blocked for more than 474 seconds. [ 1347.702570][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.702599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.702644][ T32] task:kworker/0:869 state:D stack:0 pid:6077 tgid:6077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.702695][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.702738][ T32] Call trace: [ 1347.702794][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.702866][ T32] r10:8291a684 r9:ecbedd84 r8:00000002 r7:60000113 r6:ecbedd8c r5:85924800 [ 1347.702892][ T32] r4:85924800 [ 1347.702935][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.703007][ T32] r5:85924800 r4:8291a680 [ 1347.703031][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.703072][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.703113][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbede08 [ 1347.703135][ T32] r4:00000000 [ 1347.703154][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.703188][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.703222][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.703262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85727400 [ 1347.703284][ T32] r4:00000000 [ 1347.703303][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.703345][ T32] r9:83018005 r8:85924800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1347.703366][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.703407][ T32] r5:00001000 r4:ec527000 [ 1347.703426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.703465][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.703527][ T32] r5:8598978c r4:85989400 [ 1347.703566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.703615][ T32] r7:dddced80 r6:83018000 r5:8598978c r4:856d5600 [ 1347.703641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.703689][ T32] r10:61c88647 r9:85924800 r8:856d562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.703711][ T32] r4:856d5600 [ 1347.703731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.703780][ T32] r10:00000000 r9:856d5600 r8:80287e08 r7:ecbe1e60 r6:85716400 r5:85924800 [ 1347.703803][ T32] r4:00000001 [ 1347.703823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.703879][ T32] Exception stack(0xecbedfb0 to 0xecbedff8) [ 1347.703931][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.703963][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.703999][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.704033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.704077][ T32] r4:85727340 [ 1347.704343][ T32] INFO: task kworker/0:869:6077 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.704412][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.704501][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.704572][ T32] Call trace: [ 1347.704622][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.704680][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.704703][ T32] r4:00000000 [ 1347.704724][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.704771][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.704802][ T32] 1d20: ad07b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.704831][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.704857][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.704913][ T32] r5:800f0013 r4:80239bb0 [ 1347.704957][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.705001][ T32] r4:82ac21e4 [ 1347.705044][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.705120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.705146][ T32] r4:e05c1dc0 [ 1347.705166][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.705218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.705264][ T32] r4:00000000 [ 1347.705288][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.705333][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.705356][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.705421][ T32] r5:00001000 r4:dfd53000 [ 1347.705444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.705485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.705545][ T32] r5:84be0b8c r4:84be0800 [ 1347.705590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.705670][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.705697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.705769][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.705794][ T32] r4:84bb2000 [ 1347.705814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.705883][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.705917][ T32] r4:00000001 [ 1347.705938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.705974][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.706022][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.706054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.706102][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.706142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.706167][ T32] r4:84ba8980 [ 1347.706190][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.706214][ T32] INFO: task kworker/0:870:6079 blocked for more than 474 seconds. [ 1347.706265][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.706314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.706353][ T32] task:kworker/0:870 state:D stack:0 pid:6079 tgid:6079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.706459][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.706503][ T32] Call trace: [ 1347.706534][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.706601][ T32] r10:8291a684 r9:ecbf5d84 r8:00000002 r7:60000113 r6:ecbf5d8c r5:85923c00 [ 1347.706652][ T32] r4:85923c00 [ 1347.706705][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.706752][ T32] r5:85923c00 r4:8291a680 [ 1347.706790][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.706855][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.706908][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf5e08 [ 1347.706932][ T32] r4:00000000 [ 1347.706951][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.706996][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.707058][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.707109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85727540 [ 1347.707161][ T32] r4:00000000 [ 1347.707202][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.707255][ T32] r9:83018005 r8:85923c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1347.707277][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.707353][ T32] r5:00001000 r4:ec54b000 ** 1 printk messages dropped ** [ 1347.707441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.707486][ T32] r5:85989b8c r4:85989800 ** 1 printk messages dropped ** [ 1347.707590][ T32] r7:dddced80 r6:83018000 r5:85989b8c r4:856d5680 ** 2 printk messages dropped ** [ 1347.707703][ T32] r4:856d5680 [ 1347.707733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.707781][ T32] r10:00000000 r9:856d5680 r8:80287e08 r7:ecbe1e60 r6:85716480 r5:85923c00 [ 1347.707804][ T32] r4:00000001 [ 1347.707844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.707891][ T32] Exception stack(0xecbf5fb0 to 0xecbf5ff8) [ 1347.707941][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.707972][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.708007][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.708054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.708079][ T32] r4:85727480 [ 1347.738971][ T32] INFO: task kworker/0:870:6079 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.739094][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.739199][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.739321][ T32] Call trace: [ 1347.739357][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.739418][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.739443][ T32] r4:00000000 [ 1347.739463][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.739516][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.739617][ T32] 1d20: ad730000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.739659][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.739696][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.739745][ T32] r5:800f0013 r4:80239bb0 [ 1347.739768][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.739813][ T32] r4:82ac21e4 [ 1347.739833][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.739899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.739951][ T32] r4:e05c1dc0 [ 1347.739982][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.740026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.740049][ T32] r4:00000000 [ 1347.740068][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.740115][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.740161][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.740208][ T32] r5:00001000 r4:dfd53000 [ 1347.740229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.740268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.740310][ T32] r5:84be0b8c r4:84be0800 [ 1347.740331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.740470][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.740507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.740559][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.740583][ T32] r4:84bb2000 [ 1347.740602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.740657][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.740680][ T32] r4:00000001 [ 1347.740699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.740734][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.740760][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.740788][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.740961][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.740995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.741018][ T32] r4:84ba8980 [ 1347.741082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.741127][ T32] INFO: task kworker/0:871:6081 blocked for more than 474 seconds. [ 1347.741163][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.741188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1347.741255][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.741661][ T32] r5:85925400 r4:8291a680 ** 1 printk messages dropped ** [ 1347.741746][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.741912][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1347.742127][ T32] r9:83018005 r8:85925400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 ** 4 printk messages dropped ** [ 1347.742361][ T32] r5:85989f8c r4:85989c00 [ 1347.742385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.742474][ T32] r7:dddced80 r6:83018000 r5:85989f8c r4:856d5700 [ 1347.742499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.742548][ T32] r10:61c88647 r9:85925400 r8:856d572c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1347.742711][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.742835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.743256][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.743721][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 2 printk messages dropped ** [ 1347.743832][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1347.743994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 5 printk messages dropped ** [ 1347.744254][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 6 printk messages dropped ** [ 1347.744574][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 4 printk messages dropped ** [ 1347.744822][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 6 printk messages dropped ** [ 1347.745047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.745353][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1347.745452][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.745502][ T32] r10:8291a684 r9:ecc05d84 r8:00000002 r7:60000113 r6:ecc05d8c r5:85926000 [ 1347.745525][ T32] r4:85926000 [ 1347.745546][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.745588][ T32] r5:85926000 r4:8291a680 [ 1347.745609][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.745663][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.745717][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc05e08 [ 1347.745764][ T32] r4:00000000 [ 1347.745808][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.745847][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.745882][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.745922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85727840 [ 1347.745944][ T32] r4:00000000 [ 1347.745963][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.746005][ T32] r9:83018005 r8:85926000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1347.746027][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.746068][ T32] r5:00001000 r4:ec58b000 [ 1347.746087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.746148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.746194][ T32] r5:8598a38c r4:8598a000 [ 1347.746224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.746273][ T32] r7:dddced80 r6:83018000 r5:8598a38c r4:856d5780 [ 1347.746295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.746341][ T32] r10:61c88647 r9:85926000 r8:856d57ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.746362][ T32] r4:856d5780 [ 1347.746381][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.746437][ T32] r10:00000000 r9:856d5780 r8:80287e08 r7:ecbe1e60 r6:85716580 r5:85926000 [ 1347.746480][ T32] r4:00000001 [ 1347.746502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.746537][ T32] Exception stack(0xecc05fb0 to 0xecc05ff8) [ 1347.746584][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.746625][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.746663][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.746693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.746736][ T32] r4:857274c0 [ 1347.746940][ T32] INFO: task kworker/0:872:6083 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.746972][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.747051][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.747096][ T32] Call trace: [ 1347.747171][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.747224][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.747248][ T32] r4:00000000 [ 1347.747289][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.747363][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.747396][ T32] 1d20: ad730000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.747447][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.747497][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.747523][ T32] r5:800f0013 r4:80239bb0 [ 1347.747564][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.747633][ T32] r4:82ac21e4 [ 1347.747687][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.747734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.747777][ T32] r4:e05c1dc0 [ 1347.747824][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.747870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.747893][ T32] r4:00000000 [ 1347.747934][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.747983][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.748005][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.748046][ T32] r5:00001000 r4:dfd53000 [ 1347.748065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.748175][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.778863][ T32] r5:84be0b8c r4:84be0800 [ 1347.778912][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.778989][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.779011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.779061][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.779094][ T32] r4:84bb2000 [ 1347.779118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.779167][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.779190][ T32] r4:00000001 [ 1347.779209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.779256][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.779291][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.779320][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1347.779403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1347.779820][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1347.780404][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.780594][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.780828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.780932][ T32] r7:dddced80 r6:83018000 r5:8598a78c r4:856d5800 [ 1347.780987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.781038][ T32] r10:61c88647 r9:85926c00 r8:856d582c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.781061][ T32] r4:856d5800 [ 1347.781080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.781124][ T32] r10:00000000 r9:856d5800 r8:80287e08 r7:ecbe1e60 r6:85716600 r5:85926c00 [ 1347.781147][ T32] r4:00000001 [ 1347.781207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.781273][ T32] Exception stack(0xecc11fb0 to 0xecc11ff8) [ 1347.781302][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.781330][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.781356][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.781384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.781407][ T32] r4:85727640 [ 1347.781824][ T32] INFO: task kworker/0:873:6086 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.781859][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.781964][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.782035][ T32] Call trace: [ 1347.782114][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.782168][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.782214][ T32] r4:00000000 [ 1347.782237][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.782277][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.782305][ T32] 1d20: ae1c1000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.782355][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 3 printk messages dropped ** [ 1347.782491][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1347.782753][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.783010][ T32] r5:84be0b8c r4:84be0800 ** 5 printk messages dropped ** [ 1347.783341][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1347.783732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1347.784047][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1347.784360][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc19e08 ** 7 printk messages dropped ** [ 1347.784697][ T32] r9:83018005 r8:85928c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 ** 4 printk messages dropped ** [ 1347.785008][ T32] r5:8598ab8c r4:8598a800 [ 1347.785052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.785255][ T32] r10:00000000 r9:856d5880 r8:80287e08 r7:ecbe1e60 r6:85716680 r5:85928c00 ** 9 printk messages dropped ** [ 1347.785804][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.786540][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1347.786651][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1347.786917][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1347.787223][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1347.787410][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1347.787686][ T32] INFO: task kworker/0:875:6089 blocked for more than 474 seconds. ** 5 printk messages dropped ** [ 1347.787945][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1347.801189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc1de08 ** 4 printk messages dropped ** [ 1347.801450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85727c40 ** 7 printk messages dropped ** [ 1347.801723][ T32] r5:8598bb8c r4:8598b800 ** 3 printk messages dropped ** [ 1347.801947][ T32] r10:61c88647 r9:85929800 r8:856d592c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1347.802216][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.803063][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 6 printk messages dropped ** [ 1347.803315][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1347.803458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1347.803989][ T32] r5:84be0b8c r4:84be0800 ** 4 printk messages dropped ** [ 1347.804200][ T32] r4:84bb2000 [ 1347.804241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.804302][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.804327][ T32] r4:00000001 [ 1347.804346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.804385][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.804422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.804453][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.804502][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.804558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.804606][ T32] r4:84ba8980 [ 1347.804634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.804686][ T32] INFO: task kworker/0:876:6091 blocked for more than 474 seconds. [ 1347.804722][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.804761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.804785][ T32] task:kworker/0:876 state:D stack:0 pid:6091 tgid:6091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.804829][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.804972][ T32] Call trace: [ 1347.805034][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.805086][ T32] r10:8291a684 r9:ecc25d84 r8:00000002 r7:60000013 r6:ecc25d8c r5:85928000 [ 1347.805110][ T32] r4:85928000 [ 1347.805130][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.805173][ T32] r5:85928000 r4:8291a680 [ 1347.805209][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.805251][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.805293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc25e08 [ 1347.805325][ T32] r4:00000000 [ 1347.805344][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.805379][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.805436][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.805480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85727d40 [ 1347.805504][ T32] r4:00000000 [ 1347.805524][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.805579][ T32] r9:83018005 r8:85928000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1347.805605][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.805656][ T32] r5:00001000 r4:ec6bb000 [ 1347.805676][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.805771][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.805817][ T32] r5:8598b38c r4:8598b000 [ 1347.805838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.805891][ T32] r7:dddced80 r6:83018000 r5:8598b38c r4:856d5980 [ 1347.805924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.805974][ T32] r10:61c88647 r9:85928000 r8:856d59ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.806007][ T32] r4:856d5980 [ 1347.806028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.806084][ T32] r10:00000000 r9:856d5980 r8:80287e08 r7:ecc1de60 r6:85716780 r5:85928000 [ 1347.806115][ T32] r4:00000001 [ 1347.806143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.806181][ T32] Exception stack(0xecc25fb0 to 0xecc25ff8) [ 1347.806219][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.806249][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.806276][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.806303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.806335][ T32] r4:85727a40 [ 1347.806583][ T32] INFO: task kworker/0:876:6091 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.806617][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.806703][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.806762][ T32] Call trace: [ 1347.806808][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.806882][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.806936][ T32] r4:00000000 [ 1347.806958][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.807021][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.807052][ T32] 1d20: ae1c1000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.807081][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.807105][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.807128][ T32] r5:800f0013 r4:80239bb0 [ 1347.807148][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.807198][ T32] r4:82ac21e4 [ 1347.807249][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.807295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.807355][ T32] r4:e05c1dc0 [ 1347.807378][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.807465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.807491][ T32] r4:00000000 [ 1347.807532][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.807662][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.807739][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.807792][ T32] r5:00001000 r4:dfd53000 [ 1347.807812][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.807852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.828600][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1347.829075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.829331][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.829612][ T32] r5:8592a400 r4:8291a680 ** 3 printk messages dropped ** [ 1347.829775][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.829977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85727e40 ** 7 printk messages dropped ** [ 1347.830337][ T32] r5:8598b78c r4:8598b400 [ 1347.830390][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.830582][ T32] r4:856d5a00 [ 1347.830603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.830655][ T32] r10:00000000 r9:856d5a00 r8:80287e08 r7:ecc1de60 r6:85716800 r5:8592a400 [ 1347.830677][ T32] r4:00000001 [ 1347.830696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.830733][ T32] Exception stack(0xecc2dfb0 to 0xecc2dff8) [ 1347.830759][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.830808][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.830839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.830869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.830891][ T32] r4:85727b40 [ 1347.831301][ T32] INFO: task kworker/0:877:6093 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.831356][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.831419][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.831466][ T32] Call trace: [ 1347.831557][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.831658][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.831709][ T32] r4:00000000 [ 1347.831742][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.831784][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.831812][ T32] 1d20: ae617000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.831841][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.831892][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.831919][ T32] r5:800f0013 r4:80239bb0 [ 1347.831958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.832001][ T32] r4:82ac21e4 [ 1347.832031][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.832099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.832146][ T32] r4:e05c1dc0 [ 1347.832169][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.832231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.832287][ T32] r4:00000000 [ 1347.832311][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.832358][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.832408][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.832455][ T32] r5:00001000 r4:dfd53000 [ 1347.832475][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.832536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.832595][ T32] r5:84be0b8c r4:84be0800 [ 1347.832618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.832674][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.832696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.832744][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.832766][ T32] r4:84bb2000 [ 1347.832805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.832856][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.832899][ T32] r4:00000001 [ 1347.832921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.832957][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.833003][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.833034][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.833082][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.833114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.833136][ T32] r4:84ba8980 [ 1347.833157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.833202][ T32] INFO: task kworker/0:878:6095 blocked for more than 474 seconds. [ 1347.833235][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.833258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.833316][ T32] task:kworker/0:878 state:D stack:0 pid:6095 tgid:6095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.833410][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.833454][ T32] Call trace: [ 1347.833484][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.833529][ T32] r10:8291a684 r9:ecc35d84 r8:00000002 r7:60000013 r6:ecc35d8c r5:8592b000 [ 1347.833551][ T32] r4:8592b000 [ 1347.833571][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.833611][ T32] r5:8592b000 r4:8291a680 [ 1347.833638][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.833678][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.833720][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc35e08 [ 1347.833742][ T32] r4:00000000 [ 1347.833761][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.833795][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.833828][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.833868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c8940 [ 1347.833891][ T32] r4:00000000 [ 1347.833910][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.833953][ T32] r9:83018005 r8:8592b000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1347.833973][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.834013][ T32] r5:00001000 r4:ec837000 [ 1347.834033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.834070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.834111][ T32] r5:8598bf8c r4:8598bc00 [ 1347.834131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.834187][ T32] r7:dddced80 r6:83018000 r5:8598bf8c r4:856d5a80 [ 1347.834212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.834259][ T32] r10:61c88647 r9:8592b000 r8:856d5aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.834281][ T32] r4:856d5a80 [ 1347.834299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.834343][ T32] r10:00000000 r9:856d5a80 r8:80287e08 r7:ecc1de60 r6:85716880 r5:8592b000 [ 1347.834364][ T32] r4:00000001 [ 1347.834408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.834447][ T32] Exception stack(0xecc35fb0 to 0xecc35ff8) ** 2 printk messages dropped ** [ 1347.834535][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.834992][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.835165][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 8 printk messages dropped ** [ 1347.835472][ T32] r4:e05c1dc0 ** 4 printk messages dropped ** [ 1347.835705][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 6 printk messages dropped ** [ 1347.836012][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 6 printk messages dropped ** [ 1347.836235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1347.836451][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1347.836684][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.837098][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.837569][ T32] r9:83018005 r8:8592d400 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 ** 4 printk messages dropped ** [ 1347.837798][ T32] r5:8598fb8c r4:8598f800 ** 2 printk messages dropped ** [ 1347.837913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1347.871694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1347.872616][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.873119][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1347.873405][ T32] r4:e05c1dc0 ** 5 printk messages dropped ** [ 1347.873631][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1347.874014][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1347.874209][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1347.874453][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1347.874701][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.874978][ T32] r5:8592c800 r4:8291a680 ** 5 printk messages dropped ** [ 1347.875173][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1347.875306][ T32] r4:00000000 [ 1347.875326][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.875370][ T32] r9:83018005 r8:8592c800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1347.875391][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.875452][ T32] r5:00001000 r4:ec89f000 [ 1347.875475][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.875515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.875602][ T32] r5:8598c38c r4:8598c000 [ 1347.875658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.875710][ T32] r7:dddced80 r6:83018000 r5:8598c38c r4:856d5b80 [ 1347.875731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.875776][ T32] r10:61c88647 r9:8592c800 r8:856d5bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.875807][ T32] r4:856d5b80 [ 1347.875829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.875898][ T32] r10:00000000 r9:856d5b80 r8:80287e08 r7:ecc3de60 r6:85716980 r5:8592c800 [ 1347.875923][ T32] r4:00000001 [ 1347.875942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.875979][ T32] Exception stack(0xecc45fb0 to 0xecc45ff8) [ 1347.876005][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.876033][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.876059][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.876087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.876108][ T32] r4:856c8000 [ 1347.876371][ T32] INFO: task kworker/0:880:6099 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.876403][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.876487][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.876555][ T32] Call trace: [ 1347.876612][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.876670][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.876694][ T32] r4:00000000 [ 1347.876713][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.876753][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.876780][ T32] 1d20: aee57000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.876809][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.876856][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.876883][ T32] r5:800f0013 r4:80239bb0 [ 1347.876904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.876965][ T32] r4:82ac21e4 [ 1347.877030][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.877075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.877098][ T32] r4:e05c1dc0 [ 1347.877117][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.877179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.877205][ T32] r4:00000000 [ 1347.877254][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.877303][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.877349][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.877406][ T32] r5:00001000 r4:dfd53000 [ 1347.877428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.877468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.877529][ T32] r5:84be0b8c r4:84be0800 [ 1347.877552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.877621][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.877658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.877707][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.877754][ T32] r4:84bb2000 [ 1347.877789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.877838][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.877862][ T32] r4:00000001 [ 1347.877881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.877915][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.877941][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.877969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.878016][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.878048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.878071][ T32] r4:84ba8980 [ 1347.878181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.892792][ T32] INFO: task kworker/0:881:6101 blocked for more than 474 seconds. [ 1347.892859][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.892907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.892957][ T32] task:kworker/0:881 state:D stack:0 pid:6101 tgid:6101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.893026][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.893090][ T32] Call trace: [ 1347.893139][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1347.893257][ T32] r4:8592e000 ** 3 printk messages dropped ** [ 1347.893451][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.893737][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.893924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.894079][ T32] r7:dddced80 r6:83018000 r5:8598c78c r4:856d5c00 ** 5 printk messages dropped ** [ 1347.894328][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.894507][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.895217][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.895501][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 11 printk messages dropped ** [ 1347.896004][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 10 printk messages dropped ** [ 1347.896499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1347.896736][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.896809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.896834][ T32] r4:84ba8980 [ 1347.896856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.896902][ T32] INFO: task kworker/0:882:6103 blocked for more than 474 seconds. [ 1347.896963][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.896990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.897011][ T32] task:kworker/0:882 state:D stack:0 pid:6103 tgid:6103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.897123][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.897191][ T32] Call trace: [ 1347.897224][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.897281][ T32] r10:8291a684 r9:ecc55d84 r8:00000002 r7:60000013 r6:ecc55d8c r5:8592bc00 [ 1347.897306][ T32] r4:8592bc00 [ 1347.897351][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.897395][ T32] r5:8592bc00 r4:8291a680 [ 1347.897426][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.897470][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.897542][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc55e08 [ 1347.897597][ T32] r4:00000000 [ 1347.897619][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.897687][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.897726][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.897767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c0440 [ 1347.897789][ T32] r4:00000000 [ 1347.897842][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.897890][ T32] r9:83018005 r8:8592bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1347.897945][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.898010][ T32] r5:00001000 r4:ec8c9000 [ 1347.898033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.898072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.898245][ T32] r5:8598cb8c r4:8598c800 [ 1347.913138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.913257][ T32] r7:dddced80 r6:83018000 r5:8598cb8c r4:856d5c80 [ 1347.913285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.913339][ T32] r10:61c88647 r9:8592bc00 r8:856d5cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.913363][ T32] r4:856d5c80 [ 1347.913382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.913430][ T32] r10:00000000 r9:856d5c80 r8:80287e08 r7:ecc3de60 r6:85716a80 r5:8592bc00 [ 1347.913452][ T32] r4:00000001 [ 1347.913493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.913537][ T32] Exception stack(0xecc55fb0 to 0xecc55ff8) [ 1347.913604][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.913663][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.913700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.913731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.913753][ T32] r4:857c01c0 [ 1347.914170][ T32] INFO: task kworker/0:882:6103 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.914207][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.914276][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.914349][ T32] Call trace: [ 1347.914404][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.914461][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.914485][ T32] r4:00000000 [ 1347.914505][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.914544][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.914593][ T32] 1d20: af37e000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.914631][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.914678][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.914748][ T32] r5:800f0013 r4:80239bb0 [ 1347.914774][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.914819][ T32] r4:82ac21e4 [ 1347.914870][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.914959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.914985][ T32] r4:e05c1dc0 [ 1347.915005][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.915070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.915096][ T32] r4:00000000 [ 1347.915116][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.915164][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.915186][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.915249][ T32] r5:00001000 r4:dfd53000 [ 1347.915295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.915339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.915406][ T32] r5:84be0b8c r4:84be0800 [ 1347.915429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.915477][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.915498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.915578][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.915616][ T32] r4:84bb2000 [ 1347.915643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.915691][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.915729][ T32] r4:00000001 [ 1347.915752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.915788][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.915814][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.915842][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.915867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.915912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.915946][ T32] r4:84ba8980 [ 1347.915980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.916021][ T32] INFO: task kworker/0:883:6105 blocked for more than 474 seconds. [ 1347.916059][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.916084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.916105][ T32] task:kworker/0:883 state:D stack:0 pid:6105 tgid:6105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.916151][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.916347][ T32] r4:859d3000 ** 3 printk messages dropped ** [ 1347.916527][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.916855][ T32] r9:83018005 r8:859d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 ** 4 printk messages dropped ** [ 1347.917055][ T32] r5:8598cf8c r4:8598cc00 [ 1347.917075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.917212][ T32] r10:61c88647 r9:859d3000 r8:856d5d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1347.917489][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.918123][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.930779][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1347.930970][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1347.931104][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1347.931354][ T32] r5:00001000 r4:dfd53000 ** 2 printk messages dropped ** [ 1347.931461][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1347.931736][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1347.932061][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1347.932332][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.932826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc65e08 ** 7 printk messages dropped ** [ 1347.933145][ T32] r9:83018005 r8:85930c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 ** 4 printk messages dropped ** [ 1347.933372][ T32] r5:8598d38c r4:8598d000 ** 3 printk messages dropped ** [ 1347.933538][ T32] r10:61c88647 r9:85930c00 r8:856d5dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1347.933777][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.933803][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.933831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.933877][ T32] r4:857c0400 [ 1347.934301][ T32] INFO: task kworker/0:884:6107 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.934336][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.934435][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.934481][ T32] Call trace: [ 1347.934534][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.934598][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.934637][ T32] r4:00000000 [ 1347.934662][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.934702][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.934741][ T32] 1d20: af7da000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.934773][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.934800][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.934833][ T32] r5:800f0013 r4:80239bb0 [ 1347.934911][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.934979][ T32] r4:82ac21e4 [ 1347.935028][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.935085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.935111][ T32] r4:e05c1dc0 [ 1347.935151][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.935216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.935267][ T32] r4:00000000 [ 1347.935289][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.935335][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.935357][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.935399][ T32] r5:00001000 r4:dfd53000 [ 1347.935418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.935456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.935518][ T32] r5:84be0b8c r4:84be0800 [ 1347.935559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.935641][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.935667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.935716][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.935769][ T32] r4:84bb2000 [ 1347.935791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.935838][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.935881][ T32] r4:00000001 [ 1347.935904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.935949][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.935977][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.936005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.936040][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.936103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.936130][ T32] r4:84ba8980 [ 1347.936152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.936178][ T32] INFO: task kworker/0:885:6109 blocked for more than 474 seconds. [ 1347.936228][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.936276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.936301][ T32] task:kworker/0:885 state:D stack:0 pid:6109 tgid:6109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.936365][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.936407][ T32] Call trace: [ 1347.936436][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.936492][ T32] r10:8291a684 r9:ecc6dd84 r8:00000002 r7:60000013 r6:ecc6dd8c r5:85932400 [ 1347.936517][ T32] r4:85932400 [ 1347.936546][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.936592][ T32] r5:85932400 r4:8291a680 [ 1347.936612][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.936657][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.936699][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc6de08 [ 1347.936722][ T32] r4:00000000 [ 1347.936763][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.936803][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1347.936903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c07c0 ** 7 printk messages dropped ** [ 1347.937227][ T32] r5:8598d78c r4:8598d400 [ 1347.937258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.937307][ T32] r7:dddced80 r6:83018000 r5:8598d78c r4:856d5e00 ** 2 printk messages dropped ** [ 1347.937423][ T32] r4:856d5e00 ** 4 printk messages dropped ** [ 1347.937642][ T32] Exception stack(0xecc6dfb0 to 0xecc6dff8) ** 6 printk messages dropped ** [ 1347.961383][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.961945][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1347.962192][ T32] r4:e05c1dc0 ** 7 printk messages dropped ** [ 1347.962498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1347.962922][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 9 printk messages dropped ** [ 1347.963287][ T32] INFO: task kworker/0:886:6111 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.963714][ T32] r4:85931800 ** 3 printk messages dropped ** [ 1347.963893][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.964148][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.964506][ T32] r5:8598db8c r4:8598d800 [ 1347.964548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.964598][ T32] r7:dddced80 r6:83018000 r5:8598db8c r4:856d5e80 [ 1347.964619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.964698][ T32] r10:61c88647 r9:85931800 r8:856d5eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.964744][ T32] r4:856d5e80 [ 1347.964766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.964812][ T32] r10:00000000 r9:856d5e80 r8:80287e08 r7:ecc3de60 r6:85716c80 r5:85931800 [ 1347.964835][ T32] r4:00000001 [ 1347.964883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.964924][ T32] Exception stack(0xecc75fb0 to 0xecc75ff8) [ 1347.964951][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.964999][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.965050][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.965114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.965139][ T32] r4:857c0640 [ 1347.965583][ T32] INFO: task kworker/0:886:6111 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.965634][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.965717][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.965788][ T32] Call trace: [ 1347.965865][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.965920][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.965963][ T32] r4:00000000 [ 1347.965987][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.966028][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.966056][ T32] 1d20: afbbe000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.966106][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.966135][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.966181][ T32] r5:800f0013 r4:80239bb0 [ 1347.966226][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.966303][ T32] r4:82ac21e4 [ 1347.966349][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.966397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.966442][ T32] r4:e05c1dc0 [ 1347.966485][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.966530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.966553][ T32] r4:00000000 [ 1347.966573][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.966652][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.966702][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.966747][ T32] r5:00001000 r4:dfd53000 [ 1347.966767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.966826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.966891][ T32] r5:84be0b8c r4:84be0800 [ 1347.966936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.967038][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1347.967064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.967111][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.967133][ T32] r4:84bb2000 [ 1347.967152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.967196][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1347.967219][ T32] r4:00000001 [ 1347.967237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.967271][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1347.967322][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.967412][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.967464][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.967516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.967769][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.968109][ T32] r5:85933c00 r4:8291a680 ** 3 printk messages dropped ** [ 1347.987101][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.987263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c0a80 ** 7 printk messages dropped ** [ 1347.987613][ T32] r5:8598df8c r4:8598dc00 [ 1347.987645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.987820][ T32] r4:856d5f00 ** 4 printk messages dropped ** [ 1347.988039][ T32] Exception stack(0xecc7dfb0 to 0xecc7dff8) ** 6 printk messages dropped ** [ 1347.993318][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.993805][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1347.993969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1347.994500][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1347.994818][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1347.995050][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1347.995267][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.995565][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1347.996145][ T32] r5:00001000 r4:ec97b000 ** 2 printk messages dropped ** [ 1347.996274][ T32] r5:8598e38c r4:8598e000 ** 2 printk messages dropped ** [ 1347.996358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1347.996589][ T32] Exception stack(0xecc85fb0 to 0xecc85ff8) ** 5 printk messages dropped ** [ 1347.997064][ T32] INFO: task kworker/0:888:6115 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1347.997097][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.997150][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.997196][ T32] Call trace: [ 1347.997224][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.997298][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1347.997350][ T32] r4:00000000 [ 1347.997373][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.997419][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1347.997448][ T32] 1d20: afff5000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1347.997497][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1347.997558][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.997585][ T32] r5:800f0013 r4:80239bb0 [ 1347.997636][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.997686][ T32] r4:82ac21e4 [ 1347.997708][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.997751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1347.997773][ T32] r4:e05c1dc0 [ 1347.997793][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.997855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1347.997902][ T32] r4:00000000 [ 1347.997925][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.998006][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.998031][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.998095][ T32] r5:00001000 r4:dfd53000 [ 1347.998181][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.010443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.010550][ T32] r5:84be0b8c r4:84be0800 [ 1348.010645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.010705][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.010728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.010777][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.010827][ T32] r4:84bb2000 [ 1348.010851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.010925][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.010952][ T32] r4:00000001 [ 1348.010999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.011042][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.011072][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.011101][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.011127][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.011156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.011227][ T32] r4:84ba8980 [ 1348.011257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.011315][ T32] INFO: task kworker/0:889:6117 blocked for more than 474 seconds. [ 1348.011379][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.011419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.011445][ T32] task:kworker/0:889 state:D stack:0 pid:6117 tgid:6117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.011504][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.011587][ T32] Call trace: [ 1348.011638][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.011845][ T32] r10:8291a684 r9:ecc8dd84 r8:00000002 r7:60000013 r6:ecc8dd8c r5:85935400 [ 1348.011893][ T32] r4:85935400 [ 1348.011956][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.012007][ T32] r5:85935400 r4:8291a680 [ 1348.012030][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.012096][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.012143][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc8de08 [ 1348.012243][ T32] r4:00000000 [ 1348.012266][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.012302][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.012339][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.012380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c0cc0 [ 1348.012403][ T32] r4:00000000 [ 1348.012423][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.012530][ T32] r9:83018005 r8:85935400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1348.012562][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.012663][ T32] r5:00001000 r4:ec997000 [ 1348.012767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.012883][ T32] r5:8598e78c r4:8598e400 [ 1348.012906][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.013051][ T32] r10:61c88647 r9:85935400 r8:857dd02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.013359][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.014316][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1348.014589][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.014889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 7 printk messages dropped ** [ 1348.015159][ T32] r5:84be0b8c r4:84be0800 ** 5 printk messages dropped ** [ 1348.015451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1348.015769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1348.016112][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1348.016420][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc95e08 ** 4 printk messages dropped ** [ 1348.016618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c0e00 ** 7 printk messages dropped ** [ 1348.016978][ T32] r5:8598eb8c r4:8598e800 ** 2 printk messages dropped ** [ 1348.017121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1348.017598][ T32] Exception stack(0xecc95fb0 to 0xecc95ff8) [ 1348.017661][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.017719][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.017751][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.017781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.017852][ T32] r4:857c0ac0 [ 1348.018173][ T32] INFO: task kworker/0:890:6119 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.042168][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.042366][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.042517][ T32] Call trace: [ 1348.042562][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.042623][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.042655][ T32] r4:00000000 [ 1348.042677][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.042719][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.042787][ T32] 1d20: b0aa9000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.042820][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.042847][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.042871][ T32] r5:800f0013 r4:80239bb0 [ 1348.042968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.043052][ T32] r4:82ac21e4 [ 1348.043076][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.043202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.043273][ T32] r4:e05c1dc0 [ 1348.043356][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.043450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.043646][ T32] r4:00000000 [ 1348.043675][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.043791][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.043896][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.043943][ T32] r5:00001000 r4:dfd53000 [ 1348.043963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.044035][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.044083][ T32] r5:84be0b8c r4:84be0800 [ 1348.044104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.044240][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.044265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.044355][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.044386][ T32] r4:84bb2000 [ 1348.044407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.044453][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.044475][ T32] r4:00000001 [ 1348.044495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.044529][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.044554][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.044582][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.044686][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.044796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.044852][ T32] r4:84ba8980 [ 1348.044879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.045025][ T32] INFO: task kworker/0:891:6121 blocked for more than 474 seconds. [ 1348.045073][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.045132][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.045158][ T32] task:kworker/0:891 state:D stack:0 pid:6121 tgid:6121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.045352][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.045428][ T32] Call trace: [ 1348.045494][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.045574][ T32] r10:8291a684 r9:ecc9dd84 r8:00000002 r7:60000013 r6:ecc9dd8c r5:85936c00 [ 1348.045687][ T32] r4:85936c00 [ 1348.045713][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.045786][ T32] r5:85936c00 r4:8291a680 [ 1348.045810][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.045851][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.045894][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc9de08 [ 1348.045993][ T32] r4:00000000 [ 1348.046015][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.046053][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.046088][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.046128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c0f40 [ 1348.046150][ T32] r4:00000000 [ 1348.046227][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.046274][ T32] r9:83018005 r8:85936c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1348.046310][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.046369][ T32] r5:00001000 r4:ec9b7000 [ 1348.046402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.046444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.046485][ T32] r5:8598ef8c r4:8598ec00 [ 1348.046535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.046614][ T32] r7:dddced80 r6:83018000 r5:8598ef8c r4:857dd100 [ 1348.046645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.046694][ T32] r10:61c88647 r9:85936c00 r8:857dd12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.046716][ T32] r4:857dd100 [ 1348.046736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1348.046993][ T32] Exception stack(0xecc9dfb0 to 0xecc9dff8) ** 6 printk messages dropped ** [ 1348.047719][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1348.063533][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 15 printk messages dropped ** [ 1348.064320][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1348.065077][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.065133][ T32] r10:8291a684 r9:eccb1d84 r8:00000002 r7:60000113 r6:eccb1d8c r5:85936000 [ 1348.065158][ T32] r4:85936000 [ 1348.065179][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.065222][ T32] r5:85936000 r4:8291a680 [ 1348.065242][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.065313][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.065362][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb1e08 [ 1348.065386][ T32] r4:00000000 [ 1348.065405][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.065454][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.065492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.065533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717d80 [ 1348.065827][ T32] r4:00000000 [ 1348.065853][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.065899][ T32] r9:83018005 r8:85936000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1348.065923][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.065997][ T32] r5:00001000 r4:ecca3000 [ 1348.066020][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.066087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.066133][ T32] r5:8598f38c r4:8598f000 [ 1348.066153][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.066200][ T32] r7:dddced80 r6:83018000 r5:8598f38c r4:857dd180 [ 1348.066220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.066266][ T32] r10:61c88647 r9:85936000 r8:857dd1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.066290][ T32] r4:857dd180 [ 1348.066309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.066525][ T32] r10:00000000 r9:857dd180 r8:80287e08 r7:ecc3de60 r6:85716f80 r5:85936000 [ 1348.066560][ T32] r4:00000001 [ 1348.066580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.066620][ T32] Exception stack(0xeccb1fb0 to 0xeccb1ff8) [ 1348.066655][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.066686][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.066747][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.066786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.066851][ T32] r4:85717e40 [ 1348.067268][ T32] INFO: task kworker/0:892:6124 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.067304][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.067403][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.067527][ T32] Call trace: [ 1348.067609][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.067673][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 2 printk messages dropped ** [ 1348.067758][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1348.068007][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1348.086337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1348.087011][ T32] r5:84be0b8c r4:84be0800 ** 5 printk messages dropped ** [ 1348.087245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1348.087754][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.094863][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.095474][ T32] r5:85933000 r4:8291a680 ** 5 printk messages dropped ** [ 1348.095840][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1348.096394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.096578][ T32] r5:8598f78c r4:8598f400 ** 4 printk messages dropped ** [ 1348.096922][ T32] r4:857dd200 ** 4 printk messages dropped ** [ 1348.097070][ T32] Exception stack(0xeccbdfb0 to 0xeccbdff8) ** 6 printk messages dropped ** [ 1348.098180][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1348.112700][ T32] 1d20: b1232000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.112735][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.112762][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.112932][ T32] r5:800f0013 r4:80239bb0 [ 1348.112984][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.113040][ T32] r4:82ac21e4 [ 1348.113119][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.113229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.113257][ T32] r4:e05c1dc0 [ 1348.113280][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.113349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.113395][ T32] r4:00000000 [ 1348.113417][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.113465][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.113488][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.113530][ T32] r5:00001000 r4:dfd53000 [ 1348.113551][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.113635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.113718][ T32] r5:84be0b8c r4:84be0800 [ 1348.113899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.114027][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.114056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.114106][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.114129][ T32] r4:84bb2000 [ 1348.114150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.114239][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.114361][ T32] r4:00000001 [ 1348.114387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.114458][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.114582][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.114624][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.114807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.114840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.114866][ T32] r4:84ba8980 [ 1348.114890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1348.115192][ T32] task:kworker/0:894 state:D stack:0 pid:6128 tgid:6128 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.115965][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.116547][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.116671][ T32] r5:8599038c r4:85990000 [ 1348.116697][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.116743][ T32] r7:dddced80 r6:83018000 r5:8599038c r4:857dd280 [ 1348.116791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.116842][ T32] r10:61c88647 r9:85938000 r8:857dd2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.116988][ T32] r4:857dd280 [ 1348.117013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.117059][ T32] r10:00000000 r9:857dd280 r8:80287e08 r7:ecc3de60 r6:857f6080 r5:85938000 [ 1348.117081][ T32] r4:00000001 [ 1348.117178][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.117217][ T32] Exception stack(0xeca1dfb0 to 0xeca1dff8) [ 1348.117294][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.117350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.117408][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.117439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.117462][ T32] r4:857f2100 [ 1348.117881][ T32] INFO: task kworker/0:894:6128 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.117918][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.138777][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.139056][ T32] Call trace: [ 1348.139100][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.139169][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.139196][ T32] r4:00000000 [ 1348.139299][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.139407][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.139445][ T32] 1d20: b155a000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.139569][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.139613][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.139648][ T32] r5:800f0013 r4:80239bb0 [ 1348.139673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.139722][ T32] r4:82ac21e4 [ 1348.139744][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.139790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.139815][ T32] r4:e05c1dc0 [ 1348.139835][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.139916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.139968][ T32] r4:00000000 [ 1348.140059][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.140117][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.140177][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.140243][ T32] r5:00001000 r4:dfd53000 [ 1348.140299][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1348.140756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1348.141250][ T32] r4:84ba8980 ** 7 printk messages dropped ** [ 1348.141860][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1348.142354][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca21e08 [ 1348.142426][ T32] r4:00000000 [ 1348.142448][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.142485][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.142549][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.142672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2100 [ 1348.142700][ T32] r4:00000000 [ 1348.142721][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.142766][ T32] r9:83018005 r8:85938c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1348.142830][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.142931][ T32] r5:00001000 r4:eab8d000 [ 1348.142971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.143030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.143075][ T32] r5:8598ff8c r4:8598fc00 [ 1348.143095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.143142][ T32] r7:dddced80 r6:83018000 r5:8598ff8c r4:857dd300 [ 1348.143163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.143210][ T32] r10:61c88647 r9:85938c00 r8:857dd32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.143233][ T32] r4:857dd300 [ 1348.143264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.143313][ T32] r10:00000000 r9:857dd300 r8:80287e08 r7:eca1de60 r6:857f6100 r5:85938c00 [ 1348.143336][ T32] r4:00000001 [ 1348.143469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.143509][ T32] Exception stack(0xeca21fb0 to 0xeca21ff8) [ 1348.143587][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.143655][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.143694][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.143727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.143750][ T32] r4:857f2100 [ 1348.144246][ T32] INFO: task kworker/0:895:6129 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.144465][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.144542][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.144592][ T32] Call trace: [ 1348.144705][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1348.145408][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1348.145994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1348.146827][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1348.147191][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1348.147570][ T32] INFO: task kworker/0:896:6133 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1348.148121][ T32] r4:85939800 ** 4 printk messages dropped ** [ 1348.166125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccade08 ** 7 printk messages dropped ** [ 1348.166460][ T32] r9:83018005 r8:85939800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 ** 5 printk messages dropped ** [ 1348.166702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.167280][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.181695][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1348.182110][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.182331][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.182825][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 4 printk messages dropped ** [ 1348.183081][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.183108][ T32] r4:00000001 [ 1348.183156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.183197][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.183224][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.183281][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.183350][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.183382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.183416][ T32] r4:84ba8980 [ 1348.183441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.183471][ T32] INFO: task kworker/0:897:6134 blocked for more than 474 seconds. [ 1348.183505][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.183572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.183615][ T32] task:kworker/0:897 state:D stack:0 pid:6134 tgid:6134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.183693][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.183767][ T32] Call trace: [ 1348.183803][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.183862][ T32] r10:8291a684 r9:eca29d84 r8:00000002 r7:60000113 r6:eca29d8c r5:8593a400 [ 1348.183889][ T32] r4:8593a400 [ 1348.183910][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.183952][ T32] r5:8593a400 r4:8291a680 [ 1348.183972][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.184010][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.184071][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca29e08 [ 1348.184155][ T32] r4:00000000 [ 1348.184199][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.184240][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.184275][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.184343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2680 [ 1348.184371][ T32] r4:00000000 [ 1348.184420][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.184503][ T32] r9:83018005 r8:8593a400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1348.184529][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.184573][ T32] r5:00001000 r4:eb5d1000 [ 1348.184593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.184721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.184797][ T32] r5:8599078c r4:85990400 [ 1348.184822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.184869][ T32] r7:dddced80 r6:83018000 r5:8599078c r4:857dd400 [ 1348.184890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.184972][ T32] r10:61c88647 r9:8593a400 r8:857dd42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.185015][ T32] r4:857dd400 [ 1348.185036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.185145][ T32] r10:00000000 r9:857dd400 r8:80287e08 r7:eccade60 r6:857f6200 r5:8593a400 [ 1348.185233][ T32] r4:00000001 [ 1348.185255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.185291][ T32] Exception stack(0xeca29fb0 to 0xeca29ff8) [ 1348.185335][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.185367][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.185400][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.185430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.185501][ T32] r4:857f22c0 [ 1348.185932][ T32] INFO: task kworker/0:897:6134 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.185970][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.186116][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.186199][ T32] Call trace: [ 1348.186290][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.186356][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.186382][ T32] r4:00000000 [ 1348.186411][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.186451][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.186518][ T32] 1d20: b18ff000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.186551][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.186593][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.186628][ T32] r5:800f0013 r4:80239bb0 [ 1348.186678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.186731][ T32] r4:82ac21e4 [ 1348.186752][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.186856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.186911][ T32] r4:e05c1dc0 [ 1348.186935][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.187006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.187034][ T32] r4:00000000 [ 1348.187132][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.187188][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.187213][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.187255][ T32] r5:00001000 r4:dfd53000 [ 1348.187274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.187314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1348.187467][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1348.187904][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1348.188042][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1348.209911][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.210216][ T32] r4:8593b000 ** 4 printk messages dropped ** [ 1348.210614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca69e08 ** 7 printk messages dropped ** [ 1348.210976][ T32] r9:83018005 r8:8593b000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 ** 4 printk messages dropped ** [ 1348.211400][ T32] r5:85992f8c r4:85992c00 ** 2 printk messages dropped ** [ 1348.211591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.212102][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.212129][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.212158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.212181][ T32] r4:857f2580 [ 1348.212648][ T32] INFO: task kworker/0:898:6137 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.212692][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.212753][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.212800][ T32] Call trace: [ 1348.212831][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.212881][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.212905][ T32] r4:00000000 [ 1348.212925][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.212998][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.213033][ T32] 1d20: b1ca5000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.213063][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.213089][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.213161][ T32] r5:800f0013 r4:80239bb0 [ 1348.213214][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.213289][ T32] r4:82ac21e4 [ 1348.213314][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.213393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.213450][ T32] r4:e05c1dc0 [ 1348.213474][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.213519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.213571][ T32] r4:00000000 [ 1348.213595][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.213675][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.213731][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.213777][ T32] r5:00001000 r4:dfd53000 [ 1348.213799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.213839][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.214142][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1348.214462][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.214952][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.215257][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1348.215495][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.215532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.215616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f28c0 [ 1348.215645][ T32] r4:00000000 [ 1348.215666][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.215724][ T32] r9:83018005 r8:8593c800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1348.215750][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.215812][ T32] r5:00001000 r4:eb8f1000 [ 1348.215862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.215905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.215951][ T32] r5:85990f8c r4:85990c00 [ 1348.215972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.216030][ T32] r7:dddced80 r6:83018000 r5:85990f8c r4:857dd500 [ 1348.216101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.216193][ T32] r10:61c88647 r9:8593c800 r8:857dd52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.216220][ T32] r4:857dd500 [ 1348.216241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.216290][ T32] r10:00000000 r9:857dd500 r8:80287e08 r7:eca69e60 r6:857f6300 r5:8593c800 [ 1348.216327][ T32] r4:00000001 [ 1348.216351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.216412][ T32] Exception stack(0xeca71fb0 to 0xeca71ff8) [ 1348.216465][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.216516][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.216544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.216572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.216596][ T32] r4:857f2580 [ 1348.216869][ T32] INFO: task kworker/0:899:6138 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.216934][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.216996][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.217044][ T32] Call trace: [ 1348.217131][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.217188][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.217242][ T32] r4:00000000 [ 1348.217266][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.217344][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 2 printk messages dropped ** [ 1348.217473][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1348.217736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 7 printk messages dropped ** [ 1348.217994][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1348.238545][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 6 printk messages dropped ** [ 1348.238786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1348.239080][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.239494][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1348.239747][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.240066][ T32] r5:00001000 r4:eb943000 ** 2 printk messages dropped ** [ 1348.240229][ T32] r5:8599138c r4:85991000 [ 1348.240288][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.240465][ T32] r10:61c88647 r9:8593bc00 r8:857dd5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.240811][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.241811][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.241988][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1348.242442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.242466][ T32] r4:00000000 [ 1348.242486][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.242533][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.242556][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.242630][ T32] r5:00001000 r4:dfd53000 [ 1348.242654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.242710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.242755][ T32] r5:84be0b8c r4:84be0800 [ 1348.242776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.242824][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.242920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.243001][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.243028][ T32] r4:84bb2000 [ 1348.243050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.243097][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.243120][ T32] r4:00000001 [ 1348.243138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.243175][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.243256][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.243289][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.243397][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.243470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.243533][ T32] r4:84ba8980 [ 1348.243625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.243663][ T32] INFO: task kworker/0:901:6142 blocked for more than 474 seconds. [ 1348.243694][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.243718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.243741][ T32] task:kworker/0:901 state:D stack:0 pid:6142 tgid:6142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.243817][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.243880][ T32] Call trace: [ 1348.243943][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.244032][ T32] r10:8291a684 r9:ecb2dd84 r8:00000002 r7:60000113 r6:ecb2dd8c r5:8593d400 [ 1348.244059][ T32] r4:8593d400 [ 1348.244081][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.244125][ T32] r5:8593d400 r4:8291a680 [ 1348.244144][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.244184][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.244277][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb2de08 [ 1348.244305][ T32] r4:00000000 [ 1348.244325][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.244360][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.244444][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.244502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2b40 [ 1348.244525][ T32] r4:00000000 [ 1348.244596][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.244653][ T32] r9:83018005 r8:8593d400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1348.244676][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.244728][ T32] r5:00001000 r4:eb9d1000 [ 1348.244777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.244822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.244920][ T32] r5:8599178c r4:85991400 [ 1348.244963][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.245014][ T32] r7:dddced80 r6:83018000 r5:8599178c r4:857dd600 [ 1348.245035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.245088][ T32] r10:61c88647 r9:8593d400 r8:857dd62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.245112][ T32] r4:857dd600 [ 1348.245132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.245247][ T32] r10:00000000 r9:857dd600 r8:80287e08 r7:eca69e60 r6:857f6400 r5:8593d400 [ 1348.245301][ T32] r4:00000001 [ 1348.245324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.245368][ T32] Exception stack(0xecb2dfb0 to 0xecb2dff8) [ 1348.245403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.245452][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.245482][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.245511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.245533][ T32] r4:857f2700 [ 1348.245753][ T32] INFO: task kworker/0:901:6142 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.245817][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.245875][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.245921][ T32] Call trace: [ 1348.245950][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.246029][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.246073][ T32] r4:00000000 [ 1348.246096][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.246193][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.246314][ T32] 1d20: b1ca5000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.246379][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.246412][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.246437][ T32] r5:800f0013 r4:80239bb0 [ 1348.246459][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.246500][ T32] r4:82ac21e4 [ 1348.246547][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.246609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.246636][ T32] r4:e05c1dc0 [ 1348.246662][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.246705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.246789][ T32] r4:00000000 [ 1348.246813][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.246902][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.246937][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.247093][ T32] r5:00001000 r4:dfd53000 [ 1348.247204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.247249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.247403][ T32] r5:84be0b8c r4:84be0800 [ 1348.247429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.247480][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.247502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.247660][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.247729][ T32] r4:84bb2000 [ 1348.247753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.247802][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.247825][ T32] r4:00000001 [ 1348.247845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.247908][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.247939][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.247968][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.248052][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.248114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.248212][ T32] r4:84ba8980 [ 1348.279126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.279208][ T32] INFO: task kworker/0:902:6144 blocked for more than 474 seconds. [ 1348.279252][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.279309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.279340][ T32] task:kworker/0:902 state:D stack:0 pid:6144 tgid:6144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.279446][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.279582][ T32] Call trace: [ 1348.279634][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.279706][ T32] r10:8291a684 r9:eccc1d84 r8:00000002 r7:60000113 r6:eccc1d8c r5:8593e000 [ 1348.279763][ T32] r4:8593e000 [ 1348.279797][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.279844][ T32] r5:8593e000 r4:8291a680 [ 1348.279902][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.279949][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.280023][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc1e08 [ 1348.280106][ T32] r4:00000000 [ 1348.280188][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.280245][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.280332][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.280429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2e40 [ 1348.280460][ T32] r4:00000000 [ 1348.280509][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.280569][ T32] r9:83018005 r8:8593e000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1348.280628][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.280679][ T32] r5:00001000 r4:ebafb000 [ 1348.280733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.280779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.280823][ T32] r5:85991f8c r4:85991c00 [ 1348.280844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.280904][ T32] r7:dddced80 r6:83018000 r5:85991f8c r4:857dd680 [ 1348.280930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.280979][ T32] r10:61c88647 r9:8593e000 r8:857dd6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.281030][ T32] r4:857dd680 [ 1348.281061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.281111][ T32] r10:00000000 r9:857dd680 r8:80287e08 r7:eca69e60 r6:857f6480 r5:8593e000 [ 1348.281163][ T32] r4:00000001 [ 1348.281186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.281239][ T32] Exception stack(0xeccc1fb0 to 0xeccc1ff8) [ 1348.281271][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.281334][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.281457][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.281492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.281517][ T32] r4:857f2940 [ 1348.281934][ T32] INFO: task kworker/0:902:6144 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.281971][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.282040][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.282089][ T32] Call trace: [ 1348.282121][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.282202][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.282237][ T32] r4:00000000 [ 1348.282260][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.282302][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.282359][ T32] 1d20: b2359000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.282441][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.282470][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.282502][ T32] r5:800f0013 r4:80239bb0 [ 1348.282524][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.282567][ T32] r4:82ac21e4 [ 1348.282588][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.282686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.282714][ T32] r4:e05c1dc0 [ 1348.282763][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.282816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.282839][ T32] r4:00000000 [ 1348.282887][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.282946][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.282970][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.283072][ T32] r5:00001000 r4:dfd53000 [ 1348.283097][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.283139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.283209][ T32] r5:84be0b8c r4:84be0800 [ 1348.283233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.283282][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.283561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.283636][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.283663][ T32] r4:84bb2000 [ 1348.283683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.283731][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.283755][ T32] r4:00000001 [ 1348.283776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.283812][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.283838][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.283865][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.283899][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.283929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.284012][ T32] r4:84ba8980 [ 1348.284037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.284120][ T32] INFO: task kworker/0:903:6147 blocked for more than 474 seconds. [ 1348.284154][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.284178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.284201][ T32] task:kworker/0:903 state:D stack:0 pid:6147 tgid:6147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.284247][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.284317][ T32] Call trace: [ 1348.284352][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.284446][ T32] r10:8291a684 r9:eccc9d84 r8:00000002 r7:60000113 r6:eccc9d8c r5:84891800 [ 1348.284490][ T32] r4:84891800 [ 1348.284513][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.284557][ T32] r5:84891800 r4:8291a680 [ 1348.284595][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.284643][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.284703][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc9e08 [ 1348.284729][ T32] r4:00000000 [ 1348.284781][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.284882][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.284945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.285027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2f80 [ 1348.285062][ T32] r4:00000000 [ 1348.285083][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.285131][ T32] r9:83018005 r8:84891800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1348.285155][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.285225][ T32] r5:00001000 r4:ebb51000 [ 1348.285249][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.285333][ T32] r5:8599238c r4:85992000 [ 1348.285402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.285485][ T32] r7:dddced80 r6:83018000 r5:8599238c r4:857dd700 [ 1348.285537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.285605][ T32] r10:61c88647 r9:84891800 r8:857dd72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.285635][ T32] r4:857dd700 [ 1348.285660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.285736][ T32] r10:00000000 r9:857dd700 r8:80287e08 r7:eca69e60 r6:857f6500 r5:84891800 [ 1348.285763][ T32] r4:00000001 [ 1348.285811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.285905][ T32] Exception stack(0xeccc9fb0 to 0xeccc9ff8) [ 1348.285937][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.285968][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.285995][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.286025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.286048][ T32] r4:857f2940 [ 1348.286414][ T32] INFO: task kworker/0:903:6147 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.286492][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.286556][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.286634][ T32] Call trace: [ 1348.286673][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.286725][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.286761][ T32] r4:00000000 [ 1348.286785][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.286826][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.286868][ T32] 1d20: b2359000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 4 printk messages dropped ** [ 1348.287111][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.287350][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.287634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1348.288104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.312454][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1348.313011][ T32] r4:84890c00 ** 5 printk messages dropped ** [ 1348.313397][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.313587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f2b80 ** 7 printk messages dropped ** [ 1348.313870][ T32] r5:8599278c r4:85992400 [ 1348.313918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.314043][ T32] r7:dddced80 r6:83018000 r5:8599278c r4:857dd780 ** 1 printk messages dropped ** [ 1348.314180][ T32] r10:61c88647 r9:84890c00 r8:857dd7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1348.314648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1348.315511][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1348.315866][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.316084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1348.316822][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 4 printk messages dropped ** [ 1348.317061][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 9 printk messages dropped ** [ 1348.317437][ T32] INFO: task kworker/0:905:6151 blocked for more than 474 seconds. ** 3 printk messages dropped ** [ 1348.317660][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.317887][ T32] Call trace: [ 1348.317989][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.318059][ T32] r10:8291a684 r9:ec979d84 r8:00000002 r7:60000113 r6:ec979d8c r5:8592ec00 [ 1348.318257][ T32] r4:8592ec00 [ 1348.325712][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.325832][ T32] r5:8592ec00 r4:8291a680 [ 1348.325861][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.325938][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.326045][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec979e08 [ 1348.326101][ T32] r4:00000000 [ 1348.326125][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.326190][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.326234][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.326278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478fe00 [ 1348.326300][ T32] r4:00000000 [ 1348.326319][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.326393][ T32] r9:83018005 r8:8592ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1348.326449][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.326528][ T32] r5:00001000 r4:ebbd5000 [ 1348.326554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.326596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.326670][ T32] r5:85992b8c r4:85992800 [ 1348.326703][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.326752][ T32] r7:dddced80 r6:83018000 r5:85992b8c r4:857dd800 [ 1348.326777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.326825][ T32] r10:61c88647 r9:8592ec00 r8:857dd82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.326849][ T32] r4:857dd800 [ 1348.326901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.326951][ T32] r10:00000000 r9:857dd800 r8:80287e08 r7:eca69e60 r6:857dd880 r5:8592ec00 [ 1348.326974][ T32] r4:00000001 [ 1348.327020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.327063][ T32] Exception stack(0xec979fb0 to 0xec979ff8) [ 1348.327093][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.327152][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.327220][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.327254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.327279][ T32] r4:857f2f40 [ 1348.327734][ T32] INFO: task kworker/0:905:6151 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.327778][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.327888][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.327970][ T32] Call trace: [ 1348.328017][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.328159][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.345091][ T32] r4:00000000 [ 1348.345179][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.345302][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.345371][ T32] 1d20: b2814000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.345462][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.345528][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.345587][ T32] r5:800f0013 r4:80239bb0 [ 1348.345636][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.345725][ T32] r4:82ac21e4 [ 1348.345778][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.345917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.345977][ T32] r4:e05c1dc0 [ 1348.346023][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.346117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.346187][ T32] r4:00000000 [ 1348.346266][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.346372][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.346432][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1348.346562][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1348.347310][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1348.347936][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1348.363763][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.364443][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1348.364896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c9cc0 ** 7 printk messages dropped ** [ 1348.365468][ T32] r5:8599338c r4:85993000 ** 2 printk messages dropped ** [ 1348.365662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1348.366105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1348.367535][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.368010][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1348.379333][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.379749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1348.380457][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1348.380897][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1348.381315][ T32] INFO: task kworker/0:907:6155 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1348.381993][ T32] r4:85916000 [ 1348.382061][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.382147][ T32] r5:85916000 r4:8291a680 [ 1348.382210][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.382311][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.382409][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec959e08 [ 1348.382482][ T32] r4:00000000 [ 1348.382531][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.382635][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.382721][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.382805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85810280 [ 1348.382858][ T32] r4:00000000 [ 1348.382903][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.383006][ T32] r9:83018005 r8:85916000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.383057][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.383138][ T32] r5:00001000 r4:ec685000 [ 1348.383178][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.383251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.383327][ T32] r5:85993b8c r4:85993800 [ 1348.383367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.383457][ T32] r7:dddced80 r6:83018000 r5:85993b8c r4:857dda80 [ 1348.383499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.383615][ T32] r10:61c88647 r9:85916000 r8:857ddaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.383662][ T32] r4:857dda80 [ 1348.383719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.383826][ T32] r10:00000000 r9:857dda80 r8:80287e08 r7:eccd5e60 r6:857ddb00 r5:85916000 [ 1348.383879][ T32] r4:00000001 [ 1348.383918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.384007][ T32] Exception stack(0xec959fb0 to 0xec959ff8) [ 1348.384082][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.384169][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.384229][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.384308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.384360][ T32] r4:857c9cc0 [ 1348.385041][ T32] INFO: task kworker/0:907:6155 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.385114][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.385276][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.385412][ T32] Call trace: [ 1348.385527][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.385633][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.385690][ T32] r4:00000000 [ 1348.385732][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.385810][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.385877][ T32] 1d20: b2a58000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.385949][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.386002][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.386063][ T32] r5:800f0013 r4:80239bb0 [ 1348.386145][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.386259][ T32] r4:82ac21e4 [ 1348.386329][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.386469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.386511][ T32] r4:e05c1dc0 [ 1348.386547][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.386647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.386689][ T32] r4:00000000 [ 1348.386723][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.386797][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.386840][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.386911][ T32] r5:00001000 r4:dfd53000 [ 1348.386945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.387009][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.387080][ T32] r5:84be0b8c r4:84be0800 [ 1348.387113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.387245][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.387286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.387365][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.387411][ T32] r4:84bb2000 [ 1348.387445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.387521][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.387584][ T32] r4:00000001 [ 1348.387620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1348.387760][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.411263][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.411934][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1348.412794][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.413067][ T32] r5:8599378c r4:85993400 ** 3 printk messages dropped ** [ 1348.413399][ T32] r10:61c88647 r9:8591e000 r8:857dda2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1348.414130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1348.415386][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1348.416161][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1348.416343][ T32] r4:e05c1dc0 ** 8 printk messages dropped ** [ 1348.416999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.417677][ T32] r4:00000001 [ 1348.417725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.417818][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.417894][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.417945][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.417989][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.418038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.418077][ T32] r4:84ba8980 [ 1348.418193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.438817][ T32] INFO: task kworker/0:909:6160 blocked for more than 474 seconds. [ 1348.438914][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.438957][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.439013][ T32] task:kworker/0:909 state:D stack:0 pid:6160 tgid:6160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.439135][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.439268][ T32] Call trace: [ 1348.439325][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.439425][ T32] r10:8291a684 r9:ecce1d84 r8:00000002 r7:60000013 r6:ecce1d8c r5:8504e000 [ 1348.439495][ T32] r4:8504e000 [ 1348.439534][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.439631][ T32] r5:8504e000 r4:8291a680 [ 1348.439670][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.439734][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.439804][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce1e08 [ 1348.439841][ T32] r4:00000000 [ 1348.439872][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.439931][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.439992][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.440060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858107c0 [ 1348.440130][ T32] r4:00000000 [ 1348.440191][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.440353][ T32] r9:83018005 r8:8504e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1348.440405][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.440476][ T32] r5:00001000 r4:ec88d000 [ 1348.440530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.440599][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.440700][ T32] r5:8599878c r4:85998400 [ 1348.440768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.440850][ T32] r7:dddced80 r6:83018000 r5:8599878c r4:857ddc00 [ 1348.440885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.441010][ T32] r10:61c88647 r9:8504e000 r8:857ddc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.441067][ T32] r4:857ddc00 [ 1348.441103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.441180][ T32] r10:00000000 r9:857ddc00 r8:80287e08 r7:ec959e60 r6:857ddc80 r5:8504e000 [ 1348.441223][ T32] r4:00000001 [ 1348.441258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.441320][ T32] Exception stack(0xecce1fb0 to 0xecce1ff8) [ 1348.441366][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.441423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.441467][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.441516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.441553][ T32] r4:85810140 [ 1348.442233][ T32] INFO: task kworker/0:909:6160 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.442306][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.442477][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.442589][ T32] Call trace: [ 1348.442681][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.442787][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.442843][ T32] r4:00000000 [ 1348.442879][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.442944][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.442990][ T32] 1d20: b2de1000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.443037][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.443078][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.443116][ T32] r5:800f0013 r4:80239bb0 [ 1348.443182][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.443251][ T32] r4:82ac21e4 [ 1348.443285][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.443353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.443394][ T32] r4:e05c1dc0 [ 1348.443451][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.443573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.443634][ T32] r4:00000000 [ 1348.443709][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.443791][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.443828][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.443912][ T32] r5:00001000 r4:dfd53000 [ 1348.443962][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.444040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.444109][ T32] r5:84be0b8c r4:84be0800 [ 1348.444171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.444286][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.444396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.444479][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.444516][ T32] r4:84bb2000 [ 1348.444575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1348.444748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1348.445113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1348.445413][ T32] task:kworker/0:910 state:D stack:0 pid:6161 tgid:6161 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.446001][ T32] r5:859e0000 r4:8291a680 ** 2 printk messages dropped ** [ 1348.446166][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce5e08 ** 2 printk messages dropped ** [ 1348.446357][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.446431][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.446501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85810540 [ 1348.446540][ T32] r4:00000000 [ 1348.446575][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.446650][ T32] r9:83018005 r8:859e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1348.446790][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.446974][ T32] r5:00001000 r4:ec7a3000 [ 1348.447034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.447147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.447283][ T32] r5:85993f8c r4:85993c00 [ 1348.447343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.447488][ T32] r7:dddced80 r6:83018000 r5:85993f8c r4:857ddd00 [ 1348.447608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.447752][ T32] r10:61c88647 r9:859e0000 r8:857ddd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.447808][ T32] r4:857ddd00 [ 1348.447853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.447957][ T32] r10:00000000 r9:857ddd00 r8:80287e08 r7:ecce1e60 r6:857ddd80 r5:859e0000 [ 1348.448029][ T32] r4:00000001 [ 1348.448075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.471147][ T32] Exception stack(0xecce5fb0 to 0xecce5ff8) [ 1348.471260][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.471331][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.471431][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.471506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.471614][ T32] r4:85810140 [ 1348.472285][ T32] INFO: task kworker/0:910:6161 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.472364][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.472498][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.472639][ T32] Call trace: [ 1348.472911][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.473018][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.473065][ T32] r4:00000000 [ 1348.473133][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.473207][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.473260][ T32] 1d20: b3038000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.473311][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.473357][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.473403][ T32] r5:800f0013 r4:80239bb0 [ 1348.473439][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.473565][ T32] r4:82ac21e4 [ 1348.473604][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.473678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.473716][ T32] r4:e05c1dc0 [ 1348.473750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.473821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.473860][ T32] r4:00000000 [ 1348.473894][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.474001][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.474101][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.474184][ T32] r5:00001000 r4:dfd53000 [ 1348.474221][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.474300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.474400][ T32] r5:84be0b8c r4:84be0800 [ 1348.474468][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.474552][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.474616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.474702][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.474777][ T32] r4:84bb2000 [ 1348.474903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.475027][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.475085][ T32] r4:00000001 [ 1348.475119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.475179][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.475223][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1348.475409][ T32] r4:84ba8980 ** 2 printk messages dropped ** [ 1348.475590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1348.475911][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1348.476213][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1348.476590][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1348.476971][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.477447][ T32] r5:8599b78c r4:8599b400 [ 1348.477543][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.477774][ T32] r10:61c88647 r9:859e0c00 r8:857f662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1348.478082][ T32] r10:00000000 r9:857f6600 r8:80287e08 r7:ec955e60 r6:857dde00 r5:859e0c00 [ 1348.508946][ T32] r4:00000001 [ 1348.509113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.509232][ T32] Exception stack(0xeccedfb0 to 0xeccedff8) [ 1348.509318][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.509384][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.509447][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.509515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.509569][ T32] r4:857f89c0 [ 1348.510244][ T32] INFO: task kworker/1:600:6162 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.510347][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.510687][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.510847][ T32] Call trace: [ 1348.510953][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.511046][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.511084][ T32] r4:00000000 [ 1348.511117][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.511179][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.511224][ T32] 1d20: b339c000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.511301][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.511371][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.511444][ T32] r5:800f0013 r4:80239bb0 [ 1348.511481][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.511593][ T32] r4:82ac21e4 [ 1348.511632][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.511718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.511758][ T32] r4:e05c1dc0 [ 1348.511792][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.511859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.511895][ T32] r4:00000000 [ 1348.511951][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.512043][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.512089][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.512205][ T32] r5:00001000 r4:dfd53000 [ 1348.512276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.512407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.512498][ T32] r5:84be0b8c r4:84be0800 [ 1348.512539][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.512645][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.512713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.512797][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.512833][ T32] r4:84bb2000 [ 1348.512889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.512994][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.513034][ T32] r4:00000001 [ 1348.513078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.513148][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.513201][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.513263][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.513338][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.513451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.513508][ T32] r4:84ba8980 [ 1348.513554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.513645][ T32] INFO: task kworker/0:911:6165 blocked for more than 475 seconds. [ 1348.513742][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.513799][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.513856][ T32] task:kworker/0:911 state:D stack:0 pid:6165 tgid:6165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.513998][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.514146][ T32] Call trace: [ 1348.514231][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.514333][ T32] r10:8291a684 r9:ecce9d84 r8:00000002 r7:60000113 r6:ecce9d8c r5:859e1800 [ 1348.514411][ T32] r4:859e1800 [ 1348.514467][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.514552][ T32] r5:859e1800 r4:8291a680 [ 1348.514585][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.514650][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.514719][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce9e08 [ 1348.514755][ T32] r4:00000000 [ 1348.514786][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.514894][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.514983][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.515080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85810680 [ 1348.515131][ T32] r4:00000000 [ 1348.515175][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.515277][ T32] r9:83018005 r8:859e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1348.515325][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.515415][ T32] r5:00001000 r4:ec7bd000 [ 1348.515455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.515524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.515643][ T32] r5:8599838c r4:85998000 [ 1348.515686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.515772][ T32] r7:dddced80 r6:83018000 r5:8599838c r4:857dde80 [ 1348.515838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.515930][ T32] r10:61c88647 r9:859e1800 r8:857ddeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.515974][ T32] r4:857dde80 [ 1348.516012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.516132][ T32] r10:00000000 r9:857dde80 r8:80287e08 r7:ecce1e60 r6:857ddf00 r5:859e1800 [ 1348.516183][ T32] r4:00000001 [ 1348.516222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.516295][ T32] Exception stack(0xecce9fb0 to 0xecce9ff8) [ 1348.516343][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.516397][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.516458][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.516508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.516568][ T32] r4:858103c0 [ 1348.517015][ T32] INFO: task kworker/0:911:6165 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.517069][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.517199][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.517276][ T32] Call trace: [ 1348.517401][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.517516][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.517557][ T32] r4:00000000 [ 1348.517612][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.517680][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.517726][ T32] 1d20: b339c000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.517795][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.517871][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.517913][ T32] r5:800f0013 r4:80239bb0 [ 1348.517959][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.518033][ T32] r4:82ac21e4 [ 1348.518065][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.518184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.538875][ T32] r4:e05c1dc0 [ 1348.538946][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.539057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.539095][ T32] r4:00000000 [ 1348.539128][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.539203][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.539263][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.539341][ T32] r5:00001000 r4:dfd53000 [ 1348.539376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.539474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.539586][ T32] r5:84be0b8c r4:84be0800 [ 1348.539623][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.539707][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.539743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.539847][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.539888][ T32] r4:84bb2000 [ 1348.539934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.540013][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.540051][ T32] r4:00000001 [ 1348.540106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.540173][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.540221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.540313][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.540406][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.540460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.540497][ T32] r4:84ba8980 [ 1348.540537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.540583][ T32] INFO: task kworker/0:912:6167 blocked for more than 475 seconds. [ 1348.540636][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.540699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.540762][ T32] task:kworker/0:912 state:D stack:0 pid:6167 tgid:6167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.540944][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.541053][ T32] Call trace: [ 1348.541132][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.541239][ T32] r10:8291a684 r9:eccf5d84 r8:00000002 r7:60000113 r6:eccf5d8c r5:859e2400 [ 1348.541280][ T32] r4:859e2400 [ 1348.541314][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.541448][ T32] r5:859e2400 r4:8291a680 [ 1348.541608][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.541679][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.541750][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccf5e08 [ 1348.541799][ T32] r4:00000000 [ 1348.541933][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.542021][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.542105][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.542183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85810900 [ 1348.542227][ T32] r4:00000000 [ 1348.542265][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.542346][ T32] r9:83018005 r8:859e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1348.542423][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.542536][ T32] r5:00001000 r4:ec9c5000 [ 1348.542582][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.542661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.542738][ T32] r5:85998b8c r4:85998800 [ 1348.542776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.542860][ T32] r7:dddced80 r6:83018000 r5:85998b8c r4:857ddf80 [ 1348.542903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.543008][ T32] r10:61c88647 r9:859e2400 r8:857ddfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.543064][ T32] r4:857ddf80 [ 1348.543108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.543205][ T32] r10:00000000 r9:857ddf80 r8:80287e08 r7:ecce1e60 r6:85824000 r5:859e2400 [ 1348.543252][ T32] r4:00000001 [ 1348.543306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.543398][ T32] Exception stack(0xeccf5fb0 to 0xeccf5ff8) [ 1348.543461][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.543520][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.543628][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.543687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.543747][ T32] r4:85810640 [ 1348.544411][ T32] INFO: task kworker/0:912:6167 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.544489][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.544598][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.544711][ T32] Call trace: [ 1348.544831][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.544956][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.545017][ T32] r4:00000000 [ 1348.545056][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.545162][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.545234][ T32] 1d20: b33fa000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.545286][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.545328][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.545367][ T32] r5:800f0013 r4:80239bb0 [ 1348.545407][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.545483][ T32] r4:82ac21e4 [ 1348.545519][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.545587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.545648][ T32] r4:e05c1dc0 [ 1348.545685][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.545757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.545804][ T32] r4:00000000 [ 1348.545846][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.545956][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.546021][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.546108][ T32] r5:00001000 r4:dfd53000 [ 1348.546173][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.546254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.546331][ T32] r5:84be0b8c r4:84be0800 [ 1348.546369][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.546490][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.546537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.546626][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.546673][ T32] r4:84bb2000 [ 1348.546709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.546798][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.546842][ T32] r4:00000001 [ 1348.546879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.546958][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.547012][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.547091][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.547152][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.547214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.547301][ T32] r4:84ba8980 [ 1348.547366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.547450][ T32] INFO: task kworker/0:913:6169 blocked for more than 475 seconds. [ 1348.547514][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.547605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.547652][ T32] task:kworker/0:913 state:D stack:0 pid:6169 tgid:6169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.547741][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.547826][ T32] Call trace: [ 1348.547952][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.548049][ T32] r10:8291a684 r9:eccf9d84 r8:00000002 r7:60000113 r6:eccf9d8c r5:859e3000 [ 1348.548161][ T32] r4:859e3000 [ 1348.577537][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.577725][ T32] r5:859e3000 r4:8291a680 [ 1348.577775][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.577868][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.577976][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccf9e08 [ 1348.578029][ T32] r4:00000000 [ 1348.578066][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.589194][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.589409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.589489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85810d80 [ 1348.589529][ T32] r4:00000000 [ 1348.589581][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.589667][ T32] r9:83018005 r8:859e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1348.589728][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.589808][ T32] r5:00001000 r4:eca15000 [ 1348.589841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.589939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.590047][ T32] r5:8599978c r4:85999400 [ 1348.590141][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.590225][ T32] r7:dddced80 r6:83018000 r5:8599978c r4:85824080 [ 1348.590278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.590361][ T32] r10:61c88647 r9:859e3000 r8:858240ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.590404][ T32] r4:85824080 [ 1348.590439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.590532][ T32] r10:00000000 r9:85824080 r8:80287e08 r7:eccf5e60 r6:85824100 r5:859e3000 [ 1348.590573][ T32] r4:00000001 [ 1348.590607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.590670][ T32] Exception stack(0xeccf9fb0 to 0xeccf9ff8) [ 1348.590751][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.590832][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.590879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.590955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.591010][ T32] r4:85810780 ** 1 printk messages dropped ** [ 1348.591810][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.592648][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1348.593105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 12 printk messages dropped ** [ 1348.593910][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1348.594136][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 3 printk messages dropped ** [ 1348.594366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.594410][ T32] r4:84ba8980 [ 1348.594468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.594516][ T32] INFO: task kworker/0:914:6170 blocked for more than 475 seconds. [ 1348.594619][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.594666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.594700][ T32] task:kworker/0:914 state:D stack:0 pid:6170 tgid:6170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.594772][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.594852][ T32] Call trace: [ 1348.594938][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.595016][ T32] r10:8291a684 r9:eccfdd84 r8:00000002 r7:60000013 r6:eccfdd8c r5:859e3c00 [ 1348.595065][ T32] r4:859e3c00 [ 1348.595101][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.595169][ T32] r5:859e3c00 r4:8291a680 [ 1348.595203][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.595263][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.595330][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccfde08 [ 1348.595365][ T32] r4:00000000 [ 1348.595431][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.595534][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.595615][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.595686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85810780 [ 1348.595740][ T32] r4:00000000 [ 1348.595776][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.595849][ T32] r9:83018005 r8:859e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.595883][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.595950][ T32] r5:00001000 r4:ec9e9000 [ 1348.596018][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.596085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.596152][ T32] r5:85998f8c r4:85998c00 [ 1348.596242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.596375][ T32] r7:dddced80 r6:83018000 r5:85998f8c r4:85824180 [ 1348.596451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.596532][ T32] r10:61c88647 r9:859e3c00 r8:858241ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.596597][ T32] r4:85824180 [ 1348.596634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.596726][ T32] r10:00000000 r9:85824180 r8:80287e08 r7:eccf9e60 r6:85824200 r5:859e3c00 [ 1348.596766][ T32] r4:00000001 [ 1348.596829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.596948][ T32] Exception stack(0xeccfdfb0 to 0xeccfdff8) [ 1348.596993][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.597040][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.597126][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.597203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.597242][ T32] r4:858109c0 [ 1348.597739][ T32] INFO: task kworker/0:914:6170 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.597813][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.597927][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.598021][ T32] Call trace: [ 1348.598164][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.618647][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.618717][ T32] r4:00000000 [ 1348.618754][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.618846][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.618896][ T32] 1d20: b3cbc000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.618943][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.618985][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.619024][ T32] r5:800f0013 r4:80239bb0 [ 1348.619073][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1348.619401][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1348.619971][ T32] r5:00001000 r4:dfd53000 ** 4 printk messages dropped ** [ 1348.620339][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 6 printk messages dropped ** [ 1348.620696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1348.621086][ T32] INFO: task kworker/0:915:6174 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1348.621737][ T32] r5:859e5400 r4:8291a680 ** 5 printk messages dropped ** [ 1348.622038][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.622744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.623093][ T32] r10:61c88647 r9:859e5400 r8:858242ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.623534][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.624680][ T32] Call trace: [ 1348.624763][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.624849][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.624886][ T32] r4:00000000 [ 1348.624919][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.624992][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.625048][ T32] 1d20: b3cbc000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.625115][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.625160][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.625218][ T32] r5:800f0013 r4:80239bb0 [ 1348.625255][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.625318][ T32] r4:82ac21e4 [ 1348.625351][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.625423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.625460][ T32] r4:e05c1dc0 [ 1348.625493][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.625559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.625608][ T32] r4:00000000 [ 1348.625678][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.625758][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.625804][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.625875][ T32] r5:00001000 r4:dfd53000 [ 1348.625929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.625996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.626084][ T32] r5:84be0b8c r4:84be0800 [ 1348.626127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.626202][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.626238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.626314][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.626349][ T32] r4:84bb2000 [ 1348.626380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.626459][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.626494][ T32] r4:00000001 [ 1348.626525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.626580][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.626623][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.626670][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.626713][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.626775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.626822][ T32] r4:84ba8980 [ 1348.626867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.626908][ T32] INFO: task kworker/0:916:6175 blocked for more than 475 seconds. [ 1348.626951][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.626987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.627021][ T32] task:kworker/0:916 state:D stack:0 pid:6175 tgid:6175 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.627498][ T32] r5:859e6000 r4:8291a680 ** 3 printk messages dropped ** [ 1348.627723][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.628009][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.652847][ T32] r5:85999b8c r4:85999800 [ 1348.652886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1348.653026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.653435][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.654233][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.654533][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1348.654881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 5 printk messages dropped ** [ 1348.655092][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.655146][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.655221][ T32] r5:00001000 r4:dfd53000 [ 1348.655251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.655294][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.655335][ T32] r5:84be0b8c r4:84be0800 [ 1348.655354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.655435][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.655462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.655517][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.655577][ T32] r4:84bb2000 [ 1348.655632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.655725][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.655750][ T32] r4:00000001 [ 1348.655769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.655806][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.655832][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.655903][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.655949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.655993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.656029][ T32] r4:84ba8980 [ 1348.656054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.656084][ T32] INFO: task kworker/0:917:6177 blocked for more than 475 seconds. ** 5 printk messages dropped ** [ 1348.656351][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1348.656813][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.657233][ T32] r5:8599a78c r4:8599a400 ** 1 printk messages dropped ** [ 1348.657299][ T32] r7:dddced80 r6:83018000 r5:8599a78c r4:85824480 ** 6 printk messages dropped ** [ 1348.657604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1348.668833][ T32] Call trace: ** 10 printk messages dropped ** [ 1348.669324][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.669477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 17 printk messages dropped ** [ 1348.670091][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 7 printk messages dropped ** [ 1348.670356][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1348.670783][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd0de08 ** 5 printk messages dropped ** [ 1348.670976][ T32] r4:00000000 [ 1348.670994][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.671079][ T32] r9:83018005 r8:859e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1348.671105][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.671168][ T32] r5:00001000 r4:eca5d000 [ 1348.671192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.671252][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.671297][ T32] r5:85999f8c r4:85999c00 [ 1348.671317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.671361][ T32] r7:dddced80 r6:83018000 r5:85999f8c r4:85824580 [ 1348.671381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.671453][ T32] r10:61c88647 r9:859e8000 r8:858245ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.671480][ T32] r4:85824580 [ 1348.671499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.671596][ T32] r10:00000000 r9:85824580 r8:80287e08 r7:ecd09e60 r6:85824600 r5:859e8000 [ 1348.671653][ T32] r4:00000001 [ 1348.671702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.671774][ T32] Exception stack(0xecd0dfb0 to 0xecd0dff8) [ 1348.671813][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.671842][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.671904][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.671987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.672015][ T32] r4:8582c140 [ 1348.672471][ T32] INFO: task kworker/0:918:6178 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.672517][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.672645][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.672711][ T32] Call trace: [ 1348.672741][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.672795][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.672817][ T32] r4:00000000 [ 1348.672837][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.672892][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.672924][ T32] 1d20: b4279000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.672996][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.673051][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.673101][ T32] r5:800f0013 r4:80239bb0 [ 1348.673150][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.673194][ T32] r4:82ac21e4 [ 1348.673214][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.673257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.673296][ T32] r4:e05c1dc0 [ 1348.673319][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.673361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.673393][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.673528][ T32] r5:00001000 r4:dfd53000 ** 9 printk messages dropped ** [ 1348.673878][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 21 printk messages dropped ** [ 1348.674654][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 14 printk messages dropped ** [ 1348.675319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.675574][ T32] r4:85824680 [ 1348.675615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.675673][ T32] r10:00000000 r9:85824680 r8:80287e08 r7:ecd09e60 r6:85824700 r5:859e8c00 [ 1348.675696][ T32] r4:00000001 [ 1348.675715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.675750][ T32] Exception stack(0xecd01fb0 to 0xecd01ff8) [ 1348.675775][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.675815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.675846][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.675894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.675941][ T32] r4:8582c300 [ 1348.676136][ T32] INFO: task kworker/0:919:6181 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.676169][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.676222][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.676281][ T32] Call trace: [ 1348.676313][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.676365][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.676388][ T32] r4:00000000 [ 1348.676433][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.676487][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.676526][ T32] 1d20: b4279000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.676558][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.676583][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.676609][ T32] r5:800f0013 r4:80239bb0 [ 1348.676629][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.676674][ T32] r4:82ac21e4 [ 1348.676695][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.676737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.676759][ T32] r4:e05c1dc0 [ 1348.676778][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.676838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.676884][ T32] r4:00000000 [ 1348.676907][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.676975][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.677007][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.677084][ T32] r5:00001000 r4:dfd53000 [ 1348.677106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.677145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.677187][ T32] r5:84be0b8c r4:84be0800 [ 1348.677229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.677302][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.677351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.677445][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.677484][ T32] r4:84bb2000 [ 1348.677506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.677563][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.677588][ T32] r4:00000001 [ 1348.677607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.677670][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1348.677826][ T32] r4:84ba8980 ** 7 printk messages dropped ** [ 1348.702017][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1348.702372][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd15e08 ** 7 printk messages dropped ** [ 1348.702668][ T32] r9:83018005 r8:859e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 ** 4 printk messages dropped ** [ 1348.702900][ T32] r5:8599ab8c r4:8599a800 [ 1348.702955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.703239][ T32] r10:00000000 r9:85824780 r8:80287e08 r7:ecd09e60 r6:85824800 r5:859e9800 ** 8 printk messages dropped ** [ 1348.704078][ T32] INFO: task kworker/0:920:6183 is blocked on a mutex likely owned by task kworker/1:204:3660. ** 11 printk messages dropped ** [ 1348.704680][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1348.704894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1348.705352][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1348.705650][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 7 printk messages dropped ** [ 1348.705958][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1348.706258][ T32] r5:859eb000 r4:8291a680 ** 5 printk messages dropped ** [ 1348.706496][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.706950][ T32] r5:8599af8c r4:8599ac00 [ 1348.706970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1348.707263][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.707574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1348.726678][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.726735][ T32] r4:00000000 [ 1348.726760][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.726825][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.726858][ T32] 1d20: b47f3000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.726887][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.726913][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.726938][ T32] r5:800f0013 r4:80239bb0 [ 1348.726958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.727001][ T32] r4:82ac21e4 [ 1348.727022][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.727064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.727087][ T32] r4:e05c1dc0 [ 1348.727106][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.727160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.727188][ T32] r4:00000000 [ 1348.727209][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.727256][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.727279][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.727324][ T32] r5:00001000 r4:dfd53000 [ 1348.727344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.727391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.727444][ T32] r5:84be0b8c r4:84be0800 [ 1348.727465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.727511][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.727533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.727643][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.727669][ T32] r4:84bb2000 [ 1348.727691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.727753][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.727784][ T32] r4:00000001 [ 1348.727806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.727842][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.727869][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.727897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.727962][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.727996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.728018][ T32] r4:84ba8980 [ 1348.728042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.728072][ T32] INFO: task kworker/0:922:6186 blocked for more than 475 seconds. [ 1348.728150][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.738800][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.738849][ T32] task:kworker/0:922 state:D stack:0 pid:6186 tgid:6186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.738917][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.739012][ T32] Call trace: [ 1348.739072][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.739160][ T32] r10:8291a684 r9:ecd1dd84 r8:00000002 r7:60000113 r6:ecd1dd8c r5:859ebc00 [ 1348.739191][ T32] r4:859ebc00 [ 1348.739215][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.739263][ T32] r5:859ebc00 r4:8291a680 [ 1348.739286][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.739341][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.739398][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd1de08 [ 1348.739425][ T32] r4:00000000 [ 1348.739446][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.739484][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.739525][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.739641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582c6c0 [ 1348.739692][ T32] r4:00000000 [ 1348.739737][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.739807][ T32] r9:83018005 r8:859ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1348.739831][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.740013][ T32] r5:8599bf8c r4:8599bc00 [ 1348.740035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.740288][ T32] r4:85824980 ** 6 printk messages dropped ** [ 1348.740546][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.741328][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 10 printk messages dropped ** [ 1348.741695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1348.742214][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1348.742533][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1348.742888][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1348.743085][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.743406][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1348.743966][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1348.744128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.744329][ T32] r10:00000000 r9:85824a80 r8:80287e08 r7:ecd1de60 r6:85824b00 r5:859ed400 [ 1348.744353][ T32] r4:00000001 [ 1348.744382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.744459][ T32] Exception stack(0xecd21fb0 to 0xecd21ff8) [ 1348.744491][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.744520][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.744546][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.744575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.744597][ T32] r4:8582c980 [ 1348.744842][ T32] INFO: task kworker/0:923:6189 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.744877][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.744950][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.745014][ T32] Call trace: [ 1348.745078][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.745149][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.745182][ T32] r4:00000000 [ 1348.745204][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.745279][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.745314][ T32] 1d20: b4c8a000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.745349][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.745383][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.745475][ T32] r5:800f0013 r4:80239bb0 [ 1348.745500][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.745541][ T32] r4:82ac21e4 [ 1348.745561][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.745603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.745629][ T32] r4:e05c1dc0 [ 1348.745675][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.745721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.745745][ T32] r4:00000000 [ 1348.745765][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.745810][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.745855][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.745926][ T32] r5:00001000 r4:dfd53000 [ 1348.745973][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.746017][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.746059][ T32] r5:84be0b8c r4:84be0800 [ 1348.746097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.746155][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.746177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.746223][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.746246][ T32] r4:84bb2000 [ 1348.746264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.746310][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.746334][ T32] r4:00000001 [ 1348.746354][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.746400][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.746426][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.746455][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.746484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.746546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.746606][ T32] r4:84ba8980 [ 1348.746637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.746688][ T32] INFO: task kworker/0:924:6190 blocked for more than 475 seconds. [ 1348.746721][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.746745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.746790][ T32] task:kworker/0:924 state:D stack:0 pid:6190 tgid:6190 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.747168][ T32] r5:84893c00 r4:8291a680 ** 5 printk messages dropped ** [ 1348.747394][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.747765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.747809][ T32] r5:8599bb8c r4:8599b800 [ 1348.747830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.748045][ T32] r10:00000000 r9:85824b80 r8:80287e08 r7:ecd1de60 r6:857f6680 r5:84893c00 ** 8 printk messages dropped ** [ 1348.771699][ T32] INFO: task kworker/0:924:6190 is blocked on a mutex likely owned by task kworker/1:204:3660. ** 8 printk messages dropped ** [ 1348.772199][ T32] 1d20: b50e0000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 7 printk messages dropped ** [ 1348.772543][ T32] r4:e05c1dc0 ** 5 printk messages dropped ** [ 1348.772797][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1348.773211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1348.773447][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.773686][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.773911][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1348.774341][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 ** 4 printk messages dropped ** [ 1348.774598][ T32] r5:859a438c r4:859a4000 ** 3 printk messages dropped ** [ 1348.774774][ T32] r10:61c88647 r9:84894800 r8:85824c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1348.775138][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.775811][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1348.776212][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.776387][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.776659][ T32] r5:84be0b8c r4:84be0800 ** 3 printk messages dropped ** [ 1348.776827][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.776895][ T32] r4:84bb2000 [ 1348.776990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.777045][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.777099][ T32] r4:00000001 [ 1348.777122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.777179][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.777246][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.777309][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.777363][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.777398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.777421][ T32] r4:84ba8980 [ 1348.777470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.777499][ T32] INFO: task kworker/0:926:6196 blocked for more than 475 seconds. [ 1348.777559][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.777591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.777614][ T32] task:kworker/0:926 state:D stack:0 pid:6196 tgid:6196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.777760][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.777805][ T32] Call trace: [ 1348.777843][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.777891][ T32] r10:8291a684 r9:ecd29d84 r8:00000002 r7:60000113 r6:ecd29d8c r5:859ec800 [ 1348.777914][ T32] r4:859ec800 [ 1348.777968][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.778078][ T32] r5:859ec800 r4:8291a680 [ 1348.778134][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.794568][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.794670][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd29e08 [ 1348.794696][ T32] r4:00000000 [ 1348.794718][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.794757][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.794886][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.794943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858370c0 [ 1348.794999][ T32] r4:00000000 [ 1348.795029][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.795081][ T32] r9:83018005 r8:859ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f013000 [ 1348.795105][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.795176][ T32] r5:00001000 r4:dfae3000 [ 1348.795203][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.795245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.795289][ T32] r5:859a478c r4:859a4400 [ 1348.795309][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.795357][ T32] r7:dddced80 r6:83018000 r5:859a478c r4:85824c80 [ 1348.795421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.795473][ T32] r10:61c88647 r9:859ec800 r8:85824cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.795496][ T32] r4:85824c80 [ 1348.795569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.795644][ T32] r10:00000000 r9:85824c80 r8:80287e08 r7:ecd19e60 r6:85824d00 r5:859ec800 [ 1348.795673][ T32] r4:00000001 [ 1348.795693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.795757][ T32] Exception stack(0xecd29fb0 to 0xecd29ff8) [ 1348.795809][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.795875][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.795905][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.795934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.795957][ T32] r4:85837000 [ 1348.796401][ T32] INFO: task kworker/0:926:6196 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.796446][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.796547][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.796625][ T32] Call trace: [ 1348.796670][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.796738][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.796767][ T32] r4:00000000 [ 1348.796788][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.796842][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.796874][ T32] 1d20: b50e0000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.796903][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.796939][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.796977][ T32] r5:800f0013 r4:80239bb0 [ 1348.797025][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.797084][ T32] r4:82ac21e4 [ 1348.797108][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.797152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.797200][ T32] r4:e05c1dc0 [ 1348.797223][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.797265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.797334][ T32] r4:00000000 [ 1348.797361][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.797427][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.797453][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.797498][ T32] r5:00001000 r4:dfd53000 [ 1348.797518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.797557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.797601][ T32] r5:84be0b8c r4:84be0800 [ 1348.797622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.797673][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.797720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1348.797820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1348.810477][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1348.810803][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.811211][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.811729][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.811936][ T32] r5:859a4b8c r4:859a4800 [ 1348.812004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.812061][ T32] r7:dddced80 r6:83018000 r5:859a4b8c r4:85824d80 [ 1348.812090][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.812156][ T32] r10:61c88647 r9:859eec00 r8:85824dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.812182][ T32] r4:85824d80 [ 1348.812203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.812253][ T32] r10:00000000 r9:85824d80 r8:80287e08 r7:ecd29e60 r6:85824e00 r5:859eec00 [ 1348.812307][ T32] r4:00000001 [ 1348.812356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.812412][ T32] Exception stack(0xecd2dfb0 to 0xecd2dff8) [ 1348.812484][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.812604][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.812639][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.812682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.812709][ T32] r4:85837240 [ 1348.813138][ T32] INFO: task kworker/0:927:6198 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.813200][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.813261][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.813308][ T32] Call trace: [ 1348.813354][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.813437][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.813466][ T32] r4:00000000 [ 1348.813487][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.813527][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.813580][ T32] 1d20: b55a6000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.813614][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.813645][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.813669][ T32] r5:800f0013 r4:80239bb0 [ 1348.813690][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.813742][ T32] r4:82ac21e4 [ 1348.813795][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.813841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.813864][ T32] r4:e05c1dc0 [ 1348.813945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.813991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.814015][ T32] r4:00000000 [ 1348.814035][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.814102][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.814160][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.814206][ T32] r5:00001000 r4:dfd53000 [ 1348.814227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.814269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.814310][ T32] r5:84be0b8c r4:84be0800 [ 1348.814330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.814399][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.814482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.814540][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.814564][ T32] r4:84bb2000 [ 1348.814583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.814633][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.814658][ T32] r4:00000001 [ 1348.814678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.814713][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.814740][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.814768][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.814796][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.814848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.814888][ T32] r4:84ba8980 [ 1348.814926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.814955][ T32] INFO: task kworker/0:928:6201 blocked for more than 475 seconds. [ 1348.814987][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.815011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.815032][ T32] task:kworker/0:928 state:D stack:0 pid:6201 tgid:6201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.815082][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.815130][ T32] Call trace: [ 1348.815163][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.815241][ T32] r10:8291a684 r9:eba39d84 r8:00000002 r7:60000113 r6:eba39d8c r5:859ee000 [ 1348.815269][ T32] r4:859ee000 [ 1348.815290][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.815348][ T32] r5:859ee000 r4:8291a680 [ 1348.815372][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.815433][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.815480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba39e08 [ 1348.815523][ T32] r4:00000000 [ 1348.815600][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.815676][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.815756][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.815802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858374c0 [ 1348.815826][ T32] r4:00000000 [ 1348.815847][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.815891][ T32] r9:83018005 r8:859ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1348.815914][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.815956][ T32] r5:00001000 r4:eaddd000 [ 1348.815977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.816017][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.816082][ T32] r5:859a4f8c r4:859a4c00 [ 1348.816107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.816155][ T32] r7:dddced80 r6:83018000 r5:859a4f8c r4:85824e80 [ 1348.816181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.816230][ T32] r10:61c88647 r9:859ee000 r8:85824eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.816253][ T32] r4:85824e80 [ 1348.816305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.816381][ T32] r10:00000000 r9:85824e80 r8:80287e08 r7:ecd2de60 r6:85824f00 r5:859ee000 [ 1348.816414][ T32] r4:00000001 [ 1348.816434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.816471][ T32] Exception stack(0xeba39fb0 to 0xeba39ff8) [ 1348.816534][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.816571][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.816611][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1348.816927][ T32] INFO: task kworker/0:928:6201 is blocked on a mutex likely owned by task kworker/1:204:3660. ** 2 printk messages dropped ** [ 1348.817449][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.817865][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 1 printk messages dropped ** [ 1348.818131][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 5 printk messages dropped ** [ 1348.841447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.841479][ T32] r4:e05c1dc0 [ 1348.841502][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.841547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.841569][ T32] r4:00000000 [ 1348.841589][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.841639][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.841680][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.841756][ T32] r5:00001000 r4:dfd53000 [ 1348.841781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.841823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.841882][ T32] r5:84be0b8c r4:84be0800 [ 1348.841930][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.842018][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.842055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.842109][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.842133][ T32] r4:84bb2000 [ 1348.842153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.842199][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.842247][ T32] r4:00000001 [ 1348.842271][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.842309][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.842336][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.842364][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.842414][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.842462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.842487][ T32] r4:84ba8980 [ 1348.842526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.842560][ T32] INFO: task kworker/0:929:6202 blocked for more than 475 seconds. [ 1348.842594][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.842618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.842646][ T32] task:kworker/0:929 state:D stack:0 pid:6202 tgid:6202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.842721][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.842767][ T32] Call trace: [ 1348.842799][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.842852][ T32] r10:8291a684 r9:ec945d84 r8:00000002 r7:60000013 r6:ec945d8c r5:859ea400 [ 1348.842876][ T32] r4:859ea400 [ 1348.842896][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.842939][ T32] r5:859ea400 r4:8291a680 [ 1348.842959][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.843029][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.843091][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec945e08 [ 1348.843115][ T32] r4:00000000 [ 1348.843134][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.843168][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.843203][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.843244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85837840 [ 1348.843266][ T32] r4:00000000 [ 1348.843287][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.843330][ T32] r9:83018005 r8:859ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1348.843353][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.843403][ T32] r5:00001000 r4:eb57b000 [ 1348.843424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.843463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.843504][ T32] r5:859a578c r4:859a5400 [ 1348.843523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.843633][ T32] r7:dddced80 r6:83018000 r5:859a578c r4:85824f80 [ 1348.843660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.843709][ T32] r10:61c88647 r9:859ea400 r8:85824fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.843757][ T32] r4:85824f80 [ 1348.843782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.843839][ T32] r10:00000000 r9:85824f80 r8:80287e08 r7:eba39e60 r6:844dc000 r5:859ea400 [ 1348.843865][ T32] r4:00000001 [ 1348.843886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.843922][ T32] Exception stack(0xec945fb0 to 0xec945ff8) [ 1348.843948][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.843976][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.844019][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.844051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.844073][ T32] r4:85837340 [ 1348.844508][ T32] INFO: task kworker/0:929:6202 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.844551][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.844640][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.844687][ T32] Call trace: [ 1348.844716][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.844795][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.844867][ T32] r4:00000000 [ 1348.844892][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.844934][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.844962][ T32] 1d20: b5ac4000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.844992][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.845029][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.845057][ T32] r5:800f0013 r4:80239bb0 [ 1348.845079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.845119][ T32] r4:82ac21e4 [ 1348.845139][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.845180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.845203][ T32] r4:e05c1dc0 [ 1348.845222][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.845288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.845315][ T32] r4:00000000 [ 1348.845335][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.845386][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.845408][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.845451][ T32] r5:00001000 r4:dfd53000 [ 1348.845472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.845510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.845552][ T32] r5:84be0b8c r4:84be0800 [ 1348.845598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.845651][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.845674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.845720][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.845763][ T32] r4:84bb2000 [ 1348.845785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.845832][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 3 printk messages dropped ** [ 1348.845938][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.845965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.845990][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.846019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.846042][ T32] r4:84ba8980 [ 1348.846062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.846085][ T32] INFO: task kworker/0:930:6203 blocked for more than 475 seconds. [ 1348.846114][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.846136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.846157][ T32] task:kworker/0:930 state:D stack:0 pid:6203 tgid:6203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.846230][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.846300][ T32] Call trace: [ 1348.846332][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.846385][ T32] r10:8291a684 r9:ecbcdd84 r8:00000002 r7:60000013 r6:ecbcdd8c r5:859f0000 [ 1348.846435][ T32] r4:859f0000 [ 1348.846460][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.846512][ T32] r5:859f0000 r4:8291a680 [ 1348.846532][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.846593][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.846638][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbcde08 [ 1348.846676][ T32] r4:00000000 [ 1348.846698][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.846806][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.846848][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.846890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85837680 [ 1348.846928][ T32] r4:00000000 [ 1348.846977][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.847050][ T32] r9:83018005 r8:859f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1348.847102][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.847150][ T32] r5:00001000 r4:eb469000 [ 1348.847203][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.847247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.847289][ T32] r5:859a538c r4:859a5000 [ 1348.847310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.847385][ T32] r7:dddced80 r6:83018000 r5:859a538c r4:844dc080 [ 1348.847413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.847461][ T32] r10:61c88647 r9:859f0000 r8:844dc0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.847535][ T32] r4:844dc080 [ 1348.847607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.847682][ T32] r10:00000000 r9:844dc080 r8:80287e08 r7:ec945e60 r6:844dc100 r5:859f0000 [ 1348.847737][ T32] r4:00000001 [ 1348.847759][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.847796][ T32] Exception stack(0xecbcdfb0 to 0xecbcdff8) [ 1348.847822][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.847852][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.847880][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.847939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.847965][ T32] r4:858375c0 [ 1348.859085][ T32] INFO: task kworker/0:930:6203 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.859208][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.859310][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.859388][ T32] Call trace: [ 1348.859440][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.859500][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.859525][ T32] r4:00000000 [ 1348.859587][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.859647][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.859680][ T32] 1d20: b5ac4000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.859727][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.859809][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.859841][ T32] r5:800f0013 r4:80239bb0 [ 1348.859891][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.859943][ T32] r4:82ac21e4 [ 1348.859964][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.860007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.860030][ T32] r4:e05c1dc0 [ 1348.860051][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.860094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.860119][ T32] r4:00000000 [ 1348.860140][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.860187][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.860223][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.860274][ T32] r5:00001000 r4:dfd53000 [ 1348.860298][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.860357][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.860419][ T32] r5:84be0b8c r4:84be0800 [ 1348.860463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.860520][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.860556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.860611][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.860639][ T32] r4:84bb2000 [ 1348.860691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.860750][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.860782][ T32] r4:00000001 [ 1348.860806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.860869][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.860917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.860951][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.861029][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.861069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.861122][ T32] r4:84ba8980 [ 1348.861152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.861193][ T32] INFO: task kworker/0:931:6206 blocked for more than 475 seconds. [ 1348.861233][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.861258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.861306][ T32] task:kworker/0:931 state:D stack:0 pid:6206 tgid:6206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.861393][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.861445][ T32] Call trace: [ 1348.861538][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.861591][ T32] r10:8291a684 r9:ecc01d84 r8:00000002 r7:60000113 r6:ecc01d8c r5:859f1800 [ 1348.861614][ T32] r4:859f1800 [ 1348.861638][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.861681][ T32] r5:859f1800 r4:8291a680 [ 1348.861702][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.861743][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.861810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc01e08 [ 1348.861862][ T32] r4:00000000 [ 1348.861885][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.861946][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.861994][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.862087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85837d40 [ 1348.862114][ T32] r4:00000000 [ 1348.862140][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.862215][ T32] r9:83018005 r8:859f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1348.862268][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.862316][ T32] r5:00001000 r4:eba4d000 [ 1348.862361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.862464][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.862518][ T32] r5:859a5f8c r4:859a5c00 [ 1348.862561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.862631][ T32] r7:dddced80 r6:83018000 r5:859a5f8c r4:844dc180 [ 1348.862657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.862705][ T32] r10:61c88647 r9:859f1800 r8:844dc1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.862747][ T32] r4:844dc180 [ 1348.862798][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.862849][ T32] r10:00000000 r9:844dc180 r8:80287e08 r7:ec945e60 r6:844dc200 r5:859f1800 [ 1348.862875][ T32] r4:00000001 [ 1348.862895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.862947][ T32] Exception stack(0xecc01fb0 to 0xecc01ff8) [ 1348.863009][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.863041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.863068][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.863097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.863119][ T32] r4:858376c0 [ 1348.863494][ T32] INFO: task kworker/0:931:6206 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.863537][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.863641][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.863692][ T32] Call trace: [ 1348.863739][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.863792][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.863817][ T32] r4:00000000 [ 1348.863837][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.863877][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.863928][ T32] 1d20: b5ac4000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.863961][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.863987][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.864024][ T32] r5:800f0013 r4:80239bb0 [ 1348.864060][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.864112][ T32] r4:82ac21e4 [ 1348.864133][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.864189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.864220][ T32] r4:e05c1dc0 [ 1348.864253][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.864325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.864367][ T32] r4:00000000 [ 1348.864427][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.864478][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.864502][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.864544][ T32] r5:00001000 r4:dfd53000 [ 1348.864563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.864601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.864647][ T32] r5:84be0b8c r4:84be0800 [ 1348.864668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.864722][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.864746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.864808][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.864859][ T32] r4:84bb2000 [ 1348.864893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.864943][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.864966][ T32] r4:00000001 [ 1348.864986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.865060][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.865117][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.865158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.865185][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.865214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.865241][ T32] r4:84ba8980 [ 1348.865288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.865360][ T32] INFO: task kworker/0:932:6208 blocked for more than 475 seconds. [ 1348.865400][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.865424][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.865445][ T32] task:kworker/0:932 state:D stack:0 pid:6208 tgid:6208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.865488][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.865555][ T32] Call trace: [ 1348.865659][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.865736][ T32] r10:8291a684 r9:ecc79d84 r8:00000002 r7:60000113 r6:ecc79d8c r5:859f3000 [ 1348.865780][ T32] r4:859f3000 [ 1348.865804][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.865847][ T32] r5:859f3000 r4:8291a680 [ 1348.865867][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.865955][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.866006][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc79e08 [ 1348.866031][ T32] r4:00000000 [ 1348.866050][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.866085][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.866121][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.866163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85837c40 [ 1348.866185][ T32] r4:00000000 [ 1348.866206][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.866249][ T32] r9:83018005 r8:859f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1348.866271][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.866311][ T32] r5:00001000 r4:eb899000 [ 1348.866331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.866368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.866416][ T32] r5:859a5b8c r4:859a5800 [ 1348.866437][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.866483][ T32] r7:dddced80 r6:83018000 r5:859a5b8c r4:844dc280 [ 1348.866504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.866551][ T32] r10:61c88647 r9:859f3000 r8:844dc2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.866628][ T32] r4:844dc280 [ 1348.866655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.866701][ T32] r10:00000000 r9:844dc280 r8:80287e08 r7:ecc01e60 r6:844dc300 r5:859f3000 [ 1348.866724][ T32] r4:00000001 [ 1348.866743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.866777][ T32] Exception stack(0xecc79fb0 to 0xecc79ff8) [ 1348.866804][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.866831][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.866898][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.866931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.866955][ T32] r4:85837980 [ 1348.867177][ T32] INFO: task kworker/0:932:6208 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.867214][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.867286][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.867413][ T32] Call trace: [ 1348.867519][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.867699][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.867730][ T32] r4:00000000 [ 1348.867751][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.867817][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.867849][ T32] 1d20: b5ac4000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.867895][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.867925][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.867974][ T32] r5:800f0013 r4:80239bb0 [ 1348.868003][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.868045][ T32] r4:82ac21e4 [ 1348.868066][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.898927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.899038][ T32] r4:e05c1dc0 [ 1348.899068][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.899145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.899174][ T32] r4:00000000 [ 1348.899205][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.899264][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.899443][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.899506][ T32] r5:00001000 r4:dfd53000 [ 1348.899532][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.899631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.899712][ T32] r5:84be0b8c r4:84be0800 [ 1348.899741][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.899799][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.899848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.899931][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.899960][ T32] r4:84bb2000 [ 1348.900009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.900071][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.900098][ T32] r4:00000001 [ 1348.900137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.900194][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.900241][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.900277][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.900307][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.900353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.900387][ T32] r4:84ba8980 [ 1348.900445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.900487][ T32] INFO: task kworker/1:601:6210 blocked for more than 475 seconds. [ 1348.900524][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.900553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.900578][ T32] task:kworker/1:601 state:D stack:0 pid:6210 tgid:6210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.900696][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.900745][ T32] Call trace: [ 1348.900860][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.901239][ T32] r10:8291a684 r9:ecc09d84 r8:00000002 r7:60000113 r6:ecc09d8c r5:859f0c00 [ 1348.901268][ T32] r4:859f0c00 [ 1348.901289][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.901332][ T32] r5:859f0c00 r4:8291a680 [ 1348.901357][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.901407][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.901450][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc09e08 [ 1348.901485][ T32] r4:00000000 [ 1348.901508][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.901544][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.901591][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.901668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1c40 [ 1348.901694][ T32] r4:00000000 [ 1348.901729][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.901777][ T32] r9:83018205 r8:859f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1348.901801][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.901843][ T32] r5:00001000 r4:ec89d000 [ 1348.901863][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.901980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.902028][ T32] r5:859b1b8c r4:859b1800 [ 1348.902048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.902146][ T32] r7:ddde2d80 r6:83018200 r5:859b1b8c r4:857f6780 [ 1348.902256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.902352][ T32] r10:61c88647 r9:859f0c00 r8:857f67ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.902385][ T32] r4:857f6780 [ 1348.902405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.902452][ T32] r10:00000000 r9:857f6780 r8:80287e08 r7:ec955e60 r6:844dc380 r5:859f0c00 [ 1348.902474][ T32] r4:00000001 [ 1348.902519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.902558][ T32] Exception stack(0xecc09fb0 to 0xecc09ff8) [ 1348.902586][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.902658][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.902689][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.902743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.902769][ T32] r4:857f8fc0 [ 1348.903266][ T32] INFO: task kworker/1:601:6210 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.903304][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.903618][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.903692][ T32] Call trace: [ 1348.903778][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.903861][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.903920][ T32] r4:00000000 [ 1348.903943][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.904037][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.904070][ T32] 1d20: b618e000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.904100][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.904126][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1348.904296][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.904538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1348.904993][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1348.905241][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.905446][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.905767][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.906124][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.906167][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf9e08 [ 1348.906191][ T32] r4:00000000 [ 1348.906212][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.906247][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.906281][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.906352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85837e80 [ 1348.906384][ T32] r4:00000000 [ 1348.906406][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.906477][ T32] r9:83018005 r8:859f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1348.906503][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.906612][ T32] r5:00001000 r4:eba91000 [ 1348.906637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.906678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.906719][ T32] r5:859a638c r4:859a6000 [ 1348.906741][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.906787][ T32] r7:dddced80 r6:83018000 r5:859a638c r4:844dc400 [ 1348.906809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.906890][ T32] r10:61c88647 r9:859f3c00 r8:844dc42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.906930][ T32] r4:844dc400 [ 1348.906955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.907002][ T32] r10:00000000 r9:844dc400 r8:80287e08 r7:ecc01e60 r6:844dc480 r5:859f3c00 [ 1348.907048][ T32] r4:00000001 [ 1348.907071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.907122][ T32] Exception stack(0xecbf9fb0 to 0xecbf9ff8) [ 1348.907151][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.907180][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.907207][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.907393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.907429][ T32] r4:85837b40 [ 1348.907724][ T32] INFO: task kworker/0:933:6212 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.907767][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.907832][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.907903][ T32] Call trace: [ 1348.907937][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.908007][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.908035][ T32] r4:00000000 [ 1348.908055][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.908095][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.908170][ T32] 1d20: b618e000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.931120][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.931214][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.931252][ T32] r5:800f0013 r4:80239bb0 [ 1348.931277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.931341][ T32] r4:82ac21e4 [ 1348.931361][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.931437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.931465][ T32] r4:e05c1dc0 [ 1348.931487][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.931531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.931603][ T32] r4:00000000 [ 1348.931627][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.931675][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.931750][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.931802][ T32] r5:00001000 r4:dfd53000 [ 1348.931829][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.931871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.931914][ T32] r5:84be0b8c r4:84be0800 [ 1348.932065][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.932132][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.932183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.932235][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.932260][ T32] r4:84bb2000 [ 1348.932280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.932381][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.932486][ T32] r4:00000001 [ 1348.932510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1348.932640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1348.933106][ T32] r10:8291a684 r9:ecc99d84 r8:00000002 r7:60000013 r6:ecc99d8c r5:859f4800 ** 5 printk messages dropped ** [ 1348.933369][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc99e08 ** 8 printk messages dropped ** [ 1348.933795][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.933935][ T32] r5:859a6b8c r4:859a6800 ** 3 printk messages dropped ** [ 1348.934133][ T32] r10:61c88647 r9:859f4800 r8:844dc52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1348.934542][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.935353][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1348.935734][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.935966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 8 printk messages dropped ** [ 1348.936467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1348.936857][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1348.937145][ T32] INFO: task kworker/0:935:6216 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1348.937613][ T32] r4:859f5400 ** 5 printk messages dropped ** [ 1348.937845][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.938080][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.961706][ T32] r5:00001000 r4:ebc1b000 ** 2 printk messages dropped ** [ 1348.961886][ T32] r5:859a678c r4:859a6400 ** 1 printk messages dropped ** [ 1348.961963][ T32] r7:dddced80 r6:83018000 r5:859a678c r4:844dc600 [ 1348.961984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.962032][ T32] r10:61c88647 r9:859f5400 r8:844dc62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.962055][ T32] r4:844dc600 [ 1348.962074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.962134][ T32] r10:00000000 r9:844dc600 r8:80287e08 r7:ecc99e60 r6:844dc680 r5:859f5400 [ 1348.962159][ T32] r4:00000001 [ 1348.962180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.962220][ T32] Exception stack(0xecca9fb0 to 0xecca9ff8) [ 1348.962249][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.962279][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.962306][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.962387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.962416][ T32] r4:8582cf80 [ 1348.962858][ T32] INFO: task kworker/0:935:6216 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.962901][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.963037][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.963087][ T32] Call trace: [ 1348.963140][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.963195][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.963218][ T32] r4:00000000 [ 1348.963238][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.963277][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.963333][ T32] 1d20: b695d000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.963368][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.963428][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.963481][ T32] r5:800f0013 r4:80239bb0 [ 1348.963510][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.963602][ T32] r4:82ac21e4 [ 1348.963627][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.963702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.963731][ T32] r4:e05c1dc0 [ 1348.963753][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.963795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.963818][ T32] r4:00000000 [ 1348.963837][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.963882][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.963903][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.963945][ T32] r5:00001000 r4:dfd53000 [ 1348.963965][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.964004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.964045][ T32] r5:84be0b8c r4:84be0800 [ 1348.964066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.964287][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.964326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.964402][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.964448][ T32] r4:84bb2000 [ 1348.964490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.964543][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.964566][ T32] r4:00000001 [ 1348.964586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.964628][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.964669][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.964700][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.964727][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.964756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.964803][ T32] r4:84ba8980 [ 1348.964857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.964895][ T32] INFO: task kworker/0:936:6218 blocked for more than 475 seconds. [ 1348.964975][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.965005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.965041][ T32] task:kworker/0:936 state:D stack:0 pid:6218 tgid:6218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.965091][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.965154][ T32] Call trace: [ 1348.965214][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.965283][ T32] r10:8291a684 r9:eccb9d84 r8:00000002 r7:60000113 r6:eccb9d8c r5:859f6000 [ 1348.965309][ T32] r4:859f6000 [ 1348.965330][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.965372][ T32] r5:859f6000 r4:8291a680 [ 1348.965397][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.965437][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.965480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb9e08 [ 1348.965528][ T32] r4:00000000 [ 1348.965560][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.965597][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.965636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1348.965833][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.966043][ T32] r5:859a6f8c r4:859a6c00 ** 1 printk messages dropped ** [ 1348.966121][ T32] r7:dddced80 r6:83018000 r5:859a6f8c r4:844dc700 ** 5 printk messages dropped ** [ 1348.966453][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.966786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1348.967334][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.967500][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1348.967880][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.975411][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1348.975774][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1348.976042][ T32] INFO: task kworker/0:937:6221 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1348.976738][ T32] r5:859f6c00 r4:8291a680 ** 5 printk messages dropped ** [ 1348.976983][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.977408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.977453][ T32] r5:859a738c r4:859a7000 [ 1348.977474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.977519][ T32] r7:dddced80 r6:83018000 r5:859a738c r4:844dc800 [ 1348.977540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.977586][ T32] r10:61c88647 r9:859f6c00 r8:844dc82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.977629][ T32] r4:844dc800 [ 1348.977687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.977738][ T32] r10:00000000 r9:844dc800 r8:80287e08 r7:eccb9e60 r6:844dc880 r5:859f6c00 [ 1348.977766][ T32] r4:00000001 [ 1348.977787][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.977824][ T32] Exception stack(0xecd31fb0 to 0xecd31ff8) [ 1348.977876][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.977910][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.977939][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.977969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.977992][ T32] r4:84a431c0 [ 1348.994018][ T32] INFO: task kworker/0:937:6221 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1348.994147][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.994228][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.994365][ T32] Call trace: [ 1348.994452][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.994518][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1348.994604][ T32] r4:00000000 [ 1348.994633][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.994682][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1348.994757][ T32] 1d20: b6b7b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1348.994808][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1348.994844][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.994872][ T32] r5:800f0013 r4:80239bb0 [ 1348.994896][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.994943][ T32] r4:82ac21e4 [ 1348.994964][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.995034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1348.995150][ T32] r4:e05c1dc0 [ 1348.995207][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.995273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1348.995301][ T32] r4:00000000 [ 1348.995323][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.995404][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.995461][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.995534][ T32] r5:00001000 r4:dfd53000 [ 1348.995612][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.995659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.995706][ T32] r5:84be0b8c r4:84be0800 [ 1348.995762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.995815][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1348.995840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.995889][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.995913][ T32] r4:84bb2000 [ 1348.995955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.996006][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1348.996031][ T32] r4:00000001 [ 1348.996052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.996089][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1348.996118][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.996235][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.996376][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.996417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.996445][ T32] r4:84ba8980 [ 1348.996481][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.996515][ T32] INFO: task kworker/0:938:6222 blocked for more than 475 seconds. [ 1348.996549][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.996658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.996684][ T32] task:kworker/0:938 state:D stack:0 pid:6222 tgid:6222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.996784][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.996831][ T32] Call trace: [ 1348.996879][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.996954][ T32] r10:8291a684 r9:ecd35d84 r8:00000002 r7:60000113 r6:ecd35d8c r5:859f2400 [ 1348.996999][ T32] r4:859f2400 [ 1348.997024][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.997184][ T32] r5:859f2400 r4:8291a680 [ 1348.997234][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.997288][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.997358][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd35e08 [ 1348.997387][ T32] r4:00000000 [ 1348.997410][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.997448][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.997485][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.997526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a43480 [ 1348.997551][ T32] r4:00000000 [ 1348.997571][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.997615][ T32] r9:83018005 r8:859f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1348.997640][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.997688][ T32] r5:00001000 r4:ec51b000 [ 1348.997710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.997752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.997945][ T32] r5:859a778c r4:859a7400 [ 1348.998149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.008912][ T32] r7:dddced80 r6:83018000 r5:859a778c r4:844dc900 [ 1349.008965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.009068][ T32] r10:61c88647 r9:859f2400 r8:844dc92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.009099][ T32] r4:844dc900 [ 1349.009147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.009207][ T32] r10:00000000 r9:844dc900 r8:80287e08 r7:ecd31e60 r6:844dc980 r5:859f2400 ** 3 printk messages dropped ** [ 1349.009435][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.010491][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.011006][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1349.011608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 1 printk messages dropped ** [ 1349.011707][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.011878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.012049][ T32] r4:00000000 [ 1349.012075][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.012126][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.012150][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.012194][ T32] r5:00001000 r4:dfd53000 [ 1349.012215][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.012388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.012439][ T32] r5:84be0b8c r4:84be0800 [ 1349.012529][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.012584][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.012609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.012678][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.012713][ T32] r4:84bb2000 [ 1349.012750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.012980][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.013049][ T32] r4:00000001 [ 1349.013149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.013199][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.013228][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.013258][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.013286][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.013317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.013366][ T32] r4:84ba8980 [ 1349.013428][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.013477][ T32] INFO: task kworker/0:939:6224 blocked for more than 475 seconds. ** 3 printk messages dropped ** [ 1349.013647][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1349.014109][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.014602][ T32] r5:859a7b8c r4:859a7800 ** 9 printk messages dropped ** [ 1349.015025][ T32] Exception stack(0xecd39fb0 to 0xecd39ff8) ** 13 printk messages dropped ** [ 1349.016065][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 15 printk messages dropped ** [ 1349.016862][ T32] r5:00001000 r4:dfd53000 ** 12 printk messages dropped ** [ 1349.017461][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 13 printk messages dropped ** [ 1349.051803][ T32] r10:8291a684 r9:ecd3dd84 r8:00000002 r7:60000113 r6:ecd3dd8c r5:85128c00 ** 18 printk messages dropped ** [ 1349.052607][ T32] r5:859a7f8c r4:859a7c00 ** 4 printk messages dropped ** [ 1349.052808][ T32] r4:844dcb00 ** 11 printk messages dropped ** [ 1349.053615][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1349.054713][ T32] r5:00001000 r4:dfd53000 ** 12 printk messages dropped ** [ 1349.055348][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 1 printk messages dropped ** [ 1349.055413][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.055461][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.055493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.055516][ T32] r4:84ba8980 [ 1349.055537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.055622][ T32] INFO: task kworker/0:941:6228 blocked for more than 475 seconds. [ 1349.055674][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.055700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.055721][ T32] task:kworker/0:941 state:D stack:0 pid:6228 tgid:6228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.055816][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.055863][ T32] Call trace: [ 1349.055913][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.055987][ T32] r10:8291a684 r9:ecd41d84 r8:00000002 r7:60000013 r6:ecd41d8c r5:85129800 [ 1349.056015][ T32] r4:85129800 [ 1349.056070][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.056119][ T32] r5:85129800 r4:8291a680 ** 2 printk messages dropped ** [ 1349.056256][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd41e08 ** 12 printk messages dropped ** [ 1349.056830][ T32] r5:859b038c r4:859b0000 [ 1349.056849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.056895][ T32] r7:dddced80 r6:83018000 r5:859b038c r4:844dcc00 [ 1349.056925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.056981][ T32] r10:61c88647 r9:85129800 r8:844dcc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.057005][ T32] r4:844dcc00 [ 1349.057024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.057068][ T32] r10:00000000 r9:844dcc00 r8:80287e08 r7:ecd3de60 r6:844dcc80 r5:85129800 [ 1349.057090][ T32] r4:00000001 [ 1349.057119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.057157][ T32] Exception stack(0xecd41fb0 to 0xecd41ff8) [ 1349.057183][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.057222][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.057251][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1349.057598][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1349.066049][ T32] r5:84be0b8c r4:84be0800 ** 9 printk messages dropped ** [ 1349.066448][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 14 printk messages dropped ** [ 1349.067095][ T32] r4:8512a400 ** 8 printk messages dropped ** [ 1349.067486][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1349.067884][ T32] r5:859b078c r4:859b0400 ** 9 printk messages dropped ** [ 1349.081298][ T32] Exception stack(0xecd45fb0 to 0xecd45ff8) ** 11 printk messages dropped ** [ 1349.082338][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1349.082759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 14 printk messages dropped ** [ 1349.083369][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.083399][ T32] r4:84bb2000 [ 1349.083440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.083499][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.083566][ T32] r4:00000001 [ 1349.083593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.083682][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.083712][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.083740][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.083765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.083817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.083865][ T32] r4:84ba8980 [ 1349.083889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.083929][ T32] INFO: task kworker/0:943:6232 blocked for more than 475 seconds. [ 1349.083984][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.084013][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.084035][ T32] task:kworker/0:943 state:D stack:0 pid:6232 tgid:6232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.084101][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.084167][ T32] Call trace: [ 1349.084227][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.084278][ T32] r10:8291a684 r9:ecd49d84 r8:00000002 r7:60000113 r6:ecd49d8c r5:8512b000 [ 1349.084301][ T32] r4:8512b000 [ 1349.084389][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.084496][ T32] r5:8512b000 r4:8291a680 [ 1349.084523][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.084568][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.084612][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd49e08 [ 1349.084661][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1349.084722][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.085277][ T32] r5:859b138c r4:859b1000 ** 10 printk messages dropped ** [ 1349.085776][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1349.087056][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 18 printk messages dropped ** [ 1349.088002][ T32] r4:84bb2000 ** 9 printk messages dropped ** [ 1349.113930][ T32] r4:84ba8980 ** 13 printk messages dropped ** [ 1349.115050][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1349.116011][ T32] r5:859b0b8c r4:859b0800 [ 1349.116057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.116138][ T32] r7:dddced80 r6:83018000 r5:859b0b8c r4:844dcf00 [ 1349.116174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.116251][ T32] r10:61c88647 r9:8512bc00 r8:844dcf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.116287][ T32] r4:844dcf00 [ 1349.116320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.116396][ T32] r10:00000000 r9:844dcf00 r8:80287e08 r7:ecd49e60 r6:844dcf80 r5:8512bc00 [ 1349.116457][ T32] r4:00000001 [ 1349.116502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.116565][ T32] Exception stack(0xecd4dfb0 to 0xecd4dff8) [ 1349.116630][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.116688][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.116756][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.116826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.116879][ T32] r4:84a43a40 [ 1349.117608][ T32] INFO: task kworker/0:944:6234 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.117708][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.117863][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.118001][ T32] Call trace: [ 1349.118097][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.131032][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.131162][ T32] r4:00000000 [ 1349.131241][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.131349][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.131428][ T32] 1d20: b7fe1000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.131483][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.131526][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.131639][ T32] r5:800f0013 r4:80239bb0 [ 1349.131709][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.131784][ T32] r4:82ac21e4 [ 1349.131817][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.131886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.131945][ T32] r4:e05c1dc0 [ 1349.131998][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.132083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.132131][ T32] r4:00000000 [ 1349.132181][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.132286][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.132375][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.132484][ T32] r5:00001000 r4:dfd53000 [ 1349.132538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.132628][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.132755][ T32] r5:84be0b8c r4:84be0800 [ 1349.132869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.132975][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.133041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.133170][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.133238][ T32] r4:84bb2000 [ 1349.133303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.133424][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.133550][ T32] r4:00000001 [ 1349.133611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.133702][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.133787][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.133856][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.133960][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.134086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.134158][ T32] r4:84ba8980 [ 1349.134223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.134288][ T32] INFO: task kworker/0:945:6236 blocked for more than 475 seconds. [ 1349.134401][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.134472][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.134530][ T32] task:kworker/0:945 state:D stack:0 pid:6236 tgid:6236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.134685][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.134785][ T32] Call trace: [ 1349.134860][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.134957][ T32] r10:8291a684 r9:ecd51d84 r8:00000002 r7:60000113 r6:ecd51d8c r5:8512c800 [ 1349.135015][ T32] r4:8512c800 [ 1349.135062][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.135150][ T32] r5:8512c800 r4:8291a680 [ 1349.135218][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.135326][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.135449][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd51e08 [ 1349.135501][ T32] r4:00000000 [ 1349.135602][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.135696][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.135825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.135928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a43d80 [ 1349.136004][ T32] r4:00000000 [ 1349.136068][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.136169][ T32] r9:83018005 r8:8512c800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1349.136233][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.136329][ T32] r5:00001000 r4:ec6d3000 [ 1349.136384][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.136497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.136609][ T32] r5:859b0f8c r4:859b0c00 [ 1349.136676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.136791][ T32] r7:dddced80 r6:83018000 r5:859b0f8c r4:8481c000 [ 1349.136857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.137014][ T32] r10:61c88647 r9:8512c800 r8:8481c02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.137083][ T32] r4:8481c000 [ 1349.137131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.137234][ T32] r10:00000000 r9:8481c000 r8:80287e08 r7:ecd49e60 r6:8481c080 r5:8512c800 ** 2 printk messages dropped ** [ 1349.137500][ T32] Exception stack(0xecd51fb0 to 0xecd51ff8) [ 1349.137574][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.137655][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.137734][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.137803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.137858][ T32] r4:84a43c40 [ 1349.155753][ T32] INFO: task kworker/0:945:6236 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.155891][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.155971][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.156037][ T32] Call trace: [ 1349.156087][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.156151][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.156211][ T32] r4:00000000 [ 1349.156237][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.156314][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.156400][ T32] 1d20: b8308000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.156446][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.156474][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.156514][ T32] r5:800f0013 r4:80239bb0 [ 1349.156541][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.156587][ T32] r4:82ac21e4 [ 1349.156625][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.156711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.156742][ T32] r4:e05c1dc0 [ 1349.156787][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.156859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.156909][ T32] r4:00000000 [ 1349.156932][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.156991][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.157022][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.157109][ T32] r5:00001000 r4:dfd53000 [ 1349.157134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.157176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.157244][ T32] r5:84be0b8c r4:84be0800 [ 1349.157269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.157336][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.157359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.157464][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.157518][ T32] r4:84bb2000 [ 1349.157567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.157618][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.157641][ T32] r4:00000001 [ 1349.157665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.157702][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.157780][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.157813][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.157841][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.157869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.157993][ T32] r4:84ba8980 [ 1349.158021][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.158050][ T32] INFO: task kworker/0:946:6238 blocked for more than 475 seconds. [ 1349.158146][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.165953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.165996][ T32] task:kworker/0:946 state:D stack:0 pid:6238 tgid:6238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.166057][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.166146][ T32] Call trace: [ 1349.166181][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.166237][ T32] r10:8291a684 r9:ecd55d84 r8:00000002 r7:60000013 r6:ecd55d8c r5:8512d400 [ 1349.166262][ T32] r4:8512d400 [ 1349.166285][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.166329][ T32] r5:8512d400 r4:8291a680 [ 1349.166350][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.166388][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.166452][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd55e08 [ 1349.166480][ T32] r4:00000000 [ 1349.166500][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.166559][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.166604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.166671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8480c240 [ 1349.166698][ T32] r4:00000000 [ 1349.166742][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.166795][ T32] r9:83018005 r8:8512d400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1349.166818][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.166860][ T32] r5:00001000 r4:ec8b5000 [ 1349.166880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.166918][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.166960][ T32] r5:859b1f8c r4:859b1c00 [ 1349.166979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.167027][ T32] r7:dddced80 r6:83018000 r5:859b1f8c r4:8481c100 [ 1349.167048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.167122][ T32] r10:61c88647 r9:8512d400 r8:8481c12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.167200][ T32] r4:8481c100 [ 1349.167224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.167272][ T32] r10:00000000 r9:8481c100 r8:80287e08 r7:ecd49e60 r6:8481c180 r5:8512d400 [ 1349.167295][ T32] r4:00000001 [ 1349.167365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.167413][ T32] Exception stack(0xecd55fb0 to 0xecd55ff8) [ 1349.167442][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.167471][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.167498][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.167527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.167587][ T32] r4:84a43d40 [ 1349.168015][ T32] INFO: task kworker/0:946:6238 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.168052][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.180505][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.180574][ T32] Call trace: [ 1349.180607][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.180664][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.180689][ T32] r4:00000000 [ 1349.180709][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.180749][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.180779][ T32] 1d20: b86a1000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.180809][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.180834][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.180858][ T32] r5:800f0013 r4:80239bb0 [ 1349.180906][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1349.181126][ T32] r4:e05c1dc0 ** 4 printk messages dropped ** [ 1349.181366][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1349.181906][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1349.182285][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.182727][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.183022][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.183487][ T32] r5:00001000 r4:ec839000 ** 2 printk messages dropped ** [ 1349.183608][ T32] r5:859b178c r4:859b1400 [ 1349.183629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1349.183712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.183787][ T32] r10:61c88647 r9:8512e000 r8:8481c22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.183814][ T32] r4:8481c200 [ 1349.183835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.183880][ T32] r10:00000000 r9:8481c200 r8:80287e08 r7:ecd55e60 r6:8481c280 r5:8512e000 [ 1349.183902][ T32] r4:00000001 [ 1349.184017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.184058][ T32] Exception stack(0xecd59fb0 to 0xecd59ff8) [ 1349.184085][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.184115][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.184239][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.184325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.184378][ T32] r4:84a43d40 [ 1349.184856][ T32] INFO: task kworker/0:947:6240 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.184932][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.185016][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.185094][ T32] Call trace: [ 1349.185129][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.185209][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.185237][ T32] r4:00000000 [ 1349.185290][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.185334][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.185362][ T32] 1d20: b86a1000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.185416][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.185455][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.185480][ T32] r5:800f0013 r4:80239bb0 [ 1349.185522][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.185580][ T32] r4:82ac21e4 [ 1349.185630][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.185738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.185791][ T32] r4:e05c1dc0 [ 1349.185815][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.185869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.185922][ T32] r4:00000000 [ 1349.185953][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.186001][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.186053][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.186110][ T32] r5:00001000 r4:dfd53000 [ 1349.186147][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.186216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.186263][ T32] r5:84be0b8c r4:84be0800 [ 1349.186284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.186356][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.186382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.186438][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.186462][ T32] r4:84bb2000 [ 1349.186482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.186554][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 4 printk messages dropped ** [ 1349.186770][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1349.186932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.186960][ T32] INFO: task kworker/1:602:6243 blocked for more than 475 seconds. [ 1349.187020][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.187047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.187107][ T32] task:kworker/1:602 state:D stack:0 pid:6243 tgid:6243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.187216][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.187322][ T32] Call trace: [ 1349.187357][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.187411][ T32] r10:8291a684 r9:ecd5dd84 r8:00000002 r7:60000113 r6:ecd5dd8c r5:8512ec00 [ 1349.187461][ T32] r4:8512ec00 [ 1349.187499][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.187566][ T32] r5:8512ec00 r4:8291a680 [ 1349.187641][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.187689][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.187769][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd5de08 [ 1349.187796][ T32] r4:00000000 [ 1349.187816][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.187870][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.187917][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.187984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84807e00 ** 7 printk messages dropped ** [ 1349.210528][ T32] r5:8595738c r4:85957000 ** 1 printk messages dropped ** [ 1349.210601][ T32] r7:ddde2d80 r6:83018200 r5:8595738c r4:857f6800 ** 10 printk messages dropped ** [ 1349.210997][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1349.212049][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 14 printk messages dropped ** [ 1349.212647][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1349.213370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.213694][ T32] task:kworker/0:948 state:D stack:0 pid:6244 tgid:6244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.213778][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.213823][ T32] Call trace: [ 1349.213854][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.213915][ T32] r10:8291a684 r9:ecd65d84 r8:00000002 r7:60000013 r6:ecd65d8c r5:85a10000 [ 1349.213944][ T32] r4:85a10000 [ 1349.214002][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.214074][ T32] r5:85a10000 r4:8291a680 [ 1349.214098][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.214140][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.214183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd65e08 [ 1349.214207][ T32] r4:00000000 [ 1349.214226][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.214262][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.214297][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.214339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8480c3c0 [ 1349.214365][ T32] r4:00000000 [ 1349.214419][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.214499][ T32] r9:83018005 r8:85a10000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 ** 4 printk messages dropped ** [ 1349.214699][ T32] r5:859b238c r4:859b2000 [ 1349.214719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.214840][ T32] r10:61c88647 r9:85a10000 r8:8481c3ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1349.215143][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.215807][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1349.216152][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.216307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 10 printk messages dropped ** [ 1349.216766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.217089][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.217340][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1349.217712][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.218135][ T32] r5:00001000 r4:ec8eb000 ** 2 printk messages dropped ** [ 1349.239155][ T32] r5:859b278c r4:859b2400 ** 1 printk messages dropped ** [ 1349.239228][ T32] r7:dddced80 r6:83018000 r5:859b278c r4:8481c500 ** 4 printk messages dropped ** [ 1349.239389][ T32] r10:00000000 r9:8481c500 r8:80287e08 r7:ecd65e60 r6:8481c580 r5:85a10c00 [ 1349.239418][ T32] r4:00000001 [ 1349.239439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.239479][ T32] Exception stack(0xecd61fb0 to 0xecd61ff8) [ 1349.239510][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.239608][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.239649][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.239953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.239981][ T32] r4:8480c580 [ 1349.240445][ T32] INFO: task kworker/0:949:6246 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.240487][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.240560][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.240609][ T32] Call trace: [ 1349.240672][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.240729][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.240753][ T32] r4:00000000 [ 1349.240773][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.240883][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.240942][ T32] 1d20: b8d9e000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.240989][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.241097][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.241125][ T32] r5:800f0013 r4:80239bb0 [ 1349.241153][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.241215][ T32] r4:82ac21e4 [ 1349.241244][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.241314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.241342][ T32] r4:e05c1dc0 [ 1349.241409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.241457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.241506][ T32] r4:00000000 [ 1349.241602][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.241656][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.241684][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.241728][ T32] r5:00001000 r4:dfd53000 [ 1349.241749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.241793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.241838][ T32] r5:84be0b8c r4:84be0800 [ 1349.241858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.242010][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.242116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.242223][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.242324][ T32] r4:84bb2000 [ 1349.242348][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.242398][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.242427][ T32] r4:00000001 [ 1349.242447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.242484][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.242528][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.242588][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.242616][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.242989][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.243267][ T32] r5:85a11800 r4:8291a680 ** 5 printk messages dropped ** [ 1349.243600][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.244106][ T32] r5:859b2b8c r4:859b2800 [ 1349.244127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1349.244244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1349.245221][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.245779][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1349.246502][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 9 printk messages dropped ** [ 1349.247110][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1349.247290][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1349.247620][ T32] INFO: task kworker/0:951:6250 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1349.269179][ T32] r5:85a12400 r4:8291a680 ** 5 printk messages dropped ** [ 1349.269554][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.270443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.270533][ T32] r5:859b2f8c r4:859b2c00 [ 1349.270578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.270674][ T32] r7:dddced80 r6:83018000 r5:859b2f8c r4:8481c680 [ 1349.270716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.270810][ T32] r10:61c88647 r9:85a12400 r8:8481c6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.270862][ T32] r4:8481c680 [ 1349.270899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.270990][ T32] r10:00000000 r9:8481c680 r8:80287e08 r7:ecd69e60 r6:8481c700 r5:85a12400 [ 1349.271092][ T32] r4:00000001 [ 1349.271140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.271237][ T32] Exception stack(0xecd6dfb0 to 0xecd6dff8) [ 1349.271306][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.271412][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.271475][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.271531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.271595][ T32] r4:8480c640 [ 1349.272259][ T32] INFO: task kworker/0:951:6250 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.272361][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.272515][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.272615][ T32] Call trace: [ 1349.272683][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.272788][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.272842][ T32] r4:00000000 [ 1349.272917][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.273017][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.273083][ T32] 1d20: b8fc1000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.273136][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.273192][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.273240][ T32] r5:800f0013 r4:80239bb0 [ 1349.273315][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.273401][ T32] r4:82ac21e4 [ 1349.273455][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.273572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.273655][ T32] r4:e05c1dc0 [ 1349.273702][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.273804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.273858][ T32] r4:00000000 [ 1349.273896][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.274010][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.274059][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.274142][ T32] r5:00001000 r4:dfd53000 [ 1349.274182][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.274313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.274441][ T32] r5:84be0b8c r4:84be0800 [ 1349.274489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.274582][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.274625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.274743][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.274822][ T32] r4:84bb2000 [ 1349.274880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.274969][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.275016][ T32] r4:00000001 [ 1349.275085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.275215][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 1 printk messages dropped ** [ 1349.275336][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.276020][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.276645][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.277377][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.277733][ T32] r5:859b378c r4:859b3400 ** 3 printk messages dropped ** [ 1349.278030][ T32] r10:61c88647 r9:85a13000 r8:8481c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1349.300151][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.300228][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.300292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.300334][ T32] r4:8480c6c0 [ 1349.300992][ T32] INFO: task kworker/0:952:6252 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.301090][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.301232][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.301339][ T32] Call trace: [ 1349.301417][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.301535][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.301591][ T32] r4:00000000 [ 1349.301630][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.301731][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.301793][ T32] 1d20: b938c000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.301854][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.301908][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.302037][ T32] r5:800f0013 r4:80239bb0 [ 1349.302089][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.302173][ T32] r4:82ac21e4 [ 1349.302214][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.302300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.302352][ T32] r4:e05c1dc0 [ 1349.302391][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.302484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.302564][ T32] r4:00000000 [ 1349.302637][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.302731][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.302781][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.302895][ T32] r5:00001000 r4:dfd53000 [ 1349.302939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.303019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.303104][ T32] r5:84be0b8c r4:84be0800 [ 1349.303152][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.303243][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.303294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.303384][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.303465][ T32] r4:84bb2000 [ 1349.303524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.303628][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.303707][ T32] r4:00000001 [ 1349.303750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.303843][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.303900][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.303959][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.304008][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.304070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.304116][ T32] r4:84ba8980 [ 1349.304160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.304214][ T32] INFO: task kworker/0:953:6254 blocked for more than 475 seconds. [ 1349.304278][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.304326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.304399][ T32] task:kworker/0:953 state:D stack:0 pid:6254 tgid:6254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.304539][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.304628][ T32] Call trace: [ 1349.304718][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.304813][ T32] r10:8291a684 r9:ecd75d84 r8:00000002 r7:60000113 r6:ecd75d8c r5:85a13c00 [ 1349.304858][ T32] r4:85a13c00 [ 1349.304901][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.304982][ T32] r5:85a13c00 r4:8291a680 [ 1349.305021][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.305098][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.305183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd75e08 [ 1349.305227][ T32] r4:00000000 [ 1349.305271][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.305338][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.305415][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.305502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8480ca80 [ 1349.305585][ T32] r4:00000000 [ 1349.305632][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.305717][ T32] r9:83018005 r8:85a13c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1349.305814][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.305903][ T32] r5:00001000 r4:ec967000 [ 1349.305943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.306018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.306100][ T32] r5:859b338c r4:859b3000 [ 1349.306139][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.306228][ T32] r7:dddced80 r6:83018000 r5:859b338c r4:8481c900 [ 1349.306329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.306429][ T32] r10:61c88647 r9:85a13c00 r8:8481c92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1349.306928][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.307766][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.345412][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1349.346044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1349.346791][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 4 printk messages dropped ** [ 1349.347198][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 11 printk messages dropped ** [ 1349.347916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1349.352002][ T32] r5:85a14800 r4:8291a680 ** 5 printk messages dropped ** [ 1349.352529][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1349.352897][ T32] r9:83018005 r8:85a14800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1349.352945][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.353033][ T32] r5:00001000 r4:ec999000 [ 1349.353069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.353182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.353277][ T32] r5:859b3b8c r4:859b3800 [ 1349.353322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.353425][ T32] r7:dddced80 r6:83018000 r5:859b3b8c r4:8481c880 [ 1349.353470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.353561][ T32] r10:61c88647 r9:85a14800 r8:8481c8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.353611][ T32] r4:8481c880 [ 1349.353647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.353741][ T32] r10:00000000 r9:8481c880 r8:80287e08 r7:ecd71e60 r6:8481ca00 r5:85a14800 [ 1349.353795][ T32] r4:00000001 [ 1349.353833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.353908][ T32] Exception stack(0xecd79fb0 to 0xecd79ff8) [ 1349.353994][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.354066][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.354122][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.354178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.354227][ T32] r4:8480ca40 [ 1349.354883][ T32] INFO: task kworker/0:954:6256 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.354953][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.355117][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.355249][ T32] Call trace: [ 1349.355320][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.355431][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.355479][ T32] r4:00000000 [ 1349.355528][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.355638][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.355703][ T32] 1d20: b991b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.355762][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.355812][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.355863][ T32] r5:800f0013 r4:80239bb0 [ 1349.355921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.356004][ T32] r4:82ac21e4 [ 1349.356048][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.356166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.356213][ T32] r4:e05c1dc0 [ 1349.356264][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.356367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.356459][ T32] r4:00000000 [ 1349.356513][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.356641][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.356725][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.356825][ T32] r5:00001000 r4:dfd53000 [ 1349.356864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.356944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.357026][ T32] r5:84be0b8c r4:84be0800 [ 1349.357066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.357159][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.357235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.357411][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.357473][ T32] r4:84bb2000 [ 1349.357510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.357602][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.357650][ T32] r4:00000001 [ 1349.357688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.357763][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.357814][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.357875][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.357952][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.358019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1349.382771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1349.383709][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.384461][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.384767][ T32] r5:85a2c78c r4:85a2c400 ** 3 printk messages dropped ** [ 1349.385076][ T32] r10:61c88647 r9:85a15400 r8:8481caac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.385121][ T32] r4:8481ca80 [ 1349.385192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.385297][ T32] r10:00000000 r9:8481ca80 r8:80287e08 r7:ecd79e60 r6:8481cb00 r5:85a15400 [ 1349.385340][ T32] r4:00000001 [ 1349.385384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.385467][ T32] Exception stack(0xecd7dfb0 to 0xecd7dff8) [ 1349.385558][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.385622][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.385704][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.385785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.385840][ T32] r4:8480cc00 [ 1349.386519][ T32] INFO: task kworker/0:955:6259 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.386592][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.386706][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.386838][ T32] Call trace: [ 1349.386901][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.387002][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.387057][ T32] r4:00000000 [ 1349.387097][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.387177][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.387234][ T32] 1d20: b9b32000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.387309][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.387375][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.387429][ T32] r5:800f0013 r4:80239bb0 [ 1349.387477][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.387592][ T32] r4:82ac21e4 [ 1349.387639][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.387751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.387802][ T32] r4:e05c1dc0 [ 1349.387839][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.387954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.388009][ T32] r4:00000000 [ 1349.388046][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.401112][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.401200][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.401270][ T32] r5:00001000 r4:dfd53000 [ 1349.401293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.401334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.401378][ T32] r5:84be0b8c r4:84be0800 [ 1349.401398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.401455][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.401477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.401525][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.401566][ T32] r4:84bb2000 [ 1349.401591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1349.401774][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 5 printk messages dropped ** [ 1349.402049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1349.402457][ T32] r4:85a16000 ** 4 printk messages dropped ** [ 1349.402705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd81e08 ** 9 printk messages dropped ** [ 1349.403392][ T32] r5:00001000 r4:ec9a9000 ** 2 printk messages dropped ** [ 1349.403560][ T32] r5:859b3f8c r4:859b3c00 [ 1349.403688][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.403975][ T32] r10:61c88647 r9:85a16000 r8:8481cbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.404536][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.405723][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1349.406221][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1349.406467][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1349.406994][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1349.407262][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.407395][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.407722][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.407849][ T32] Call trace: [ 1349.407880][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.407926][ T32] r10:8291a684 r9:ecd85d84 r8:00000002 r7:60000013 r6:ecd85d8c r5:85a16c00 [ 1349.407948][ T32] r4:85a16c00 [ 1349.407968][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.408010][ T32] r5:85a16c00 r4:8291a680 [ 1349.408029][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.408067][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.431290][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd85e08 [ 1349.431377][ T32] r4:00000000 [ 1349.431402][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.431462][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.431502][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.431561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84792040 [ 1349.431612][ T32] r4:00000000 [ 1349.431638][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.431686][ T32] r9:83018005 r8:85a16c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1349.431785][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.431916][ T32] r5:00001000 r4:ecb13000 [ 1349.431942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.431983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.432025][ T32] r5:85a2c38c r4:85a2c000 [ 1349.432061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.432113][ T32] r7:dddced80 r6:83018000 r5:85a2c38c r4:8481cc80 [ 1349.432208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.432311][ T32] r10:61c88647 r9:85a16c00 r8:8481ccac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.432337][ T32] r4:8481cc80 [ 1349.432403][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.432460][ T32] r10:00000000 r9:8481cc80 r8:80287e08 r7:ecd7de60 r6:8481cd00 r5:85a16c00 [ 1349.432531][ T32] r4:00000001 [ 1349.432633][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.432675][ T32] Exception stack(0xecd85fb0 to 0xecd85ff8) [ 1349.432731][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.432763][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.432790][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.432820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.432843][ T32] r4:84792240 [ 1349.433244][ T32] INFO: task kworker/0:957:6262 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.433279][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.433362][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.433442][ T32] Call trace: [ 1349.433491][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.433544][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.433568][ T32] r4:00000000 [ 1349.433587][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.433626][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.433653][ T32] 1d20: ba1b6000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.433683][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.433708][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.433731][ T32] r5:800f0013 r4:80239bb0 [ 1349.433751][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.433790][ T32] r4:82ac21e4 [ 1349.433829][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.433876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.433901][ T32] r4:e05c1dc0 [ 1349.433945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.433991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.434014][ T32] r4:00000000 [ 1349.434035][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.434081][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.434127][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1349.434362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1349.434704][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 7 printk messages dropped ** [ 1349.435047][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1349.435382][ T32] r4:85a18000 ** 5 printk messages dropped ** [ 1349.435794][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.436082][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1349.436349][ T32] r5:85a2cb8c r4:85a2c800 ** 3 printk messages dropped ** [ 1349.436540][ T32] r10:61c88647 r9:85a18000 r8:8481cdac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1349.436888][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.437563][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 10 printk messages dropped ** [ 1349.437986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 3 printk messages dropped ** [ 1349.438090][ T32] r4:00000000 [ 1349.452851][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.453012][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.453065][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.453120][ T32] r5:00001000 r4:dfd53000 [ 1349.453147][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.453191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.453241][ T32] r5:84be0b8c r4:84be0800 [ 1349.453262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.453310][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.453332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.453380][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.453402][ T32] r4:84bb2000 [ 1349.453454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.453507][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.453531][ T32] r4:00000001 [ 1349.453551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.453601][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.453636][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.453690][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.453745][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.453790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.453842][ T32] r4:84ba8980 [ 1349.453894][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.453940][ T32] INFO: task kworker/0:959:6267 blocked for more than 475 seconds. [ 1349.454003][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.454035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.454086][ T32] task:kworker/0:959 state:D stack:0 pid:6267 tgid:6267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.454147][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.454193][ T32] Call trace: [ 1349.454227][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.454330][ T32] r10:8291a684 r9:ecd91d84 r8:00000002 r7:60000013 r6:ecd91d8c r5:85a18c00 [ 1349.454358][ T32] r4:85a18c00 [ 1349.454379][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.454445][ T32] r5:85a18c00 r4:8291a680 [ 1349.454471][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.454518][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.454594][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd91e08 [ 1349.454623][ T32] r4:00000000 [ 1349.454644][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.454686][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.454724][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.454777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84792640 [ 1349.454875][ T32] r4:00000000 [ 1349.454929][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.455027][ T32] r9:83018005 r8:85a18c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1349.455054][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.455175][ T32] r5:00001000 r4:ecb47000 [ 1349.455199][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.455241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.455286][ T32] r5:85a2cf8c r4:85a2cc00 [ 1349.455306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.455420][ T32] r7:dddced80 r6:83018000 r5:85a2cf8c r4:8481ce80 [ 1349.455455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.455505][ T32] r10:61c88647 r9:85a18c00 r8:8481ceac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.455529][ T32] r4:8481ce80 [ 1349.455594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.455656][ T32] r10:00000000 r9:8481ce80 r8:80287e08 r7:ecd8de60 r6:8481cf00 r5:85a18c00 [ 1349.455737][ T32] r4:00000001 [ 1349.455761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.455799][ T32] Exception stack(0xecd91fb0 to 0xecd91ff8) [ 1349.455832][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.455866][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.455893][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.455920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.455942][ T32] r4:84792340 [ 1349.456363][ T32] INFO: task kworker/0:959:6267 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.456414][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.456511][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.456560][ T32] Call trace: [ 1349.456588][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.456645][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.456724][ T32] r4:00000000 [ 1349.456750][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.456814][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.456873][ T32] 1d20: ba35b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.456904][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.456949][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.457001][ T32] r5:800f0013 r4:80239bb0 [ 1349.457026][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.457069][ T32] r4:82ac21e4 [ 1349.457089][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.457185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.457239][ T32] r4:e05c1dc0 [ 1349.457288][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1349.457424][ T32] r4:00000000 [ 1349.457445][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.457516][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.457553][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.457598][ T32] r5:00001000 r4:dfd53000 [ 1349.457619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.457659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.457700][ T32] r5:84be0b8c r4:84be0800 [ 1349.457719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.457766][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.457789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.457836][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.457860][ T32] r4:84bb2000 [ 1349.457895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.457956][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.457982][ T32] r4:00000001 [ 1349.458051][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.458114][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.470611][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.470713][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.470744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.470794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.470851][ T32] r4:84ba8980 [ 1349.470881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.470939][ T32] INFO: task kworker/0:960:6268 blocked for more than 475 seconds. [ 1349.471003][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.471033][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.471072][ T32] task:kworker/0:960 state:D stack:0 pid:6268 tgid:6268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.471146][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.471215][ T32] Call trace: [ 1349.471279][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.471354][ T32] r10:8291a684 r9:ecd95d84 r8:00000002 r7:60000013 r6:ecd95d8c r5:85a19800 [ 1349.471567][ T32] r4:85a19800 [ 1349.471635][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1349.471869][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.472152][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.472488][ T32] r5:85a2d38c r4:85a2d000 [ 1349.472512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.472560][ T32] r7:dddced80 r6:83018000 r5:85a2d38c r4:8481cf80 ** 5 printk messages dropped ** [ 1349.472819][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.472989][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.473815][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1349.474459][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.474894][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1349.475000][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 4 printk messages dropped ** [ 1349.475319][ T32] r5:84be0b8c r4:84be0800 ** 2 printk messages dropped ** [ 1349.475424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1349.475918][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.476295][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.476660][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1349.477433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.477589][ T32] r5:85a2d78c r4:85a2d400 ** 4 printk messages dropped ** [ 1349.477963][ T32] r4:847fa080 ** 6 printk messages dropped ** [ 1349.502446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1349.502594][ T32] r4:847926c0 [ 1349.503018][ T32] INFO: task kworker/0:961:6270 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.503055][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.503160][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.503271][ T32] Call trace: [ 1349.503396][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.503473][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.503500][ T32] r4:00000000 [ 1349.503521][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.503607][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.503725][ T32] 1d20: baded000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.503761][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.503865][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.503937][ T32] r5:800f0013 r4:80239bb0 [ 1349.503961][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.504031][ T32] r4:82ac21e4 [ 1349.504055][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.504098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.504166][ T32] r4:e05c1dc0 [ 1349.504189][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.504232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.504254][ T32] r4:00000000 [ 1349.504274][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.504319][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.504341][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.504448][ T32] r5:00001000 r4:dfd53000 [ 1349.504473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.504514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.504557][ T32] r5:84be0b8c r4:84be0800 [ 1349.504602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.504775][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.504805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.504882][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.504909][ T32] r4:84bb2000 [ 1349.504930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.504980][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.505004][ T32] r4:00000001 [ 1349.505024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.505059][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.505084][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.505112][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.505138][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.505193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.505281][ T32] r4:84ba8980 [ 1349.505387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.505428][ T32] INFO: task kworker/0:962:6273 blocked for more than 476 seconds. [ 1349.505465][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.505491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.505513][ T32] task:kworker/0:962 state:D stack:0 pid:6273 tgid:6273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.505653][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.505787][ T32] Call trace: [ 1349.505824][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.505900][ T32] r10:8291a684 r9:ecd99d84 r8:00000002 r7:60000013 r6:ecd99d8c r5:85a1b000 [ 1349.505929][ T32] r4:85a1b000 [ 1349.505951][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.505994][ T32] r5:85a1b000 r4:8291a680 [ 1349.506013][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.506052][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.506109][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd99e08 [ 1349.506135][ T32] r4:00000000 [ 1349.506155][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.506193][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.506231][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.506271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84792ac0 [ 1349.506294][ T32] r4:00000000 [ 1349.506313][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.506406][ T32] r9:83018005 r8:85a1b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1349.506436][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.506525][ T32] r5:00001000 r4:ecb77000 [ 1349.506577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.506624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.506667][ T32] r5:85a2db8c r4:85a2d800 [ 1349.506687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.506817][ T32] r7:dddced80 r6:83018000 r5:85a2db8c r4:847fa180 [ 1349.506842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.506958][ T32] r10:61c88647 r9:85a1b000 r8:847fa1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1349.507112][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1349.507384][ T32] r4:84792840 ** 2 printk messages dropped ** [ 1349.507799][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.528841][ T32] 1d20: bb2c4000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 9 printk messages dropped ** [ 1349.529314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1349.529778][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 6 printk messages dropped ** [ 1349.530070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1349.530483][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1349.531034][ T32] r5:85a1bc00 r4:8291a680 ** 5 printk messages dropped ** [ 1349.531232][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.531734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1349.532045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.532433][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.533150][ T32] Call trace: [ 1349.533224][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.533281][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.533322][ T32] r4:00000000 [ 1349.533375][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.533427][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.533465][ T32] 1d20: bb2c4000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.533497][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.533522][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.533547][ T32] r5:800f0013 r4:80239bb0 [ 1349.533590][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.533634][ T32] r4:82ac21e4 [ 1349.533690][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.533739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.533762][ T32] r4:e05c1dc0 [ 1349.533782][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.533836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.533867][ T32] r4:00000000 [ 1349.533887][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.533933][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.533976][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.534022][ T32] r5:00001000 r4:dfd53000 [ 1349.534042][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.534080][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.534142][ T32] r5:84be0b8c r4:84be0800 [ 1349.534165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.534227][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.534272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.534323][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.534348][ T32] r4:84bb2000 [ 1349.534431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.534485][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.534508][ T32] r4:00000001 [ 1349.534529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.534588][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.534653][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.534712][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.534806][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.534874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.534921][ T32] r4:84ba8980 [ 1349.534973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.535012][ T32] INFO: task kworker/0:964:6276 blocked for more than 476 seconds. [ 1349.535045][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.535070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.535092][ T32] task:kworker/0:964 state:D stack:0 pid:6276 tgid:6276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.535171][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.535231][ T32] Call trace: [ 1349.535306][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.535431][ T32] r10:8291a684 r9:ecda5d84 r8:00000002 r7:60000113 r6:ecda5d8c r5:85a1c800 [ 1349.535482][ T32] r4:85a1c800 [ 1349.535506][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.535599][ T32] r5:85a1c800 r4:8291a680 [ 1349.535626][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.535671][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.535725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda5e08 [ 1349.535793][ T32] r4:00000000 [ 1349.535816][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.535852][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.535887][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.535950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84792dc0 ** 5 printk messages dropped ** [ 1349.536226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.536337][ T32] r5:85a2e38c r4:85a2e000 ** 2 printk messages dropped ** [ 1349.536454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.536766][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.537493][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.537723][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1349.538032][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.560790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.561284][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.561555][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.561872][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.562148][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.562195][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.562278][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd9de08 [ 1349.562323][ T32] r4:00000000 [ 1349.562370][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.562462][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.562524][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.562567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84792f80 [ 1349.562589][ T32] r4:00000000 [ 1349.562608][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.562655][ T32] r9:83018005 r8:85a1d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1349.562679][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.562720][ T32] r5:00001000 r4:ecba7000 [ 1349.562753][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.562797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.562862][ T32] r5:85a2e78c r4:85a2e400 [ 1349.562885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.562931][ T32] r7:dddced80 r6:83018000 r5:85a2e78c r4:847fa480 [ 1349.562972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.563066][ T32] r10:61c88647 r9:85a1d400 r8:847fa4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.563092][ T32] r4:847fa480 [ 1349.563112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.563157][ T32] r10:00000000 r9:847fa480 r8:80287e08 r7:ecda5e60 r6:847fa500 r5:85a1d400 [ 1349.563201][ T32] r4:00000001 [ 1349.563224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.563280][ T32] Exception stack(0xecd9dfb0 to 0xecd9dff8) [ 1349.563316][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.563344][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.563370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.563402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.563426][ T32] r4:84792c40 [ 1349.563871][ T32] INFO: task kworker/0:965:6278 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.563912][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.563970][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.564036][ T32] Call trace: [ 1349.564090][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.564145][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.564168][ T32] r4:00000000 [ 1349.564187][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.564226][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.564254][ T32] 1d20: bb710000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.564282][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 5 printk messages dropped ** [ 1349.564468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1349.564891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.565332][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1349.565521][ T32] r4:84ba8980 ** 6 printk messages dropped ** [ 1349.565870][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.566200][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1349.566534][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.566866][ T32] r5:85a2f38c r4:85a2f000 [ 1349.566886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.567114][ T32] r4:847fa580 ** 4 printk messages dropped ** [ 1349.567335][ T32] Exception stack(0xecda9fb0 to 0xecda9ff8) ** 6 printk messages dropped ** [ 1349.567832][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.588894][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1349.589185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 10 printk messages dropped ** [ 1349.589716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1349.590023][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.590535][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.590851][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1349.591246][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.591627][ T32] r5:85a2eb8c r4:85a2e800 [ 1349.591652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.591701][ T32] r7:dddced80 r6:83018000 r5:85a2eb8c r4:847fa680 [ 1349.591735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.591784][ T32] r10:61c88647 r9:848b0000 r8:847fa6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.591807][ T32] r4:847fa680 [ 1349.591826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.591886][ T32] r10:00000000 r9:847fa680 r8:80287e08 r7:ecda9e60 r6:847fa700 r5:848b0000 [ 1349.591911][ T32] r4:00000001 [ 1349.591930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.591967][ T32] Exception stack(0xecdb1fb0 to 0xecdb1ff8) [ 1349.591993][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.592054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.592126][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.592158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.592181][ T32] r4:84792fc0 [ 1349.592608][ T32] INFO: task kworker/0:967:6281 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.592646][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.592702][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.592768][ T32] Call trace: [ 1349.592824][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.592884][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.592912][ T32] r4:00000000 [ 1349.592932][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.592984][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.593014][ T32] 1d20: bbac4000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.593051][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.593081][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.593105][ T32] r5:800f0013 r4:80239bb0 [ 1349.593125][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.593165][ T32] r4:82ac21e4 [ 1349.593186][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.593228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.593250][ T32] r4:e05c1dc0 [ 1349.593269][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.593310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.593342][ T32] r4:00000000 [ 1349.593364][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.593427][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.593453][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.593496][ T32] r5:00001000 r4:dfd53000 [ 1349.593548][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.593590][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.593633][ T32] r5:84be0b8c r4:84be0800 [ 1349.593676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.593727][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.593750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.593797][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.593840][ T32] r4:84bb2000 [ 1349.593863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.593930][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.593956][ T32] r4:00000001 [ 1349.594004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.594043][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.594079][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.594132][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.594168][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.594199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.594223][ T32] r4:84ba8980 [ 1349.594243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.594267][ T32] INFO: task kworker/0:968:6283 blocked for more than 476 seconds. [ 1349.594316][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.594348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.594369][ T32] task:kworker/0:968 state:D stack:0 pid:6283 tgid:6283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.594430][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.594472][ T32] Call trace: [ 1349.594517][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.594564][ T32] r10:8291a684 r9:ecdb5d84 r8:00000002 r7:60000113 r6:ecdb5d8c r5:848b0c00 [ 1349.594610][ T32] r4:848b0c00 [ 1349.594633][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.594694][ T32] r5:848b0c00 r4:8291a680 [ 1349.594717][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.594756][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.594798][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb5e08 [ 1349.594820][ T32] r4:00000000 [ 1349.594838][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.594872][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.594906][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.594974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ee1c0 [ 1349.595062][ T32] r4:00000000 [ 1349.595087][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.595132][ T32] r9:83018005 r8:848b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1349.595154][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.595195][ T32] r5:00001000 r4:ecbc3000 [ 1349.595244][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1349.595347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.595489][ T32] r4:847fa780 ** 4 printk messages dropped ** [ 1349.595691][ T32] Exception stack(0xecdb5fb0 to 0xecdb5ff8) ** 6 printk messages dropped ** [ 1349.596191][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1349.596433][ T32] r4:00000000 [ 1349.596453][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.596492][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.596541][ T32] 1d20: bbac4000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.596573][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.596599][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.596623][ T32] r5:800f0013 r4:80239bb0 [ 1349.596693][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.596757][ T32] r4:82ac21e4 [ 1349.596802][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.596855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.596882][ T32] r4:e05c1dc0 [ 1349.596922][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.596987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.597013][ T32] r4:00000000 [ 1349.597033][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.597079][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.597101][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.597142][ T32] r5:00001000 r4:dfd53000 [ 1349.597161][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.597199][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.597239][ T32] r5:84be0b8c r4:84be0800 [ 1349.597258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.597303][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.597350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.597434][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.597482][ T32] r4:84bb2000 [ 1349.597504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.597574][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 4 printk messages dropped ** [ 1349.597729][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.598027][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1349.620889][ T32] r5:848b1800 r4:8291a680 ** 3 printk messages dropped ** [ 1349.621180][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.621669][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1349.622265][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.622564][ T32] r10:61c88647 r9:848b1800 r8:847fa8ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1349.623046][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.624376][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1349.624797][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 9 printk messages dropped ** [ 1349.625217][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.625481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.625871][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.626063][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.626505][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.626880][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.627272][ T32] r9:83018005 r8:848b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 ** 6 printk messages dropped ** [ 1349.627520][ T32] r7:dddced80 r6:83018000 r5:85a2fb8c r4:847fa980 ** 2 printk messages dropped ** [ 1349.627681][ T32] r4:847fa980 [ 1349.627700][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.627761][ T32] r10:00000000 r9:847fa980 r8:80287e08 r7:ecdade60 r6:847faa00 r5:848b2400 [ 1349.627788][ T32] r4:00000001 [ 1349.627889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.627946][ T32] Exception stack(0xecdbdfb0 to 0xecdbdff8) [ 1349.627975][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.628004][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.628031][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.628059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.628149][ T32] r4:847ee200 [ 1349.647883][ T32] INFO: task kworker/0:970:6289 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.647983][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.658813][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.658957][ T32] Call trace: [ 1349.659055][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.659230][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.659299][ T32] r4:00000000 [ 1349.659374][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.659464][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.659566][ T32] 1d20: bc6dc000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.659628][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.659733][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.659790][ T32] r5:800f0013 r4:80239bb0 [ 1349.659830][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.659915][ T32] r4:82ac21e4 [ 1349.659964][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.660063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.660114][ T32] r4:e05c1dc0 [ 1349.660151][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.660274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.660329][ T32] r4:00000000 [ 1349.660372][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.660469][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.660541][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.660629][ T32] r5:00001000 r4:dfd53000 [ 1349.660684][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.660763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.660852][ T32] r5:84be0b8c r4:84be0800 [ 1349.660901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.660995][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.661037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.661129][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.661201][ T32] r4:84bb2000 [ 1349.661248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.661343][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.661386][ T32] r4:00000001 [ 1349.661433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.661503][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.661559][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.661642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.661702][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.661795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.661854][ T32] r4:84ba8980 [ 1349.661899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.661974][ T32] INFO: task kworker/0:971:6290 blocked for more than 476 seconds. [ 1349.662079][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.662163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.662211][ T32] task:kworker/0:971 state:D stack:0 pid:6290 tgid:6290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.662304][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.662432][ T32] Call trace: [ 1349.662510][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.662614][ T32] r10:8291a684 r9:ecdc1d84 r8:00000002 r7:60000013 r6:ecdc1d8c r5:848b3000 [ 1349.662671][ T32] r4:848b3000 [ 1349.662716][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.662801][ T32] r5:848b3000 r4:8291a680 [ 1349.662839][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.662926][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.663008][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdc1e08 [ 1349.663056][ T32] r4:00000000 [ 1349.663118][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1349.663606][ T32] r9:83018005 r8:848b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 ** 6 printk messages dropped ** [ 1349.664157][ T32] r7:dddced80 r6:83018000 r5:85a2ff8c r4:847faa80 [ 1349.664200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1349.664535][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.665008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.665083][ T32] r4:847ee400 [ 1349.665751][ T32] INFO: task kworker/0:971:6290 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.665824][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.665974][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.666082][ T32] Call trace: [ 1349.666160][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.666259][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.666327][ T32] r4:00000000 [ 1349.666374][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.666467][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.666519][ T32] 1d20: bc6dc000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.666579][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.666633][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.666685][ T32] r5:800f0013 r4:80239bb0 [ 1349.666731][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.666809][ T32] r4:82ac21e4 [ 1349.666855][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.666937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.666983][ T32] r4:e05c1dc0 [ 1349.667029][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.667106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.667157][ T32] r4:00000000 [ 1349.667193][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.667311][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.667369][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.667456][ T32] r5:00001000 r4:dfd53000 [ 1349.667493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.667871][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1349.690185][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 8 printk messages dropped ** [ 1349.690731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1349.691277][ T32] r4:848b3c00 [ 1349.691313][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.691404][ T32] r5:848b3c00 r4:8291a680 [ 1349.691445][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.691537][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.691656][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdc5e08 [ 1349.691706][ T32] r4:00000000 [ 1349.691743][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.691815][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.691887][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.691973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ee880 [ 1349.692023][ T32] r4:00000000 [ 1349.692074][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.692170][ T32] r9:83018005 r8:848b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1349.692223][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.692311][ T32] r5:00001000 r4:ecc39000 [ 1349.692352][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.692437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.692655][ T32] r7:dddced80 r6:83018000 r5:85a3838c r4:847fab80 ** 2 printk messages dropped ** [ 1349.692840][ T32] r4:847fab80 ** 7 printk messages dropped ** [ 1349.693321][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.694662][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.694927][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 9 printk messages dropped ** [ 1349.695627][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1349.696234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1349.697034][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1349.697853][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 8 printk messages dropped ** [ 1349.719476][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 11 printk messages dropped ** [ 1349.720365][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.720674][ T32] r4:847fac80 [ 1349.720724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.720813][ T32] r10:00000000 r9:847fac80 r8:80287e08 r7:ecdc5e60 r6:847fad00 r5:848b4800 [ 1349.720861][ T32] r4:00000001 [ 1349.720921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.721031][ T32] Exception stack(0xecdc9fb0 to 0xecdc9ff8) [ 1349.721099][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.721153][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.721212][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.721270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.721313][ T32] r4:847ee680 [ 1349.721976][ T32] INFO: task kworker/0:973:6295 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.722051][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.722231][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.722416][ T32] Call trace: [ 1349.722475][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.722572][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.722641][ T32] r4:00000000 [ 1349.722686][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.722761][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.722824][ T32] 1d20: bc9f1000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.722875][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.722933][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.722995][ T32] r5:800f0013 r4:80239bb0 [ 1349.723055][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.723153][ T32] r4:82ac21e4 [ 1349.723232][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.723330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.723391][ T32] r4:e05c1dc0 [ 1349.723435][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.723513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.723586][ T32] r4:00000000 [ 1349.723638][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.723728][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.723802][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.723917][ T32] r5:00001000 r4:dfd53000 [ 1349.723971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.724076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.724164][ T32] r5:84be0b8c r4:84be0800 [ 1349.724222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.724491][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1349.724849][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 7 printk messages dropped ** [ 1349.725327][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1349.725781][ T32] r10:8291a684 r9:ecdcdd84 r8:00000002 r7:60000013 r6:ecdcdd8c r5:848b5400 ** 9 printk messages dropped ** [ 1349.726533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1349.727320][ T32] r7:dddced80 r6:83018000 r5:85a3878c r4:847fad80 [ 1349.727362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1349.727502][ T32] r4:847fad80 ** 3 printk messages dropped ** [ 1349.727748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1349.753082][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.753642][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1349.754130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1349.754776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1349.755432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1349.756043][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1349.756417][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1349.756890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd1e08 [ 1349.756955][ T32] r4:00000000 [ 1349.756993][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.757066][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.757138][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.757221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847eed00 [ 1349.757270][ T32] r4:00000000 [ 1349.757306][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.757420][ T32] r9:83018005 r8:848b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1349.757466][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.757550][ T32] r5:00001000 r4:ecc69000 [ 1349.757592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.757680][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.757764][ T32] r5:85a38f8c r4:85a38c00 [ 1349.757805][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.757912][ T32] r7:dddced80 r6:83018000 r5:85a38f8c r4:847fae80 [ 1349.757961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.758048][ T32] r10:61c88647 r9:848b6000 r8:847faeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.758097][ T32] r4:847fae80 [ 1349.758201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.776109][ T32] r10:00000000 r9:847fae80 r8:80287e08 r7:ecdc9e60 r6:847faf00 r5:848b6000 [ 1349.776211][ T32] r4:00000001 [ 1349.776292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.776412][ T32] Exception stack(0xecdd1fb0 to 0xecdd1ff8) [ 1349.776500][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.776568][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.776619][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.776687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.776730][ T32] r4:847eea40 [ 1349.777399][ T32] INFO: task kworker/0:975:6298 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.777498][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.777693][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.777851][ T32] Call trace: [ 1349.777942][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.778050][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.778226][ T32] r4:00000000 [ 1349.790503][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.790682][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.790724][ T32] 1d20: bd228000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.790756][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.790807][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.790839][ T32] r5:800f0013 r4:80239bb0 [ 1349.790861][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.790904][ T32] r4:82ac21e4 [ 1349.790925][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.790968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.791008][ T32] r4:e05c1dc0 [ 1349.791032][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.791076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.791126][ T32] r4:00000000 [ 1349.791226][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.791277][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.791300][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.791395][ T32] r5:00001000 r4:dfd53000 [ 1349.791421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.791473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.791520][ T32] r5:84be0b8c r4:84be0800 [ 1349.791588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.791683][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.791710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.791760][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.791781][ T32] r4:84bb2000 [ 1349.791801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.791865][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.791891][ T32] r4:00000001 [ 1349.791912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.791973][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.792026][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.792067][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.792094][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.792311][ T32] task:kworker/0:976 state:D stack:0 pid:6300 tgid:6300 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.792963][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd5e08 ** 7 printk messages dropped ** [ 1349.793483][ T32] r9:83018005 r8:848b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f015000 ** 6 printk messages dropped ** [ 1349.793905][ T32] r7:dddced80 r6:83018000 r5:85a3978c r4:847faf80 ** 2 printk messages dropped ** [ 1349.793997][ T32] r4:847faf80 ** 4 printk messages dropped ** [ 1349.794173][ T32] Exception stack(0xecdd5fb0 to 0xecdd5ff8) ** 3 printk messages dropped ** [ 1349.794316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1349.795205][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1349.795512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1349.795961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1349.796135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.796274][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.796326][ T32] r4:84bb2000 [ 1349.796375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.796461][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.796504][ T32] r4:00000001 [ 1349.796527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.796563][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.796590][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.796618][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.796654][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.796684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.796717][ T32] r4:84ba8980 [ 1349.796844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.796883][ T32] INFO: task kworker/0:977:6302 blocked for more than 476 seconds. [ 1349.796915][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.796941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.796962][ T32] task:kworker/0:977 state:D stack:0 pid:6302 tgid:6302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.797039][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.797138][ T32] Call trace: [ 1349.797249][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.797303][ T32] r10:8291a684 r9:ecdd9d84 r8:00000002 r7:60000113 r6:ecdd9d8c r5:851f8000 [ 1349.797354][ T32] r4:851f8000 [ 1349.797382][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.797448][ T32] r5:851f8000 r4:8291a680 [ 1349.797497][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.797541][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.797609][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd9e08 [ 1349.797642][ T32] r4:00000000 [ 1349.797662][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.797697][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.797733][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.797797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847eeec0 ** 9 printk messages dropped ** [ 1349.818899][ T32] r7:dddced80 r6:83018000 r5:85a3938c r4:85a6c080 [ 1349.818923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1349.819066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1349.819310][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.820204][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 10 printk messages dropped ** [ 1349.820784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1349.821396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.821828][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1349.822154][ T32] INFO: task kworker/0:978:6304 blocked for more than 476 seconds. ** 8 printk messages dropped ** [ 1349.822539][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1349.822949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a71640 ** 9 printk messages dropped ** [ 1349.823492][ T32] r7:dddced80 r6:83018000 r5:85a39f8c r4:85a6c180 [ 1349.823563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1349.823810][ T32] Exception stack(0xecdb9fb0 to 0xecdb9ff8) ** 4 printk messages dropped ** [ 1349.823972][ T32] r4:847eee80 ** 3 printk messages dropped ** [ 1349.824375][ T32] Call trace: ** 2 printk messages dropped ** [ 1349.824575][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.824821][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1349.825293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 7 printk messages dropped ** [ 1349.825673][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1349.825950][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.825987][ T32] r4:00000001 [ 1349.826010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.826048][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.826100][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.826133][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.826159][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.826187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.826209][ T32] r4:84ba8980 [ 1349.826230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.826254][ T32] INFO: task kworker/0:979:6305 blocked for more than 476 seconds. [ 1349.826297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.826324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.826356][ T32] task:kworker/0:979 state:D stack:0 pid:6305 tgid:6305 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.826408][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.826449][ T32] Call trace: [ 1349.826502][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.826557][ T32] r10:8291a684 r9:ecde1d84 r8:00000002 r7:60000013 r6:ecde1d8c r5:851fa400 [ 1349.826583][ T32] r4:851fa400 [ 1349.826604][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.826655][ T32] r5:851fa400 r4:8291a680 [ 1349.826687][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.826729][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.826771][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecde1e08 [ 1349.826806][ T32] r4:00000000 [ 1349.826828][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.826866][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.826902][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.826967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a71540 [ 1349.826993][ T32] r4:00000000 [ 1349.827014][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.827085][ T32] r9:83018005 r8:851fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1349.827110][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.827154][ T32] r5:00001000 r4:eb1a5000 [ 1349.827175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.827214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.827254][ T32] r5:85a39b8c r4:85a39800 [ 1349.827273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.827318][ T32] r7:dddced80 r6:83018000 r5:85a39b8c r4:85a6c280 [ 1349.827338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.827386][ T32] r10:61c88647 r9:851fa400 r8:85a6c2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.827408][ T32] r4:85a6c280 [ 1349.827427][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.827475][ T32] r10:00000000 r9:85a6c280 r8:80287e08 r7:ecdb9e60 r6:85a6c300 r5:851fa400 [ 1349.827499][ T32] r4:00000001 [ 1349.827519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.827608][ T32] Exception stack(0xecde1fb0 to 0xecde1ff8) [ 1349.827653][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.827723][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.827758][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.827794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.827818][ T32] r4:85a71040 [ 1349.828049][ T32] INFO: task kworker/0:979:6305 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.828105][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.850460][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.850592][ T32] Call trace: [ 1349.850645][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.850708][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.850734][ T32] r4:00000000 [ 1349.850800][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.850848][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.850879][ T32] 1d20: bd86b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.850934][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.850989][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.851043][ T32] r5:800f0013 r4:80239bb0 [ 1349.851088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.851142][ T32] r4:82ac21e4 [ 1349.851165][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.851208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 3 printk messages dropped ** [ 1349.851333][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.851646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.852083][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1349.852265][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1349.852541][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.852860][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1349.853215][ T32] r9:83018005 r8:851fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 ** 6 printk messages dropped ** [ 1349.853510][ T32] r7:dddced80 r6:83018000 r5:85a3a38c r4:85a6c380 ** 4 printk messages dropped ** [ 1349.853672][ T32] r10:00000000 r9:85a6c380 r8:80287e08 r7:ecdb9e60 r6:85a6c400 r5:851fb000 ** 7 printk messages dropped ** [ 1349.853926][ T32] r4:85a71440 ** 3 printk messages dropped ** [ 1349.854559][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.854834][ T32] 1d20: bd86b000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 7 printk messages dropped ** [ 1349.855140][ T32] r4:e05c1dc0 [ 1349.855161][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.855228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.855255][ T32] r4:00000000 [ 1349.855300][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.855375][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.855402][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.855446][ T32] r5:00001000 r4:dfd53000 [ 1349.855466][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.855504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.855588][ T32] r5:84be0b8c r4:84be0800 [ 1349.855635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.855708][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.855737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.855798][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.855824][ T32] r4:84bb2000 [ 1349.855844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.855916][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.855971][ T32] r4:00000001 [ 1349.855993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.856030][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.856057][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.856085][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.856112][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.856140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.856163][ T32] r4:84ba8980 [ 1349.856184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.856208][ T32] INFO: task kworker/0:981:6312 blocked for more than 476 seconds. [ 1349.856236][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.856260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.856358][ T32] task:kworker/0:981 state:D stack:0 pid:6312 tgid:6312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.856463][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.856509][ T32] Call trace: [ 1349.856538][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.856586][ T32] r10:8291a684 r9:ecdf1d84 r8:00000002 r7:60000013 r6:ecdf1d8c r5:851fc800 [ 1349.856609][ T32] r4:851fc800 [ 1349.856644][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.856718][ T32] r5:851fc800 r4:8291a680 [ 1349.856741][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.856782][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.856825][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf1e08 [ 1349.856873][ T32] r4:00000000 [ 1349.856896][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.856932][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.856968][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.857009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a71a00 [ 1349.857032][ T32] r4:00000000 [ 1349.857051][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.857120][ T32] r9:83018005 r8:851fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1349.857154][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.857202][ T32] r5:00001000 r4:eb91d000 [ 1349.857224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.857263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.857381][ T32] r5:85a3a78c r4:85a3a400 [ 1349.857428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.857480][ T32] r7:dddced80 r6:83018000 r5:85a3a78c r4:85a6c480 [ 1349.857501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.857574][ T32] r10:61c88647 r9:851fc800 r8:85a6c4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.857615][ T32] r4:85a6c480 [ 1349.857694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.857777][ T32] r10:00000000 r9:85a6c480 r8:80287e08 r7:ecdede60 r6:85a6c500 r5:851fc800 ** 2 printk messages dropped ** [ 1349.857862][ T32] Exception stack(0xecdf1fb0 to 0xecdf1ff8) ** 6 printk messages dropped ** [ 1349.876573][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.877076][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1349.877356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1349.877710][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1349.877917][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1349.878011][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.878069][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.878191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.893892][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.893979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.894011][ T32] r4:84ba8980 [ 1349.894038][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.894072][ T32] INFO: task kworker/1:603:6313 blocked for more than 476 seconds. [ 1349.894106][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.894131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.894156][ T32] task:kworker/1:603 state:D stack:0 pid:6313 tgid:6313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.894246][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.894322][ T32] Call trace: [ 1349.894419][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.894480][ T32] r10:8291a684 r9:ecde9d84 r8:00000002 r7:60000113 r6:ecde9d8c r5:851f8c00 [ 1349.894532][ T32] r4:851f8c00 [ 1349.894558][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.894604][ T32] r5:851f8c00 r4:8291a680 [ 1349.894625][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.894672][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.894726][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecde9e08 [ 1349.894755][ T32] r4:00000000 [ 1349.894775][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.894811][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.894849][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.894890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a71cc0 [ 1349.894954][ T32] r4:00000000 [ 1349.894979][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.895026][ T32] r9:83018205 r8:851f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1349.895065][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.895138][ T32] r5:00001000 r4:eb9a1000 [ 1349.895188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.895258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.895331][ T32] r5:85a3ab8c r4:85a3a800 [ 1349.895381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.895451][ T32] r7:ddde2d80 r6:83018200 r5:85a3ab8c r4:857f6880 [ 1349.895501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.895603][ T32] r10:61c88647 r9:851f8c00 r8:857f68ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.895663][ T32] r4:857f6880 [ 1349.895716][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1349.895968][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.896799][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1349.897083][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.897453][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.897696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.908832][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1349.909079][ T32] r4:84ba8980 ** 4 printk messages dropped ** [ 1349.909339][ T32] task:kworker/0:982 state:D stack:0 pid:6315 tgid:6315 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.909969][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.910385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.910567][ T32] r7:dddced80 r6:83018000 r5:85a3af8c r4:85a6c600 ** 7 printk messages dropped ** [ 1349.910886][ T32] Exception stack(0xecdf9fb0 to 0xecdf9ff8) ** 4 printk messages dropped ** [ 1349.911051][ T32] r4:85a71880 ** 5 printk messages dropped ** [ 1349.911933][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1349.912243][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.912460][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.912640][ T32] r5:00001000 r4:dfd53000 ** 4 printk messages dropped ** [ 1349.912884][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1349.913242][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1349.913473][ T32] INFO: task kworker/1:604:6317 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1349.913915][ T32] r4:84895400 ** 4 printk messages dropped ** [ 1349.914246][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecddde08 ** 7 printk messages dropped ** [ 1349.914581][ T32] r9:83018205 r8:84895400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1349.914603][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.914679][ T32] r5:00001000 r4:ecca5000 [ 1349.914702][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.914746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.914789][ T32] r5:8595778c r4:85957400 [ 1349.914809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.914866][ T32] r7:ddde2d80 r6:83018200 r5:8595778c r4:857f6900 [ 1349.914891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.914972][ T32] r10:61c88647 r9:84895400 r8:857f692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.914998][ T32] r4:857f6900 [ 1349.915045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.915094][ T32] r10:00000000 r9:857f6900 r8:80287e08 r7:ec955e60 r6:857f6980 r5:84895400 [ 1349.915154][ T32] r4:00000001 [ 1349.915206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.915243][ T32] Exception stack(0xecdddfb0 to 0xecdddff8) [ 1349.915269][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.915330][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.915359][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.915438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.915464][ T32] r4:84807c00 [ 1349.915744][ T32] INFO: task kworker/1:604:6317 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.915882][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.916004][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.916080][ T32] Call trace: [ 1349.916148][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.916204][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1349.916228][ T32] r4:00000000 [ 1349.916274][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.916318][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.916346][ T32] 1d20: be003000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.916374][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.916400][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.916423][ T32] r5:800f0013 r4:80239bb0 [ 1349.916443][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.916482][ T32] r4:82ac21e4 [ 1349.916502][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.916543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.916591][ T32] r4:e05c1dc0 [ 1349.916614][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.916672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.916701][ T32] r4:00000000 [ 1349.916722][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.916768][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.916789][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.916830][ T32] r5:00001000 r4:dfd53000 [ 1349.916848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.916886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.916926][ T32] r5:84be0b8c r4:84be0800 [ 1349.916946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.916991][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.917052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.917132][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.917157][ T32] r4:84bb2000 [ 1349.917207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.917257][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.917309][ T32] r4:00000001 [ 1349.917387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.917429][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.917456][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.917484][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.917510][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1349.917622][ T32] r4:84ba8980 ** 6 printk messages dropped ** [ 1349.917873][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.918167][ T32] r5:84896c00 r4:8291a680 ** 3 printk messages dropped ** [ 1349.936576][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.936858][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.937353][ T32] r5:85a3b38c r4:85a3b000 ** 1 printk messages dropped ** [ 1349.937446][ T32] r7:dddced80 r6:83018000 r5:85a3b38c r4:85a6c700 ** 4 printk messages dropped ** [ 1349.937618][ T32] r10:00000000 r9:85a6c700 r8:80287e08 r7:ecdf9e60 r6:857f6a00 r5:84896c00 ** 6 printk messages dropped ** [ 1349.937897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1349.951733][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1349.952048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1349.952485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.953029][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.953059][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.953117][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.953171][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.953232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.953288][ T32] r4:84ba8980 [ 1349.953328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.953393][ T32] INFO: task kworker/0:984:6321 blocked for more than 476 seconds. [ 1349.953432][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.953499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.953568][ T32] task:kworker/0:984 state:D stack:0 pid:6321 tgid:6321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.953639][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.953689][ T32] Call trace: [ 1349.953740][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.953789][ T32] r10:8291a684 r9:ece05d84 r8:00000002 r7:60000113 r6:ece05d8c r5:84893000 [ 1349.953814][ T32] r4:84893000 [ 1349.953833][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.953895][ T32] r5:84893000 r4:8291a680 [ 1349.953962][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.954034][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.954082][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece05e08 [ 1349.954152][ T32] r4:00000000 [ 1349.954177][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.954213][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.954249][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.954317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a71200 [ 1349.954365][ T32] r4:00000000 [ 1349.954389][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.954476][ T32] r9:83018005 r8:84893000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1349.954506][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.954549][ T32] r5:00001000 r4:ebb89000 [ 1349.954569][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.954637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.954721][ T32] r5:85a3b78c r4:85a3b400 [ 1349.954776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.954828][ T32] r7:dddced80 r6:83018000 r5:85a3b78c r4:85a6c780 [ 1349.954848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.954895][ T32] r10:61c88647 r9:84893000 r8:85a6c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.954918][ T32] r4:85a6c780 [ 1349.954936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.954980][ T32] r10:00000000 r9:85a6c780 r8:80287e08 r7:ecde5e60 r6:857f6a80 r5:84893000 [ 1349.955041][ T32] r4:00000001 [ 1349.955064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.955103][ T32] Exception stack(0xece05fb0 to 0xece05ff8) [ 1349.955188][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.955219][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.955245][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.955273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.955295][ T32] r4:85a71e40 [ 1349.955726][ T32] INFO: task kworker/0:984:6321 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1349.955785][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.956273][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1349.956659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 12 printk messages dropped ** [ 1349.957517][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1349.957768][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 3 printk messages dropped ** [ 1349.957882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1349.981437][ T32] r4:84892400 ** 5 printk messages dropped ** [ 1349.981638][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.982023][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1349.982696][ T32] r7:dddced80 r6:83018000 r5:85a3bb8c r4:85a6c800 ** 1 printk messages dropped ** [ 1349.982811][ T32] r10:61c88647 r9:84892400 r8:85a6c82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1349.983244][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.984049][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1349.984268][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1349.984296][ T32] 1d20: bf1e8000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1349.984325][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1349.984349][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.984372][ T32] r5:800f0013 r4:80239bb0 [ 1349.984393][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.984432][ T32] r4:82ac21e4 [ 1349.984452][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.984494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1349.984544][ T32] r4:e05c1dc0 [ 1349.984572][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.984615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1349.984661][ T32] r4:00000000 [ 1349.984685][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.984730][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.984753][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.984794][ T32] r5:00001000 r4:dfd53000 [ 1349.984813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.984851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.985006][ T32] r5:84be0b8c r4:84be0800 [ 1349.985030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.985078][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1349.985100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.985151][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.985352][ T32] r4:84bb2000 [ 1349.985378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.985510][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1349.985536][ T32] r4:00000001 [ 1349.985556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.985593][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1349.985622][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.985655][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.985682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.985711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.985732][ T32] r4:84ba8980 [ 1349.985805][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.985868][ T32] INFO: task kworker/0:986:6325 blocked for more than 476 seconds. [ 1349.985908][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.985933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.986008][ T32] task:kworker/0:986 state:D stack:0 pid:6325 tgid:6325 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.986059][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.986153][ T32] Call trace: [ 1349.986187][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.986234][ T32] r10:8291a684 r9:ece15d84 r8:00000002 r7:60000113 r6:ece15d8c r5:85a1ec00 [ 1349.986257][ T32] r4:85a1ec00 [ 1349.986277][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.986353][ T32] r5:85a1ec00 r4:8291a680 [ 1349.986376][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.986417][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.986485][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece15e08 [ 1349.986511][ T32] r4:00000000 [ 1349.986530][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.986605][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.986807][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.986852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6f5c0 [ 1349.986933][ T32] r4:00000000 [ 1349.986956][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.987004][ T32] r9:83018005 r8:85a1ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1349.987027][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.987070][ T32] r5:00001000 r4:ec68b000 [ 1349.987089][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.987157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.987202][ T32] r5:85a4478c r4:85a44400 [ 1349.987222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.987269][ T32] r7:dddced80 r6:83018000 r5:85a4478c r4:85a6c880 [ 1349.987288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.987334][ T32] r10:61c88647 r9:85a1ec00 r8:85a6c8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.987385][ T32] r4:85a6c880 [ 1349.987447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.987578][ T32] r10:00000000 r9:85a6c880 r8:80287e08 r7:ece0de60 r6:857f6b80 r5:85a1ec00 [ 1349.987617][ T32] r4:00000001 [ 1349.987642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.987679][ T32] Exception stack(0xece15fb0 to 0xece15ff8) [ 1349.987705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.987732][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.987792][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.987907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.987934][ T32] r4:85a6f000 [ 1350.009282][ T32] INFO: task kworker/0:986:6325 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.009493][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.009672][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.009807][ T32] Call trace: [ 1350.009900][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.010041][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.010097][ T32] r4:00000000 [ 1350.010170][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.010279][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1350.010726][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.011170][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.011720][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.012667][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 5 printk messages dropped ** [ 1350.013046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1350.014046][ T32] r5:84890000 r4:8291a680 ** 5 printk messages dropped ** [ 1350.014539][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.015340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.015958][ T32] r4:85a6c900 ** 2 printk messages dropped ** [ 1350.016186][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.016497][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.017542][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.017664][ T32] Call trace: [ 1350.017734][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.017834][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.017911][ T32] r4:00000000 [ 1350.017966][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.018056][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.036268][ T32] 1d20: bf4f3000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.036374][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.036415][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.036472][ T32] r5:800f0013 r4:80239bb0 [ 1350.036502][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.036593][ T32] r4:82ac21e4 [ 1350.036669][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.036723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.036749][ T32] r4:e05c1dc0 [ 1350.036771][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.036865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.036893][ T32] r4:00000000 [ 1350.036914][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.036969][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.037089][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.037140][ T32] r5:00001000 r4:dfd53000 [ 1350.037296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.037370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.037421][ T32] r5:84be0b8c r4:84be0800 [ 1350.037442][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.037580][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.037606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.037781][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.037808][ T32] r4:84bb2000 [ 1350.037904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.037981][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.038032][ T32] r4:00000001 [ 1350.038056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.038229][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.054421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.054480][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.054508][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.054541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.054591][ T32] r4:84ba8980 [ 1350.054622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.054657][ T32] INFO: task kworker/0:988:6328 blocked for more than 476 seconds. [ 1350.054697][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.054724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.054748][ T32] task:kworker/0:988 state:D stack:0 pid:6328 tgid:6328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.054824][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1350.055097][ T32] r10:8291a684 r9:ece21d84 r8:00000002 r7:60000113 r6:ece21d8c r5:84896000 ** 8 printk messages dropped ** [ 1350.055514][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.056261][ T32] r5:85a4438c r4:85a44000 ** 1 printk messages dropped ** [ 1350.056342][ T32] r7:dddced80 r6:83018000 r5:85a4438c r4:85a6c980 ** 1 printk messages dropped ** [ 1350.056504][ T32] r10:61c88647 r9:84896000 r8:85a6c9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1350.056829][ T32] Exception stack(0xece21fb0 to 0xece21ff8) ** 6 printk messages dropped ** [ 1350.057589][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1350.064019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1350.064523][ T32] r5:84be0b8c r4:84be0800 ** 4 printk messages dropped ** [ 1350.064703][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1350.064977][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1350.065243][ T32] INFO: task kworker/0:989:6331 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1350.065746][ T32] r4:85a08c00 ** 5 printk messages dropped ** [ 1350.066032][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.066247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6f300 ** 9 printk messages dropped ** [ 1350.066674][ T32] r7:dddced80 r6:83018000 r5:85a44b8c r4:85a6ca00 ** 1 printk messages dropped ** [ 1350.066808][ T32] r10:61c88647 r9:85a08c00 r8:85a6ca2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1350.067058][ T32] r10:00000000 r9:85a6ca00 r8:80287e08 r7:ece15e60 r6:857f6d00 r5:85a08c00 [ 1350.067102][ T32] r4:00000001 [ 1350.067125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.067161][ T32] Exception stack(0xece2dfb0 to 0xece2dff8) [ 1350.067187][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.067215][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.067257][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.067391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.067439][ T32] r4:85a6f300 [ 1350.067920][ T32] INFO: task kworker/0:989:6331 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.067997][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.085568][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.085737][ T32] Call trace: [ 1350.085821][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.085897][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.085949][ T32] r4:00000000 [ 1350.085975][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.086020][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.086102][ T32] 1d20: bfa48000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.086135][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.086188][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.086216][ T32] r5:800f0013 r4:80239bb0 [ 1350.086238][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.086282][ T32] r4:82ac21e4 [ 1350.086328][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.086375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.086404][ T32] r4:e05c1dc0 [ 1350.086425][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.086466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.086514][ T32] r4:00000000 [ 1350.086544][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.086592][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.086617][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.086660][ T32] r5:00001000 r4:dfd53000 [ 1350.086681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.086747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.086828][ T32] r5:84be0b8c r4:84be0800 [ 1350.086853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.086903][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.086925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.086973][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.086995][ T32] r4:84bb2000 [ 1350.087027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.087102][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.087155][ T32] r4:00000001 [ 1350.087204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.087264][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.087294][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.087322][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.087348][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.087378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.087409][ T32] r4:84ba8980 [ 1350.087432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.087463][ T32] INFO: task kworker/0:990:6334 blocked for more than 476 seconds. [ 1350.087496][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.087521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.087600][ T32] task:kworker/0:990 state:D stack:0 pid:6334 tgid:6334 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.087658][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.087727][ T32] Call trace: [ 1350.087801][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.087853][ T32] r10:8291a684 r9:ece39d84 r8:00000002 r7:60000113 r6:ece39d8c r5:85a08000 [ 1350.087877][ T32] r4:85a08000 [ 1350.087896][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.087938][ T32] r5:85a08000 r4:8291a680 [ 1350.087958][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.087998][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.088079][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece39e08 [ 1350.088135][ T32] r4:00000000 [ 1350.093129][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.093264][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.093337][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.093421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6f800 [ 1350.093452][ T32] r4:00000000 [ 1350.093473][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.093523][ T32] r9:83018005 r8:85a08000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1350.093546][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.093591][ T32] r5:00001000 r4:ec88b000 [ 1350.093613][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.093678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.093752][ T32] r5:85a44f8c r4:85a44c00 [ 1350.093779][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.093854][ T32] r7:dddced80 r6:83018000 r5:85a44f8c r4:85a6ca80 [ 1350.093880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.093928][ T32] r10:61c88647 r9:85a08000 r8:85a6caac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.093952][ T32] r4:85a6ca80 [ 1350.093971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.094017][ T32] r10:00000000 r9:85a6ca80 r8:80287e08 r7:ece2de60 r6:857f6d80 r5:85a08000 [ 1350.094040][ T32] r4:00000001 [ 1350.094077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1350.094504][ T32] r4:85a6f540 ** 3 printk messages dropped ** [ 1350.095172][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.095678][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 8 printk messages dropped ** [ 1350.096228][ T32] r4:e05c1dc0 ** 5 printk messages dropped ** [ 1350.096484][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1350.096901][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.097072][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.097464][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.097954][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdfde08 ** 6 printk messages dropped ** [ 1350.112087][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1350.112573][ T32] r7:dddced80 r6:83018000 r5:85a4578c r4:85a6cb00 ** 3 printk messages dropped ** [ 1350.112739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1350.113106][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1350.113891][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1350.114260][ T32] r5:800f0013 r4:80239bb0 [ 1350.114280][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.114323][ T32] r4:82ac21e4 [ 1350.114371][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.114437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.114461][ T32] r4:e05c1dc0 [ 1350.114482][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.114525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.114547][ T32] r4:00000000 [ 1350.114567][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.114634][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.114661][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.114736][ T32] r5:00001000 r4:dfd53000 [ 1350.114760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.114800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.114844][ T32] r5:84be0b8c r4:84be0800 [ 1350.114870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.114939][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.115048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.115172][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.115206][ T32] r4:84bb2000 [ 1350.115241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.115293][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.115317][ T32] r4:00000001 [ 1350.115337][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.115371][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.115409][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.115439][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.115465][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.115493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.115515][ T32] r4:84ba8980 [ 1350.115586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.115635][ T32] INFO: task kworker/0:992:6337 blocked for more than 476 seconds. [ 1350.115680][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.115707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.115753][ T32] task:kworker/0:992 state:D stack:0 pid:6337 tgid:6337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.115838][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.115884][ T32] Call trace: [ 1350.115971][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.116026][ T32] r10:8291a684 r9:ece35d84 r8:00000002 r7:60000013 r6:ece35d8c r5:851fec00 [ 1350.116075][ T32] r4:851fec00 [ 1350.116100][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.116181][ T32] r5:851fec00 r4:8291a680 [ 1350.116204][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.116273][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.116324][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece35e08 [ 1350.116372][ T32] r4:00000000 [ 1350.116406][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.116468][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.116510][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.116555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6f980 [ 1350.116578][ T32] r4:00000000 [ 1350.116597][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.116673][ T32] r9:83018005 r8:851fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.116700][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1350.116957][ T32] r7:dddced80 r6:83018000 r5:85a4538c r4:85a6cc00 [ 1350.116983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.117118][ T32] r10:00000000 r9:85a6cc00 r8:80287e08 r7:ecdfde60 r6:85a6cc80 r5:851fec00 ** 8 printk messages dropped ** [ 1350.117727][ T32] INFO: task kworker/0:992:6337 is blocked on a mutex likely owned by task kworker/1:204:3660. ** 10 printk messages dropped ** [ 1350.139341][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1350.139677][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1350.140163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1350.140826][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.141234][ T32] task:kworker/0:993 state:D stack:0 pid:6339 tgid:6339 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.141930][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece3de08 ** 9 printk messages dropped ** [ 1350.142683][ T32] r5:00001000 r4:eca0b000 ** 4 printk messages dropped ** [ 1350.142852][ T32] r7:dddced80 r6:83018000 r5:85a45b8c r4:85a6cd00 [ 1350.142875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.142922][ T32] r10:61c88647 r9:851fd400 r8:85a6cd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.142944][ T32] r4:85a6cd00 [ 1350.143025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.143078][ T32] r10:00000000 r9:85a6cd00 r8:80287e08 r7:ecdfde60 r6:85a6cd80 r5:851fd400 [ 1350.143184][ T32] r4:00000001 [ 1350.143209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.143274][ T32] Exception stack(0xece3dfb0 to 0xece3dff8) [ 1350.143331][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.143399][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.143435][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.143488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.143513][ T32] r4:85a6f900 [ 1350.143980][ T32] INFO: task kworker/0:993:6339 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.144022][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.144265][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.144319][ T32] Call trace: [ 1350.144467][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.144524][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.144548][ T32] r4:00000000 [ 1350.144592][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.144645][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.144748][ T32] 1d20: c02e9000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.144782][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.144807][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.144830][ T32] r5:800f0013 r4:80239bb0 [ 1350.144850][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.144917][ T32] r4:82ac21e4 [ 1350.144944][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.144989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.145124][ T32] r4:e05c1dc0 [ 1350.145154][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.145213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.145239][ T32] r4:00000000 [ 1350.145329][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.145398][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.145425][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.145494][ T32] r5:00001000 r4:dfd53000 [ 1350.145517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.145636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.145681][ T32] r5:84be0b8c r4:84be0800 [ 1350.145701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.145748][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.145772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.145818][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.145841][ T32] r4:84bb2000 [ 1350.145861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.145905][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.145928][ T32] r4:00000001 [ 1350.145947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.145980][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.146006][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.146040][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.146068][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.146098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.146523][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.147024][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.147436][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1350.147726][ T32] r7:dddced80 r6:83018000 r5:85a4638c r4:85a6ce00 ** 4 printk messages dropped ** [ 1350.147941][ T32] r10:00000000 r9:85a6ce00 r8:80287e08 r7:ece3de60 r6:85a6ce80 r5:85200000 ** 7 printk messages dropped ** [ 1350.171490][ T32] r4:85a6f900 ** 2 printk messages dropped ** [ 1350.172091][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.172648][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1350.172993][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1350.173313][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1350.173822][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.174262][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1350.174560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1350.175405][ T32] r5:85200c00 r4:8291a680 ** 2 printk messages dropped ** [ 1350.175615][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece45e08 ** 5 printk messages dropped ** [ 1350.175880][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.176009][ T32] r5:00001000 r4:eca2d000 ** 3 printk messages dropped ** [ 1350.176230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.176278][ T32] r7:dddced80 r6:83018000 r5:85a45f8c r4:85a6cf00 [ 1350.176326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.176396][ T32] r10:61c88647 r9:85200c00 r8:85a6cf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.176422][ T32] r4:85a6cf00 [ 1350.176442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.176487][ T32] r10:00000000 r9:85a6cf00 r8:80287e08 r7:ece41e60 r6:85a6cf80 r5:85200c00 [ 1350.176510][ T32] r4:00000001 [ 1350.176555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.176675][ T32] Exception stack(0xece45fb0 to 0xece45ff8) [ 1350.176707][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.176736][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.176792][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.176825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.176900][ T32] r4:85a6fac0 [ 1350.177169][ T32] INFO: task kworker/0:995:6343 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.177204][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.177473][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.177540][ T32] Call trace: [ 1350.177573][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.177682][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.177710][ T32] r4:00000000 [ 1350.177741][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.177887][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.178000][ T32] 1d20: c0729000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.178056][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.178111][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.194455][ T32] r5:800f0013 r4:80239bb0 [ 1350.194544][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.194672][ T32] r4:82ac21e4 [ 1350.194708][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.194755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.194801][ T32] r4:e05c1dc0 [ 1350.194903][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.195029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.195190][ T32] r4:00000000 [ 1350.195217][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.195332][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.195359][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.195441][ T32] r5:00001000 r4:dfd53000 [ 1350.195467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.195581][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.195676][ T32] r5:84be0b8c r4:84be0800 [ 1350.195761][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.195821][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.195923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.195977][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.196001][ T32] r4:84bb2000 [ 1350.196021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1350.196358][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1350.196860][ T32] INFO: task kworker/0:996:6345 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1350.197351][ T32] r4:85201800 ** 4 printk messages dropped ** [ 1350.197625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece49e08 ** 7 printk messages dropped ** [ 1350.197923][ T32] r9:83018005 r8:85201800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 6 printk messages dropped ** [ 1350.212113][ T32] r7:dddced80 r6:83018000 r5:85a4678c r4:85a89000 ** 3 printk messages dropped ** [ 1350.212343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1350.212593][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1350.213731][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1350.214040][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.214065][ T32] r5:800f0013 r4:80239bb0 [ 1350.214112][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.214235][ T32] r4:82ac21e4 [ 1350.214341][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.214446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.214552][ T32] r4:e05c1dc0 [ 1350.214578][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.214623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.214727][ T32] r4:00000000 [ 1350.214767][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.214818][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.214843][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.214886][ T32] r5:00001000 r4:dfd53000 [ 1350.214907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.214947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.214989][ T32] r5:84be0b8c r4:84be0800 [ 1350.215009][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.215056][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.215077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.215152][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.215180][ T32] r4:84bb2000 [ 1350.215307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.215418][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.215466][ T32] r4:00000001 [ 1350.215490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.215573][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.215632][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.215667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.215771][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.215807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.215882][ T32] r4:84ba8980 [ 1350.215994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.216029][ T32] INFO: task kworker/0:997:6347 blocked for more than 476 seconds. [ 1350.216067][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.216223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.216296][ T32] task:kworker/0:997 state:D stack:0 pid:6347 tgid:6347 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.216396][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.216474][ T32] Call trace: [ 1350.216600][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.216708][ T32] r10:8291a684 r9:ece4dd84 r8:00000002 r7:60000113 r6:ece4dd8c r5:85202400 [ 1350.216766][ T32] r4:85202400 [ 1350.216793][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.216837][ T32] r5:85202400 r4:8291a680 [ 1350.216857][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.216895][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.216936][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece4de08 [ 1350.216971][ T32] r4:00000000 [ 1350.216994][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.217041][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.217107][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.217163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84807ec0 [ 1350.217201][ T32] r4:00000000 [ 1350.217222][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.217267][ T32] r9:83018005 r8:85202400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1350.217290][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.217358][ T32] r5:00001000 r4:eca77000 [ 1350.217481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.217526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.217589][ T32] r5:85a46b8c r4:85a46800 [ 1350.217687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.217746][ T32] r7:dddced80 r6:83018000 r5:85a46b8c r4:85a89100 [ 1350.217785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.217866][ T32] r10:61c88647 r9:85202400 r8:85a8912c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.217893][ T32] r4:85a89100 [ 1350.217914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.217985][ T32] r10:00000000 r9:85a89100 r8:80287e08 r7:ece49e60 r6:85a89180 r5:85202400 [ 1350.218013][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1350.218191][ T32] Exception stack(0xece4dfb0 to 0xece4dff8) ** 7 printk messages dropped ** [ 1350.243491][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.244156][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 7 printk messages dropped ** [ 1350.244501][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1350.245051][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1350.245495][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1350.245941][ T32] INFO: task kworker/0:998:6350 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1350.246297][ T32] r4:85203000 ** 4 printk messages dropped ** [ 1350.246493][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece51e08 ** 7 printk messages dropped ** [ 1350.246810][ T32] r9:83018005 r8:85203000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 4 printk messages dropped ** [ 1350.247003][ T32] r5:85a46f8c r4:85a46c00 [ 1350.247028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.247077][ T32] r7:dddced80 r6:83018000 r5:85a46f8c r4:85a89200 [ 1350.247098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.247186][ T32] r10:61c88647 r9:85203000 r8:85a8922c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.247213][ T32] r4:85a89200 [ 1350.247233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.247280][ T32] r10:00000000 r9:85a89200 r8:80287e08 r7:ece4de60 r6:85a89280 r5:85203000 [ 1350.247302][ T32] r4:00000001 [ 1350.247348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.247394][ T32] Exception stack(0xece51fb0 to 0xece51ff8) [ 1350.247466][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.247502][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.247532][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.247585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.247629][ T32] r4:85a71b40 [ 1350.247898][ T32] INFO: task kworker/0:998:6350 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.247940][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.248037][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.256906][ T32] Call trace: [ 1350.257161][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.257242][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.257269][ T32] r4:00000000 [ 1350.257292][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.257362][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.257450][ T32] 1d20: c0f84000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.257485][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.257562][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.257592][ T32] r5:800f0013 r4:80239bb0 [ 1350.257639][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.257688][ T32] r4:82ac21e4 [ 1350.257709][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.257751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.257958][ T32] r4:e05c1dc0 [ 1350.257983][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.258028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.258084][ T32] r4:00000000 [ 1350.258200][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.261727][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.261774][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.261840][ T32] r5:00001000 r4:dfd53000 ** 9 printk messages dropped ** [ 1350.262303][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 13 printk messages dropped ** [ 1350.262983][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1350.263452][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1350.263996][ T32] r7:dddced80 r6:83018000 r5:85a4778c r4:85a89300 ** 4 printk messages dropped ** [ 1350.264159][ T32] r10:00000000 r9:85a89300 r8:80287e08 r7:ece51e60 r6:85a89380 r5:85203c00 [ 1350.264207][ T32] r4:00000001 [ 1350.264280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.264320][ T32] Exception stack(0xece01fb0 to 0xece01ff8) [ 1350.264347][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.264401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.264435][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.264465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.264513][ T32] r4:84807740 [ 1350.264955][ T32] INFO: task kworker/0:999:6351 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.265000][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.265090][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.265191][ T32] Call trace: [ 1350.265225][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.265278][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.265326][ T32] r4:00000000 [ 1350.265350][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.265398][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.265452][ T32] 1d20: c0f84000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.265536][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.265700][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.265746][ T32] r5:800f0013 r4:80239bb0 [ 1350.265770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.265815][ T32] r4:82ac21e4 [ 1350.265837][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.265880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.265929][ T32] r4:e05c1dc0 [ 1350.265980][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.266025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.266049][ T32] r4:00000000 [ 1350.266068][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.266114][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.266187][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.266238][ T32] r5:00001000 r4:dfd53000 [ 1350.266259][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.266325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.266397][ T32] r5:84be0b8c r4:84be0800 [ 1350.266422][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.266481][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.266508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.266581][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.266608][ T32] r4:84bb2000 [ 1350.266681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.266732][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.266756][ T32] r4:00000001 [ 1350.266775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.266839][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.266869][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.266923][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.267030][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.267062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.267086][ T32] r4:84ba8980 [ 1350.267109][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.267135][ T32] INFO: task kworker/0:1000:6353 blocked for more than 476 seconds. [ 1350.267234][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.267262][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.267284][ T32] task:kworker/0:1000 state:D stack:0 pid:6353 tgid:6353 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.267333][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.267375][ T32] Call trace: [ 1350.267425][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.267493][ T32] r10:8291a684 r9:ece55d84 r8:00000002 r7:60000013 r6:ece55d8c r5:85204800 [ 1350.267520][ T32] r4:85204800 [ 1350.267596][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.267655][ T32] r5:85204800 r4:8291a680 [ 1350.267677][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.267733][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.267884][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece55e08 [ 1350.267911][ T32] r4:00000000 [ 1350.267931][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.267965][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.268001][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.268067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8f0c0 [ 1350.287357][ T32] r4:00000000 [ 1350.287468][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.287702][ T32] r9:83018005 r8:85204800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1350.287816][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.287871][ T32] r5:00001000 r4:eca9f000 [ 1350.287894][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.287936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.287978][ T32] r5:85a4738c r4:85a47000 [ 1350.288024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.288093][ T32] r7:dddced80 r6:83018000 r5:85a4738c r4:85a89400 [ 1350.289352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.289473][ T32] r10:61c88647 r9:85204800 r8:85a8942c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.289530][ T32] r4:85a89400 [ 1350.289555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.289607][ T32] r10:00000000 r9:85a89400 r8:80287e08 r7:ece01e60 r6:85a89480 r5:85204800 [ 1350.289647][ T32] r4:00000001 [ 1350.289689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.289734][ T32] Exception stack(0xece55fb0 to 0xece55ff8) [ 1350.289893][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.289963][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.290009][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.290091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.290119][ T32] r4:85a8f1c0 [ 1350.290582][ T32] INFO: task kworker/0:1000:6353 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.290632][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.290833][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.290888][ T32] Call trace: [ 1350.291133][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1350.291654][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.292471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1350.292946][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1350.293568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1350.294414][ T32] r4:85205400 ** 2 printk messages dropped ** [ 1350.294549][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.294597][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.294720][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece5de08 [ 1350.294747][ T32] r4:00000000 [ 1350.294767][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.294816][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.294856][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.294923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8f440 [ 1350.295018][ T32] r4:00000000 [ 1350.295081][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.295131][ T32] r9:83018005 r8:85205400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1350.295153][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.295195][ T32] r5:00001000 r4:ecad3000 [ 1350.295217][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.295256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.295297][ T32] r5:85a47b8c r4:85a47800 [ 1350.295317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.295362][ T32] r7:dddced80 r6:83018000 r5:85a47b8c r4:85a89500 [ 1350.295383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.295450][ T32] r10:61c88647 r9:85205400 r8:85a8952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.295474][ T32] r4:85a89500 [ 1350.295493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.295537][ T32] r10:00000000 r9:85a89500 r8:80287e08 r7:ece01e60 r6:85a89580 r5:85205400 [ 1350.295595][ T32] r4:00000001 [ 1350.295618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.295665][ T32] Exception stack(0xece5dfb0 to 0xece5dff8) [ 1350.295696][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.295777][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.295810][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.295841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.295863][ T32] r4:85a8f100 [ 1350.296137][ T32] INFO: task kworker/0:1001:6355 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.296199][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.296288][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.296335][ T32] Call trace: [ 1350.296426][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.296534][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.296645][ T32] r4:00000000 [ 1350.296669][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.296710][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.296738][ T32] 1d20: c12ff000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.296841][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.296961][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.296991][ T32] r5:800f0013 r4:80239bb0 [ 1350.297012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.297053][ T32] r4:82ac21e4 [ 1350.297074][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.297218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.297246][ T32] r4:e05c1dc0 [ 1350.297265][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.297306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.297357][ T32] r4:00000000 [ 1350.297378][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.297429][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.297452][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.297494][ T32] r5:00001000 r4:dfd53000 ** 1 printk messages dropped ** [ 1350.297575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.332129][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1350.332599][ T32] r4:84ba8980 ** 6 printk messages dropped ** [ 1350.332959][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.333462][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.333775][ T32] r9:83018005 r8:85206000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 ** 6 printk messages dropped ** [ 1350.334488][ T32] r7:dddced80 r6:83018000 r5:85a47f8c r4:85a89600 ** 1 printk messages dropped ** [ 1350.334565][ T32] r10:61c88647 r9:85206000 r8:85a8962c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1350.335152][ T32] Exception stack(0xece61fb0 to 0xece61ff8) ** 6 printk messages dropped ** [ 1350.335899][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1350.336684][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.336891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1350.337502][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1350.349385][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1350.349705][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1350.350056][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.350542][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1350.350958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8f780 [ 1350.350987][ T32] r4:00000000 [ 1350.351008][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.351116][ T32] r9:83018005 r8:85206c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1350.351144][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.351240][ T32] r5:00001000 r4:ecaf7000 [ 1350.351356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.351582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.351634][ T32] r5:85a4c38c r4:85a4c000 [ 1350.351657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.351705][ T32] r7:dddced80 r6:83018000 r5:85a4c38c r4:85a89700 [ 1350.351726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.351789][ T32] r10:61c88647 r9:85206c00 r8:85a8972c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.351970][ T32] r4:85a89700 [ 1350.352177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.352230][ T32] r10:00000000 r9:85a89700 r8:80287e08 r7:ece61e60 r6:85a89780 r5:85206c00 [ 1350.352331][ T32] r4:00000001 [ 1350.352397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.352438][ T32] Exception stack(0xece65fb0 to 0xece65ff8) [ 1350.352465][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.352494][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.352520][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.352548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.352571][ T32] r4:85a8f2c0 [ 1350.352989][ T32] INFO: task kworker/0:1003:6359 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.353024][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.353114][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.353186][ T32] Call trace: [ 1350.353249][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.353302][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.353332][ T32] r4:00000000 [ 1350.353376][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.353435][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.353464][ T32] 1d20: c1a2c000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.353526][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.353581][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.353609][ T32] r5:800f0013 r4:80239bb0 [ 1350.353662][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.353709][ T32] r4:82ac21e4 [ 1350.353758][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.353805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.353828][ T32] r4:e05c1dc0 [ 1350.353848][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.353890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.353913][ T32] r4:00000000 [ 1350.353932][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.354004][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.354031][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.354099][ T32] r5:00001000 r4:dfd53000 [ 1350.354122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.354167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.354211][ T32] r5:84be0b8c r4:84be0800 [ 1350.354256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.354307][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.354343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.354400][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.354424][ T32] r4:84bb2000 [ 1350.354444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.354516][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.354566][ T32] r4:00000001 [ 1350.354624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.354717][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.354795][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.354877][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.355231][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 9 printk messages dropped ** [ 1350.355855][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1350.356209][ T32] r9:83018005 r8:85aa8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 ** 6 printk messages dropped ** [ 1350.356505][ T32] r7:dddced80 r6:83018000 r5:85a4cb8c r4:85a89800 ** 1 printk messages dropped ** [ 1350.356595][ T32] r10:61c88647 r9:85aa8000 r8:85a8982c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.356859][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.357616][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.357751][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 5 printk messages dropped ** [ 1350.389060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.389107][ T32] r4:e05c1dc0 [ 1350.389159][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.389210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.389235][ T32] r4:00000000 [ 1350.389257][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.389307][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.389330][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.389378][ T32] r5:00001000 r4:dfd53000 [ 1350.389410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.389482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.389534][ T32] r5:84be0b8c r4:84be0800 [ 1350.389581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.389643][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.389690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.389745][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.389769][ T32] r4:84bb2000 [ 1350.389790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.389865][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.389919][ T32] r4:00000001 [ 1350.389999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.390099][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.390184][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.390217][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.390246][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.390276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.390299][ T32] r4:84ba8980 [ 1350.390323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.390374][ T32] INFO: task kworker/0:1005:6363 blocked for more than 476 seconds. [ 1350.390440][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.390468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.390493][ T32] task:kworker/0:1005 state:D stack:0 pid:6363 tgid:6363 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.390600][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.390681][ T32] Call trace: [ 1350.390745][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.390801][ T32] r10:8291a684 r9:ece59d84 r8:00000002 r7:60000013 r6:ece59d8c r5:85aa8c00 [ 1350.390825][ T32] r4:85aa8c00 [ 1350.390844][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.390886][ T32] r5:85aa8c00 r4:8291a680 ** 1 printk messages dropped ** [ 1350.390976][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.391019][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece59e08 [ 1350.391043][ T32] r4:00000000 [ 1350.391119][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.391158][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.391196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.391235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8f8c0 [ 1350.391257][ T32] r4:00000000 [ 1350.391277][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.391321][ T32] r9:83018005 r8:85aa8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1350.391343][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.391385][ T32] r5:00001000 r4:ecb03000 [ 1350.391419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.391461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.391526][ T32] r5:85a4c78c r4:85a4c400 [ 1350.391572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.391649][ T32] r7:dddced80 r6:83018000 r5:85a4c78c r4:85a89900 [ 1350.391676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.391829][ T32] r10:61c88647 r9:85aa8c00 r8:85a8992c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.391861][ T32] r4:85a89900 [ 1350.391933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.392051][ T32] r10:00000000 r9:85a89900 r8:80287e08 r7:ece69e60 r6:85a89980 r5:85aa8c00 [ 1350.392078][ T32] r4:00000001 [ 1350.392097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.392132][ T32] Exception stack(0xece59fb0 to 0xece59ff8) [ 1350.392159][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.392187][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.392239][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1350.392763][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.393182][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 11 printk messages dropped ** [ 1350.393802][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 9 printk messages dropped ** [ 1350.394381][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1350.394541][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1350.394996][ T32] INFO: task kworker/0:1006:6364 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1350.395408][ T32] r4:85aaa400 ** 4 printk messages dropped ** [ 1350.395637][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece6de08 ** 7 printk messages dropped ** [ 1350.396040][ T32] r9:83018005 r8:85aaa400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 ** 6 printk messages dropped ** [ 1350.396275][ T32] r7:dddced80 r6:83018000 r5:85a4cf8c r4:85a89a00 ** 1 printk messages dropped ** [ 1350.396374][ T32] r10:61c88647 r9:85aaa400 r8:85a89a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1350.396603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1350.397136][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1350.397738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1350.421678][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 9 printk messages dropped ** [ 1350.422087][ T32] r4:84bb2000 ** 3 printk messages dropped ** [ 1350.422300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1350.422441][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.422469][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.422524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.422575][ T32] r4:84ba8980 [ 1350.422616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.422665][ T32] INFO: task kworker/0:1007:6368 blocked for more than 476 seconds. [ 1350.422701][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.422752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.422880][ T32] task:kworker/0:1007 state:D stack:0 pid:6368 tgid:6368 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.422943][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.423015][ T32] Call trace: [ 1350.423052][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.423106][ T32] r10:8291a684 r9:ece79d84 r8:00000002 r7:60000013 r6:ece79d8c r5:85aabc00 [ 1350.423130][ T32] r4:85aabc00 [ 1350.423150][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.423192][ T32] r5:85aabc00 r4:8291a680 [ 1350.423212][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.423250][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.423316][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece79e08 [ 1350.423344][ T32] r4:00000000 [ 1350.423364][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.423408][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.423444][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.423510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a98400 [ 1350.423626][ T32] r4:00000000 [ 1350.423658][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.423706][ T32] r9:83018005 r8:85aabc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 [ 1350.423728][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.423772][ T32] r5:00001000 r4:ece97000 [ 1350.423792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.423831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.423871][ T32] r5:85a4db8c r4:85a4d800 [ 1350.423914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.423964][ T32] r7:dddced80 r6:83018000 r5:85a4db8c r4:85a89b00 [ 1350.423998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.424049][ T32] r10:61c88647 r9:85aabc00 r8:85a89b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.424074][ T32] r4:85a89b00 [ 1350.424093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.424138][ T32] r10:00000000 r9:85a89b00 r8:80287e08 r7:ece6de60 r6:85a89b80 r5:85aabc00 [ 1350.424160][ T32] r4:00000001 [ 1350.424179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.424213][ T32] Exception stack(0xece79fb0 to 0xece79ff8) [ 1350.424239][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.424267][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.424295][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.424324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.424347][ T32] r4:85a8fc00 [ 1350.424804][ T32] INFO: task kworker/0:1007:6368 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.424844][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.424903][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.425066][ T32] Call trace: [ 1350.425100][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.425152][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.425176][ T32] r4:00000000 [ 1350.425219][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.425263][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.425291][ T32] 1d20: c23d4000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.425320][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.425348][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.425372][ T32] r5:800f0013 r4:80239bb0 [ 1350.425402][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.425450][ T32] r4:82ac21e4 [ 1350.425475][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.425517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.425539][ T32] r4:e05c1dc0 [ 1350.425583][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.425655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 4 printk messages dropped ** [ 1350.425833][ T32] r5:00001000 r4:dfd53000 ** 5 printk messages dropped ** [ 1350.426092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.426405][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.426695][ T32] task:kworker/1:605 state:D stack:0 pid:6369 tgid:6369 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1350.427674][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1350.428082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.438134][ T32] r10:61c88647 r9:85aab000 r8:857f6e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.439016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.439765][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.440228][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 1 printk messages dropped ** [ 1350.440281][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.440349][ T32] r4:82ac21e4 [ 1350.440374][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.440463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.440494][ T32] r4:e05c1dc0 [ 1350.440516][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.440583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.440657][ T32] r4:00000000 [ 1350.440687][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.440753][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.440779][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.440822][ T32] r5:00001000 r4:dfd53000 [ 1350.440871][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.440942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.441004][ T32] r5:84be0b8c r4:84be0800 [ 1350.441028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.441128][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.441154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.441205][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.441255][ T32] r4:84bb2000 [ 1350.441278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.441326][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.441349][ T32] r4:00000001 [ 1350.441446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.441487][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.441514][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.441542][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.441568][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.441596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.441620][ T32] r4:84ba8980 [ 1350.441643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.441674][ T32] INFO: task kworker/0:1008:6371 blocked for more than 476 seconds. [ 1350.441708][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.441787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.441813][ T32] task:kworker/0:1008 state:D stack:0 pid:6371 tgid:6371 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.441887][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.441961][ T32] Call trace: [ 1350.442017][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.442111][ T32] r10:8291a684 r9:ece89d84 r8:00000002 r7:60000013 r6:ece89d8c r5:85aad400 [ 1350.442139][ T32] r4:85aad400 [ 1350.442161][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.442233][ T32] r5:85aad400 r4:8291a680 [ 1350.442258][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.442300][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.442341][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece89e08 [ 1350.442366][ T32] r4:00000000 [ 1350.442385][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.442429][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1350.442636][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1350.443088][ T32] r7:dddced80 r6:83018000 r5:85a4d38c r4:85a89c80 ** 2 printk messages dropped ** [ 1350.443208][ T32] r4:85a89c80 ** 1 printk messages dropped ** [ 1350.443296][ T32] r10:00000000 r9:85a89c80 r8:80287e08 r7:ece79e60 r6:85a89d00 r5:85aad400 ** 10 printk messages dropped ** [ 1350.444002][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.444449][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1350.444861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1350.445384][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1350.445569][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.445749][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.446076][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.446509][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.446930][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1350.447281][ T32] r7:dddced80 r6:83018000 r5:85a4d78c r4:85a89d80 ** 2 printk messages dropped ** [ 1350.447440][ T32] r4:85a89d80 ** 5 printk messages dropped ** [ 1350.447771][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1350.482555][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.482791][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1350.483186][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1350.483875][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1350.484143][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.484315][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1350.484555][ T32] task:kworker/0:1010 state:D stack:0 pid:6375 tgid:6375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.484608][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.484693][ T32] Call trace: [ 1350.484808][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.484860][ T32] r10:8291a684 r9:ecea1d84 r8:00000002 r7:60000013 r6:ecea1d8c r5:85aa9800 [ 1350.484883][ T32] r4:85aa9800 [ 1350.484903][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.484951][ T32] r5:85aa9800 r4:8291a680 [ 1350.484999][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.485043][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.485087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea1e08 [ 1350.485110][ T32] r4:00000000 [ 1350.485130][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.485190][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.485326][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.485371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a98600 [ 1350.485440][ T32] r4:00000000 [ 1350.485465][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.485517][ T32] r9:83018005 r8:85aa9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1350.485540][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.485583][ T32] r5:00001000 r4:ecea3000 [ 1350.485603][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.485668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.485714][ T32] r5:85a4df8c r4:85a4dc00 [ 1350.485735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.485804][ T32] r7:dddced80 r6:83018000 r5:85a4df8c r4:85a89e80 [ 1350.485931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.486129][ T32] r10:61c88647 r9:85aa9800 r8:85a89eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.486156][ T32] r4:85a89e80 [ 1350.486179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.486253][ T32] r10:00000000 r9:85a89e80 r8:80287e08 r7:ece79e60 r6:85a89f00 r5:85aa9800 [ 1350.486281][ T32] r4:00000001 [ 1350.486301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.486364][ T32] Exception stack(0xecea1fb0 to 0xecea1ff8) [ 1350.486405][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.486436][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.486462][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.486491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.486513][ T32] r4:85a98280 [ 1350.486813][ T32] INFO: task kworker/0:1010:6375 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.486874][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.487121][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.487227][ T32] Call trace: [ 1350.487336][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.487417][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.487446][ T32] r4:00000000 [ 1350.487467][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.487509][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.487538][ T32] 1d20: c2a1e000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.487616][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.487646][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.487671][ T32] r5:800f0013 r4:80239bb0 [ 1350.487692][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.487733][ T32] r4:82ac21e4 [ 1350.487755][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.487797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.487847][ T32] r4:e05c1dc0 [ 1350.487927][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.487988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.488015][ T32] r4:00000000 [ 1350.488063][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.498686][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.498782][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.498855][ T32] r5:00001000 r4:dfd53000 [ 1350.498904][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.498952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.499024][ T32] r5:84be0b8c r4:84be0800 [ 1350.499051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.499153][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.499230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.499285][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.499310][ T32] r4:84bb2000 [ 1350.499329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.499471][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.499499][ T32] r4:00000001 [ 1350.499571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.499638][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.499701][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.499742][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.499770][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.499813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.499855][ T32] r4:84ba8980 [ 1350.499923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.499989][ T32] INFO: task kworker/0:1011:6377 blocked for more than 477 seconds. [ 1350.500041][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.500122][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.500155][ T32] task:kworker/0:1011 state:D stack:0 pid:6377 tgid:6377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.500216][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.500264][ T32] Call trace: [ 1350.500296][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.500410][ T32] r10:8291a684 r9:eceadd84 r8:00000002 r7:60000013 r6:eceadd8c r5:84a58000 [ 1350.500498][ T32] r4:84a58000 [ 1350.500544][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.500594][ T32] r5:84a58000 r4:8291a680 [ 1350.500749][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.500807][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.500956][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceade08 [ 1350.501163][ T32] r4:00000000 [ 1350.501259][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1350.501414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a98fc0 ** 8 printk messages dropped ** [ 1350.501728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.501803][ T32] r7:dddced80 r6:83018000 r5:85a4eb8c r4:85a89f80 ** 2 printk messages dropped ** [ 1350.501898][ T32] r4:85a89f80 ** 5 printk messages dropped ** [ 1350.502085][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.502904][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.503380][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 6 printk messages dropped ** [ 1350.503763][ T32] r4:e05c1dc0 [ 1350.503860][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.503908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.503931][ T32] r4:00000000 [ 1350.503976][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.504104][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.504310][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.504409][ T32] r5:00001000 r4:dfd53000 [ 1350.504435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.504500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.504546][ T32] r5:84be0b8c r4:84be0800 [ 1350.504566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.504612][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.504634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.504707][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.504810][ T32] r4:84bb2000 [ 1350.504834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.504904][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.504969][ T32] r4:00000001 [ 1350.505108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.505172][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.505229][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.505261][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.505303][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.505337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.505365][ T32] r4:84ba8980 [ 1350.505397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.505554][ T32] INFO: task kworker/0:1012:6378 blocked for more than 477 seconds. [ 1350.505666][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.505694][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.505716][ T32] task:kworker/0:1012 state:D stack:0 pid:6378 tgid:6378 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.505862][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.505910][ T32] Call trace: [ 1350.505996][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.506044][ T32] r10:8291a684 r9:ece75d84 r8:00000002 r7:60000013 r6:ece75d8c r5:84a58c00 [ 1350.506068][ T32] r4:84a58c00 [ 1350.506088][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.506129][ T32] r5:84a58c00 r4:8291a680 [ 1350.506149][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.506186][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.506227][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece75e08 [ 1350.506250][ T32] r4:00000000 [ 1350.506269][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.506303][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.506363][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.506415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a98800 [ 1350.506464][ T32] r4:00000000 [ 1350.506488][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.506587][ T32] r9:83018005 r8:84a58c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1350.506667][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.506714][ T32] r5:00001000 r4:eceaf000 [ 1350.506735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.506774][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.506815][ T32] r5:85a4e38c r4:85a4e000 [ 1350.506913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.506964][ T32] r7:dddced80 r6:83018000 r5:85a4e38c r4:85a97080 [ 1350.507036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.507139][ T32] r10:61c88647 r9:84a58c00 r8:85a970ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.507216][ T32] r4:85a97080 [ 1350.507239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.507285][ T32] r10:00000000 r9:85a97080 r8:80287e08 r7:eceade60 r6:85a97100 r5:84a58c00 [ 1350.507307][ T32] r4:00000001 [ 1350.507339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.507378][ T32] Exception stack(0xece75fb0 to 0xece75ff8) [ 1350.507423][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.507455][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.507568][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.507609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.507633][ T32] r4:85a98540 [ 1350.507867][ T32] INFO: task kworker/0:1012:6378 is blocked on a mutex likely owned by task kworker/1:204:3660. ** 4 printk messages dropped ** [ 1350.542277][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 6 printk messages dropped ** [ 1350.542810][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.543086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1350.544133][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1350.544407][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1350.544834][ T32] INFO: task kworker/0:1013:6381 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1350.545583][ T32] r4:84a5b000 ** 3 printk messages dropped ** [ 1350.545906][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.546193][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.546434][ T32] r5:85a4e78c r4:85a4e400 [ 1350.546453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.546757][ T32] r4:85a97180 ** 6 printk messages dropped ** [ 1350.547041][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.547802][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.548032][ T32] 1d20: c3122000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 5 printk messages dropped ** [ 1350.555873][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1350.556299][ T32] r5:00001000 r4:dfd53000 [ 1350.556320][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.556443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.556494][ T32] r5:84be0b8c r4:84be0800 [ 1350.556515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.556567][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.556592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.556640][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.556663][ T32] r4:84bb2000 [ 1350.556682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.556754][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.556803][ T32] r4:00000001 [ 1350.556853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.556896][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.556926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.556955][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.557007][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.557040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.557062][ T32] r4:84ba8980 [ 1350.557086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.557118][ T32] INFO: task kworker/1:606:6384 blocked for more than 477 seconds. [ 1350.557151][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.557176][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.557199][ T32] task:kworker/1:606 state:D stack:0 pid:6384 tgid:6384 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.557257][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.557302][ T32] Call trace: [ 1350.557385][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.557448][ T32] r10:8291a684 r9:eced5d84 r8:00000002 r7:60000013 r6:eced5d8c r5:84a59800 [ 1350.557473][ T32] r4:84a59800 [ 1350.557493][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.557535][ T32] r5:84a59800 r4:8291a680 [ 1350.557555][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.557594][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.557636][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced5e08 [ 1350.557658][ T32] r4:00000000 [ 1350.557703][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.557742][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.557909][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.557972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b15d80 [ 1350.557998][ T32] r4:00000000 [ 1350.558091][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.558228][ T32] r9:83018205 r8:84a59800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.571766][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.571941][ T32] r5:00001000 r4:eb57f000 [ 1350.572113][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.572163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.572207][ T32] r5:85adcf8c r4:85adcc00 [ 1350.572228][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.572276][ T32] r7:ddde2d80 r6:83018200 r5:85adcf8c r4:857f6e80 [ 1350.572330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.572417][ T32] r10:61c88647 r9:84a59800 r8:857f6eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.572452][ T32] r4:857f6e80 [ 1350.572510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.572668][ T32] r10:00000000 r9:857f6e80 r8:80287e08 r7:ec955e60 r6:85a97280 r5:84a59800 [ 1350.572695][ T32] r4:00000001 [ 1350.572717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.572758][ T32] Exception stack(0xeced5fb0 to 0xeced5ff8) [ 1350.572865][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.573025][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.573057][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.573088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.573136][ T32] r4:85a7ccc0 [ 1350.573565][ T32] INFO: task kworker/1:606:6384 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.573604][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.573726][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.573880][ T32] Call trace: [ 1350.573917][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.573998][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.574027][ T32] r4:00000000 [ 1350.574048][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.574088][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.574116][ T32] 1d20: c3548000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.574144][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.574170][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.574195][ T32] r5:800f0013 r4:80239bb0 [ 1350.574215][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.574293][ T32] r4:82ac21e4 [ 1350.574317][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.574360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.574406][ T32] r4:e05c1dc0 [ 1350.574433][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.574479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.574579][ T32] r4:00000000 [ 1350.574605][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.574667][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.574695][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.574763][ T32] r5:00001000 r4:dfd53000 [ 1350.574864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.574910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.574953][ T32] r5:84be0b8c r4:84be0800 [ 1350.574973][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.575019][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.575168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.575222][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.575275][ T32] r4:84bb2000 [ 1350.575376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.575444][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.575468][ T32] r4:00000001 [ 1350.575489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.575525][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.575582][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.575636][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.575667][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.575696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.575719][ T32] r4:84ba8980 [ 1350.575754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.575789][ T32] INFO: task kworker/1:607:6385 blocked for more than 477 seconds. [ 1350.575824][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.575849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.575870][ T32] task:kworker/1:607 state:D stack:0 pid:6385 tgid:6385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.575945][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.575987][ T32] Call trace: [ 1350.576016][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.576065][ T32] r10:8291a684 r9:eced9d84 r8:00000002 r7:60000113 r6:eced9d8c r5:84a5c800 [ 1350.576088][ T32] r4:84a5c800 [ 1350.576159][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.576209][ T32] r5:84a5c800 r4:8291a680 [ 1350.576230][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.576296][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.576343][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced9e08 [ 1350.576367][ T32] r4:00000000 [ 1350.576386][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.576453][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.576523][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.576581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a35e80 [ 1350.576608][ T32] r4:00000000 [ 1350.576629][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.576675][ T32] r9:83018205 r8:84a5c800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1350.576696][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.576755][ T32] r5:00001000 r4:ec5c5000 [ 1350.576805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.576875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.576921][ T32] r5:8471f78c r4:8471f400 [ 1350.576947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.576995][ T32] r7:ddde2d80 r6:83018200 r5:8471f78c r4:857f6f00 [ 1350.577016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.577063][ T32] r10:61c88647 r9:84a5c800 r8:857f6f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.577101][ T32] r4:857f6f00 [ 1350.577124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.577170][ T32] r10:00000000 r9:857f6f00 r8:80287e08 r7:eced5e60 r6:85a97300 r5:84a5c800 [ 1350.577192][ T32] r4:00000001 [ 1350.577211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.577245][ T32] Exception stack(0xeced9fb0 to 0xeced9ff8) [ 1350.577297][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.577357][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.577385][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.577446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.577474][ T32] r4:85a7ccc0 [ 1350.577745][ T32] INFO: task kworker/1:607:6385 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.577858][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.577967][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.589562][ T32] Call trace: [ 1350.589823][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.589912][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.589939][ T32] r4:00000000 [ 1350.590041][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.590091][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.590125][ T32] 1d20: c3548000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.590334][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.590365][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.590414][ T32] r5:800f0013 r4:80239bb0 [ 1350.590440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.590489][ T32] r4:82ac21e4 [ 1350.590510][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.590556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.590579][ T32] r4:e05c1dc0 [ 1350.590599][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.590642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.590665][ T32] r4:00000000 [ 1350.590764][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.590818][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.590842][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.590888][ T32] r5:00001000 r4:dfd53000 [ 1350.590908][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.590970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.591018][ T32] r5:84be0b8c r4:84be0800 [ 1350.591039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.591190][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.591217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.591267][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.591289][ T32] r4:84bb2000 [ 1350.591308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.591354][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.591378][ T32] r4:00000001 [ 1350.591429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.591469][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.591496][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.591600][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.591634][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.591689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.591717][ T32] r4:84ba8980 [ 1350.591741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.591772][ T32] INFO: task kworker/0:1014:6388 blocked for more than 477 seconds. [ 1350.591991][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.592047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.592074][ T32] task:kworker/0:1014 state:D stack:0 pid:6388 tgid:6388 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.592205][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.592254][ T32] Call trace: [ 1350.592285][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.592333][ T32] r10:8291a684 r9:eceddd84 r8:00000002 r7:60000113 r6:eceddd8c r5:84a5bc00 [ 1350.592357][ T32] r4:84a5bc00 [ 1350.592378][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.592457][ T32] r5:84a5bc00 r4:8291a680 [ 1350.592518][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.592562][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.592630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecedde08 [ 1350.592657][ T32] r4:00000000 [ 1350.592678][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.592713][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.592915][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.593035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a95100 [ 1350.593062][ T32] r4:00000000 [ 1350.593135][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.593186][ T32] r9:83018005 r8:84a5bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1350.593209][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1350.593463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.593514][ T32] r7:dddced80 r6:83018000 r5:85a4f38c r4:85a97380 [ 1350.593536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.593581][ T32] r10:61c88647 r9:84a5bc00 r8:85a973ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.593620][ T32] r4:85a97380 [ 1350.593645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.593720][ T32] r10:00000000 r9:85a97380 r8:80287e08 r7:eceade60 r6:85a97400 r5:84a5bc00 [ 1350.593768][ T32] r4:00000001 [ 1350.593791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.593852][ T32] Exception stack(0xeceddfb0 to 0xeceddff8) [ 1350.593882][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.593911][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.593964][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.594021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.594047][ T32] r4:85a98d00 [ 1350.594478][ T32] INFO: task kworker/0:1014:6388 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.594537][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.594747][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.594793][ T32] Call trace: [ 1350.594882][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.594938][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.594987][ T32] r4:00000000 [ 1350.595027][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1350.595324][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.595681][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.595951][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1350.596241][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 4 printk messages dropped ** [ 1350.596418][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1350.597053][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 2 printk messages dropped ** [ 1350.597168][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1350.597534][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1350.597975][ T32] r9:83018005 r8:84a5e000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 ** 4 printk messages dropped ** [ 1350.629015][ T32] r5:85a4ef8c r4:85a4ec00 [ 1350.629063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.629248][ T32] r10:61c88647 r9:84a5e000 r8:85a974ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.629533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.630799][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1350.631464][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.631810][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.632033][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.632094][ T32] r5:84be0b8c r4:84be0800 [ 1350.632118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.632194][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.632299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.632351][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.632394][ T32] r4:84bb2000 [ 1350.632418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.632490][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.632518][ T32] r4:00000001 [ 1350.632538][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.632575][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.632652][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.632684][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.632711][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.632753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.632779][ T32] r4:84ba8980 [ 1350.632802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.632986][ T32] INFO: task kworker/0:1016:6392 blocked for more than 477 seconds. [ 1350.633104][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.633133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.633167][ T32] task:kworker/0:1016 state:D stack:0 pid:6392 tgid:6392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.633312][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.633359][ T32] Call trace: [ 1350.633407][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.633461][ T32] r10:8291a684 r9:eced1d84 r8:00000002 r7:60000113 r6:eced1d8c r5:84a5a400 [ 1350.633513][ T32] r4:84a5a400 [ 1350.633537][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.633657][ T32] r5:84a5a400 r4:8291a680 [ 1350.633688][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.633755][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.633802][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced1e08 [ 1350.633826][ T32] r4:00000000 [ 1350.633846][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.633881][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.633916][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.633957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a95540 [ 1350.634008][ T32] r4:00000000 [ 1350.634109][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.634217][ T32] r9:83018005 r8:84a5a400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1350.634294][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.634352][ T32] r5:00001000 r4:ebcad000 [ 1350.634420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.634606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.634666][ T32] r5:85a4fb8c r4:85a4f800 [ 1350.634754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.634808][ T32] r7:dddced80 r6:83018000 r5:85a4fb8c r4:85a97580 [ 1350.634844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.634972][ T32] r10:61c88647 r9:84a5a400 r8:85a975ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.635024][ T32] r4:85a97580 [ 1350.635046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.635142][ T32] r10:00000000 r9:85a97580 r8:80287e08 r7:ecedde60 r6:85a97600 r5:84a5a400 [ 1350.635194][ T32] r4:00000001 [ 1350.635258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.635300][ T32] Exception stack(0xeced1fb0 to 0xeced1ff8) [ 1350.635328][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.635372][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.635417][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.635499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.635603][ T32] r4:85a951c0 [ 1350.635885][ T32] INFO: task kworker/0:1016:6392 is blocked on a mutex likely owned by task kworker/1:204:3660. ** 1 printk messages dropped ** [ 1350.636050][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.636463][ T32] 1d20: c3aee000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 10 printk messages dropped ** [ 1350.637064][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.637283][ T32] r5:00001000 r4:dfd53000 ** 9 printk messages dropped ** [ 1350.637724][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 4 printk messages dropped ** [ 1350.637958][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.658713][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.659033][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.659416][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.659636][ T32] r5:85a4f78c r4:85a4f400 ** 3 printk messages dropped ** [ 1350.659892][ T32] r10:61c88647 r9:84a5ec00 r8:85a976ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1350.660381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.661316][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.661571][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1350.661932][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.662241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.662596][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.662623][ T32] r4:00000001 [ 1350.662643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.662704][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.662734][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.662767][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.662795][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.662891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.662943][ T32] r4:84ba8980 [ 1350.662968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.662999][ T32] INFO: task kworker/0:1018:6396 blocked for more than 477 seconds. [ 1350.663083][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.663113][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.663136][ T32] task:kworker/0:1018 state:D stack:0 pid:6396 tgid:6396 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.663181][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.663274][ T32] Call trace: [ 1350.663310][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.663384][ T32] r10:8291a684 r9:ece71d84 r8:00000002 r7:60000113 r6:ece71d8c r5:84a5d400 [ 1350.663485][ T32] r4:84a5d400 [ 1350.663510][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.663587][ T32] r5:84a5d400 r4:8291a680 [ 1350.663609][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.663649][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.663690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece71e08 [ 1350.663716][ T32] r4:00000000 [ 1350.663749][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.663788][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.663839][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.663907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a95640 [ 1350.663956][ T32] r4:00000000 [ 1350.664005][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.664054][ T32] r9:83018005 r8:84a5d400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1350.664077][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.664119][ T32] r5:00001000 r4:ebcdb000 [ 1350.664139][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.664225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.664273][ T32] r5:85a4ff8c r4:85a4fc00 [ 1350.664320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.664375][ T32] r7:dddced80 r6:83018000 r5:85a4ff8c r4:85a97780 [ 1350.664417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.664469][ T32] r10:61c88647 r9:84a5d400 r8:85a977ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.664492][ T32] r4:85a97780 [ 1350.664512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.664557][ T32] r10:00000000 r9:85a97780 r8:80287e08 r7:eced1e60 r6:85a97800 r5:84a5d400 [ 1350.664579][ T32] r4:00000001 [ 1350.664598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.664633][ T32] Exception stack(0xece71fb0 to 0xece71ff8) [ 1350.664658][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.664763][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.664871][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.665060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.665104][ T32] r4:85a953c0 [ 1350.665360][ T32] INFO: task kworker/0:1018:6396 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.665401][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.665483][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.665533][ T32] Call trace: [ 1350.665563][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.665663][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.665692][ T32] r4:00000000 [ 1350.665765][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.665810][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.665839][ T32] 1d20: c3d54000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.665868][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.665968][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.666099][ T32] r5:800f0013 r4:80239bb0 [ 1350.666187][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.666233][ T32] r4:82ac21e4 [ 1350.666304][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.666376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.666423][ T32] r4:e05c1dc0 [ 1350.666447][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.666491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.666538][ T32] r4:00000000 [ 1350.666663][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.666715][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.666739][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.666781][ T32] r5:00001000 r4:dfd53000 [ 1350.666878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.666922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.666990][ T32] r5:84be0b8c r4:84be0800 [ 1350.667014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.667062][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 4 printk messages dropped ** [ 1350.667376][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 9 printk messages dropped ** [ 1350.668004][ T32] INFO: task kworker/0:1019:6398 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1350.699371][ T32] r4:85aaec00 ** 4 printk messages dropped ** [ 1350.699635][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecee9e08 ** 9 printk messages dropped ** [ 1350.700084][ T32] r5:00001000 r4:ec51f000 ** 2 printk messages dropped ** [ 1350.700209][ T32] r5:85a5838c r4:85a58000 ** 3 printk messages dropped ** [ 1350.700361][ T32] r10:61c88647 r9:85aaec00 r8:85a978ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.700712][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.701588][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 10 printk messages dropped ** [ 1350.702084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1350.703136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.703490][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.703726][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.704246][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.704535][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.705130][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1350.705572][ T32] r7:dddced80 r6:83018000 r5:85a58b8c r4:85a97980 ** 2 printk messages dropped ** [ 1350.705662][ T32] r4:85a97980 [ 1350.705707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.705760][ T32] r10:00000000 r9:85a97980 r8:80287e08 r7:ecee9e60 r6:85a97a00 r5:85ab8000 [ 1350.705809][ T32] r4:00000001 [ 1350.705848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.705914][ T32] Exception stack(0xeceedfb0 to 0xeceedff8) [ 1350.705943][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.705973][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.706000][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.706029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.706052][ T32] r4:85a95440 [ 1350.706327][ T32] INFO: task kworker/0:1020:6400 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.706393][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.706451][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.706497][ T32] Call trace: [ 1350.706527][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.706578][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.706601][ T32] r4:00000000 [ 1350.706621][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.706686][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.706824][ T32] 1d20: c42ef000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.706858][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.706934][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.707090][ T32] r5:800f0013 r4:80239bb0 [ 1350.707129][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.707174][ T32] r4:82ac21e4 [ 1350.707195][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.707248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.707375][ T32] r4:e05c1dc0 [ 1350.707432][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.707500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.707571][ T32] r4:00000000 [ 1350.707632][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.707690][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.707732][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.707803][ T32] r5:00001000 r4:dfd53000 [ 1350.707827][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.707867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.707908][ T32] r5:84be0b8c r4:84be0800 [ 1350.707979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.708084][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.708420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.731288][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.731342][ T32] r4:84bb2000 [ 1350.731367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.731450][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.731500][ T32] r4:00000001 [ 1350.731526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.731592][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.731624][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.731653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.731705][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.731739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.731823][ T32] r4:84ba8980 [ 1350.731850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.731986][ T32] INFO: task kworker/0:1021:6402 blocked for more than 477 seconds. [ 1350.732026][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.732052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.732126][ T32] task:kworker/0:1021 state:D stack:0 pid:6402 tgid:6402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.732248][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.732324][ T32] Call trace: [ 1350.732419][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.732609][ T32] r10:8291a684 r9:ecef1d84 r8:00000002 r7:60000113 r6:ecef1d8c r5:85ab9800 [ 1350.732637][ T32] r4:85ab9800 [ 1350.732658][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.732727][ T32] r5:85ab9800 r4:8291a680 [ 1350.732753][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.732794][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.732837][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef1e08 [ 1350.732937][ T32] r4:00000000 [ 1350.732962][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.732998][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.733036][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.733077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a95a00 [ 1350.733099][ T32] r4:00000000 [ 1350.733143][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.733206][ T32] r9:83018005 r8:85ab9800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 ** 2 printk messages dropped ** [ 1350.733302][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.733384][ T32] r5:85a5878c r4:85a58400 ** 3 printk messages dropped ** [ 1350.733615][ T32] r10:61c88647 r9:85ab9800 r8:85a97aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1350.734189][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1350.735252][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.735687][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1350.736187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 6 printk messages dropped ** [ 1350.736795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.736838][ T32] r5:84be0b8c r4:84be0800 [ 1350.736959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.737012][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.737034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.737106][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.737136][ T32] r4:84bb2000 [ 1350.737156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.737203][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.737227][ T32] r4:00000001 [ 1350.737246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.737350][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.737382][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.737466][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.737576][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.737609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.737686][ T32] r4:84ba8980 [ 1350.737840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.737872][ T32] INFO: task kworker/0:1022:6403 blocked for more than 477 seconds. ** 2 printk messages dropped ** [ 1350.737976][ T32] task:kworker/0:1022 state:D stack:0 pid:6403 tgid:6403 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.757880][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef5e08 ** 9 printk messages dropped ** [ 1350.758785][ T32] r5:00001000 r4:ec8ab000 ** 2 printk messages dropped ** [ 1350.758891][ T32] r5:85a58f8c r4:85a58c00 [ 1350.758911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.759061][ T32] r10:61c88647 r9:85abb000 r8:85a97bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1350.759422][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.760223][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 9 printk messages dropped ** [ 1350.760609][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1350.761248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1350.761685][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.762073][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.762517][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.763062][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1350.763358][ T32] r7:ddde2d80 r6:83018200 r5:8471f38c r4:857f6f80 ** 4 printk messages dropped ** [ 1350.763568][ T32] r10:00000000 r9:857f6f80 r8:80287e08 r7:eced5e60 r6:85a97c80 r5:85abc800 ** 8 printk messages dropped ** [ 1350.764181][ T32] INFO: task kworker/1:608:6407 is blocked on a mutex likely owned by task kworker/1:204:3660. ** 4 printk messages dropped ** [ 1350.764435][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.764483][ T32] r4:00000000 [ 1350.764515][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.764559][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.764587][ T32] 1d20: c49ec000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.764654][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.764684][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.764760][ T32] r5:800f0013 r4:80239bb0 [ 1350.764864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.764962][ T32] r4:82ac21e4 [ 1350.765052][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.765100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.765124][ T32] r4:e05c1dc0 [ 1350.765144][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.765188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.765211][ T32] r4:00000000 [ 1350.765230][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.765273][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.765320][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.765366][ T32] r5:00001000 r4:dfd53000 [ 1350.765414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.765457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.765499][ T32] r5:84be0b8c r4:84be0800 [ 1350.765543][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.765595][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.765643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.765720][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.765798][ T32] r4:84bb2000 [ 1350.765822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.765895][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.765923][ T32] r4:00000001 [ 1350.765967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.766033][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.766113][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.766215][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.766261][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.766318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.766371][ T32] r4:84ba8980 [ 1350.766406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.766435][ T32] INFO: task kworker/1:609:6408 blocked for more than 477 seconds. [ 1350.766489][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.766568][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.766593][ T32] task:kworker/1:609 state:D stack:0 pid:6408 tgid:6408 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.766671][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.766723][ T32] Call trace: [ 1350.766780][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.766856][ T32] r10:8291a684 r9:ecf09d84 r8:00000002 r7:60000113 r6:ecf09d8c r5:85abd400 [ 1350.766882][ T32] r4:85abd400 [ 1350.766914][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.766961][ T32] r5:85abd400 r4:8291a680 [ 1350.766981][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.767019][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.767066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf09e08 [ 1350.767091][ T32] r4:00000000 [ 1350.767136][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.767180][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.767321][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.767367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b152c0 [ 1350.767397][ T32] r4:00000000 [ 1350.767469][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.767520][ T32] r9:83018205 r8:85abd400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1350.767571][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.767743][ T32] r5:8471ef8c r4:8471ec00 [ 1350.767764][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.767948][ T32] r10:61c88647 r9:85abd400 r8:85a9902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1350.790851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1350.791499][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.791725][ T32] 1d20: c4d18000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 6 printk messages dropped ** [ 1350.791985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1350.792506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.792875][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.793044][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.793355][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.794189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf11e08 ** 7 printk messages dropped ** [ 1350.794647][ T32] r9:83018205 r8:85abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 4 printk messages dropped ** [ 1350.794898][ T32] r5:85adc38c r4:85adc000 ** 3 printk messages dropped ** [ 1350.795038][ T32] r10:61c88647 r9:85abbc00 r8:85a990ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1350.795165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.795200][ T32] Exception stack(0xecf11fb0 to 0xecf11ff8) [ 1350.795238][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.795298][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.795384][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.795449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.795477][ T32] r4:85b15140 [ 1350.795755][ T32] INFO: task kworker/1:610:6411 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.795829][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.795970][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.796027][ T32] Call trace: [ 1350.796083][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.796138][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.796161][ T32] r4:00000000 [ 1350.796206][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.796300][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.796412][ T32] 1d20: c4d18000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.796473][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.796503][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.796529][ T32] r5:800f0013 r4:80239bb0 [ 1350.796550][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.796616][ T32] r4:82ac21e4 [ 1350.796640][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.796683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.796718][ T32] r4:e05c1dc0 [ 1350.796741][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.796782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.796805][ T32] r4:00000000 [ 1350.796851][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.796908][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.796947][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.796999][ T32] r5:00001000 r4:dfd53000 [ 1350.797021][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.797087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.797135][ T32] r5:84be0b8c r4:84be0800 [ 1350.797155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.797202][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.797225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.797298][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.797349][ T32] r4:84bb2000 [ 1350.797371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.797425][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.797498][ T32] r4:00000001 [ 1350.797522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.797583][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.797611][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.797640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.797666][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.797696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.797743][ T32] r4:84ba8980 [ 1350.797768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.797794][ T32] INFO: task kworker/1:611:6412 blocked for more than 477 seconds. [ 1350.797849][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.797876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.797925][ T32] task:kworker/1:611 state:D stack:0 pid:6412 tgid:6412 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.797988][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.798065][ T32] Call trace: [ 1350.818969][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.819155][ T32] r10:8291a684 r9:ecf15d84 r8:00000002 r7:60000013 r6:ecf15d8c r5:85abe000 [ 1350.819212][ T32] r4:85abe000 [ 1350.819257][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.819334][ T32] r5:85abe000 r4:8291a680 [ 1350.819359][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.819410][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.819455][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf15e08 [ 1350.819479][ T32] r4:00000000 [ 1350.819498][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1350.819789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b15f00 ** 7 printk messages dropped ** [ 1350.820559][ T32] r5:85adcb8c r4:85adc800 [ 1350.820658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.820853][ T32] r10:61c88647 r9:85abe000 r8:85a9912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1350.821111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1350.821932][ T32] INFO: task kworker/1:611:6412 is blocked on a mutex likely owned by task kworker/1:204:3660. ** 7 printk messages dropped ** [ 1350.822677][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1350.823295][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1350.823444][ T32] r4:e05c1dc0 ** 4 printk messages dropped ** [ 1350.823695][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1350.824181][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1350.824411][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 2 printk messages dropped ** [ 1350.824506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1350.824562][ T32] r4:84ba8980 ** 2 printk messages dropped ** [ 1350.824651][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1350.824840][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.825239][ T32] r5:85abec00 r4:8291a680 ** 1 printk messages dropped ** [ 1350.825306][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.825420][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf19e08 [ 1350.825449][ T32] r4:00000000 [ 1350.825469][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.825505][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.825543][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.825611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8e440 [ 1350.825638][ T32] r4:00000000 [ 1350.825688][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.825738][ T32] r9:83018005 r8:85abec00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1350.825762][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.825840][ T32] r5:00001000 r4:ec8cf000 [ 1350.825865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.825905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.825947][ T32] r5:85a5938c r4:85a59000 [ 1350.825968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.826015][ T32] r7:dddced80 r6:83018000 r5:85a5938c r4:85a97e80 [ 1350.826035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.826103][ T32] r10:61c88647 r9:85abec00 r8:85a97eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.826136][ T32] r4:85a97e80 [ 1350.826160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.826207][ T32] r10:00000000 r9:85a97e80 r8:80287e08 r7:ecef5e60 r6:85a97f00 r5:85abec00 [ 1350.826256][ T32] r4:00000001 [ 1350.826280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.826317][ T32] Exception stack(0xecf19fb0 to 0xecf19ff8) [ 1350.826344][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.826416][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.826451][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.826482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.826530][ T32] r4:85a8e040 [ 1350.826786][ T32] INFO: task kworker/0:1023:6414 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.826926][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.826990][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.827149][ T32] Call trace: [ 1350.827191][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.827260][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.827299][ T32] r4:00000000 [ 1350.827321][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.827414][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.827451][ T32] 1d20: c5146000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.827508][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.827595][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.827626][ T32] r5:800f0013 r4:80239bb0 [ 1350.827675][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.827749][ T32] r4:82ac21e4 [ 1350.827776][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.827820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.827869][ T32] r4:e05c1dc0 [ 1350.827894][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.827939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.827964][ T32] r4:00000000 [ 1350.828060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.857256][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.857452][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.857534][ T32] r5:00001000 r4:dfd53000 [ 1350.857559][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.857602][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.857673][ T32] r5:84be0b8c r4:84be0800 [ 1350.857699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.857751][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.857774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.857824][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.857867][ T32] r4:84bb2000 [ 1350.857892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.857969][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.857996][ T32] r4:00000001 [ 1350.858024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.858067][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.858220][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.860587][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.860642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.860679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.860705][ T32] r4:84ba8980 [ 1350.860731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.860792][ T32] INFO: task kworker/1:612:6440 blocked for more than 477 seconds. [ 1350.860837][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.860917][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.860969][ T32] task:kworker/1:612 state:D stack:0 pid:6440 tgid:6440 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.861062][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.861149][ T32] Call trace: [ 1350.861244][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.861319][ T32] r10:8291a684 r9:ece85d84 r8:00000002 r7:60000113 r6:ece85d8c r5:85ac8000 [ 1350.861348][ T32] r4:85ac8000 [ 1350.861371][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.861422][ T32] r5:85ac8000 r4:8291a680 [ 1350.861444][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.861484][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1350.861639][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.862079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a44040 ** 5 printk messages dropped ** [ 1350.862377][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.862450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.862496][ T32] r5:85ade38c r4:85ade000 [ 1350.862520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.862568][ T32] r7:ddde2d80 r6:83018200 r5:85ade38c r4:85a99180 [ 1350.862633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.862687][ T32] r10:61c88647 r9:85ac8000 r8:85a991ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.862711][ T32] r4:85a99180 [ 1350.862732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.862779][ T32] r10:00000000 r9:85a99180 r8:80287e08 r7:eced5e60 r6:85a88180 r5:85ac8000 [ 1350.862803][ T32] r4:00000001 [ 1350.862823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.862887][ T32] Exception stack(0xece85fb0 to 0xece85ff8) [ 1350.862920][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.862951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.863004][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.863037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.863060][ T32] r4:85b15c40 [ 1350.863479][ T32] INFO: task kworker/1:612:6440 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.863516][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.863932][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1350.864246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1350.864709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.865001][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 9 printk messages dropped ** [ 1350.865444][ T32] INFO: task kworker/1:613:6441 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1350.865851][ T32] r4:85ac9800 ** 4 printk messages dropped ** [ 1350.866102][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece91e08 ** 8 printk messages dropped ** [ 1350.866482][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1350.866699][ T32] r7:ddde2d80 r6:83018200 r5:85add38c r4:85a99200 ** 5 printk messages dropped ** [ 1350.866976][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.867188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.867823][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.867966][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1350.889033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1350.889572][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1350.889863][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.890211][ T32] r4:84ba8980 ** 2 printk messages dropped ** [ 1350.890395][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.890501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.890554][ T32] task:kworker/1:614 state:D stack:0 pid:6443 tgid:6443 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.890699][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.890781][ T32] Call trace: [ 1350.890830][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.890884][ T32] r10:8291a684 r9:ecea9d84 r8:00000002 r7:60000013 r6:ecea9d8c r5:85ac8c00 [ 1350.890907][ T32] r4:85ac8c00 [ 1350.890926][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.891097][ T32] r5:85ac8c00 r4:8291a680 [ 1350.891198][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.891249][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.891342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea9e08 [ 1350.891369][ T32] r4:00000000 [ 1350.891446][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.891513][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.891581][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.891629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b15740 [ 1350.891653][ T32] r4:00000000 [ 1350.891673][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.891718][ T32] r9:83018205 r8:85ac8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1350.891769][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.891835][ T32] r5:00001000 r4:eb971000 [ 1350.891859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.891979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.892025][ T32] r5:85add78c r4:85add400 [ 1350.892045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.892093][ T32] r7:ddde2d80 r6:83018200 r5:85add78c r4:85a99280 [ 1350.892115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.892190][ T32] r10:61c88647 r9:85ac8c00 r8:85a992ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.892269][ T32] r4:85a99280 [ 1350.892311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.892360][ T32] r10:00000000 r9:85a99280 r8:80287e08 r7:ece85e60 r6:85a88280 r5:85ac8c00 [ 1350.892415][ T32] r4:00000001 [ 1350.892439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.892477][ T32] Exception stack(0xecea9fb0 to 0xecea9ff8) [ 1350.892529][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.892561][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.892588][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.892644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.892671][ T32] r4:85b159c0 [ 1350.893092][ T32] INFO: task kworker/1:614:6443 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.893144][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.893257][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.893304][ T32] Call trace: [ 1350.893553][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.893617][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.893665][ T32] r4:00000000 [ 1350.893689][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.893731][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.893886][ T32] 1d20: c588b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.893919][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.893997][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.894102][ T32] r5:800f0013 r4:80239bb0 [ 1350.894134][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.894175][ T32] r4:82ac21e4 [ 1350.894197][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.894238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.894261][ T32] r4:e05c1dc0 [ 1350.894280][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.894320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.894343][ T32] r4:00000000 [ 1350.894393][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.894472][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.894499][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1350.894659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1350.895068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1350.895704][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1350.895999][ T32] r4:85aca400 ** 4 printk messages dropped ** [ 1350.896238][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec1e08 ** 7 printk messages dropped ** [ 1350.896718][ T32] r9:83018205 r8:85aca400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 ** 3 printk messages dropped ** [ 1350.896852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.897455][ T32] r10:00000000 r9:85a99300 r8:80287e08 r7:ece85e60 r6:85a88300 r5:85aca400 ** 10 printk messages dropped ** [ 1350.898395][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.926739][ T32] 1d20: c5c68000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 6 printk messages dropped ** [ 1350.927167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 8 printk messages dropped ** [ 1350.927618][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.927807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.927881][ T32] r5:84be0b8c r4:84be0800 [ 1350.927929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.927981][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1350.928049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.928222][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.938970][ T32] r4:84bb2000 [ 1350.939019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.939094][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1350.939119][ T32] r4:00000001 [ 1350.939161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.939234][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1350.939270][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.939302][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.939330][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.939362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.939385][ T32] r4:84ba8980 [ 1350.939440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.939478][ T32] INFO: task kworker/1:616:6447 blocked for more than 477 seconds. [ 1350.939648][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.939706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.939786][ T32] task:kworker/1:616 state:D stack:0 pid:6447 tgid:6447 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.939955][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.940060][ T32] Call trace: [ 1350.940227][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.940291][ T32] r10:8291a684 r9:ecf41d84 r8:00000002 r7:60000113 r6:ecf41d8c r5:85a09800 [ 1350.940316][ T32] r4:85a09800 [ 1350.940338][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.940382][ T32] r5:85a09800 r4:8291a680 [ 1350.940411][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.940453][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.940495][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf41e08 [ 1350.940537][ T32] r4:00000000 [ 1350.940566][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.940603][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.940667][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.940841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7c440 [ 1350.941045][ T32] r4:00000000 [ 1350.941071][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.941144][ T32] r9:83018205 r8:85a09800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1350.941171][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.941214][ T32] r5:00001000 r4:ebb3d000 [ 1350.941235][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.941296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.941368][ T32] r5:85addf8c r4:85addc00 [ 1350.941399][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.941474][ T32] r7:ddde2d80 r6:83018200 r5:85addf8c r4:85a99380 [ 1350.941526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.941756][ T32] r10:00000000 r9:85a99380 r8:80287e08 r7:ece85e60 r6:85a99400 r5:85a09800 ** 8 printk messages dropped ** [ 1350.942459][ T32] INFO: task kworker/1:616:6447 is blocked on a mutex likely owned by task kworker/1:204:3660. ** 8 printk messages dropped ** [ 1350.943060][ T32] 1d20: c601d000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 9 printk messages dropped ** [ 1350.943697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1350.944037][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 6 printk messages dropped ** [ 1350.944342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1350.944705][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1350.945118][ T32] r5:85a0bc00 r4:8291a680 ** 5 printk messages dropped ** [ 1350.945396][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.945754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.946084][ T32] r10:61c88647 r9:85a0bc00 r8:85a994ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1350.946502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1350.947236][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1350.947477][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.947895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 12 printk messages dropped ** [ 1350.971398][ T32] r4:84bb2000 ** 3 printk messages dropped ** [ 1350.971514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1350.971989][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1350.972202][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1350.972325][ T32] r4:85a0d400 [ 1350.972350][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.972443][ T32] r5:85a0d400 r4:8291a680 [ 1350.972495][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.972539][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.972617][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef9e08 [ 1350.972643][ T32] r4:00000000 [ 1350.972668][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.972705][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.972782][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.972829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9c3c0 [ 1350.972883][ T32] r4:00000000 [ 1350.972907][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.972954][ T32] r9:83018205 r8:85a0d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1350.972978][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.973020][ T32] r5:00001000 r4:ec65d000 [ 1350.973041][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.973080][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.973154][ T32] r5:85adeb8c r4:85ade800 [ 1350.973179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.973225][ T32] r7:ddde2d80 r6:83018200 r5:85adeb8c r4:85a99580 [ 1350.973246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.973292][ T32] r10:61c88647 r9:85a0d400 r8:85a995ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.973314][ T32] r4:85a99580 [ 1350.973347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.973425][ T32] r10:00000000 r9:85a99580 r8:80287e08 r7:ecf45e60 r6:85a99600 r5:85a0d400 [ 1350.973453][ T32] r4:00000001 [ 1350.973474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.973536][ T32] Exception stack(0xecef9fb0 to 0xecef9ff8) [ 1350.973596][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.973630][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.973657][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.973686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.973710][ T32] r4:85a9c000 [ 1350.974142][ T32] INFO: task kworker/1:618:6452 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1350.974181][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.974237][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.974311][ T32] Call trace: [ 1350.974378][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.974437][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1350.974466][ T32] r4:00000000 [ 1350.974513][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.974558][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1350.974611][ T32] 1d20: c6528000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1350.974672][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1350.974706][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.974731][ T32] r5:800f0013 r4:80239bb0 [ 1350.974752][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.974795][ T32] r4:82ac21e4 [ 1350.974817][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.974860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1350.974927][ T32] r4:e05c1dc0 [ 1350.974977][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.975028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1350.975077][ T32] r4:00000000 [ 1350.975101][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.975147][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 1 printk messages dropped ** [ 1350.975241][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1350.975588][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1350.975898][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.976321][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.976770][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf4de08 ** 7 printk messages dropped ** [ 1350.977174][ T32] r9:83018205 r8:85a0e000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 3 printk messages dropped ** [ 1350.977405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.977716][ T32] r10:00000000 r9:85a99680 r8:80287e08 r7:ecef9e60 r6:85a99700 r5:85a0e000 ** 9 printk messages dropped ** [ 1350.999306][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1350.999974][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1351.000369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1351.001098][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.001519][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.001889][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.002483][ T32] r5:85a0ec00 r4:8291a680 ** 5 printk messages dropped ** [ 1351.002719][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.002757][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.002798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9c680 [ 1351.002847][ T32] r4:00000000 [ 1351.002871][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.002915][ T32] r9:83018205 r8:85a0ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.002949][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.003019][ T32] r5:00001000 r4:ec7d1000 [ 1351.003043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.003083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.003126][ T32] r5:85adf38c r4:85adf000 [ 1351.003197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.003247][ T32] r7:ddde2d80 r6:83018200 r5:85adf38c r4:85a99780 [ 1351.003269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.003315][ T32] r10:61c88647 r9:85a0ec00 r8:85a997ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.003363][ T32] r4:85a99780 [ 1351.003395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.003469][ T32] r10:00000000 r9:85a99780 r8:80287e08 r7:ecf4de60 r6:85a99800 r5:85a0ec00 [ 1351.003495][ T32] r4:00000001 [ 1351.003515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.003595][ T32] Exception stack(0xecf55fb0 to 0xecf55ff8) [ 1351.003628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.003678][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.003709][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.003738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.003760][ T32] r4:85a9c2c0 [ 1351.004057][ T32] INFO: task kworker/1:620:6456 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.004093][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.004149][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.004195][ T32] Call trace: [ 1351.004274][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.004351][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.004376][ T32] r4:00000000 [ 1351.004404][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.004445][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.004525][ T32] 1d20: c688e000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.004559][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.004599][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.004652][ T32] r5:800f0013 r4:80239bb0 [ 1351.004678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.004744][ T32] r4:82ac21e4 [ 1351.004820][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.004867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.004891][ T32] r4:e05c1dc0 [ 1351.004925][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.004997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.005027][ T32] r4:00000000 [ 1351.005051][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.005109][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.005170][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.005244][ T32] r5:00001000 r4:dfd53000 [ 1351.005269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.005335][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.005381][ T32] r5:84be0b8c r4:84be0800 [ 1351.005411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.005461][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.005483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.005529][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.005551][ T32] r4:84bb2000 [ 1351.005570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.005616][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.005639][ T32] r4:00000001 [ 1351.005658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.005743][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.005774][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.005802][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.005828][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.005856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.005906][ T32] r4:84ba8980 [ 1351.005932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.005958][ T32] INFO: task kworker/1:621:6459 blocked for more than 477 seconds. [ 1351.005990][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.006015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.006036][ T32] task:kworker/1:621 state:D stack:0 pid:6459 tgid:6459 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.006137][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.006181][ T32] Call trace: [ 1351.006291][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.006341][ T32] r10:8291a684 r9:ecf59d84 r8:00000002 r7:60000113 r6:ecf59d8c r5:85a0c800 ** 2 printk messages dropped ** [ 1351.006469][ T32] r5:85a0c800 r4:8291a680 ** 3 printk messages dropped ** [ 1351.006823][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.007013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9c7c0 ** 6 printk messages dropped ** [ 1351.007331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.007800][ T32] r4:85a99880 ** 6 printk messages dropped ** [ 1351.008064][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.022665][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.022894][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 3 printk messages dropped ** [ 1351.023085][ T32] r5:800f0013 r4:80239bb0 [ 1351.023111][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.023158][ T32] r4:82ac21e4 [ 1351.023180][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.023248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.023275][ T32] r4:e05c1dc0 [ 1351.023296][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.023348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.023371][ T32] r4:00000000 [ 1351.023413][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.023464][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.023524][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.023613][ T32] r5:00001000 r4:dfd53000 [ 1351.023653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.023725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.023799][ T32] r5:84be0b8c r4:84be0800 [ 1351.023824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.023899][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.023925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.023999][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.024075][ T32] r4:84bb2000 [ 1351.024140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.024193][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.024241][ T32] r4:00000001 [ 1351.024323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.024391][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.024421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.024455][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.024484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.024535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.024561][ T32] r4:84ba8980 [ 1351.024609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.024649][ T32] INFO: task kworker/1:622:6461 blocked for more than 477 seconds. [ 1351.024685][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.024710][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.024732][ T32] task:kworker/1:622 state:D stack:0 pid:6461 tgid:6461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.024779][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.024878][ T32] Call trace: [ 1351.024966][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.025050][ T32] r10:8291a684 r9:ecf61d84 r8:00000002 r7:60000013 r6:ecf61d8c r5:85a0b000 [ 1351.025116][ T32] r4:85a0b000 [ 1351.025141][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.025186][ T32] r5:85a0b000 r4:8291a680 [ 1351.025206][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.025270][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.025333][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf61e08 [ 1351.025420][ T32] r4:00000000 [ 1351.025456][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.025523][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.025589][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.025659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9c940 [ 1351.025687][ T32] r4:00000000 [ 1351.025732][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.025782][ T32] r9:83018205 r8:85a0b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.025806][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.025873][ T32] r5:00001000 r4:eca03000 [ 1351.025897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.025963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.026009][ T32] r5:85adfb8c r4:85adf800 [ 1351.026032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.026091][ T32] r7:ddde2d80 r6:83018200 r5:85adfb8c r4:85a99980 [ 1351.026140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.026197][ T32] r10:61c88647 r9:85a0b000 r8:85a999ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.026277][ T32] r4:85a99980 [ 1351.026313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.026391][ T32] r10:00000000 r9:85a99980 r8:80287e08 r7:ecf59e60 r6:85a99a00 r5:85a0b000 [ 1351.026470][ T32] r4:00000001 [ 1351.026493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.026530][ T32] Exception stack(0xecf61fb0 to 0xecf61ff8) [ 1351.026580][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.026621][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.026676][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.026712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.026735][ T32] r4:85a9c640 [ 1351.026993][ T32] INFO: task kworker/1:622:6461 is blocked on a mutex likely owned by task kworker/1:204:3660. ** 2 printk messages dropped ** [ 1351.027212][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.027454][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1351.027783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1351.051412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.051951][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.052124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.052401][ T32] task:kworker/1:623 state:D stack:0 pid:6462 tgid:6462 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.052472][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.052561][ T32] Call trace: [ 1351.052623][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.052679][ T32] r10:8291a684 r9:ecf51d84 r8:00000002 r7:60000113 r6:ecf51d8c r5:85a0a400 [ 1351.052720][ T32] r4:85a0a400 [ 1351.052748][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.052792][ T32] r5:85a0a400 r4:8291a680 [ 1351.052813][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.052852][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.052893][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf51e08 [ 1351.052915][ T32] r4:00000000 [ 1351.052934][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.052967][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.053005][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.053047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9cb80 [ 1351.053095][ T32] r4:00000000 [ 1351.053130][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1351.053321][ T32] r5:00001000 r4:eca2b000 ** 1 printk messages dropped ** [ 1351.053414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.053606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.054056][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.054707][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.054871][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1351.055153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1351.055675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.056043][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1351.056312][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1351.056553][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.056869][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.057353][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.057535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.057739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1351.057839][ T32] r4:85a99b80 ** 3 printk messages dropped ** [ 1351.057984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.058044][ T32] Exception stack(0xecf65fb0 to 0xecf65ff8) [ 1351.058073][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.058114][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.078928][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.078990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.079016][ T32] r4:85a9ca00 [ 1351.079432][ T32] INFO: task kworker/1:624:6464 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.079473][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.079646][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.079800][ T32] Call trace: [ 1351.079857][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.079953][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.079981][ T32] r4:00000000 [ 1351.080004][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.080208][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.080326][ T32] 1d20: c7130000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.080576][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.081032][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.081070][ T32] r5:800f0013 r4:80239bb0 [ 1351.081094][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.081140][ T32] r4:82ac21e4 [ 1351.081160][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.081253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.081366][ T32] r4:e05c1dc0 [ 1351.081479][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.081526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.081602][ T32] r4:00000000 [ 1351.081626][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.081714][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.081828][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.081878][ T32] r5:00001000 r4:dfd53000 [ 1351.082226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.082276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.082321][ T32] r5:84be0b8c r4:84be0800 [ 1351.082366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.082473][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.082500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.082551][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.082575][ T32] r4:84bb2000 [ 1351.082627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.082683][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.082707][ T32] r4:00000001 [ 1351.083464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.083562][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.083596][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.083737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.083799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.083841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.083864][ T32] r4:84ba8980 [ 1351.083886][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.083915][ T32] INFO: task kworker/1:625:6467 blocked for more than 477 seconds. [ 1351.083968][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.083996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.084021][ T32] task:kworker/1:625 state:D stack:0 pid:6467 tgid:6467 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.084071][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.084415][ T32] Call trace: [ 1351.084446][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.084554][ T32] r10:8291a684 r9:ecf69d84 r8:00000002 r7:60000013 r6:ecf69d8c r5:859e6c00 [ 1351.084586][ T32] r4:859e6c00 [ 1351.084609][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.084686][ T32] r5:859e6c00 r4:8291a680 [ 1351.084710][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.084800][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.084848][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf69e08 [ 1351.084872][ T32] r4:00000000 [ 1351.084891][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.084957][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1351.085499][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.085818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.085865][ T32] r5:85ae478c r4:85ae4400 ** 2 printk messages dropped ** [ 1351.085955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.086695][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.115241][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.115982][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 3 printk messages dropped ** [ 1351.116159][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1351.116618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1351.117277][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 4 printk messages dropped ** [ 1351.117576][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 5 printk messages dropped ** [ 1351.117976][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1351.132008][ T32] INFO: task kworker/1:626:6468 blocked for more than 477 seconds. [ 1351.132053][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.132080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.132104][ T32] task:kworker/1:626 state:D stack:0 pid:6468 tgid:6468 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.132182][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.132313][ T32] Call trace: [ 1351.132354][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.132419][ T32] r10:8291a684 r9:ecf6dd84 r8:00000002 r7:60000013 r6:ecf6dd8c r5:85940000 [ 1351.132470][ T32] r4:85940000 [ 1351.132546][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.132596][ T32] r5:85940000 r4:8291a680 [ 1351.132618][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.132671][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.132718][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf6de08 [ 1351.132768][ T32] r4:00000000 [ 1351.132972][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.133012][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.133051][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.133168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9cdc0 [ 1351.133196][ T32] r4:00000000 [ 1351.133217][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.133367][ T32] r9:83018205 r8:85940000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1351.133506][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.133574][ T32] r5:00001000 r4:eca6b000 [ 1351.133626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.133723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.133771][ T32] r5:85ae438c r4:85ae4000 [ 1351.133845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.133960][ T32] r7:ddde2d80 r6:83018200 r5:85ae438c r4:85a99d80 [ 1351.133989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.134039][ T32] r10:61c88647 r9:85940000 r8:85a99dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.134063][ T32] r4:85a99d80 [ 1351.134187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.134250][ T32] r10:00000000 r9:85a99d80 r8:80287e08 r7:ecf69e60 r6:85a99e00 r5:85940000 [ 1351.134274][ T32] r4:00000001 [ 1351.134344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.134391][ T32] Exception stack(0xecf6dfb0 to 0xecf6dff8) [ 1351.134478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.134543][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.134624][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.134675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.134699][ T32] r4:85a9cc40 [ 1351.135135][ T32] INFO: task kworker/1:626:6468 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.135175][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.135307][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.135357][ T32] Call trace: [ 1351.135391][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.135447][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.135471][ T32] r4:00000000 [ 1351.135491][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.135531][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.135626][ T32] 1d20: c7738000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.135664][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.135690][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1351.135801][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.135983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1351.136476][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1351.136843][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1351.137051][ T32] INFO: task kworker/1:627:6471 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1351.137433][ T32] r5:85940c00 r4:8291a680 ** 2 printk messages dropped ** [ 1351.137533][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf71e08 ** 7 printk messages dropped ** [ 1351.137996][ T32] r9:83018205 r8:85940c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 ** 3 printk messages dropped ** [ 1351.147056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.147524][ T32] r10:00000000 r9:85a99e80 r8:80287e08 r7:ecf69e60 r6:85a99f00 r5:85940c00 ** 6 printk messages dropped ** [ 1351.147838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1351.159743][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.160061][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 9 printk messages dropped ** [ 1351.160700][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.161199][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1351.161610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1351.161870][ T32] INFO: task kworker/1:628:6472 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1351.162375][ T32] r4:85941800 ** 2 printk messages dropped ** [ 1351.162531][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1351.162883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a8eec0 [ 1351.162910][ T32] r4:00000000 [ 1351.162931][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.162975][ T32] r9:83018205 r8:85941800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1351.162997][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.163037][ T32] r5:00001000 r4:ecaa7000 [ 1351.163058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.163150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.163223][ T32] r5:85ae4b8c r4:85ae4800 [ 1351.163247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.163320][ T32] r7:ddde2d80 r6:83018200 r5:85ae4b8c r4:85a99f80 [ 1351.163345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.163421][ T32] r10:61c88647 r9:85941800 r8:85a99fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.163446][ T32] r4:85a99f80 [ 1351.163473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.163576][ T32] r10:00000000 r9:85a99f80 r8:80287e08 r7:ecf71e60 r6:85a78000 r5:85941800 [ 1351.163653][ T32] r4:00000001 [ 1351.163679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.163720][ T32] Exception stack(0xecf79fb0 to 0xecf79ff8) [ 1351.163784][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.163817][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.163844][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.163897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.163944][ T32] r4:85b1d940 [ 1351.164291][ T32] INFO: task kworker/1:628:6472 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.164327][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.164442][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.164488][ T32] Call trace: [ 1351.164643][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.164752][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.164781][ T32] r4:00000000 [ 1351.164802][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.164843][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.164871][ T32] 1d20: c78ed000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.164951][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.164980][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.165004][ T32] r5:800f0013 r4:80239bb0 [ 1351.165099][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.165193][ T32] r4:82ac21e4 [ 1351.165299][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.165347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.165389][ T32] r4:e05c1dc0 [ 1351.165413][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.165455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.165477][ T32] r4:00000000 [ 1351.165523][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.165572][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.165594][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.165720][ T32] r5:00001000 r4:dfd53000 [ 1351.165773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.165816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.165858][ T32] r5:84be0b8c r4:84be0800 [ 1351.165923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.166004][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.166077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.166131][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.166171][ T32] r4:84bb2000 [ 1351.166194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.166267][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.166306][ T32] r4:00000001 [ 1351.166335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.166394][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.166442][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.166473][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.166527][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.166560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.166583][ T32] r4:84ba8980 [ 1351.166632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.166692][ T32] INFO: task kworker/1:629:6474 blocked for more than 477 seconds. [ 1351.166747][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.166775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.166822][ T32] task:kworker/1:629 state:D stack:0 pid:6474 tgid:6474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.166900][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.167045][ T32] Call trace: [ 1351.167139][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.167190][ T32] r10:8291a684 r9:ecf75d84 r8:00000002 r7:60000013 r6:ecf75d8c r5:85942400 [ 1351.167214][ T32] r4:85942400 [ 1351.167259][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.167306][ T32] r5:85942400 r4:8291a680 [ 1351.167326][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.167366][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.167413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf75e08 [ 1351.167435][ T32] r4:00000000 [ 1351.167454][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.167488][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.167572][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.167633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b1df80 [ 1351.167689][ T32] r4:00000000 [ 1351.167731][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.167785][ T32] r9:83018205 r8:85942400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1351.167809][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.167910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.168065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.190237][ T32] r10:00000000 r9:85a78080 r8:80287e08 r7:ecf71e60 r6:85a78100 r5:85942400 ** 4 printk messages dropped ** [ 1351.190670][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.191422][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.191650][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.191709][ T32] Call trace: [ 1351.191788][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.191848][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.191898][ T32] r4:00000000 [ 1351.191923][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.192017][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.192050][ T32] 1d20: c7b9b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.192081][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.192106][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.192134][ T32] r5:800f0013 r4:80239bb0 [ 1351.192155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.192199][ T32] r4:82ac21e4 [ 1351.192218][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.192301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.192329][ T32] r4:e05c1dc0 [ 1351.192440][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.192489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.192518][ T32] r4:00000000 [ 1351.192540][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.192588][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.192611][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.192660][ T32] r5:00001000 r4:dfd53000 [ 1351.192707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.192777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.192849][ T32] r5:84be0b8c r4:84be0800 [ 1351.192899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.192990][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.193017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.193071][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.193096][ T32] r4:84bb2000 [ 1351.193189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.193267][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.193320][ T32] r4:00000001 [ 1351.193345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.193386][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.193489][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.193523][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.193551][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.193605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.193631][ T32] r4:84ba8980 [ 1351.193679][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.193713][ T32] INFO: task kworker/1:630:6476 blocked for more than 477 seconds. [ 1351.193774][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.193805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.193833][ T32] task:kworker/1:630 state:D stack:0 pid:6476 tgid:6476 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.194089][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.194281][ T32] Call trace: [ 1351.194313][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.194361][ T32] r10:8291a684 r9:ecf7dd84 r8:00000002 r7:60000013 r6:ecf7dd8c r5:85943000 [ 1351.194384][ T32] r4:85943000 [ 1351.194405][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.194471][ T32] r5:85943000 r4:8291a680 [ 1351.194623][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.194684][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.194728][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf7de08 [ 1351.194775][ T32] r4:00000000 [ 1351.194825][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.194868][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.194904][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.194944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6d140 [ 1351.194967][ T32] r4:00000000 [ 1351.194986][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.195035][ T32] r9:83018205 r8:85943000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.195064][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.195192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.195235][ T32] r5:85ae538c r4:85ae5000 ** 2 printk messages dropped ** [ 1351.195324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.195875][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.196763][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1351.197224][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1351.197464][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1351.197831][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1351.215962][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1351.216210][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 4 printk messages dropped ** [ 1351.216411][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1351.216731][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.217039][ T32] r5:85943c00 r4:8291a680 [ 1351.217085][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.217128][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.217223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf81e08 [ 1351.217251][ T32] r4:00000000 [ 1351.217381][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.217424][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.217465][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.217635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6d300 [ 1351.217744][ T32] r4:00000000 [ 1351.217942][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.218001][ T32] r9:83018205 r8:85943c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.218039][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.218112][ T32] r5:00001000 r4:ecafb000 [ 1351.218198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.228705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.228850][ T32] r5:85ae578c r4:85ae5400 [ 1351.228880][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.228941][ T32] r7:ddde2d80 r6:83018200 r5:85ae578c r4:85a78280 [ 1351.228966][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.229015][ T32] r10:61c88647 r9:85943c00 r8:85a782ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.229037][ T32] r4:85a78280 [ 1351.229111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.229238][ T32] r10:00000000 r9:85a78280 r8:80287e08 r7:ecf71e60 r6:85a78300 r5:85943c00 [ 1351.229273][ T32] r4:00000001 [ 1351.229296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.229336][ T32] Exception stack(0xecf81fb0 to 0xecf81ff8) [ 1351.229393][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.229445][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.229529][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.229562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.229612][ T32] r4:85a6d180 [ 1351.230043][ T32] INFO: task kworker/1:631:6479 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.230083][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.230220][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.230327][ T32] Call trace: [ 1351.230386][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.230443][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.230467][ T32] r4:00000000 [ 1351.230487][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.230525][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.230553][ T32] 1d20: c8128000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.230590][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.230647][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.230697][ T32] r5:800f0013 r4:80239bb0 [ 1351.230722][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.230845][ T32] r4:82ac21e4 [ 1351.230872][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.230943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 2 printk messages dropped ** [ 1351.231190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1351.231853][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 6 printk messages dropped ** [ 1351.232123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1351.232359][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1351.232663][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.233091][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1351.233727][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1351.233896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1351.234331][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.234695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.235764][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1351.236027][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.236287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 12 printk messages dropped ** [ 1351.237075][ T32] r4:84bb2000 ** 2 printk messages dropped ** [ 1351.237258][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1351.237433][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.237695][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.237719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.237740][ T32] task:kworker/1:633 state:D stack:0 pid:6481 tgid:6481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.237788][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.237870][ T32] Call trace: [ 1351.238029][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.238083][ T32] r10:8291a684 r9:ecf89d84 r8:00000002 r7:60000113 r6:ecf89d8c r5:85945400 [ 1351.260919][ T32] r4:85945400 [ 1351.261017][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.261096][ T32] r5:85945400 r4:8291a680 [ 1351.261137][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.261184][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.261230][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf89e08 [ 1351.261253][ T32] r4:00000000 [ 1351.261273][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.261308][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.261373][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.261432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6d680 [ 1351.261455][ T32] r4:00000000 [ 1351.261493][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.261544][ T32] r9:83018205 r8:85945400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1351.261566][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.261613][ T32] r5:00001000 r4:ecc57000 [ 1351.261633][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.261673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.261739][ T32] r5:85ae5f8c r4:85ae5c00 [ 1351.261777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.261844][ T32] r7:ddde2d80 r6:83018200 r5:85ae5f8c r4:85a78480 [ 1351.261869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.261918][ T32] r10:61c88647 r9:85945400 r8:85a784ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.261941][ T32] r4:85a78480 [ 1351.261962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.262008][ T32] r10:00000000 r9:85a78480 r8:80287e08 r7:ecf71e60 r6:85a78500 r5:85945400 [ 1351.262030][ T32] r4:00000001 [ 1351.262049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.262087][ T32] Exception stack(0xecf89fb0 to 0xecf89ff8) [ 1351.262117][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.262147][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.262188][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.262220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.262243][ T32] r4:85a6d500 [ 1351.262677][ T32] INFO: task kworker/1:633:6481 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.262716][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.262842][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.262896][ T32] Call trace: [ 1351.262979][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.263036][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.263063][ T32] r4:00000000 [ 1351.263084][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.263123][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.263151][ T32] 1d20: c8415000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.263180][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.263221][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.263272][ T32] r5:800f0013 r4:80239bb0 [ 1351.263309][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.263354][ T32] r4:82ac21e4 [ 1351.263375][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.263429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.263452][ T32] r4:e05c1dc0 [ 1351.263489][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.263537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.263672][ T32] r4:00000000 [ 1351.263706][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.263755][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.263779][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.263828][ T32] r5:00001000 r4:dfd53000 [ 1351.263864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.263909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.263959][ T32] r5:84be0b8c r4:84be0800 [ 1351.264004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.264082][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.264167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.264222][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.264246][ T32] r4:84bb2000 [ 1351.264265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.264337][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.264364][ T32] r4:00000001 [ 1351.264414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.264531][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 3 printk messages dropped ** [ 1351.264698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1351.265099][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1351.265508][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.265670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6db00 ** 6 printk messages dropped ** [ 1351.265878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.265918][ T32] r5:85ae638c r4:85ae6000 ** 2 printk messages dropped ** [ 1351.266106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1351.266582][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.267091][ T32] Call trace: ** 5 printk messages dropped ** [ 1351.267333][ T32] 1d20: c8415000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 6 printk messages dropped ** [ 1351.267783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1351.268149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.288927][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.289124][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.289443][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.289756][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.290166][ T32] r9:83018205 r8:85b91800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 ** 6 printk messages dropped ** [ 1351.290462][ T32] r7:ddde2d80 r6:83018200 r5:85ae6f8c r4:85a78680 ** 2 printk messages dropped ** [ 1351.290580][ T32] r4:85a78680 ** 6 printk messages dropped ** [ 1351.290792][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1351.291311][ T32] INFO: task kworker/1:635:6487 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.291347][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.291420][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.291495][ T32] Call trace: [ 1351.291568][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.291625][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.291651][ T32] r4:00000000 [ 1351.291671][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.291709][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.291737][ T32] 1d20: c8867000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.291765][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.291789][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.291813][ T32] r5:800f0013 r4:80239bb0 [ 1351.291833][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.291872][ T32] r4:82ac21e4 [ 1351.291892][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.291933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.291955][ T32] r4:e05c1dc0 [ 1351.291975][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.292016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.292038][ T32] r4:00000000 [ 1351.292057][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.292101][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.292150][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.292201][ T32] r5:00001000 r4:dfd53000 [ 1351.292223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.292264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.292306][ T32] r5:84be0b8c r4:84be0800 [ 1351.292351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.292437][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.292493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.292569][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.292597][ T32] r4:84bb2000 [ 1351.292670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.292734][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.292761][ T32] r4:00000001 [ 1351.292780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.292817][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.292869][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.292900][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.292927][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.293008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.293033][ T32] r4:84ba8980 [ 1351.293072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.293101][ T32] INFO: task kworker/1:636:6490 blocked for more than 477 seconds. [ 1351.293181][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.293209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.293230][ T32] task:kworker/1:636 state:D stack:0 pid:6490 tgid:6490 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.293274][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.293369][ T32] Call trace: [ 1351.293547][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.293600][ T32] r10:8291a684 r9:ecfa1d84 r8:00000002 r7:60000013 r6:ecfa1d8c r5:85b90c00 [ 1351.293625][ T32] r4:85b90c00 [ 1351.293645][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.293737][ T32] r5:85b90c00 r4:8291a680 [ 1351.293778][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.293873][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.293946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfa1e08 [ 1351.293998][ T32] r4:00000000 [ 1351.294047][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.294086][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.294122][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.294174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a6de80 [ 1351.294201][ T32] r4:00000000 [ 1351.294252][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1351.294393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.294433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.294697][ T32] r10:61c88647 r9:85b90c00 r8:85a787ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.295005][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.295668][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.295897][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1351.296163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1351.296669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.297078][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1351.297336][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1351.297569][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.297947][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.325818][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.325956][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.326126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.326176][ T32] r10:61c88647 r9:85b93000 r8:85a788ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.326198][ T32] r4:85a78880 [ 1351.326218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.326265][ T32] r10:00000000 r9:85a78880 r8:80287e08 r7:ecf99e60 r6:85a78900 r5:85b93000 [ 1351.326287][ T32] r4:00000001 [ 1351.326332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.326375][ T32] Exception stack(0xecfa5fb0 to 0xecfa5ff8) [ 1351.326411][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.326440][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.326467][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.326528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.326557][ T32] r4:85a6df00 [ 1351.326969][ T32] INFO: task kworker/1:637:6491 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.327006][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.327082][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.327160][ T32] Call trace: [ 1351.327262][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.327346][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.327379][ T32] r4:00000000 [ 1351.327412][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.327454][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.327494][ T32] 1d20: c8db5000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.327565][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.327602][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.327652][ T32] r5:800f0013 r4:80239bb0 [ 1351.327703][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.327748][ T32] r4:82ac21e4 [ 1351.327769][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.327812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.327834][ T32] r4:e05c1dc0 [ 1351.327878][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.327924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.327947][ T32] r4:00000000 [ 1351.327967][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.328011][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.328033][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.328076][ T32] r5:00001000 r4:dfd53000 [ 1351.328096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.333551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.333684][ T32] r5:84be0b8c r4:84be0800 [ 1351.333715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.333767][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.333812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.333872][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.333897][ T32] r4:84bb2000 [ 1351.333919][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.333968][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.334017][ T32] r4:00000001 [ 1351.334068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.334110][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.334141][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.334246][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.334278][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.334307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.334329][ T32] r4:84ba8980 [ 1351.334353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.334422][ T32] INFO: task kworker/1:638:6495 blocked for more than 477 seconds. [ 1351.334463][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.334516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.334543][ T32] task:kworker/1:638 state:D stack:0 pid:6495 tgid:6495 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.334601][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.334711][ T32] Call trace: [ 1351.334770][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.334845][ T32] r10:8291a684 r9:ecf8dd84 r8:00000002 r7:60000113 r6:ecf8dd8c r5:85acc800 [ 1351.334873][ T32] r4:85acc800 [ 1351.334943][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.334999][ T32] r5:85acc800 r4:8291a680 [ 1351.335023][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.335063][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.335105][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf8de08 [ 1351.335128][ T32] r4:00000000 [ 1351.335147][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.335183][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.335220][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.335261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a66540 [ 1351.335284][ T32] r4:00000000 [ 1351.335330][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.335382][ T32] r9:83018205 r8:85acc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 ** 3 printk messages dropped ** [ 1351.335572][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.335621][ T32] r5:85ae7b8c r4:85ae7800 [ 1351.335666][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.335966][ T32] r10:00000000 r9:85a78a00 r8:80287e08 r7:ecfa5e60 r6:85a88380 r5:85acc800 ** 8 printk messages dropped ** [ 1351.336677][ T32] INFO: task kworker/1:638:6495 is blocked on a mutex likely owned by task kworker/1:204:3660. ** 9 printk messages dropped ** [ 1351.337161][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1351.337524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1351.338108][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1351.356838][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1351.357116][ T32] INFO: task kworker/1:639:6497 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1351.357485][ T32] r4:85acb000 ** 4 printk messages dropped ** [ 1351.357689][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf95e08 ** 5 printk messages dropped ** [ 1351.357962][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.360831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.360993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1351.361231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1351.362274][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.362786][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1351.363012][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.363217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 5 printk messages dropped ** [ 1351.363516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1351.363727][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.363749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.363809][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.363835][ T32] r4:84bb2000 [ 1351.363854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.363918][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.363945][ T32] r4:00000001 [ 1351.363965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.364001][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.364027][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.364055][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.364081][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.364109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.364154][ T32] r4:84ba8980 [ 1351.364179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.364208][ T32] INFO: task kworker/1:640:6499 blocked for more than 477 seconds. [ 1351.364241][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.364267][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.364288][ T32] task:kworker/1:640 state:D stack:0 pid:6499 tgid:6499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.364333][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.364394][ T32] Call trace: [ 1351.364458][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.364508][ T32] r10:8291a684 r9:ecfbdd84 r8:00000002 r7:60000013 r6:ecfbdd8c r5:85acd400 [ 1351.364555][ T32] r4:85acd400 [ 1351.364579][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.364648][ T32] r5:85acd400 r4:8291a680 [ 1351.364673][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.364713][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.364783][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfbde08 [ 1351.364876][ T32] r4:00000000 [ 1351.364899][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.364937][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.364973][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.365015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a668c0 [ 1351.365062][ T32] r4:00000000 [ 1351.365111][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.365186][ T32] r9:83018205 r8:85acd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1351.365266][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.365312][ T32] r5:00001000 r4:ecfc5000 [ 1351.365375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.365439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.365583][ T32] r5:85af078c r4:85af0400 [ 1351.365620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.365677][ T32] r7:ddde2d80 r6:83018200 r5:85af078c r4:85a78b00 [ 1351.365724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.365803][ T32] r10:61c88647 r9:85acd400 r8:85a78b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.365829][ T32] r4:85a78b00 [ 1351.365849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.365921][ T32] r10:00000000 r9:85a78b00 r8:80287e08 r7:ecf95e60 r6:85a88480 r5:85acd400 [ 1351.365947][ T32] r4:00000001 [ 1351.365968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.366030][ T32] Exception stack(0xecfbdfb0 to 0xecfbdff8) [ 1351.366059][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.366088][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.366128][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.366161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.366183][ T32] r4:85a66340 [ 1351.366429][ T32] INFO: task kworker/1:640:6499 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.366470][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.366557][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.366604][ T32] Call trace: [ 1351.366632][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.366684][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.366707][ T32] r4:00000000 [ 1351.366752][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.366803][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.366833][ T32] 1d20: c917b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.366876][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 6 printk messages dropped ** [ 1351.367154][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1351.367485][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1351.367885][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.385519][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.386071][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.386446][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1351.386745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a667c0 ** 6 printk messages dropped ** [ 1351.387111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.387371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1351.388017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1351.402379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.402456][ T32] r4:85a66680 [ 1351.403058][ T32] INFO: task kworker/1:641:6500 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.403136][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.403264][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.403384][ T32] Call trace: [ 1351.403479][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.403616][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.403687][ T32] r4:00000000 [ 1351.403736][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.403839][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.403905][ T32] 1d20: c95fb000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.403964][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.404016][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.404084][ T32] r5:800f0013 r4:80239bb0 [ 1351.404139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.404221][ T32] r4:82ac21e4 [ 1351.404251][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.404297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.404322][ T32] r4:e05c1dc0 [ 1351.404366][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.404461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.404515][ T32] r4:00000000 [ 1351.404560][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.404653][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.404687][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.404767][ T32] r5:00001000 r4:dfd53000 [ 1351.404816][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.404902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.404990][ T32] r5:84be0b8c r4:84be0800 [ 1351.405039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.405134][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.405184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.405283][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.405334][ T32] r4:84bb2000 [ 1351.405377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.405490][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.405543][ T32] r4:00000001 [ 1351.405583][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.405716][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.405778][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.405836][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.405874][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.405904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.405927][ T32] r4:84ba8980 [ 1351.406027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.406079][ T32] INFO: task kworker/1:642:6503 blocked for more than 477 seconds. [ 1351.406125][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.406154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.406198][ T32] task:kworker/1:642 state:D stack:0 pid:6503 tgid:6503 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.406259][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.406329][ T32] Call trace: [ 1351.406399][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.406461][ T32] r10:8291a684 r9:ecfddd84 r8:00000002 r7:60000113 r6:ecfddd8c r5:85aac800 [ 1351.406499][ T32] r4:85aac800 [ 1351.406547][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.406686][ T32] r5:85aac800 r4:8291a680 [ 1351.406740][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.406835][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.406934][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfdde08 [ 1351.406987][ T32] r4:00000000 [ 1351.407046][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.407122][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.407196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.407296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a66b40 [ 1351.407360][ T32] r4:00000000 [ 1351.407422][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.407520][ T32] r9:83018205 r8:85aac800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1351.407600][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.407698][ T32] r5:00001000 r4:ecfe5000 [ 1351.407741][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.407817][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.407925][ T32] r5:85af0f8c r4:85af0c00 [ 1351.408001][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.408110][ T32] r7:ddde2d80 r6:83018200 r5:85af0f8c r4:85a78c00 [ 1351.408191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.425842][ T32] r10:61c88647 r9:85aac800 r8:85a78c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.425900][ T32] r4:85a78c00 [ 1351.425928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1351.426272][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.427108][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.427309][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1351.427498][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1351.427839][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.435219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.435766][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.435945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1351.436200][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.436456][ T32] r5:85b98000 r4:8291a680 ** 2 printk messages dropped ** [ 1351.436620][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecff5e08 [ 1351.436669][ T32] r4:00000000 [ 1351.436693][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.436736][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.436777][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.436846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a66a40 [ 1351.436882][ T32] r4:00000000 [ 1351.436931][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.437010][ T32] r9:83018205 r8:85b98000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1351.437038][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.437081][ T32] r5:00001000 r4:ecfd5000 [ 1351.437102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.437140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.437195][ T32] r5:85af0b8c r4:85af0800 [ 1351.437219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.437266][ T32] r7:ddde2d80 r6:83018200 r5:85af0b8c r4:85a78c80 [ 1351.437287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.437362][ T32] r10:61c88647 r9:85b98000 r8:85a78cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.437385][ T32] r4:85a78c80 [ 1351.437414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.437460][ T32] r10:00000000 r9:85a78c80 r8:80287e08 r7:ecfdde60 r6:85a88600 r5:85b98000 [ 1351.437515][ T32] r4:00000001 [ 1351.437563][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.437603][ T32] Exception stack(0xecff5fb0 to 0xecff5ff8) [ 1351.437647][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.437716][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.437747][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.437775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.437798][ T32] r4:85a66840 [ 1351.451383][ T32] INFO: task kworker/1:643:6505 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.451524][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.451650][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.451713][ T32] Call trace: [ 1351.451769][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.451831][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.451886][ T32] r4:00000000 [ 1351.452006][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.452053][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.452108][ T32] 1d20: c9d7c000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.452142][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.452167][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.452191][ T32] r5:800f0013 r4:80239bb0 [ 1351.452213][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.452255][ T32] r4:82ac21e4 [ 1351.452276][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.452359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.452420][ T32] r4:e05c1dc0 [ 1351.452471][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.452518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.452562][ T32] r4:00000000 [ 1351.452597][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1351.452714][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1351.452971][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1351.453236][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.453619][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.454136][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.454480][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1351.455024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.455368][ T32] r10:00000000 r9:85a78d00 r8:80287e08 r7:ecfdde60 r6:85a88680 r5:85b98c00 ** 9 printk messages dropped ** [ 1351.456322][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1351.456946][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1351.457173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 8 printk messages dropped ** [ 1351.457548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.457901][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1351.479628][ T32] INFO: task kworker/1:645:6511 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1351.480106][ T32] r4:85b99800 ** 3 printk messages dropped ** [ 1351.480290][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.480690][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.480955][ T32] r5:85af178c r4:85af1400 [ 1351.480980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.481157][ T32] r10:61c88647 r9:85b99800 r8:85a78dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.481541][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.481575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.481598][ T32] r4:85a66c00 [ 1351.482013][ T32] INFO: task kworker/1:645:6511 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.482048][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.482129][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.482174][ T32] Call trace: [ 1351.482225][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.482280][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.482304][ T32] r4:00000000 [ 1351.482345][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.482425][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.482480][ T32] 1d20: ca40b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.482513][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.482559][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.482586][ T32] r5:800f0013 r4:80239bb0 [ 1351.482609][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.482656][ T32] r4:82ac21e4 [ 1351.482707][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.482755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.482778][ T32] r4:e05c1dc0 [ 1351.482799][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.482845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.482869][ T32] r4:00000000 [ 1351.482889][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.482935][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.482957][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.483000][ T32] r5:00001000 r4:dfd53000 [ 1351.483020][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.483072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.483119][ T32] r5:84be0b8c r4:84be0800 [ 1351.483140][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.483188][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.483210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.483279][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.483309][ T32] r4:84bb2000 [ 1351.483330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.483403][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.483436][ T32] r4:00000001 [ 1351.483489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.483576][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.483633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.483687][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.483717][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.483747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.483771][ T32] r4:84ba8980 [ 1351.483791][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.483817][ T32] INFO: task kworker/1:646:6514 blocked for more than 477 seconds. [ 1351.483868][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.483917][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.483941][ T32] task:kworker/1:646 state:D stack:0 pid:6514 tgid:6514 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.483987][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.484052][ T32] Call trace: [ 1351.484095][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.484163][ T32] r10:8291a684 r9:ed015d84 r8:00000002 r7:60000113 r6:ed015d8c r5:85b9bc00 [ 1351.484211][ T32] r4:85b9bc00 [ 1351.484254][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.484322][ T32] r5:85b9bc00 r4:8291a680 ** 2 printk messages dropped ** [ 1351.484468][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed015e08 ** 7 printk messages dropped ** [ 1351.484803][ T32] r9:83018205 r8:85b9bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 ** 4 printk messages dropped ** [ 1351.485054][ T32] r5:85af1b8c r4:85af1800 ** 1 printk messages dropped ** [ 1351.485120][ T32] r7:ddde2d80 r6:83018200 r5:85af1b8c r4:85a78e00 ** 2 printk messages dropped ** [ 1351.485280][ T32] r4:85a78e00 ** 6 printk messages dropped ** [ 1351.485566][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.486034][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.486368][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 6 printk messages dropped ** [ 1351.486711][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1351.486979][ T32] r5:00001000 r4:dfd53000 ** 5 printk messages dropped ** [ 1351.487244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.487641][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.487994][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.508895][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed019e08 ** 7 printk messages dropped ** [ 1351.509250][ T32] r9:83018205 r8:85b9a400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 ** 4 printk messages dropped ** [ 1351.509465][ T32] r5:85af1f8c r4:85af1c00 ** 3 printk messages dropped ** [ 1351.509632][ T32] r10:61c88647 r9:85b9a400 r8:85a78eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.510079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.510792][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.511080][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1351.511310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1351.511710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.512047][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 8 printk messages dropped ** [ 1351.512387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1351.512467][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.512493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.512534][ T32] task:kworker/1:648 state:D stack:0 pid:6517 tgid:6517 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.512625][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.512698][ T32] Call trace: [ 1351.512731][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.512779][ T32] r10:8291a684 r9:ed021d84 r8:00000002 r7:60000113 r6:ed021d8c r5:85b9d400 [ 1351.512811][ T32] r4:85b9d400 [ 1351.512835][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.512878][ T32] r5:85b9d400 r4:8291a680 [ 1351.512898][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.512936][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.512997][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed021e08 [ 1351.513043][ T32] r4:00000000 [ 1351.513067][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.513102][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.513137][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.513186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a73b00 [ 1351.513211][ T32] r4:00000000 [ 1351.513231][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.513296][ T32] r9:83018205 r8:85b9d400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1351.513342][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.513420][ T32] r5:00001000 r4:ec89b000 [ 1351.513444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.513506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.513554][ T32] r5:85af378c r4:85af3400 [ 1351.513575][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.513620][ T32] r7:ddde2d80 r6:83018200 r5:85af378c r4:85a78f00 [ 1351.513641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.513688][ T32] r10:61c88647 r9:85b9d400 r8:85a78f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.513710][ T32] r4:85a78f00 [ 1351.513748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.513809][ T32] r10:00000000 r9:85a78f00 r8:80287e08 r7:ed019e60 r6:85a88880 r5:85b9d400 [ 1351.513835][ T32] r4:00000001 [ 1351.513854][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1351.513935][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.514419][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.514647][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1351.514861][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1351.514961][ T32] r4:e05c1dc0 ** 5 printk messages dropped ** [ 1351.515146][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.515334][ T32] r5:84be0b8c r4:84be0800 [ 1351.515361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.515439][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.515486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.515569][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.515594][ T32] r4:84bb2000 [ 1351.515615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.515680][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.515727][ T32] r4:00000001 [ 1351.515770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.515808][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.515877][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.515907][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.515934][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.515963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.515986][ T32] r4:84ba8980 [ 1351.516007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.516050][ T32] INFO: task kworker/1:649:6518 blocked for more than 478 seconds. [ 1351.516081][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.516105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.516146][ T32] task:kworker/1:649 state:D stack:0 pid:6518 tgid:6518 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.516192][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.516233][ T32] Call trace: [ 1351.516305][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.516355][ T32] r10:8291a684 r9:ed025d84 r8:00000002 r7:60000113 r6:ed025d8c r5:85b9b000 [ 1351.516378][ T32] r4:85b9b000 [ 1351.516438][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.516497][ T32] r5:85b9b000 r4:8291a680 [ 1351.516519][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.516560][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.516602][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed025e08 [ 1351.516645][ T32] r4:00000000 [ 1351.516668][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.516703][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.516738][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.516778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a73040 [ 1351.516820][ T32] r4:00000000 [ 1351.516843][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.516888][ T32] r9:83018205 r8:85b9b000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1351.516940][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.516989][ T32] r5:00001000 r4:eb85d000 [ 1351.517010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.517069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.517114][ T32] r5:85af238c r4:85af2000 [ 1351.517134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.517200][ T32] r7:ddde2d80 r6:83018200 r5:85af238c r4:85a78f80 [ 1351.517230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.517496][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.517632][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.517658][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.517687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.517708][ T32] r4:85a66940 [ 1351.517920][ T32] INFO: task kworker/1:649:6518 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.517953][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.518035][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.518099][ T32] Call trace: [ 1351.518214][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.542615][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.542665][ T32] r4:00000000 [ 1351.542689][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.542755][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.542788][ T32] 1d20: caae5000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.542817][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.542842][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.542887][ T32] r5:800f0013 r4:80239bb0 [ 1351.542917][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.542982][ T32] r4:82ac21e4 [ 1351.543033][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.543111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.543159][ T32] r4:e05c1dc0 [ 1351.543187][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.543247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.543272][ T32] r4:00000000 [ 1351.543293][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.543340][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.543384][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.543438][ T32] r5:00001000 r4:dfd53000 [ 1351.543480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.543525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.543636][ T32] r5:84be0b8c r4:84be0800 [ 1351.543688][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.543742][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.543765][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.543833][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.543865][ T32] r4:84bb2000 [ 1351.543907][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.543957][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.544001][ T32] r4:00000001 [ 1351.544024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.544081][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.544120][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.544157][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1351.544288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1351.544841][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.545176][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.545347][ T32] r5:85af278c r4:85af2400 [ 1351.545367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.545420][ T32] r7:ddde2d80 r6:83018200 r5:85af278c r4:85a78980 [ 1351.545442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.545490][ T32] r10:61c88647 r9:85b9c800 r8:85a789ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.545513][ T32] r4:85a78980 [ 1351.545532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.545586][ T32] r10:00000000 r9:85a78980 r8:80287e08 r7:ed021e60 r6:85a88980 r5:85b9c800 [ 1351.545636][ T32] r4:00000001 [ 1351.545669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.545729][ T32] Exception stack(0xed02dfb0 to 0xed02dff8) [ 1351.545763][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.545812][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.545841][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.545871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.545893][ T32] r4:85a731c0 [ 1351.546291][ T32] INFO: task kworker/1:650:6520 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.546326][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.546416][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.546473][ T32] Call trace: [ 1351.546505][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.546557][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.546583][ T32] r4:00000000 [ 1351.546603][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.546643][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.546692][ T32] 1d20: caae5000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.546746][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.546775][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.546811][ T32] r5:800f0013 r4:80239bb0 [ 1351.546843][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.546887][ T32] r4:82ac21e4 [ 1351.546914][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.546985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.547011][ T32] r4:e05c1dc0 [ 1351.547041][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.547085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.547107][ T32] r4:00000000 [ 1351.547127][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.547173][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.547195][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.547281][ T32] r5:00001000 r4:dfd53000 [ 1351.547326][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.547369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.547434][ T32] r5:84be0b8c r4:84be0800 [ 1351.547454][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.547502][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.547569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.547693][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.547728][ T32] r4:84bb2000 [ 1351.547749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.547807][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.547849][ T32] r4:00000001 [ 1351.547872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.547909][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.547957][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.548029][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.548059][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.548183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.561126][ T32] r4:84ba8980 [ 1351.561173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.561225][ T32] INFO: task kworker/1:651:6522 blocked for more than 478 seconds. [ 1351.561264][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.561310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.561360][ T32] task:kworker/1:651 state:D stack:0 pid:6522 tgid:6522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.561440][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.561513][ T32] Call trace: [ 1351.561573][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.561649][ T32] r10:8291a684 r9:ed035d84 r8:00000002 r7:60000013 r6:ed035d8c r5:85b9e000 [ 1351.561677][ T32] r4:85b9e000 [ 1351.561698][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1351.561865][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed035e08 ** 7 printk messages dropped ** [ 1351.562197][ T32] r9:83018205 r8:85b9e000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 ** 4 printk messages dropped ** [ 1351.562439][ T32] r5:85af2b8c r4:85af2800 [ 1351.562488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.562643][ T32] r10:61c88647 r9:85b9e000 r8:85a6402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.563006][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.563710][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.563941][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 6 printk messages dropped ** [ 1351.564209][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1351.564666][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1351.564933][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 6 printk messages dropped ** [ 1351.565151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.565611][ T32] r10:8291a684 r9:ed041d84 r8:00000002 r7:60000013 r6:ed041d8c r5:85b9ec00 ** 8 printk messages dropped ** [ 1351.565968][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1351.566350][ T32] r5:85af2f8c r4:85af2c00 ** 2 printk messages dropped ** [ 1351.566446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1351.566515][ T32] r4:85a64080 [ 1351.566533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.566598][ T32] r10:00000000 r9:85a64080 r8:80287e08 r7:ed021e60 r6:85a88a80 r5:85b9ec00 [ 1351.566624][ T32] r4:00000001 [ 1351.566643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.566686][ T32] Exception stack(0xed041fb0 to 0xed041ff8) [ 1351.566715][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.566743][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.566770][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.566798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.566843][ T32] r4:85a732c0 [ 1351.567040][ T32] INFO: task kworker/1:652:6524 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.567095][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.567178][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.567275][ T32] Call trace: [ 1351.567328][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.567383][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.567426][ T32] r4:00000000 [ 1351.567449][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.567490][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.567527][ T32] 1d20: cb070000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.567618][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.567654][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.567700][ T32] r5:800f0013 r4:80239bb0 [ 1351.567742][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.567805][ T32] r4:82ac21e4 [ 1351.567829][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.567903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.567954][ T32] r4:e05c1dc0 [ 1351.567976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.568019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.568051][ T32] r4:00000000 [ 1351.568104][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.590775][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.590826][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.590908][ T32] r5:00001000 r4:dfd53000 [ 1351.590933][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.591006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.591068][ T32] r5:84be0b8c r4:84be0800 [ 1351.591092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.591141][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.591186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.591238][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.591270][ T32] r4:84bb2000 [ 1351.591301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.591352][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.591374][ T32] r4:00000001 [ 1351.591401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.591442][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.591472][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.591500][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.591526][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.591621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1351.591733][ T32] INFO: task kworker/1:653:6526 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1351.592234][ T32] r5:85b90000 r4:8291a680 ** 2 printk messages dropped ** [ 1351.592388][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfcde08 ** 8 printk messages dropped ** [ 1351.592829][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.592984][ T32] r5:85b5bf8c r4:85b5bc00 ** 2 printk messages dropped ** [ 1351.593089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1351.593477][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.594171][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.594358][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1351.594617][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.594828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 10 printk messages dropped ** [ 1351.595381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1351.595690][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1351.595897][ T32] INFO: task kworker/1:654:6532 blocked for more than 478 seconds. ** 6 printk messages dropped ** [ 1351.596214][ T32] r10:8291a684 r9:ed04dd84 r8:00000002 r7:60000013 r6:ed04dd8c r5:85b95400 ** 8 printk messages dropped ** [ 1351.596522][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.596807][ T32] r5:00001000 r4:ec765000 ** 2 printk messages dropped ** [ 1351.596905][ T32] r5:85af338c r4:85af3000 ** 3 printk messages dropped ** [ 1351.597059][ T32] r10:61c88647 r9:85b95400 r8:85a6422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.597081][ T32] r4:85a64200 [ 1351.597125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.597178][ T32] r10:00000000 r9:85a64200 r8:80287e08 r7:ed021e60 r6:85a64280 r5:85b95400 [ 1351.597226][ T32] r4:00000001 [ 1351.597249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.597285][ T32] Exception stack(0xed04dfb0 to 0xed04dff8) [ 1351.597311][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.597391][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.597431][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.597460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.597481][ T32] r4:85a73780 [ 1351.597698][ T32] INFO: task kworker/1:654:6532 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.597735][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.597801][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.597847][ T32] Call trace: [ 1351.597911][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.597971][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.597996][ T32] r4:00000000 [ 1351.598025][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.598067][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.610301][ T32] 1d20: cb6e3000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.610408][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.610491][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.610535][ T32] r5:800f0013 r4:80239bb0 [ 1351.610559][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.610619][ T32] r4:82ac21e4 [ 1351.610641][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.610725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.610759][ T32] r4:e05c1dc0 [ 1351.610790][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.610838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.610870][ T32] r4:00000000 [ 1351.610912][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.611016][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.611053][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.611103][ T32] r5:00001000 r4:dfd53000 [ 1351.611124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.611192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.611280][ T32] r5:84be0b8c r4:84be0800 [ 1351.611338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.611461][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.611517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.611647][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.611702][ T32] r4:84bb2000 [ 1351.611749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.611848][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.611899][ T32] r4:00000001 [ 1351.611943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.612020][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.612078][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.612127][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.612200][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.612247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.612292][ T32] r4:84ba8980 [ 1351.612322][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.612353][ T32] INFO: task kworker/1:655:6534 blocked for more than 478 seconds. [ 1351.612385][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.612444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.612479][ T32] task:kworker/1:655 state:D stack:0 pid:6534 tgid:6534 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.612555][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.612621][ T32] Call trace: [ 1351.612666][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.612722][ T32] r10:8291a684 r9:ed051d84 r8:00000002 r7:60000113 r6:ed051d8c r5:85b96c00 [ 1351.612747][ T32] r4:85b96c00 [ 1351.612766][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.612829][ T32] r5:85b96c00 r4:8291a680 [ 1351.612853][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.613018][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1351.613372][ T32] r5:85af3b8c r4:85af3800 [ 1351.613400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.613517][ T32] r10:61c88647 r9:85b96c00 r8:85a6432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.613769][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.614499][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.614754][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 6 printk messages dropped ** [ 1351.615055][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1351.615632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1351.616132][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.616499][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.616824][ T32] r5:85b92400 r4:8291a680 ** 5 printk messages dropped ** [ 1351.617242][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1351.617929][ T32] r5:85af438c r4:85af4000 [ 1351.617977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.643864][ T32] r10:00000000 r9:85a64400 r8:80287e08 r7:ed051e60 r6:85a64480 r5:85b92400 [ 1351.643915][ T32] r4:00000001 [ 1351.643939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.643999][ T32] Exception stack(0xed055fb0 to 0xed055ff8) [ 1351.644034][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.644076][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.644106][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.644136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.644158][ T32] r4:85a73b80 [ 1351.644581][ T32] INFO: task kworker/1:656:6536 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.644634][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.644736][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.644788][ T32] Call trace: [ 1351.644842][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.644910][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.644948][ T32] r4:00000000 [ 1351.644971][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.645013][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.645042][ T32] 1d20: cbbef000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.645070][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.645095][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.645118][ T32] r5:800f0013 r4:80239bb0 [ 1351.645159][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.645227][ T32] r4:82ac21e4 [ 1351.645256][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.645309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.645357][ T32] r4:e05c1dc0 [ 1351.645381][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.645431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.645454][ T32] r4:00000000 [ 1351.645473][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.645519][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.645553][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.645598][ T32] r5:00001000 r4:dfd53000 [ 1351.645619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.645679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.645725][ T32] r5:84be0b8c r4:84be0800 [ 1351.645747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.645816][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.645847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.645896][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.645919][ T32] r4:84bb2000 [ 1351.645945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.645992][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.646015][ T32] r4:00000001 [ 1351.646034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.646068][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.646124][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.646156][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.646182][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.646237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.646302][ T32] r4:84ba8980 [ 1351.646327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.646376][ T32] INFO: task kworker/1:657:6538 blocked for more than 478 seconds. [ 1351.646424][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.646476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.646502][ T32] task:kworker/1:657 state:D stack:0 pid:6538 tgid:6538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.646549][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.646600][ T32] Call trace: [ 1351.646634][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.646695][ T32] r10:8291a684 r9:ed059d84 r8:00000002 r7:60000013 r6:ed059d8c r5:85b93c00 [ 1351.646723][ T32] r4:85b93c00 [ 1351.646745][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.646787][ T32] r5:85b93c00 r4:8291a680 [ 1351.646828][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.646871][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1351.647069][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1351.647428][ T32] r5:85af3f8c r4:85af3c00 [ 1351.647469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.647833][ T32] r10:00000000 r9:85a64500 r8:80287e08 r7:ed055e60 r6:85a64580 r5:85b93c00 ** 8 printk messages dropped ** [ 1351.661621][ T32] INFO: task kworker/1:657:6538 is blocked on a mutex likely owned by task kworker/1:204:3660. ** 9 printk messages dropped ** [ 1351.662335][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1351.662650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1351.663142][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.663489][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.663849][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.664202][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.664621][ T32] r9:83018205 r8:85acbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 ** 5 printk messages dropped ** [ 1351.664868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1351.665258][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.665746][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.665984][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 6 printk messages dropped ** [ 1351.666168][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1351.666664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.667038][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.667238][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1351.667406][ T32] INFO: task kworker/1:659:6545 blocked for more than 478 seconds. [ 1351.667436][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.667459][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.667479][ T32] task:kworker/1:659 state:D stack:0 pid:6545 tgid:6545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.667522][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.667627][ T32] Call trace: [ 1351.667708][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.667760][ T32] r10:8291a684 r9:ed05dd84 r8:00000002 r7:60000013 r6:ed05dd8c r5:85acec00 [ 1351.667783][ T32] r4:85acec00 [ 1351.667803][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.667845][ T32] r5:85acec00 r4:8291a680 [ 1351.667865][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.667902][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.667943][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed05de08 [ 1351.667982][ T32] r4:00000000 [ 1351.668025][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.668072][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.690987][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.691143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7e500 [ 1351.691194][ T32] r4:00000000 [ 1351.691218][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.691279][ T32] r9:83018205 r8:85acec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1351.691307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.691356][ T32] r5:00001000 r4:ecbcf000 [ 1351.691376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.691433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.691495][ T32] r5:85af4b8c r4:85af4800 [ 1351.691519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.691604][ T32] r7:ddde2d80 r6:83018200 r5:85af4b8c r4:85a64680 [ 1351.691630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.691707][ T32] r10:61c88647 r9:85acec00 r8:85a646ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.691733][ T32] r4:85a64680 [ 1351.691754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.691801][ T32] r10:00000000 r9:85a64680 r8:80287e08 r7:ed03de60 r6:85a88b80 r5:85acec00 [ 1351.691854][ T32] r4:00000001 [ 1351.691880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.691941][ T32] Exception stack(0xed05dfb0 to 0xed05dff8) [ 1351.691974][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.692003][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.692029][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.692057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.692079][ T32] r4:85a805c0 [ 1351.692512][ T32] INFO: task kworker/1:659:6545 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.692552][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.692658][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.692708][ T32] Call trace: [ 1351.692769][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.692838][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.692865][ T32] r4:00000000 [ 1351.692907][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.692950][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.692978][ T32] 1d20: cc7b2000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.693007][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.693054][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.693082][ T32] r5:800f0013 r4:80239bb0 [ 1351.693103][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.693143][ T32] r4:82ac21e4 [ 1351.693162][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.693204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.693226][ T32] r4:e05c1dc0 [ 1351.693245][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.693307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.693334][ T32] r4:00000000 [ 1351.693355][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.693417][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 5 printk messages dropped ** [ 1351.693721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1351.694270][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.694652][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.695023][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.695380][ T32] r9:83018205 r8:848a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 ** 5 printk messages dropped ** [ 1351.695644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1351.695941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1351.696105][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.696137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.696182][ T32] r4:85a7e300 [ 1351.696409][ T32] INFO: task kworker/1:660:6551 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.696442][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.696514][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.696577][ T32] Call trace: [ 1351.696645][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.696721][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.696763][ T32] r4:00000000 [ 1351.696798][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.696865][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.696896][ T32] 1d20: cc7b2000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.696931][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.696973][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.697000][ T32] r5:800f0013 r4:80239bb0 [ 1351.697021][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.697061][ T32] r4:82ac21e4 [ 1351.697081][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.697122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.697144][ T32] r4:e05c1dc0 [ 1351.697163][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.697204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.697226][ T32] r4:00000000 [ 1351.697244][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.697287][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.697309][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.697406][ T32] r5:00001000 r4:dfd53000 [ 1351.697440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.697494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.697551][ T32] r5:84be0b8c r4:84be0800 [ 1351.697573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.697622][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.697672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.697756][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.697803][ T32] r4:84bb2000 [ 1351.697826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.697885][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.697949][ T32] r4:00000001 [ 1351.697985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.698026][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.698052][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.698080][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.698138][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.708947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.709035][ T32] r4:84ba8980 [ 1351.709087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.709123][ T32] INFO: task kworker/1:661:6554 blocked for more than 478 seconds. [ 1351.709157][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.709183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.709225][ T32] task:kworker/1:661 state:D stack:0 pid:6554 tgid:6554 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.709331][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.709412][ T32] Call trace: [ 1351.709490][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.709570][ T32] r10:8291a684 r9:ed075d84 r8:00000002 r7:60000113 r6:ed075d8c r5:848a0c00 [ 1351.709616][ T32] r4:848a0c00 [ 1351.709645][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.709710][ T32] r5:848a0c00 r4:8291a680 [ 1351.709739][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.709779][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.709822][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed075e08 [ 1351.709845][ T32] r4:00000000 [ 1351.709864][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.709898][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.709956][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.710007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7eac0 [ 1351.710030][ T32] r4:00000000 [ 1351.710050][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.710095][ T32] r9:83018205 r8:848a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1351.710138][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.710203][ T32] r5:00001000 r4:ecefb000 [ 1351.710228][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.710279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.710352][ T32] r5:85af5b8c r4:85af5800 [ 1351.710387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.710450][ T32] r7:ddde2d80 r6:83018200 r5:85af5b8c r4:85a64780 [ 1351.710513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1351.710623][ T32] r4:85a64780 ** 6 printk messages dropped ** [ 1351.710892][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.711640][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.711914][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1351.712305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1351.712785][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 5 printk messages dropped ** [ 1351.713016][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.713180][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.713470][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.713912][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.713952][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed081e08 [ 1351.713974][ T32] r4:00000000 [ 1351.713993][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.714026][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.714060][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.714100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7e9c0 [ 1351.714122][ T32] r4:00000000 [ 1351.714141][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.714206][ T32] r9:83018205 r8:848a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1351.714232][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.714275][ T32] r5:00001000 r4:ecc41000 [ 1351.714295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.714333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.714373][ T32] r5:85af578c r4:85af5400 [ 1351.714393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.714445][ T32] r7:ddde2d80 r6:83018200 r5:85af578c r4:85a64800 [ 1351.714465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.714521][ T32] r10:61c88647 r9:848a2400 r8:85a6482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.714546][ T32] r4:85a64800 [ 1351.714567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.714612][ T32] r10:00000000 r9:85a64800 r8:80287e08 r7:ed075e60 r6:85a88d00 r5:848a2400 [ 1351.714634][ T32] r4:00000001 [ 1351.714678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.714727][ T32] Exception stack(0xed081fb0 to 0xed081ff8) [ 1351.714756][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.714805][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.714835][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.714865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.714907][ T32] r4:85a7e840 [ 1351.715134][ T32] INFO: task kworker/1:662:6556 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.715190][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.715275][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.715385][ T32] Call trace: [ 1351.715424][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1351.715669][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1351.716018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1351.716524][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.716815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.717103][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.717347][ T32] r4:848a3000 ** 4 printk messages dropped ** [ 1351.717561][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed08de08 ** 9 printk messages dropped ** [ 1351.718089][ T32] r5:00001000 r4:ed011000 ** 2 printk messages dropped ** [ 1351.739901][ T32] r5:85af5f8c r4:85af5c00 ** 3 printk messages dropped ** [ 1351.740073][ T32] r10:61c88647 r9:848a3000 r8:85a648ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.740436][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.741115][ T32] Call trace: [ 1351.741165][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.741221][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.741274][ T32] r4:00000000 [ 1351.741327][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.741374][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.741410][ T32] 1d20: ccd87000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.741440][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.741466][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.741490][ T32] r5:800f0013 r4:80239bb0 [ 1351.741527][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.741595][ T32] r4:82ac21e4 [ 1351.741669][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.741721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.741744][ T32] r4:e05c1dc0 [ 1351.741787][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.741832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.741855][ T32] r4:00000000 [ 1351.741875][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.741942][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.741983][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.742051][ T32] r5:00001000 r4:dfd53000 [ 1351.742094][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.742162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.742226][ T32] r5:84be0b8c r4:84be0800 [ 1351.742249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.742325][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.742360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.742438][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.742466][ T32] r4:84bb2000 [ 1351.742486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.742554][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.742602][ T32] r4:00000001 [ 1351.742624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.742660][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.742686][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.742723][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.742753][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.742781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.742804][ T32] r4:84ba8980 [ 1351.742846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.742879][ T32] INFO: task kworker/1:664:6560 blocked for more than 478 seconds. [ 1351.742912][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.742937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.742958][ T32] task:kworker/1:664 state:D stack:0 pid:6560 tgid:6560 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.743026][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.743098][ T32] Call trace: [ 1351.743171][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.743221][ T32] r10:8291a684 r9:ed091d84 r8:00000002 r7:60000013 r6:ed091d8c r5:848a3c00 [ 1351.743263][ T32] r4:848a3c00 [ 1351.743299][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.743345][ T32] r5:848a3c00 r4:8291a680 [ 1351.743385][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.743435][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.743496][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed091e08 [ 1351.743567][ T32] r4:00000000 [ 1351.743614][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.743675][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.743766][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.743811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7edc0 ** 2 printk messages dropped ** [ 1351.743947][ T32] r9:83018205 r8:848a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 ** 4 printk messages dropped ** [ 1351.744151][ T32] r5:85af638c r4:85af6000 [ 1351.744171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.744331][ T32] r4:85a64900 ** 6 printk messages dropped ** [ 1351.744619][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.745298][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1351.745620][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.745834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 7 printk messages dropped ** [ 1351.746209][ T32] r5:84be0b8c r4:84be0800 [ 1351.746262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.746314][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.746336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.746383][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.746414][ T32] r4:84bb2000 [ 1351.746433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.746480][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.746502][ T32] r4:00000001 [ 1351.746521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.746556][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.746603][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.746635][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.746683][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.746735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.746787][ T32] r4:84ba8980 [ 1351.746811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.746835][ T32] INFO: task kworker/1:665:6562 blocked for more than 478 seconds. [ 1351.746862][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.746885][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.746906][ T32] task:kworker/1:665 state:D stack:0 pid:6562 tgid:6562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.746948][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.746987][ T32] Call trace: [ 1351.747054][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.747133][ T32] r10:8291a684 r9:ed09dd84 r8:00000002 r7:60000113 r6:ed09dd8c r5:848a4800 [ 1351.747180][ T32] r4:848a4800 [ 1351.747203][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.747255][ T32] r5:848a4800 r4:8291a680 [ 1351.747278][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.747329][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.747405][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed09de08 [ 1351.747432][ T32] r4:00000000 [ 1351.747452][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.747508][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.747575][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.747620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a87040 [ 1351.747674][ T32] r4:00000000 [ 1351.747721][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.747769][ T32] r9:83018205 r8:848a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [ 1351.747791][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.747831][ T32] r5:00001000 r4:ed0bd000 [ 1351.747851][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.747911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.747984][ T32] r5:85af738c r4:85af7000 [ 1351.748005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.748051][ T32] r7:ddde2d80 r6:83018200 r5:85af738c r4:85a64980 [ 1351.748071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.748117][ T32] r10:61c88647 r9:848a4800 r8:85a649ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.771932][ T32] r4:85a64980 [ 1351.772030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.772113][ T32] r10:00000000 r9:85a64980 r8:80287e08 r7:ed091e60 r6:85a88e80 r5:848a4800 ** 7 printk messages dropped ** [ 1351.772420][ T32] r4:85a7ec40 ** 3 printk messages dropped ** [ 1351.773084][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.773392][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1351.773762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1351.774301][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.774588][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.775005][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.775353][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0a9e08 ** 8 printk messages dropped ** [ 1351.775742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.775812][ T32] r5:00001000 r4:ed099000 [ 1351.775855][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.775901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.775944][ T32] r5:85af678c r4:85af6400 [ 1351.776016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.776092][ T32] r7:ddde2d80 r6:83018200 r5:85af678c r4:85a64a00 [ 1351.776117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.776182][ T32] r10:61c88647 r9:848a5400 r8:85a64a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.776233][ T32] r4:85a64a00 [ 1351.776321][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.776370][ T32] r10:00000000 r9:85a64a00 r8:80287e08 r7:ed09de60 r6:85a88f00 r5:848a5400 [ 1351.776398][ T32] r4:00000001 [ 1351.776419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.776457][ T32] Exception stack(0xed0a9fb0 to 0xed0a9ff8) [ 1351.776510][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.776544][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.776572][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.776626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.776652][ T32] r4:85a7ed80 [ 1351.776890][ T32] INFO: task kworker/1:666:6564 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.776924][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.777004][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.777082][ T32] Call trace: [ 1351.777112][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.777163][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 2 printk messages dropped ** [ 1351.777277][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1351.777542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1351.778109][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1351.797412][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 6 printk messages dropped ** [ 1351.797695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1351.803155][ T32] r4:848a6000 ** 3 printk messages dropped ** [ 1351.803359][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.803792][ T32] r9:83018205 r8:848a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 ** 4 printk messages dropped ** [ 1351.804051][ T32] r5:85af6b8c r4:85af6800 ** 3 printk messages dropped ** [ 1351.804233][ T32] r10:61c88647 r9:848a6000 r8:85a64aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.804571][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1351.805453][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.805673][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1351.805901][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1351.806268][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1351.806583][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.806900][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.807306][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.807871][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0d1e08 [ 1351.807926][ T32] r4:00000000 [ 1351.808003][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.808053][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.808092][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.821261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a80600 [ 1351.821358][ T32] r4:00000000 [ 1351.821394][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.821488][ T32] r9:83018205 r8:85ad0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1351.821517][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.821567][ T32] r5:00001000 r4:ed0b5000 [ 1351.821613][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.821685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.821733][ T32] r5:85af6f8c r4:85af6c00 [ 1351.821754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.821803][ T32] r7:ddde2d80 r6:83018200 r5:85af6f8c r4:85a64b00 [ 1351.821825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.821887][ T32] r10:61c88647 r9:85ad0000 r8:85a64b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.821914][ T32] r4:85a64b00 [ 1351.821935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.821983][ T32] r10:00000000 r9:85a64b00 r8:80287e08 r7:ed09de60 r6:85a7a000 r5:85ad0000 [ 1351.822006][ T32] r4:00000001 [ 1351.822025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.822088][ T32] Exception stack(0xed0d1fb0 to 0xed0d1ff8) [ 1351.822123][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.822178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.822209][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.822241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.822263][ T32] r4:85a87000 [ 1351.822676][ T32] INFO: task kworker/1:668:6569 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.822748][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.822823][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.822873][ T32] Call trace: [ 1351.822946][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.823051][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.823080][ T32] r4:00000000 [ 1351.823153][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.823197][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.823226][ T32] 1d20: cda2f000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.823255][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.823328][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.823395][ T32] r5:800f0013 r4:80239bb0 [ 1351.823446][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.823501][ T32] r4:82ac21e4 [ 1351.823587][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.823684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.823713][ T32] r4:e05c1dc0 [ 1351.823734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.823776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.823801][ T32] r4:00000000 [ 1351.823822][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.823894][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.823943][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.824014][ T32] r5:00001000 r4:dfd53000 [ 1351.824054][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.824097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.824138][ T32] r5:84be0b8c r4:84be0800 [ 1351.824174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.824226][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.824248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.824297][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.824367][ T32] r4:84bb2000 [ 1351.824400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.824449][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.824471][ T32] r4:00000001 [ 1351.824490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1351.824698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.825282][ T32] r10:8291a684 r9:ecfe9d84 r8:00000002 r7:60000013 r6:ecfe9d8c r5:85b96000 ** 6 printk messages dropped ** [ 1351.825590][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.825849][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.826127][ T32] r5:85af7b8c r4:85af7800 [ 1351.826147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1351.826442][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.826772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.828102][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 6 printk messages dropped ** [ 1351.851886][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1351.852391][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1351.852625][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1351.853017][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1351.853274][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.853575][ T32] r5:85b94800 r4:8291a680 [ 1351.853600][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.853665][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.853737][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed07de08 [ 1351.853790][ T32] r4:00000000 [ 1351.853812][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.853848][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.853908][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.853954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a87300 [ 1351.853983][ T32] r4:00000000 [ 1351.854004][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.854049][ T32] r9:83018205 r8:85b94800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [ 1351.854071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.854112][ T32] r5:00001000 r4:ed0c9000 [ 1351.854132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.854171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.854213][ T32] r5:85af778c r4:85af7400 [ 1351.854258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.854313][ T32] r7:ddde2d80 r6:83018200 r5:85af778c r4:85a64c80 [ 1351.854337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.854440][ T32] r10:61c88647 r9:85b94800 r8:85a64cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.854493][ T32] r4:85a64c80 [ 1351.854542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.854591][ T32] r10:00000000 r9:85a64c80 r8:80287e08 r7:ecfe9e60 r6:85a64d00 r5:85b94800 [ 1351.854665][ T32] r4:00000001 [ 1351.854694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.854733][ T32] Exception stack(0xed07dfb0 to 0xed07dff8) [ 1351.854760][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.854789][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.854815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.854844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.854866][ T32] r4:85a87180 [ 1351.855270][ T32] INFO: task kworker/1:670:6572 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.855305][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.855362][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.855413][ T32] Call trace: [ 1351.855443][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.855492][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.855515][ T32] r4:00000000 [ 1351.855533][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.855596][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.855624][ T32] 1d20: cde4a000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.855652][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.855677][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.855702][ T32] r5:800f0013 r4:80239bb0 [ 1351.855722][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.855786][ T32] r4:82ac21e4 [ 1351.855811][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.855854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.855952][ T32] r4:e05c1dc0 [ 1351.856026][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.856071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.856095][ T32] r4:00000000 [ 1351.856115][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.856210][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.856262][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.856334][ T32] r5:00001000 r4:dfd53000 [ 1351.856387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.856499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.856546][ T32] r5:84be0b8c r4:84be0800 [ 1351.856567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.856632][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.856663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.856712][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.856736][ T32] r4:84bb2000 [ 1351.856755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.856800][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.856824][ T32] r4:00000001 [ 1351.856844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.856905][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.856935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.856985][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.857015][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1351.857130][ T32] INFO: task kworker/1:671:6574 blocked for more than 478 seconds. ** 11 printk messages dropped ** [ 1351.857944][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.878923][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.879203][ T32] r5:85af7f8c r4:85af7c00 [ 1351.879223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.879659][ T32] r10:00000000 r9:85a64d80 r8:80287e08 r7:ecfe9e60 r6:85a64e00 r5:85946000 ** 8 printk messages dropped ** [ 1351.880479][ T32] INFO: task kworker/1:671:6574 is blocked on a mutex likely owned by task kworker/1:204:3660. ** 10 printk messages dropped ** [ 1351.881050][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1351.881256][ T32] r4:e05c1dc0 ** 7 printk messages dropped ** [ 1351.881609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.881650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.881692][ T32] r5:84be0b8c r4:84be0800 [ 1351.881737][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.881813][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.881839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.881889][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.881914][ T32] r4:84bb2000 [ 1351.881933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.881996][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.882049][ T32] r4:00000001 [ 1351.882071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.882110][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.882137][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.882178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.882207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.882341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.882386][ T32] r4:84ba8980 [ 1351.882413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.882454][ T32] INFO: task kworker/1:672:6577 blocked for more than 478 seconds. [ 1351.882488][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.882513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.882535][ T32] task:kworker/1:672 state:D stack:0 pid:6577 tgid:6577 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.882587][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.882657][ T32] Call trace: [ 1351.882717][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.882795][ T32] r10:8291a684 r9:ed0e9d84 r8:00000002 r7:60000113 r6:ed0e9d8c r5:85ba0000 [ 1351.882822][ T32] r4:85ba0000 [ 1351.882844][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.882888][ T32] r5:85ba0000 r4:8291a680 [ 1351.882908][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.882947][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.883013][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0e9e08 [ 1351.883041][ T32] r4:00000000 [ 1351.883110][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.883151][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.883188][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.883231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a87780 [ 1351.883253][ T32] r4:00000000 [ 1351.883272][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.883317][ T32] r9:83018205 r8:85ba0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1351.883339][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.883417][ T32] r5:00001000 r4:ed0f1000 [ 1351.883443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.883486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.883590][ T32] r5:85afc38c r4:85afc000 [ 1351.883643][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.883708][ T32] r7:ddde2d80 r6:83018200 r5:85afc38c r4:85a64e80 [ 1351.883735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.883784][ T32] r10:61c88647 r9:85ba0000 r8:85a64eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1351.884088][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.884628][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.884969][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1351.885384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1351.885831][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1351.886216][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1351.886504][ T32] INFO: task kworker/1:673:6578 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1351.886958][ T32] r4:85ba0c00 ** 4 printk messages dropped ** [ 1351.887129][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0f5e08 [ 1351.887152][ T32] r4:00000000 [ 1351.887197][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.887235][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.887274][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.887340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a87900 [ 1351.887367][ T32] r4:00000000 [ 1351.887398][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.887444][ T32] r9:83018205 r8:85ba0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 [ 1351.887466][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.887579][ T32] r5:00001000 r4:ed0fd000 [ 1351.887617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.887726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.887780][ T32] r5:85afc78c r4:85afc400 [ 1351.887802][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.887849][ T32] r7:ddde2d80 r6:83018200 r5:85afc78c r4:85a64f80 [ 1351.887872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.887943][ T32] r10:61c88647 r9:85ba0c00 r8:85a64fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.887992][ T32] r4:85a64f80 [ 1351.888028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.888076][ T32] r10:00000000 r9:85a64f80 r8:80287e08 r7:ed0e9e60 r6:85a6a000 r5:85ba0c00 [ 1351.888098][ T32] r4:00000001 [ 1351.888190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.911508][ T32] Exception stack(0xed0f5fb0 to 0xed0f5ff8) [ 1351.911619][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.911659][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.911688][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.911747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.911777][ T32] r4:85a87600 [ 1351.912192][ T32] INFO: task kworker/1:673:6578 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.912249][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.912352][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.912424][ T32] Call trace: [ 1351.912499][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.912558][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.912607][ T32] r4:00000000 [ 1351.912636][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.912705][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.912792][ T32] 1d20: ce57b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.912845][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.912877][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.912901][ T32] r5:800f0013 r4:80239bb0 [ 1351.912923][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.912966][ T32] r4:82ac21e4 [ 1351.913030][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.913089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.913139][ T32] r4:e05c1dc0 ** 1 printk messages dropped ** [ 1351.913213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 8 printk messages dropped ** [ 1351.913652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.913714][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.913754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.913805][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.913852][ T32] r4:84bb2000 [ 1351.913877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.913974][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.914022][ T32] r4:00000001 [ 1351.914071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.914170][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.914232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.914291][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.914347][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.914416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.914491][ T32] r4:84ba8980 [ 1351.914528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.914572][ T32] INFO: task kworker/1:674:6580 blocked for more than 478 seconds. [ 1351.914609][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.914638][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.914661][ T32] task:kworker/1:674 state:D stack:0 pid:6580 tgid:6580 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.914762][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.914881][ T32] Call trace: [ 1351.914951][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.915052][ T32] r10:8291a684 r9:ed101d84 r8:00000002 r7:60000013 r6:ed101d8c r5:85ba1800 ** 4 printk messages dropped ** [ 1351.915214][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.915856][ T32] r5:00001000 r4:ed109000 ** 2 printk messages dropped ** [ 1351.915956][ T32] r5:85afcb8c r4:85afc800 ** 4 printk messages dropped ** [ 1351.916177][ T32] r4:85a6a080 ** 7 printk messages dropped ** [ 1351.916569][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.917412][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1351.917970][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.941434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 10 printk messages dropped ** [ 1351.942025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.942358][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.942944][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.943294][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.943716][ T32] r9:83018205 r8:85ba2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ef000 ** 4 printk messages dropped ** [ 1351.943904][ T32] r5:85afcf8c r4:85afcc00 ** 3 printk messages dropped ** [ 1351.944131][ T32] r10:61c88647 r9:85ba2400 r8:85a6a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.944513][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.945421][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 10 printk messages dropped ** [ 1351.945914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 11 printk messages dropped ** [ 1351.946347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.946750][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 7 printk messages dropped ** [ 1351.947032][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1351.947415][ T32] r4:85ba3000 ** 4 printk messages dropped ** [ 1351.947677][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed119e08 ** 2 printk messages dropped ** [ 1351.947776][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.947810][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.947851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a87d80 [ 1351.947873][ T32] r4:00000000 [ 1351.947893][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.947968][ T32] r9:83018205 r8:85ba3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f1000 [ 1351.947998][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.948043][ T32] r5:00001000 r4:ed121000 [ 1351.948063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.959403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.959584][ T32] r5:85afd38c r4:85afd000 [ 1351.959613][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.959666][ T32] r7:ddde2d80 r6:83018200 r5:85afd38c r4:85a6a280 [ 1351.959715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.959770][ T32] r10:61c88647 r9:85ba3000 r8:85a6a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.959794][ T32] r4:85a6a280 [ 1351.959814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.960015][ T32] r10:00000000 r9:85a6a280 r8:80287e08 r7:ed10de60 r6:85a6a300 r5:85ba3000 [ 1351.960043][ T32] r4:00000001 [ 1351.960140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.960183][ T32] Exception stack(0xed119fb0 to 0xed119ff8) [ 1351.960215][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.960243][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.960271][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.960300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.960349][ T32] r4:85a87a00 [ 1351.960792][ T32] INFO: task kworker/1:676:6584 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.960839][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.960915][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.961096][ T32] Call trace: [ 1351.961134][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.961187][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.961227][ T32] r4:00000000 [ 1351.961252][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.961293][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.961326][ T32] 1d20: cea70000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.961384][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.961424][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.961449][ T32] r5:800f0013 r4:80239bb0 [ 1351.961470][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.961565][ T32] r4:82ac21e4 [ 1351.961590][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.961659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.961687][ T32] r4:e05c1dc0 [ 1351.961734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.961781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.961805][ T32] r4:00000000 [ 1351.961849][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.961899][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.961955][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.962001][ T32] r5:00001000 r4:dfd53000 [ 1351.962047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.962169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.962320][ T32] r5:84be0b8c r4:84be0800 [ 1351.962344][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.962401][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1351.962424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.962471][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.962532][ T32] r4:84bb2000 [ 1351.962589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.962654][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1351.962678][ T32] r4:00000001 [ 1351.962698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.962733][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1351.962772][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.963051][ T32] INFO: task kworker/1:677:6586 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1351.963673][ T32] r5:85ba3c00 r4:8291a680 ** 3 printk messages dropped ** [ 1351.963897][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.964235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a44200 ** 7 printk messages dropped ** [ 1351.964740][ T32] r5:85afdb8c r4:85afd800 ** 3 printk messages dropped ** [ 1351.964882][ T32] r10:61c88647 r9:85ba3c00 r8:85a6a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.965140][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.965781][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 9 printk messages dropped ** [ 1351.966064][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1351.966495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.966963][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 7 printk messages dropped ** [ 1351.967193][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1351.967697][ T32] r4:85ba4800 [ 1351.967735][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.967805][ T32] r5:85ba4800 r4:8291a680 [ 1351.967832][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.967872][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.967939][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed131e08 [ 1351.967965][ T32] r4:00000000 [ 1351.968009][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.968080][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.985924][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.986071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a87f00 [ 1351.986099][ T32] r4:00000000 [ 1351.986121][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.986272][ T32] r9:83018205 r8:85ba4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0f3000 [ 1351.986375][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.986433][ T32] r5:00001000 r4:ed12d000 [ 1351.986455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.986496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.986538][ T32] r5:85afd78c r4:85afd400 [ 1351.986559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.986619][ T32] r7:ddde2d80 r6:83018200 r5:85afd78c r4:85a6a480 [ 1351.986646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.986697][ T32] r10:61c88647 r9:85ba4800 r8:85a6a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.986719][ T32] r4:85a6a480 [ 1351.986739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.986785][ T32] r10:00000000 r9:85a6a480 r8:80287e08 r7:ed125e60 r6:85a6a500 r5:85ba4800 [ 1351.986825][ T32] r4:00000001 [ 1351.986849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.986889][ T32] Exception stack(0xed131fb0 to 0xed131ff8) [ 1351.986920][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.986950][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.987002][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.987036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.987114][ T32] r4:85a87d00 [ 1351.987523][ T32] INFO: task kworker/1:678:6588 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1351.987642][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.987772][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.987839][ T32] Call trace: [ 1351.987875][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.987929][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1351.987974][ T32] r4:00000000 [ 1351.988026][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.988076][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1351.988145][ T32] 1d20: ced23000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1351.998794][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1351.998871][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.998908][ T32] r5:800f0013 r4:80239bb0 [ 1351.998932][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.999009][ T32] r4:82ac21e4 [ 1351.999038][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.999085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1351.999109][ T32] r4:e05c1dc0 [ 1351.999155][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.999204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1351.999228][ T32] r4:00000000 [ 1351.999249][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.999312][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1351.999390][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.999494][ T32] r5:00001000 r4:dfd53000 [ 1351.999519][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.999591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.999668][ T32] r5:84be0b8c r4:84be0800 ** 1 printk messages dropped ** [ 1351.999763][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1352.000129][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1352.000390][ T32] INFO: task kworker/1:679:6592 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.000882][ T32] r4:85ba6c00 ** 4 printk messages dropped ** [ 1352.001165][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece9de08 ** 9 printk messages dropped ** [ 1352.001622][ T32] r5:00001000 r4:eab2b000 ** 2 printk messages dropped ** [ 1352.001722][ T32] r5:85afdf8c r4:85afdc00 ** 2 printk messages dropped ** [ 1352.001936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.002362][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.003140][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.003300][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1352.003678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1352.004233][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1352.004699][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 8 printk messages dropped ** [ 1352.005148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1352.005707][ T32] r5:85ba8000 r4:8291a680 ** 3 printk messages dropped ** [ 1352.005831][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.006034][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.006324][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1352.006492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1352.006715][ T32] r4:85a6a680 [ 1352.006739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.006786][ T32] r10:00000000 r9:85a6a680 r8:80287e08 r7:ece9de60 r6:85a6a700 r5:85ba8000 [ 1352.006821][ T32] r4:00000001 [ 1352.006843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.006917][ T32] Exception stack(0xeceb5fb0 to 0xeceb5ff8) [ 1352.006964][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.006996][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.007025][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.007053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.007075][ T32] r4:847aa080 [ 1352.007279][ T32] INFO: task kworker/1:680:6593 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.007311][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.007448][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.007525][ T32] Call trace: [ 1352.007632][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.007723][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.007749][ T32] r4:00000000 [ 1352.007784][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.007828][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.007872][ T32] 1d20: cef3f000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.007910][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.007951][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.007978][ T32] r5:800f0013 r4:80239bb0 [ 1352.008000][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.008041][ T32] r4:82ac21e4 [ 1352.008062][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.029387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.029505][ T32] r4:e05c1dc0 [ 1352.029536][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.029600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.029650][ T32] r4:00000000 [ 1352.029681][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.029754][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.029781][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.029875][ T32] r5:00001000 r4:dfd53000 [ 1352.029903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.029944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.030011][ T32] r5:84be0b8c r4:84be0800 [ 1352.030036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.030092][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.030141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.030192][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.030215][ T32] r4:84bb2000 [ 1352.030236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.030288][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.030331][ T32] r4:00000001 [ 1352.030406][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.030491][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.030536][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.030566][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.030594][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.030624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.030681][ T32] r4:84ba8980 [ 1352.030735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.030797][ T32] INFO: task kworker/1:681:6596 blocked for more than 478 seconds. [ 1352.030864][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.030924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.030966][ T32] task:kworker/1:681 state:D stack:0 pid:6596 tgid:6596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.031028][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.031076][ T32] Call trace: ** 2 printk messages dropped ** [ 1352.031256][ T32] r4:85ba8c00 ** 4 printk messages dropped ** [ 1352.031429][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed155e08 ** 9 printk messages dropped ** [ 1352.031843][ T32] r5:00001000 r4:eb89b000 ** 2 printk messages dropped ** [ 1352.031943][ T32] r5:85afe38c r4:85afe000 [ 1352.031964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.032132][ T32] r4:85a6a780 ** 7 printk messages dropped ** [ 1352.032384][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.033159][ T32] Call trace: ** 6 printk messages dropped ** [ 1352.033468][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1352.034201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 10 printk messages dropped ** [ 1352.034783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1352.035171][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.035924][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.036359][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1352.036824][ T32] r9:83018205 r8:85ba9800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 ** 4 printk messages dropped ** [ 1352.037044][ T32] r5:85afeb8c r4:85afe800 ** 4 printk messages dropped ** [ 1352.037353][ T32] r4:85a6a880 ** 5 printk messages dropped ** [ 1352.037608][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.068858][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 9 printk messages dropped ** [ 1352.069275][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1352.069706][ T32] r5:84be0b8c r4:84be0800 ** 3 printk messages dropped ** [ 1352.069841][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.069863][ T32] r4:84bb2000 [ 1352.069882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.069927][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.069949][ T32] r4:00000001 [ 1352.069967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.070001][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.070054][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.070088][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.070114][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.070142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.070164][ T32] r4:84ba8980 [ 1352.070186][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.070259][ T32] INFO: task kworker/1:683:6601 blocked for more than 478 seconds. [ 1352.070299][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.070324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.070346][ T32] task:kworker/1:683 state:D stack:0 pid:6601 tgid:6601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.070416][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.070480][ T32] Call trace: [ 1352.070512][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.070564][ T32] r10:8291a684 r9:ed0cdd84 r8:00000002 r7:60000113 r6:ed0cdd8c r5:85baa400 [ 1352.070589][ T32] r4:85baa400 [ 1352.070609][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.070653][ T32] r5:85baa400 r4:8291a680 [ 1352.070673][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.070712][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.070763][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0cde08 [ 1352.070790][ T32] r4:00000000 [ 1352.070809][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.070842][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.070876][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.070916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847aa680 [ 1352.070938][ T32] r4:00000000 [ 1352.070956][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.071011][ T32] r9:83018205 r8:85baa400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1352.071077][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.071163][ T32] r5:00001000 r4:ebbbd000 [ 1352.071237][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.071286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.071347][ T32] r5:85afef8c r4:85afec00 [ 1352.071370][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.071425][ T32] r7:ddde2d80 r6:83018200 r5:85afef8c r4:85a6a980 [ 1352.071446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.071496][ T32] r10:61c88647 r9:85baa400 r8:85a6a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.071538][ T32] r4:85a6a980 [ 1352.071625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.071684][ T32] r10:00000000 r9:85a6a980 r8:80287e08 r7:ed13de60 r6:85a6aa00 r5:85baa400 [ 1352.071709][ T32] r4:00000001 [ 1352.071741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.071782][ T32] Exception stack(0xed0cdfb0 to 0xed0cdff8) [ 1352.071851][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.071886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.071913][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.071952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.071994][ T32] r4:847aa740 [ 1352.072448][ T32] INFO: task kworker/1:683:6601 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.072487][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.072543][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.072589][ T32] Call trace: [ 1352.072617][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.072671][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.072707][ T32] r4:00000000 [ 1352.072731][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.072791][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.072821][ T32] 1d20: cfa7f000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.072850][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.072886][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.072913][ T32] r5:800f0013 r4:80239bb0 [ 1352.072934][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.072997][ T32] r4:82ac21e4 [ 1352.073020][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.073064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.073087][ T32] r4:e05c1dc0 [ 1352.073117][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.073162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.073184][ T32] r4:00000000 [ 1352.073213][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.073261][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.073284][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.073335][ T32] r5:00001000 r4:dfd53000 [ 1352.073358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.073404][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1352.073566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.073947][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.074257][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.074633][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.075091][ T32] r5:00001000 r4:ec60b000 ** 2 printk messages dropped ** [ 1352.075208][ T32] r5:85aff38c r4:85aff000 [ 1352.075237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.075286][ T32] r7:ddde2d80 r6:83018200 r5:85aff38c r4:85a6aa80 [ 1352.075307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.075353][ T32] r10:61c88647 r9:85bab000 r8:85a6aaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.075375][ T32] r4:85a6aa80 [ 1352.075415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.075463][ T32] r10:00000000 r9:85a6aa80 r8:80287e08 r7:ed0cde60 r6:85a6ab00 r5:85bab000 [ 1352.075503][ T32] r4:00000001 [ 1352.075568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.075623][ T32] Exception stack(0xed159fb0 to 0xed159ff8) [ 1352.075685][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.075754][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.075787][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.075816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.075859][ T32] r4:847aa600 [ 1352.076069][ T32] INFO: task kworker/1:684:6603 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.076103][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.076208][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.076264][ T32] Call trace: [ 1352.076317][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.076376][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.076431][ T32] r4:00000000 [ 1352.076459][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.076500][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.076528][ T32] 1d20: cfa7f000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.076556][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.076580][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.076605][ T32] r5:800f0013 r4:80239bb0 [ 1352.076635][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.076682][ T32] r4:82ac21e4 [ 1352.076723][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.076770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.076793][ T32] r4:e05c1dc0 [ 1352.076812][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.076853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.076896][ T32] r4:00000000 [ 1352.076938][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.077008][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.077033][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.077086][ T32] r5:00001000 r4:dfd53000 [ 1352.077127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.077189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1352.077435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1352.077796][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.101216][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.101622][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.101907][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.102375][ T32] r5:85affb8c r4:85aff800 [ 1352.102405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.102563][ T32] r10:61c88647 r9:85babc00 r8:85a6abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.103012][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.103885][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 10 printk messages dropped ** [ 1352.104278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 7 printk messages dropped ** [ 1352.104538][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1352.104885][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.105188][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.105504][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.105893][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed161e08 ** 7 printk messages dropped ** [ 1352.106154][ T32] r9:83018205 r8:85bac800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 ** 4 printk messages dropped ** [ 1352.106434][ T32] r5:85aff78c r4:85aff400 ** 3 printk messages dropped ** [ 1352.106631][ T32] r10:61c88647 r9:85bac800 r8:85a6acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1352.107048][ T32] r4:847aaa00 ** 5 printk messages dropped ** [ 1352.107715][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 6 printk messages dropped ** [ 1352.108005][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1352.131794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1352.132216][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1352.132534][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.132576][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.132606][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.132633][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.132662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.132684][ T32] r4:84ba8980 [ 1352.132707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.132748][ T32] INFO: task kworker/1:687:6609 blocked for more than 478 seconds. [ 1352.132784][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.132809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.132832][ T32] task:kworker/1:687 state:D stack:0 pid:6609 tgid:6609 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.132914][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.133005][ T32] Call trace: [ 1352.133074][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.133153][ T32] r10:8291a684 r9:ed165d84 r8:00000002 r7:60000113 r6:ed165d8c r5:85bad400 [ 1352.133205][ T32] r4:85bad400 [ 1352.133253][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.133302][ T32] r5:85bad400 r4:8291a680 [ 1352.133323][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.133364][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.133412][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed165e08 [ 1352.133436][ T32] r4:00000000 [ 1352.133456][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.133490][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.133524][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.133564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847aafc0 [ 1352.133611][ T32] r4:00000000 [ 1352.133661][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.133715][ T32] r9:83018205 r8:85bad400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.133740][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.133788][ T32] r5:00001000 r4:eca13000 [ 1352.133811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.133851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.133894][ T32] r5:85b0838c r4:85b08000 [ 1352.133913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.133960][ T32] r7:ddde2d80 r6:83018200 r5:85b0838c r4:85a6ad80 [ 1352.134004][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.134055][ T32] r10:61c88647 r9:85bad400 r8:85a6adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.134080][ T32] r4:85a6ad80 [ 1352.134129][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.134178][ T32] r10:00000000 r9:85a6ad80 r8:80287e08 r7:ed15de60 r6:85a6ae00 r5:85bad400 [ 1352.134201][ T32] r4:00000001 [ 1352.134221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.134281][ T32] Exception stack(0xed165fb0 to 0xed165ff8) [ 1352.134311][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.134339][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.134367][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.134426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.134479][ T32] r4:847aad40 [ 1352.134895][ T32] INFO: task kworker/1:687:6609 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.134956][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.135048][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.135121][ T32] Call trace: [ 1352.135180][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.135248][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.135275][ T32] r4:00000000 [ 1352.135295][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.135335][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.135363][ T32] 1d20: d0284000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.135406][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.135436][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.135462][ T32] r5:800f0013 r4:80239bb0 [ 1352.135483][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.135523][ T32] r4:82ac21e4 [ 1352.135574][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.135655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.135734][ T32] r4:e05c1dc0 [ 1352.135832][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.135878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.135918][ T32] r4:00000000 [ 1352.135941][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.135990][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.136012][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.136054][ T32] r5:00001000 r4:dfd53000 [ 1352.136074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.136126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.136171][ T32] r5:84be0b8c r4:84be0800 [ 1352.136205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.136256][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.136279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.136326][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.136384][ T32] r4:84bb2000 [ 1352.136412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.136459][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.136482][ T32] r4:00000001 [ 1352.136526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.136566][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.136593][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.136621][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.136651][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.136681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.136703][ T32] r4:84ba8980 [ 1352.136724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.136748][ T32] INFO: task kworker/1:688:6610 blocked for more than 478 seconds. [ 1352.136777][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.136800][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.136885][ T32] task:kworker/1:688 state:D stack:0 pid:6610 tgid:6610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.136935][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.137208][ T32] r5:85bae000 r4:8291a680 ** 5 printk messages dropped ** [ 1352.137444][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.138028][ T32] r5:85afff8c r4:85affc00 ** 1 printk messages dropped ** [ 1352.148619][ T32] r7:ddde2d80 r6:83018200 r5:85afff8c r4:85a6ae80 ** 5 printk messages dropped ** [ 1352.148890][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.149063][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.149824][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 10 printk messages dropped ** [ 1352.150271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1352.150759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1352.151264][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1352.151455][ T32] INFO: task kworker/1:689:6613 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.151831][ T32] r4:85baec00 ** 5 printk messages dropped ** [ 1352.152089][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.152277][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.152412][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.152454][ T32] r5:00001000 r4:eca5b000 [ 1352.152474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.152511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.152554][ T32] r5:85b0878c r4:85b08400 [ 1352.152574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.152619][ T32] r7:ddde2d80 r6:83018200 r5:85b0878c r4:85a6af80 [ 1352.152640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.152688][ T32] r10:61c88647 r9:85baec00 r8:85a6afac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.152710][ T32] r4:85a6af80 [ 1352.152729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.152781][ T32] r10:00000000 r9:85a6af80 r8:80287e08 r7:ed165e60 r6:8479b000 r5:85baec00 [ 1352.152807][ T32] r4:00000001 [ 1352.152827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.152862][ T32] Exception stack(0xed16dfb0 to 0xed16dff8) [ 1352.152888][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.152925][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.152954][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.152987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.153011][ T32] r4:847aae80 [ 1352.153192][ T32] INFO: task kworker/1:689:6613 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.153261][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.153371][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.153426][ T32] Call trace: [ 1352.153456][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.153506][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.153559][ T32] r4:00000000 [ 1352.153587][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.153634][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.153665][ T32] 1d20: d0284000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.153694][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.153718][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.153770][ T32] r5:800f0013 r4:80239bb0 [ 1352.153795][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.153837][ T32] r4:82ac21e4 [ 1352.153883][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.153929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.153952][ T32] r4:e05c1dc0 [ 1352.153974][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.154016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.154065][ T32] r4:00000000 [ 1352.154099][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.154158][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.154184][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.154227][ T32] r5:00001000 r4:dfd53000 [ 1352.154271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.154313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.154718][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 9 printk messages dropped ** [ 1352.155204][ T32] INFO: task kworker/1:690:6615 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1352.155653][ T32] r5:85ba6000 r4:8291a680 ** 5 printk messages dropped ** [ 1352.155888][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.156288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.156552][ T32] r10:61c88647 r9:85ba6000 r8:8479b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1352.157025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.157967][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1352.179036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1352.179378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1352.179856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.180146][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1352.180424][ T32] r10:8291a684 r9:ed151d84 r8:00000002 r7:60000113 r6:ed151d8c r5:85ba5400 ** 9 printk messages dropped ** [ 1352.180725][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1352.181064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1352.181309][ T32] r4:8479b180 ** 6 printk messages dropped ** [ 1352.181574][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.182213][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.182475][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.182502][ T32] 1d20: d06cc000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.182532][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.182599][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.182656][ T32] r5:800f0013 r4:80239bb0 [ 1352.182704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.182750][ T32] r4:82ac21e4 [ 1352.182771][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.182813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.182835][ T32] r4:e05c1dc0 [ 1352.182856][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.182896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.182920][ T32] r4:00000000 [ 1352.182939][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.182998][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.183024][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.183078][ T32] r5:00001000 r4:dfd53000 [ 1352.183126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.183185][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.183255][ T32] r5:84be0b8c r4:84be0800 [ 1352.183280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.183327][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.183349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.183395][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.183423][ T32] r4:84bb2000 [ 1352.183444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.183490][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.183514][ T32] r4:00000001 [ 1352.183574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.183633][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.183664][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.183693][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.183718][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.183748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.183796][ T32] r4:84ba8980 [ 1352.183822][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.183871][ T32] INFO: task kworker/1:692:6618 blocked for more than 478 seconds. [ 1352.183927][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.183955][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.183978][ T32] task:kworker/1:692 state:D stack:0 pid:6618 tgid:6618 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.184074][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.184116][ T32] Call trace: [ 1352.184145][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.184192][ T32] r10:8291a684 r9:ed175d84 r8:00000002 r7:60000113 r6:ed175d8c r5:85bb0000 [ 1352.184215][ T32] r4:85bb0000 [ 1352.184235][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.184277][ T32] r5:85bb0000 r4:8291a680 [ 1352.184323][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.184375][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.184422][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed175e08 [ 1352.184445][ T32] r4:00000000 [ 1352.184464][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.184498][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.184532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.184572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479e500 [ 1352.184595][ T32] r4:00000000 [ 1352.184615][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.184659][ T32] r9:83018205 r8:85bb0000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1352.184693][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.184738][ T32] r5:00001000 r4:eca9b000 [ 1352.184759][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.184798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.184840][ T32] r5:85b08f8c r4:85b08c00 [ 1352.184859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.184905][ T32] r7:ddde2d80 r6:83018200 r5:85b08f8c r4:8479b280 [ 1352.184950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.185000][ T32] r10:61c88647 r9:85bb0000 r8:8479b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.185024][ T32] r4:8479b280 [ 1352.185043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.185112][ T32] r10:00000000 r9:8479b280 r8:80287e08 r7:ed171e60 r6:8479b300 r5:85bb0000 [ 1352.185139][ T32] r4:00000001 [ 1352.185158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.185195][ T32] Exception stack(0xed175fb0 to 0xed175ff8) [ 1352.185240][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.185272][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.185298][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.185326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.185349][ T32] r4:8479e440 [ 1352.185556][ T32] INFO: task kworker/1:692:6618 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.185593][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.185663][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.185733][ T32] Call trace: [ 1352.185800][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.185855][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.185914][ T32] r4:00000000 [ 1352.185942][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.185983][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.186011][ T32] 1d20: d06cc000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.186044][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.186095][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.186148][ T32] r5:800f0013 r4:80239bb0 [ 1352.186197][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.186265][ T32] r4:82ac21e4 [ 1352.186290][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.186356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.186400][ T32] r4:e05c1dc0 [ 1352.186428][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.186473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.186497][ T32] r4:00000000 [ 1352.186516][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.186575][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.186605][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.186649][ T32] r5:00001000 r4:dfd53000 [ 1352.186668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1352.186939][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1352.187136][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1352.187419][ T32] INFO: task kworker/1:693:6621 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.187849][ T32] r4:85bb0c00 ** 4 printk messages dropped ** [ 1352.188010][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed179e08 ** 8 printk messages dropped ** [ 1352.211577][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1352.211942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1352.212424][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.212887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.214813][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1352.215183][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.215674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1352.216762][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 2 printk messages dropped ** [ 1352.217160][ T32] r4:84bb2000 [ 1352.217259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.217379][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.217439][ T32] r4:00000001 [ 1352.217524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.217646][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.217710][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.217772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.217954][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.218067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.218243][ T32] r4:84ba8980 [ 1352.251435][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.251661][ T32] INFO: task kworker/1:694:6623 blocked for more than 478 seconds. [ 1352.251744][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.251799][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.251849][ T32] task:kworker/1:694 state:D stack:0 pid:6623 tgid:6623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.252127][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.252347][ T32] Call trace: [ 1352.252523][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.252638][ T32] r10:8291a684 r9:ed181d84 r8:00000002 r7:60000113 r6:ed181d8c r5:85bb1800 [ 1352.252745][ T32] r4:85bb1800 [ 1352.252796][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.252887][ T32] r5:85bb1800 r4:8291a680 [ 1352.252949][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.253039][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.253148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed181e08 [ 1352.253251][ T32] r4:00000000 [ 1352.253357][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.253622][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.253761][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.253856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479e980 [ 1352.253942][ T32] r4:00000000 [ 1352.254133][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.254235][ T32] r9:83018205 r8:85bb1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1352.254333][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.254447][ T32] r5:00001000 r4:ecb07000 [ 1352.254549][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.254638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.254724][ T32] r5:85b09b8c r4:85b09800 [ 1352.254774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.254920][ T32] r7:ddde2d80 r6:83018200 r5:85b09b8c r4:8479b480 [ 1352.255025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.255130][ T32] r10:61c88647 r9:85bb1800 r8:8479b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.255217][ T32] r4:8479b480 [ 1352.255265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.255368][ T32] r10:00000000 r9:8479b480 r8:80287e08 r7:ed179e60 r6:8479b500 r5:85bb1800 [ 1352.255458][ T32] r4:00000001 [ 1352.255557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.255657][ T32] Exception stack(0xed181fb0 to 0xed181ff8) [ 1352.255726][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.255848][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.255942][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.256223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.256280][ T32] r4:8479e380 [ 1352.256997][ T32] INFO: task kworker/1:694:6623 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.257068][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.257187][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.257377][ T32] Call trace: [ 1352.257450][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1352.278694][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1352.279781][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.280479][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1352.281302][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1352.282338][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1352.282951][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.284058][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1352.285024][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1352.285856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.286923][ T32] r10:00000000 r9:8479b580 r8:80287e08 r7:ed181e60 r6:8479b600 r5:85bb2400 ** 7 printk messages dropped ** [ 1352.287704][ T32] r4:8479e700 ** 6 printk messages dropped ** [ 1352.316190][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.316533][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1352.316812][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1352.317125][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1352.317578][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.317865][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.331160][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.331215][ T32] Call trace: [ 1352.331249][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.331331][ T32] r10:8291a684 r9:ed189d84 r8:00000002 r7:60000013 r6:ed189d8c r5:85bb3000 [ 1352.331367][ T32] r4:85bb3000 [ 1352.331389][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.331467][ T32] r5:85bb3000 r4:8291a680 [ 1352.331492][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.331533][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.331592][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed189e08 [ 1352.331615][ T32] r4:00000000 [ 1352.331634][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.331668][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.331705][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.331747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479e900 [ 1352.331770][ T32] r4:00000000 [ 1352.331805][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.331854][ T32] r9:83018205 r8:85bb3000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1352.331878][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.331921][ T32] r5:00001000 r4:ecc7f000 [ 1352.331942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.331982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.332026][ T32] r5:85b0a38c r4:85b0a000 [ 1352.332078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.332151][ T32] r7:ddde2d80 r6:83018200 r5:85b0a38c r4:8479b700 [ 1352.332210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.332324][ T32] r10:61c88647 r9:85bb3000 r8:8479b72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.332362][ T32] r4:8479b700 [ 1352.332386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.332440][ T32] r10:00000000 r9:8479b700 r8:80287e08 r7:ed185e60 r6:8479b780 r5:85bb3000 [ 1352.332464][ T32] r4:00000001 [ 1352.332483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.332520][ T32] Exception stack(0xed189fb0 to 0xed189ff8) [ 1352.332548][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.332577][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.332877][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.332911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.332935][ T32] r4:8479e900 [ 1352.333377][ T32] INFO: task kworker/1:696:6627 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.333421][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.333642][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.333692][ T32] Call trace: [ 1352.333780][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.333837][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.333862][ T32] r4:00000000 [ 1352.333882][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.333920][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.333948][ T32] 1d20: d1a20000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.333977][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.334091][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.334268][ T32] r5:800f0013 r4:80239bb0 [ 1352.334293][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.334335][ T32] r4:82ac21e4 [ 1352.334356][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.334397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.334457][ T32] r4:e05c1dc0 [ 1352.334532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.334623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.334649][ T32] r4:00000000 [ 1352.334670][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.334765][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1352.335261][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.335524][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.335899][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.336315][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1352.336667][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1352.336904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1352.337544][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.338029][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.358728][ T32] 1d20: d1d4f000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 7 printk messages dropped ** [ 1352.359083][ T32] r4:e05c1dc0 ** 9 printk messages dropped ** [ 1352.359690][ T32] r5:84be0b8c r4:84be0800 ** 6 printk messages dropped ** [ 1352.359958][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 9 printk messages dropped ** [ 1352.360297][ T32] INFO: task kworker/1:698:6631 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.360656][ T32] r4:85bb4800 ** 1 printk messages dropped ** [ 1352.360723][ T32] r5:85bb4800 r4:8291a680 [ 1352.360744][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.360783][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.360826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed191e08 [ 1352.360851][ T32] r4:00000000 [ 1352.360872][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.360908][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.360945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.360985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847aaf80 [ 1352.361009][ T32] r4:00000000 [ 1352.361046][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.361096][ T32] r9:83018205 r8:85bb4800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1352.361119][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.361162][ T32] r5:00001000 r4:ece09000 [ 1352.361183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.361223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.361296][ T32] r5:85b0af8c r4:85b0ac00 [ 1352.361347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.361429][ T32] r7:ddde2d80 r6:83018200 r5:85b0af8c r4:8479b880 [ 1352.361509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.361563][ T32] r10:61c88647 r9:85bb4800 r8:8479b8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.361587][ T32] r4:8479b880 [ 1352.361608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.361654][ T32] r10:00000000 r9:8479b880 r8:80287e08 r7:ed18de60 r6:8479b900 r5:85bb4800 [ 1352.361703][ T32] r4:00000001 [ 1352.361756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.361795][ T32] Exception stack(0xed191fb0 to 0xed191ff8) [ 1352.361853][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.361886][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.361941][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.361974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.361997][ T32] r4:8479ebc0 [ 1352.362283][ T32] INFO: task kworker/1:698:6631 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.362364][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.362458][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.362543][ T32] Call trace: [ 1352.362653][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.362709][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.362733][ T32] r4:00000000 [ 1352.362753][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.362794][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.362822][ T32] 1d20: d1d4f000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.362878][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.362934][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.362976][ T32] r5:800f0013 r4:80239bb0 [ 1352.363001][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.363056][ T32] r4:82ac21e4 [ 1352.363081][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.363124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.363173][ T32] r4:e05c1dc0 [ 1352.363197][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.363240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.363262][ T32] r4:00000000 [ 1352.363366][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.363422][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.363448][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.363491][ T32] r5:00001000 r4:dfd53000 [ 1352.363514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.363597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.363661][ T32] r5:84be0b8c r4:84be0800 [ 1352.363772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.363826][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.363854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1352.364073][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 9 printk messages dropped ** [ 1352.364611][ T32] INFO: task kworker/1:699:6633 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.365193][ T32] r4:85bb5400 ** 4 printk messages dropped ** [ 1352.365474][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed195e08 ** 10 printk messages dropped ** [ 1352.366429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1352.366598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.367472][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.368000][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.388929][ T32] 1d20: d1e9f000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 9 printk messages dropped ** [ 1352.389332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1352.390049][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.390367][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1352.390745][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1352.391107][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.391365][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.391647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.391693][ T32] r5:85b0b38c r4:85b0b000 [ 1352.391713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.391758][ T32] r7:ddde2d80 r6:83018200 r5:85b0b38c r4:8479ba80 [ 1352.391794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.391845][ T32] r10:61c88647 r9:85bb6000 r8:8479baac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.391868][ T32] r4:8479ba80 [ 1352.391888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.391933][ T32] r10:00000000 r9:8479ba80 r8:80287e08 r7:ed191e60 r6:8479bb00 r5:85bb6000 [ 1352.391956][ T32] r4:00000001 [ 1352.391974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.392009][ T32] Exception stack(0xed17dfb0 to 0xed17dff8) [ 1352.392068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.392113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.392142][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.392209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.392236][ T32] r4:8479eec0 [ 1352.392539][ T32] INFO: task kworker/1:700:6634 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.392574][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.392673][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.392781][ T32] Call trace: [ 1352.392979][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.393084][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.393192][ T32] r4:00000000 [ 1352.393296][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.393348][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.393511][ T32] 1d20: d1e9f000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.393630][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.393675][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.393704][ T32] r5:800f0013 r4:80239bb0 [ 1352.393725][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.393839][ T32] r4:82ac21e4 [ 1352.393865][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.393910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.393932][ T32] r4:e05c1dc0 [ 1352.393953][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.393994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.394017][ T32] r4:00000000 [ 1352.394036][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.394083][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.394105][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.394316][ T32] r5:00001000 r4:dfd53000 [ 1352.394427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.394474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.394545][ T32] r5:84be0b8c r4:84be0800 [ 1352.394661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.394766][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.394794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.394842][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.394986][ T32] r4:84bb2000 [ 1352.395009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.395057][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.395079][ T32] r4:00000001 [ 1352.395098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.395134][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.395186][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.395227][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.395254][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.395282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.395304][ T32] r4:84ba8980 [ 1352.395324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.395348][ T32] INFO: task kworker/1:701:6637 blocked for more than 478 seconds. [ 1352.395375][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.395477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.395560][ T32] task:kworker/1:701 state:D stack:0 pid:6637 tgid:6637 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.395613][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.395681][ T32] Call trace: [ 1352.395725][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.395774][ T32] r10:8291a684 r9:ed199d84 r8:00000002 r7:60000013 r6:ed199d8c r5:85bb6c00 [ 1352.395797][ T32] r4:85bb6c00 [ 1352.395817][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.395860][ T32] r5:85bb6c00 r4:8291a680 [ 1352.395882][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.395919][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.395960][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed199e08 [ 1352.395981][ T32] r4:00000000 [ 1352.396001][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.396036][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.396070][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.396185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84822300 [ 1352.396214][ T32] r4:00000000 [ 1352.396234][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.396384][ T32] r9:83018205 r8:85bb6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1352.396592][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.396639][ T32] r5:00001000 r4:ece31000 [ 1352.396707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.396754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.397221][ T32] r10:00000000 r9:8479bb80 r8:80287e08 r7:ed17de60 r6:8479bc00 r5:85bb6c00 ** 6 printk messages dropped ** [ 1352.397614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.418361][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1352.418815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1352.419159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.419526][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.419734][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.419922][ T32] INFO: task kworker/1:702:6639 blocked for more than 478 seconds. [ 1352.419952][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.420004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.420059][ T32] task:kworker/1:702 state:D stack:0 pid:6639 tgid:6639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.420115][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.420197][ T32] Call trace: [ 1352.420258][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.420312][ T32] r10:8291a684 r9:ed1a1d84 r8:00000002 r7:60000113 r6:ed1a1d8c r5:85bb8000 [ 1352.420336][ T32] r4:85bb8000 [ 1352.420357][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.420437][ T32] r5:85bb8000 r4:8291a680 [ 1352.420469][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.420510][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.420552][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1a1e08 [ 1352.420577][ T32] r4:00000000 [ 1352.420602][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.420637][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.420671][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.420713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84822780 [ 1352.420735][ T32] r4:00000000 [ 1352.420781][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.420829][ T32] r9:83018205 r8:85bb8000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1352.420851][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.420896][ T32] r5:00001000 r4:ecfad000 [ 1352.420943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.421015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.421070][ T32] r5:85c0038c r4:85c00000 [ 1352.421090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.421163][ T32] r7:ddde2d80 r6:83018200 r5:85c0038c r4:8479bc80 [ 1352.421189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.421237][ T32] r10:61c88647 r9:85bb8000 r8:8479bcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.421273][ T32] r4:8479bc80 [ 1352.421323][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.421429][ T32] r10:00000000 r9:8479bc80 r8:80287e08 r7:ed199e60 r6:8479bd00 r5:85bb8000 [ 1352.421481][ T32] r4:00000001 [ 1352.421504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.421540][ T32] Exception stack(0xed1a1fb0 to 0xed1a1ff8) [ 1352.421588][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.421621][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.421648][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.421678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.421700][ T32] r4:84822180 [ 1352.422018][ T32] INFO: task kworker/1:702:6639 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.422084][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.422142][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.422189][ T32] Call trace: [ 1352.422240][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.422294][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.422363][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.422462][ T32] 1d20: d2154000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 9 printk messages dropped ** [ 1352.422822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1352.423308][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 8 printk messages dropped ** [ 1352.423647][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.424048][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.424389][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed19de08 ** 10 printk messages dropped ** [ 1352.424822][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1352.424972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1352.425230][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.425390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.426050][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1352.426296][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.426568][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.426827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1352.427201][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1352.427472][ T32] INFO: task kworker/1:704:6642 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1352.427872][ T32] r5:85bb9800 r4:8291a680 ** 2 printk messages dropped ** [ 1352.428043][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1a5e08 ** 9 printk messages dropped ** [ 1352.452036][ T32] r5:00001000 r4:ecf49000 ** 1 printk messages dropped ** [ 1352.452115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.452388][ T32] r10:00000000 r9:8479be80 r8:80287e08 r7:ed1a1e60 r6:8479bf00 r5:85bb9800 ** 9 printk messages dropped ** [ 1352.453167][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.453292][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.453415][ T32] Call trace: [ 1352.453447][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.453500][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.453525][ T32] r4:00000000 [ 1352.453602][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.453674][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.453737][ T32] 1d20: d2552000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.453771][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.453797][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.453822][ T32] r5:800f0013 r4:80239bb0 [ 1352.453859][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.453931][ T32] r4:82ac21e4 [ 1352.453957][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.454055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.454081][ T32] r4:e05c1dc0 [ 1352.454108][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.454151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.454174][ T32] r4:00000000 [ 1352.454194][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.454241][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.454301][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.454349][ T32] r5:00001000 r4:dfd53000 [ 1352.454369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.454415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.454480][ T32] r5:84be0b8c r4:84be0800 [ 1352.454523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.454600][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.454632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.454681][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.454704][ T32] r4:84bb2000 [ 1352.454723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.454769][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.454792][ T32] r4:00000001 [ 1352.454812][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.454876][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.454914][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.454984][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.455015][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.455044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.455124][ T32] r4:84ba8980 [ 1352.455176][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.455209][ T32] INFO: task kworker/1:705:6645 blocked for more than 478 seconds. [ 1352.455333][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.455363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.455401][ T32] task:kworker/1:705 state:D stack:0 pid:6645 tgid:6645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.455483][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.455578][ T32] Call trace: [ 1352.455610][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.455658][ T32] r10:8291a684 r9:ed1a9d84 r8:00000002 r7:60000013 r6:ed1a9d8c r5:85bba400 [ 1352.455681][ T32] r4:85bba400 [ 1352.455701][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.455744][ T32] r5:85bba400 r4:8291a680 [ 1352.455764][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.455804][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.455846][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1a9e08 [ 1352.455869][ T32] r4:00000000 [ 1352.455916][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.455983][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.456024][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.456066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84822580 [ 1352.456115][ T32] r4:00000000 [ 1352.456140][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.456200][ T32] r9:83018205 r8:85bba400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1352.456227][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.456271][ T32] r5:00001000 r4:ecfb7000 [ 1352.456290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.456330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.456399][ T32] r5:85c0078c r4:85c00400 [ 1352.456426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.456475][ T32] r7:ddde2d80 r6:83018200 r5:85c0078c r4:8479bf80 [ 1352.456523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.456624][ T32] r10:61c88647 r9:85bba400 r8:8479bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1352.456817][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.457197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.457952][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1352.476805][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.477039][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.477486][ T32] r5:84be0b8c r4:84be0800 ** 5 printk messages dropped ** [ 1352.477701][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1352.478049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1352.492400][ T32] r4:85bbb000 ** 4 printk messages dropped ** [ 1352.492742][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1b1e08 ** 8 printk messages dropped ** [ 1352.493192][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1352.493453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1352.493606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.493663][ T32] r7:ddde2d80 r6:83018200 r5:85c00f8c r4:84911080 [ 1352.493686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.493735][ T32] r10:61c88647 r9:85bbb000 r8:849110ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.493759][ T32] r4:84911080 [ 1352.493807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.493859][ T32] r10:00000000 r9:84911080 r8:80287e08 r7:ed1a9e60 r6:84911100 r5:85bbb000 [ 1352.493913][ T32] r4:00000001 [ 1352.493938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.494026][ T32] Exception stack(0xed1b1fb0 to 0xed1b1ff8) [ 1352.494087][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.494130][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.494159][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.494241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.494297][ T32] r4:84822740 [ 1352.494730][ T32] INFO: task kworker/1:706:6647 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.494769][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.494886][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.494954][ T32] Call trace: [ 1352.494987][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.495068][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.495101][ T32] r4:00000000 [ 1352.495123][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.495168][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.495199][ T32] 1d20: d2a99000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.495317][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.495376][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.495412][ T32] r5:800f0013 r4:80239bb0 [ 1352.495464][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.495569][ T32] r4:82ac21e4 [ 1352.495631][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.495682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.495707][ T32] r4:e05c1dc0 [ 1352.495730][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.495775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.495799][ T32] r4:00000000 [ 1352.495821][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.495868][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.495892][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.495936][ T32] r5:00001000 r4:dfd53000 [ 1352.495957][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.495997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.496040][ T32] r5:84be0b8c r4:84be0800 [ 1352.496089][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.496173][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.496200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.496277][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.496306][ T32] r4:84bb2000 [ 1352.496373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.496434][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.496478][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.496688][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.497036][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.497347][ T32] r5:85bbbc00 r4:8291a680 ** 3 printk messages dropped ** [ 1352.497570][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.497828][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.498055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.498146][ T32] r5:85c00b8c r4:85c00800 ** 2 printk messages dropped ** [ 1352.510140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1352.510493][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1352.511469][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1352.513153][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 14 printk messages dropped ** [ 1352.514075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.514518][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1352.514792][ T32] r10:8291a684 r9:ed1b9d84 r8:00000002 r7:60000113 r6:ed1b9d8c r5:85bbc800 ** 8 printk messages dropped ** [ 1352.515335][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.516068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.516324][ T32] r10:61c88647 r9:85bbc800 r8:849112ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.516658][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.517130][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.517593][ T32] 1d20: d2b79000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 9 printk messages dropped ** [ 1352.518102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 6 printk messages dropped ** [ 1352.543123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.543167][ T32] r5:84be0b8c r4:84be0800 [ 1352.543210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.543290][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.543319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.543409][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.543439][ T32] r4:84bb2000 [ 1352.543461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.543510][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.543607][ T32] r4:00000001 [ 1352.543639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.543683][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.543715][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.543786][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.543842][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.543877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.543901][ T32] r4:84ba8980 [ 1352.543947][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.543993][ T32] INFO: task kworker/1:709:6653 blocked for more than 479 seconds. [ 1352.544032][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.544081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.544134][ T32] task:kworker/1:709 state:D stack:0 pid:6653 tgid:6653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.544220][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.544272][ T32] Call trace: [ 1352.544352][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.544418][ T32] r10:8291a684 r9:ed1bdd84 r8:00000002 r7:60000013 r6:ed1bdd8c r5:85bbd400 [ 1352.544466][ T32] r4:85bbd400 [ 1352.544512][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.544561][ T32] r5:85bbd400 r4:8291a680 [ 1352.544584][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.544623][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.544691][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1bde08 [ 1352.544721][ T32] r4:00000000 [ 1352.544744][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.544780][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.544818][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.544891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84822ec0 [ 1352.544920][ T32] r4:00000000 [ 1352.544962][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.545032][ T32] r9:83018205 r8:85bbd400 r7:00000000 r6:83018200 r5:00001000 r4:7f013000 [ 1352.545061][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.545125][ T32] r5:00001000 r4:dfb5b000 [ 1352.545151][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.545218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.545288][ T32] r5:85c0178c r4:85c01400 [ 1352.545314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.545363][ T32] r7:ddde2d80 r6:83018200 r5:85c0178c r4:84911380 [ 1352.545392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.545442][ T32] r10:61c88647 r9:85bbd400 r8:849113ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.545498][ T32] r4:84911380 [ 1352.545544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.545594][ T32] r10:00000000 r9:84911380 r8:80287e08 r7:ed1b9e60 r6:84911400 r5:85bbd400 [ 1352.545648][ T32] r4:00000001 [ 1352.545693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.545763][ T32] Exception stack(0xed1bdfb0 to 0xed1bdff8) [ 1352.545793][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.545821][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.545847][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.545877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.545899][ T32] r4:84822b80 [ 1352.546307][ T32] INFO: task kworker/1:709:6653 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.546351][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.546540][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.546633][ T32] Call trace: [ 1352.546693][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.546762][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.546788][ T32] r4:00000000 [ 1352.546808][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.546846][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.546874][ T32] 1d20: d2e89000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.546903][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.546928][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.546986][ T32] r5:800f0013 r4:80239bb0 [ 1352.547010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.547051][ T32] r4:82ac21e4 [ 1352.547071][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.547122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.547148][ T32] r4:e05c1dc0 [ 1352.547169][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1352.547424][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1352.547771][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.548186][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.563040][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.563424][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.563838][ T32] r5:00001000 r4:eb36d000 ** 1 printk messages dropped ** [ 1352.563898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.564198][ T32] r10:00000000 r9:84911480 r8:80287e08 r7:ed1bde60 r6:84911500 r5:85bbe000 ** 9 printk messages dropped ** [ 1352.564912][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1352.565160][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.565183][ T32] r4:00000000 [ 1352.565202][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.565241][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.565289][ T32] 1d20: d3068000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.565322][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.565347][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.565371][ T32] r5:800f0013 r4:80239bb0 [ 1352.565409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.565452][ T32] r4:82ac21e4 [ 1352.565474][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.565526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.565553][ T32] r4:e05c1dc0 [ 1352.565572][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.565613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.565635][ T32] r4:00000000 [ 1352.565654][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.565698][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.565728][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.565801][ T32] r5:00001000 r4:dfd53000 [ 1352.565824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.565863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.565904][ T32] r5:84be0b8c r4:84be0800 [ 1352.565925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.566009][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.566035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.566092][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.566139][ T32] r4:84bb2000 [ 1352.566182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.566233][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.566256][ T32] r4:00000001 [ 1352.566275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.566330][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.566386][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.566430][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.566461][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.566512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.566546][ T32] r4:84ba8980 [ 1352.566576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.566603][ T32] INFO: task kworker/1:711:6657 blocked for more than 479 seconds. [ 1352.566631][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.566654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.566675][ T32] task:kworker/1:711 state:D stack:0 pid:6657 tgid:6657 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.566728][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.566773][ T32] Call trace: [ 1352.566848][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.566898][ T32] r10:8291a684 r9:ecec5d84 r8:00000002 r7:60000113 r6:ecec5d8c r5:85bbec00 [ 1352.566922][ T32] r4:85bbec00 [ 1352.566963][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.567031][ T32] r5:85bbec00 r4:8291a680 [ 1352.567054][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.567094][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.567158][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec5e08 [ 1352.567183][ T32] r4:00000000 [ 1352.567202][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1352.567338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85833140 ** 6 printk messages dropped ** [ 1352.567627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.567750][ T32] r7:ddde2d80 r6:83018200 r5:85c01f8c r4:84911580 ** 4 printk messages dropped ** [ 1352.567949][ T32] r10:00000000 r9:84911580 r8:80287e08 r7:ed1c1e60 r6:84911600 r5:85bbec00 ** 7 printk messages dropped ** [ 1352.580801][ T32] r4:84822e40 ** 3 printk messages dropped ** [ 1352.581470][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.581695][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1352.581933][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.582149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 12 printk messages dropped ** [ 1352.582679][ T32] r4:84bb2000 ** 3 printk messages dropped ** [ 1352.582853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.583226][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1352.583673][ T32] r5:85bc0000 r4:8291a680 ** 3 printk messages dropped ** [ 1352.583844][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.584095][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.584321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.584568][ T32] r10:61c88647 r9:85bc0000 r8:849116ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.584898][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.585543][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.585776][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1352.586025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 11 printk messages dropped ** [ 1352.586553][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.586901][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.587152][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.587443][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1352.587721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85833440 [ 1352.587747][ T32] r4:00000000 [ 1352.587805][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.587852][ T32] r9:83018205 r8:85bc0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1352.587876][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.587916][ T32] r5:00001000 r4:ebc6d000 [ 1352.587936][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.587974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.588015][ T32] r5:85c0278c r4:85c02400 [ 1352.588044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.588178][ T32] r7:ddde2d80 r6:83018200 r5:85c0278c r4:84911780 [ 1352.610575][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.610720][ T32] r10:61c88647 r9:85bc0c00 r8:849117ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.610762][ T32] r4:84911780 [ 1352.610814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.610868][ T32] r10:00000000 r9:84911780 r8:80287e08 r7:ed0b9e60 r6:84911800 r5:85bc0c00 [ 1352.610891][ T32] r4:00000001 [ 1352.610911][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.610970][ T32] Exception stack(0xed0c1fb0 to 0xed0c1ff8) [ 1352.611025][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.611057][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.611083][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.611120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.611145][ T32] r4:85833100 [ 1352.611588][ T32] INFO: task kworker/1:713:6661 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.611649][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.611753][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.611805][ T32] Call trace: [ 1352.611854][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.611931][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.611971][ T32] r4:00000000 [ 1352.611991][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.612031][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.612080][ T32] 1d20: d39db000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.612131][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.612175][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.612201][ T32] r5:800f0013 r4:80239bb0 [ 1352.612223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.612265][ T32] r4:82ac21e4 [ 1352.612286][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.612348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.612374][ T32] r4:e05c1dc0 [ 1352.612424][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.612516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.612542][ T32] r4:00000000 [ 1352.612563][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.612609][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.612651][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.612699][ T32] r5:00001000 r4:dfd53000 [ 1352.612720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.612773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.612819][ T32] r5:84be0b8c r4:84be0800 [ 1352.612839][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.612905][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.612932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.612981][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.613003][ T32] r4:84bb2000 [ 1352.613022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.613067][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.613110][ T32] r4:00000001 [ 1352.613142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.613180][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.613252][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.613285][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.613311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.613340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.613389][ T32] r4:84ba8980 [ 1352.613438][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.613480][ T32] INFO: task kworker/1:714:6663 blocked for more than 479 seconds. [ 1352.613525][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.613553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.613605][ T32] task:kworker/1:714 state:D stack:0 pid:6663 tgid:6663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.613693][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.613765][ T32] Call trace: [ 1352.613805][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.613853][ T32] r10:8291a684 r9:ed149d84 r8:00000002 r7:60000013 r6:ed149d8c r5:85bc1800 [ 1352.613897][ T32] r4:85bc1800 [ 1352.613921][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.613964][ T32] r5:85bc1800 r4:8291a680 ** 2 printk messages dropped ** [ 1352.614091][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed149e08 ** 6 printk messages dropped ** [ 1352.614379][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1352.614587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1352.614861][ T32] r4:84911880 ** 6 printk messages dropped ** [ 1352.615086][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.615619][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.615821][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1352.615998][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.616171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.616220][ T32] r4:00000000 [ 1352.616265][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.616337][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.616377][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.616428][ T32] r5:00001000 r4:dfd53000 [ 1352.616448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.616486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.616527][ T32] r5:84be0b8c r4:84be0800 [ 1352.616559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.616632][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.616659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.616711][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.616733][ T32] r4:84bb2000 [ 1352.616753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.616799][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.616821][ T32] r4:00000001 [ 1352.616871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.616918][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.616947][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.616975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.617001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.617029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.617080][ T32] r4:84ba8980 [ 1352.617119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.617147][ T32] INFO: task kworker/1:715:6665 blocked for more than 479 seconds. [ 1352.617175][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.617198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.617246][ T32] task:kworker/1:715 state:D stack:0 pid:6665 tgid:6665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.617357][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1352.617442][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1352.617801][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1352.618106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.641177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.641413][ T32] r7:ddde2d80 r6:83018200 r5:85c0338c r4:84911980 [ 1352.641457][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.641541][ T32] r10:61c88647 r9:85bc2400 r8:849119ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.641577][ T32] r4:84911980 [ 1352.641600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.641669][ T32] r10:00000000 r9:84911980 r8:80287e08 r7:ed149e60 r6:84911a00 r5:85bc2400 [ 1352.641737][ T32] r4:00000001 [ 1352.641760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.641801][ T32] Exception stack(0xed1c5fb0 to 0xed1c5ff8) [ 1352.641853][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.641885][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.641912][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.641940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.641962][ T32] r4:85833480 [ 1352.642376][ T32] INFO: task kworker/1:715:6665 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.642444][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.642572][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.642629][ T32] Call trace: [ 1352.642686][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.642765][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.642794][ T32] r4:00000000 [ 1352.642836][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.642880][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.642908][ T32] 1d20: d3e56000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.642958][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.643006][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.643036][ T32] r5:800f0013 r4:80239bb0 [ 1352.643078][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.643123][ T32] r4:82ac21e4 [ 1352.643165][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.643211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.643244][ T32] r4:e05c1dc0 [ 1352.643286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.643374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.643424][ T32] r4:00000000 [ 1352.643448][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.643497][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.643521][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.643634][ T32] r5:00001000 r4:dfd53000 [ 1352.643683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.643731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.643774][ T32] r5:84be0b8c r4:84be0800 [ 1352.643816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.643879][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.643925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.643975][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.643997][ T32] r4:84bb2000 ** 1 printk messages dropped ** [ 1352.644109][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 7 printk messages dropped ** [ 1352.644319][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1352.644564][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.644854][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1352.645226][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1352.645417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.645594][ T32] r10:61c88647 r9:85bc3000 r8:84911aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1352.645779][ T32] r4:00000001 [ 1352.645800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.645838][ T32] Exception stack(0xed1c9fb0 to 0xed1c9ff8) [ 1352.645865][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.645915][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.645945][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.646024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.646071][ T32] r4:85833580 [ 1352.646318][ T32] INFO: task kworker/1:716:6668 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.646353][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.646461][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.646554][ T32] Call trace: [ 1352.646597][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.646659][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.646701][ T32] r4:00000000 [ 1352.646723][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.646785][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.646826][ T32] 1d20: d3e56000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.646866][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.646895][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.646919][ T32] r5:800f0013 r4:80239bb0 [ 1352.646940][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.647019][ T32] r4:82ac21e4 [ 1352.647044][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.647086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.647108][ T32] r4:e05c1dc0 [ 1352.647127][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.647167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.647209][ T32] r4:00000000 [ 1352.647231][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.647276][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.647298][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.647352][ T32] r5:00001000 r4:dfd53000 [ 1352.647373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.647627][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 4 printk messages dropped ** [ 1352.647881][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 9 printk messages dropped ** [ 1352.662569][ T32] INFO: task kworker/1:717:6669 blocked for more than 479 seconds. ** 9 printk messages dropped ** [ 1352.663138][ T32] r5:85bc4800 r4:8291a680 ** 3 printk messages dropped ** [ 1352.663321][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.663523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85833a40 ** 6 printk messages dropped ** [ 1352.663824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1352.663907][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1352.664264][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.664500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1352.665273][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.665407][ T32] 1d20: d406d000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 4 printk messages dropped ** [ 1352.665618][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.665847][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.666049][ T32] r5:00001000 r4:dfd53000 [ 1352.666091][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.666140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.666184][ T32] r5:84be0b8c r4:84be0800 [ 1352.666203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.666274][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.666301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.666352][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.666402][ T32] r4:84bb2000 [ 1352.666428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.666497][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.666530][ T32] r4:00000001 [ 1352.666550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.666609][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.666671][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.666722][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.666752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.666781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.666824][ T32] r4:84ba8980 [ 1352.666879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.666918][ T32] INFO: task kworker/1:718:6671 blocked for more than 479 seconds. [ 1352.666951][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.666983][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.667008][ T32] task:kworker/1:718 state:D stack:0 pid:6671 tgid:6671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.667091][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.667169][ T32] Call trace: [ 1352.667200][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.667249][ T32] r10:8291a684 r9:ed1d5d84 r8:00000002 r7:60000013 r6:ed1d5d8c r5:85ad2400 [ 1352.667272][ T32] r4:85ad2400 [ 1352.667292][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.667355][ T32] r5:85ad2400 r4:8291a680 [ 1352.667386][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.667429][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.667472][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1d5e08 [ 1352.667494][ T32] r4:00000000 [ 1352.667513][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.667593][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.667647][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.667702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85833f40 [ 1352.667728][ T32] r4:00000000 [ 1352.667785][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.667833][ T32] r9:83018205 r8:85ad2400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1352.667879][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.667924][ T32] r5:00001000 r4:ec96b000 [ 1352.667956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.668019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.668079][ T32] r5:85c0c38c r4:85c0c000 [ 1352.668172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.685145][ T32] r7:ddde2d80 r6:83018200 r5:85c0c38c r4:84911c80 [ 1352.685216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1352.685360][ T32] r4:84911c80 ** 2 printk messages dropped ** [ 1352.685469][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.685722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.686693][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1352.686952][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.687132][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.687462][ T32] r5:84be0b8c r4:84be0800 ** 5 printk messages dropped ** [ 1352.687690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1352.688022][ T32] r4:84ba8980 [ 1352.688098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.698689][ T32] INFO: task kworker/1:719:6673 blocked for more than 479 seconds. [ 1352.698788][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.698819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.698843][ T32] task:kworker/1:719 state:D stack:0 pid:6673 tgid:6673 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.698920][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.698997][ T32] Call trace: [ 1352.699069][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.699141][ T32] r10:8291a684 r9:ed1d1d84 r8:00000002 r7:60000113 r6:ed1d1d8c r5:85ad3000 [ 1352.699196][ T32] r4:85ad3000 [ 1352.699221][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.699265][ T32] r5:85ad3000 r4:8291a680 [ 1352.699307][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.699391][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.699444][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1d1e08 [ 1352.699468][ T32] r4:00000000 [ 1352.699488][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.699523][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.699593][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.699641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85833cc0 [ 1352.699665][ T32] r4:00000000 [ 1352.699698][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.699750][ T32] r9:83018205 r8:85ad3000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1352.699775][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.699818][ T32] r5:00001000 r4:ec8e3000 [ 1352.699860][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.699930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.699987][ T32] r5:85c03b8c r4:85c03800 [ 1352.700013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.700063][ T32] r7:ddde2d80 r6:83018200 r5:85c03b8c r4:84911d00 [ 1352.700101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.700152][ T32] r10:61c88647 r9:85ad3000 r8:84911d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.700175][ T32] r4:84911d00 [ 1352.700195][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.700240][ T32] r10:00000000 r9:84911d00 r8:80287e08 r7:ed1d5e60 r6:85a7a100 r5:85ad3000 [ 1352.700262][ T32] r4:00000001 [ 1352.700281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1352.700459][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.701324][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1352.701656][ T32] r4:82ac21e4 [ 1352.701700][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.701746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.701778][ T32] r4:e05c1dc0 [ 1352.701822][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.701888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.701924][ T32] r4:00000000 [ 1352.701966][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.702019][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.702069][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.702117][ T32] r5:00001000 r4:dfd53000 [ 1352.702151][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.702216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.702282][ T32] r5:84be0b8c r4:84be0800 [ 1352.702305][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.702354][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.702376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.702456][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.702491][ T32] r4:84bb2000 [ 1352.702513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.702561][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.702583][ T32] r4:00000001 [ 1352.702620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.702689][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.702719][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.702747][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.702775][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.702825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.702871][ T32] r4:84ba8980 [ 1352.702896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.702942][ T32] INFO: task kworker/1:720:6676 blocked for more than 479 seconds. [ 1352.702996][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.703024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.703046][ T32] task:kworker/1:720 state:D stack:0 pid:6676 tgid:6676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.703116][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.703189][ T32] Call trace: [ 1352.703244][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.703294][ T32] r10:8291a684 r9:ed1d9d84 r8:00000002 r7:60000113 r6:ed1d9d8c r5:85ad3c00 [ 1352.703322][ T32] r4:85ad3c00 [ 1352.703415][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.703478][ T32] r5:85ad3c00 r4:8291a680 [ 1352.703531][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.703628][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.703678][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1d9e08 [ 1352.703723][ T32] r4:00000000 [ 1352.703746][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.703782][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.703827][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.703872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85833dc0 [ 1352.703925][ T32] r4:00000000 [ 1352.703949][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.703994][ T32] r9:83018205 r8:85ad3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1352.704036][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.704096][ T32] r5:00001000 r4:ec911000 [ 1352.704141][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.704194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.704241][ T32] r5:85c03f8c r4:85c03c00 [ 1352.704283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.704479][ T32] r4:84911d80 ** 6 printk messages dropped ** [ 1352.704772][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.705446][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1352.705750][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.705974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1352.706285][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1352.706582][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1352.706831][ T32] INFO: task kworker/1:721:6678 blocked for more than 479 seconds. ** 6 printk messages dropped ** [ 1352.707187][ T32] r10:8291a684 r9:ed1ddd84 r8:00000002 r7:60000013 r6:ed1ddd8c r5:85ad4800 ** 8 printk messages dropped ** [ 1352.707509][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.707896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.708038][ T32] r7:ddde2d80 r6:83018200 r5:85c0c78c r4:84911e00 ** 4 printk messages dropped ** [ 1352.730678][ T32] r10:00000000 r9:84911e00 r8:80287e08 r7:ed1d5e60 r6:85a7a200 r5:85ad4800 ** 9 printk messages dropped ** [ 1352.731453][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.731581][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.731643][ T32] Call trace: [ 1352.731698][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.731777][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.731826][ T32] r4:00000000 [ 1352.731849][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.731890][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.731917][ T32] 1d20: d4c6d000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.731946][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.731970][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.731993][ T32] r5:800f0013 r4:80239bb0 [ 1352.732035][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.732103][ T32] r4:82ac21e4 [ 1352.732128][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.732171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.732204][ T32] r4:e05c1dc0 [ 1352.732250][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.732316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.732342][ T32] r4:00000000 [ 1352.732371][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.732426][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.732477][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.732523][ T32] r5:00001000 r4:dfd53000 [ 1352.732574][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.732617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.732660][ T32] r5:84be0b8c r4:84be0800 [ 1352.732702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.732774][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.732822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.732884][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.732909][ T32] r4:84bb2000 [ 1352.732928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.732976][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.733019][ T32] r4:00000001 [ 1352.733064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.733123][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.733152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.733180][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.733228][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.733259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.733282][ T32] r4:84ba8980 ** 1 printk messages dropped ** [ 1352.733369][ T32] INFO: task kworker/1:722:6680 blocked for more than 479 seconds. ** 9 printk messages dropped ** [ 1352.733880][ T32] r5:85ad5400 r4:8291a680 ** 3 printk messages dropped ** [ 1352.734015][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.734215][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.734473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.734540][ T32] r5:85c0cb8c r4:85c0c800 ** 3 printk messages dropped ** [ 1352.734749][ T32] r10:61c88647 r9:85ad5400 r8:84911eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.735110][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.735650][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.735901][ T32] 1d20: d4c6d000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 7 printk messages dropped ** [ 1352.736175][ T32] r4:e05c1dc0 ** 6 printk messages dropped ** [ 1352.736463][ T32] r5:00001000 r4:dfd53000 ** 6 printk messages dropped ** [ 1352.736793][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.737090][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.737458][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.737720][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1352.737998][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1352.758658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.759061][ T32] r10:00000000 r9:84911f00 r8:80287e08 r7:ed1e1e60 r6:85a7a300 r5:85ad6000 ** 6 printk messages dropped ** [ 1352.759408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.760312][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1352.760638][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.760869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.760895][ T32] r4:00000000 [ 1352.760915][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.760962][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.760984][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.761025][ T32] r5:00001000 r4:dfd53000 [ 1352.761045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.761115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.761163][ T32] r5:84be0b8c r4:84be0800 [ 1352.761206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.761257][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.761300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.761351][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.761400][ T32] r4:84bb2000 [ 1352.761422][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.761489][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.761514][ T32] r4:00000001 [ 1352.761534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.761569][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.761616][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.761649][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.761696][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.761728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.761777][ T32] r4:84ba8980 [ 1352.761823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.761855][ T32] INFO: task kworker/1:724:6684 blocked for more than 479 seconds. [ 1352.761909][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.761950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.761995][ T32] task:kworker/1:724 state:D stack:0 pid:6684 tgid:6684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.762055][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.762137][ T32] Call trace: [ 1352.762193][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.762265][ T32] r10:8291a684 r9:ed1e9d84 r8:00000002 r7:60000013 r6:ed1e9d8c r5:85ad6c00 [ 1352.762298][ T32] r4:85ad6c00 [ 1352.762330][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.762376][ T32] r5:85ad6c00 r4:8291a680 [ 1352.762402][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.762442][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.762483][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1e9e08 [ 1352.762526][ T32] r4:00000000 [ 1352.762557][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.762596][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.762654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.762726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820540 [ 1352.762751][ T32] r4:00000000 [ 1352.762780][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.762828][ T32] r9:83018205 r8:85ad6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1352.762850][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.762890][ T32] r5:00001000 r4:ecb79000 [ 1352.762909][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.762969][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.763014][ T32] r5:85c0d38c r4:85c0d000 [ 1352.763055][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.763104][ T32] r7:ddde2d80 r6:83018200 r5:85c0d38c r4:84911f80 [ 1352.763125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.763195][ T32] r10:61c88647 r9:85ad6c00 r8:84911fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.763242][ T32] r4:84911f80 [ 1352.763263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.763308][ T32] r10:00000000 r9:84911f80 r8:80287e08 r7:ed1e5e60 r6:85a7a380 r5:85ad6c00 [ 1352.763330][ T32] r4:00000001 [ 1352.763386][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.763426][ T32] Exception stack(0xed1e9fb0 to 0xed1e9ff8) [ 1352.763476][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.763527][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.763584][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.763614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.763659][ T32] r4:858200c0 [ 1352.763902][ T32] INFO: task kworker/1:724:6684 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.763935][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.764025][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.764086][ T32] Call trace: [ 1352.764178][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.764232][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.764255][ T32] r4:00000000 [ 1352.764274][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.764313][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.764361][ T32] 1d20: d5000000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.764399][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 5 printk messages dropped ** [ 1352.764694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1352.765160][ T32] r5:84be0b8c r4:84be0800 ** 5 printk messages dropped ** [ 1352.765388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1352.765669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.765995][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.766222][ T32] r5:85ad1800 r4:8291a680 ** 3 printk messages dropped ** [ 1352.766363][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.766652][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1352.766753][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.766818][ T32] r5:00001000 r4:ecb9d000 [ 1352.766841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.766903][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.766948][ T32] r5:85c0d78c r4:85c0d400 [ 1352.766968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.767035][ T32] r7:ddde2d80 r6:83018200 r5:85c0d78c r4:8581e000 [ 1352.767058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.767105][ T32] r10:61c88647 r9:85ad1800 r8:8581e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.767128][ T32] r4:8581e000 [ 1352.767169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.767217][ T32] r10:00000000 r9:8581e000 r8:80287e08 r7:ed1e9e60 r6:85a7a400 r5:85ad1800 [ 1352.767259][ T32] r4:00000001 [ 1352.767289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.767329][ T32] Exception stack(0xed1edfb0 to 0xed1edff8) [ 1352.767432][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.767473][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.767502][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.767531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.767603][ T32] r4:85820400 [ 1352.767838][ T32] INFO: task kworker/1:725:6686 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.767872][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.767925][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.767987][ T32] Call trace: [ 1352.768060][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.788587][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.788682][ T32] r4:00000000 [ 1352.788709][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.788777][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.788810][ T32] 1d20: d53d8000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.788882][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.788933][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1352.789131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 9 printk messages dropped ** [ 1352.789488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1352.789924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.790262][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1352.790604][ T32] r4:85ad0c00 ** 4 printk messages dropped ** [ 1352.790791][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1f1e08 ** 11 printk messages dropped ** [ 1352.791319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1352.791593][ T32] r4:8581e080 ** 6 printk messages dropped ** [ 1352.791903][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1352.792796][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 5 printk messages dropped ** [ 1352.793007][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.793251][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.793525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1352.793816][ T32] r4:84bb2000 ** 4 printk messages dropped ** [ 1352.793960][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 2 printk messages dropped ** [ 1352.794049][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.794107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.794189][ T32] r4:84ba8980 [ 1352.794223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.794270][ T32] INFO: task kworker/1:727:6690 blocked for more than 479 seconds. [ 1352.794337][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.794369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.794418][ T32] task:kworker/1:727 state:D stack:0 pid:6690 tgid:6690 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.794514][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.794604][ T32] Call trace: [ 1352.794664][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.794744][ T32] r10:8291a684 r9:ed1f5d84 r8:00000002 r7:60000113 r6:ed1f5d8c r5:848a1800 [ 1352.794782][ T32] r4:848a1800 [ 1352.794813][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.794863][ T32] r5:848a1800 r4:8291a680 [ 1352.794884][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.794924][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.794966][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1f5e08 [ 1352.794988][ T32] r4:00000000 [ 1352.795007][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.795066][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.795105][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.795166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820a00 [ 1352.795193][ T32] r4:00000000 [ 1352.795240][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.795287][ T32] r9:83018205 r8:848a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1352.795309][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.795350][ T32] r5:00001000 r4:ecc0d000 [ 1352.795381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.795429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.795471][ T32] r5:85c0df8c r4:85c0dc00 [ 1352.795491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.795537][ T32] r7:ddde2d80 r6:83018200 r5:85c0df8c r4:8581e100 [ 1352.795610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.795661][ T32] r10:61c88647 r9:848a1800 r8:8581e12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.795684][ T32] r4:8581e100 [ 1352.795725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.795774][ T32] r10:00000000 r9:8581e100 r8:80287e08 r7:ed1f1e60 r6:85a7a500 r5:848a1800 [ 1352.795817][ T32] r4:00000001 [ 1352.795860][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.795898][ T32] Exception stack(0xed1f5fb0 to 0xed1f5ff8) [ 1352.795925][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.795984][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.796014][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.796043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.796065][ T32] r4:85820700 [ 1352.796272][ T32] INFO: task kworker/1:727:6690 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.796327][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.796389][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.796450][ T32] Call trace: [ 1352.796500][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.796555][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.796578][ T32] r4:00000000 [ 1352.796618][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.796692][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.796724][ T32] 1d20: d53d8000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.796753][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.796778][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.796822][ T32] r5:800f0013 r4:80239bb0 [ 1352.796866][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.796909][ T32] r4:82ac21e4 [ 1352.796930][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.796972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.796994][ T32] r4:e05c1dc0 [ 1352.797013][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.797055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.797098][ T32] r4:00000000 [ 1352.797122][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.797189][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.797213][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.797255][ T32] r5:00001000 r4:dfd53000 [ 1352.797275][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.797313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.797415][ T32] r5:84be0b8c r4:84be0800 [ 1352.797460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.797512][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.797534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.797593][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.797639][ T32] r4:84bb2000 [ 1352.797682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.797732][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.797755][ T32] r4:00000001 [ 1352.797794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.797833][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.797859][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.797897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.797925][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.797953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.797975][ T32] r4:84ba8980 [ 1352.798012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.798039][ T32] INFO: task kworker/1:728:6692 blocked for more than 479 seconds. [ 1352.798067][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.798122][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.831231][ T32] task:kworker/1:728 state:D stack:0 pid:6692 tgid:6692 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.831394][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.831465][ T32] Call trace: [ 1352.831498][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.831603][ T32] r10:8291a684 r9:ed1f9d84 r8:00000002 r7:60000113 r6:ed1f9d8c r5:848a6c00 [ 1352.831678][ T32] r4:848a6c00 [ 1352.831703][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.831756][ T32] r5:848a6c00 r4:8291a680 [ 1352.831781][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.831822][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.831864][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1f9e08 [ 1352.831886][ T32] r4:00000000 [ 1352.831917][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.831955][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.832001][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.832046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820b00 [ 1352.832068][ T32] r4:00000000 [ 1352.832104][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.832153][ T32] r9:83018205 r8:848a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1352.832176][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.832240][ T32] r5:00001000 r4:ecc31000 [ 1352.832264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.832305][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.832348][ T32] r5:85c0e38c r4:85c0e000 [ 1352.832378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.832436][ T32] r7:ddde2d80 r6:83018200 r5:85c0e38c r4:8581e180 [ 1352.832458][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.832515][ T32] r10:61c88647 r9:848a6c00 r8:8581e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.832581][ T32] r4:8581e180 [ 1352.832604][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.832650][ T32] r10:00000000 r9:8581e180 r8:80287e08 r7:ed1f5e60 r6:85a7a580 r5:848a6c00 [ 1352.832673][ T32] r4:00000001 [ 1352.832692][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.832752][ T32] Exception stack(0xed1f9fb0 to 0xed1f9ff8) [ 1352.832783][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.832811][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.832837][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.832890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.832917][ T32] r4:85820800 [ 1352.833325][ T32] INFO: task kworker/1:728:6692 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.833422][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.833482][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.833528][ T32] Call trace: [ 1352.833626][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.833682][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.833706][ T32] r4:00000000 [ 1352.833746][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.833810][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.833864][ T32] 1d20: d5e24000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.833916][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.834037][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.834065][ T32] r5:800f0013 r4:80239bb0 [ 1352.834107][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.834215][ T32] r4:82ac21e4 [ 1352.834239][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.834282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.834304][ T32] r4:e05c1dc0 [ 1352.834365][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.834416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 1 printk messages dropped ** [ 1352.834478][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1352.834932][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 6 printk messages dropped ** [ 1352.835465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.835949][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1352.836367][ T32] r5:84918000 r4:8291a680 ** 5 printk messages dropped ** [ 1352.836730][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.837137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.837269][ T32] r5:85c0eb8c r4:85c0e800 [ 1352.837292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.837614][ T32] r10:00000000 r9:8581e200 r8:80287e08 r7:ed1f9e60 r6:85a7a600 r5:84918000 ** 9 printk messages dropped ** [ 1352.847660][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.848727][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1352.849034][ T32] r4:e05c1dc0 ** 7 printk messages dropped ** [ 1352.849338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1352.849773][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 5 printk messages dropped ** [ 1352.849992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.850020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.850042][ T32] r4:84ba8980 [ 1352.850064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.850104][ T32] INFO: task kworker/1:730:6695 blocked for more than 479 seconds. [ 1352.850138][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.850163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.850185][ T32] task:kworker/1:730 state:D stack:0 pid:6695 tgid:6695 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.850255][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.850314][ T32] Call trace: [ 1352.850346][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.850407][ T32] r10:8291a684 r9:ed1add84 r8:00000002 r7:60000013 r6:ed1add8c r5:85bc6000 [ 1352.850431][ T32] r4:85bc6000 [ 1352.850450][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.850507][ T32] r5:85bc6000 r4:8291a680 [ 1352.850532][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.850584][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.850632][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1ade08 [ 1352.850659][ T32] r4:00000000 [ 1352.850721][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.850763][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.850798][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.850859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85820cc0 [ 1352.850911][ T32] r4:00000000 [ 1352.850933][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.850978][ T32] r9:83018205 r8:85bc6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1352.851015][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.851059][ T32] r5:00001000 r4:ecec9000 [ 1352.851079][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.851117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.851160][ T32] r5:85c0e78c r4:85c0e400 [ 1352.851179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.851223][ T32] r7:ddde2d80 r6:83018200 r5:85c0e78c r4:8581e280 [ 1352.851243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.851332][ T32] r10:61c88647 r9:85bc6000 r8:8581e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.851385][ T32] r4:8581e280 [ 1352.851408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.851453][ T32] r10:00000000 r9:8581e280 r8:80287e08 r7:ed1fde60 r6:8581e300 r5:85bc6000 [ 1352.851476][ T32] r4:00000001 [ 1352.851514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.851579][ T32] Exception stack(0xed1adfb0 to 0xed1adff8) [ 1352.851640][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.851704][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.851735][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.851787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.851834][ T32] r4:858209c0 [ 1352.852244][ T32] INFO: task kworker/1:730:6695 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.852289][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.852372][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.852445][ T32] Call trace: [ 1352.852496][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.852551][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.852574][ T32] r4:00000000 [ 1352.852604][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.852660][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.852692][ T32] 1d20: d5e24000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.852739][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.852767][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.852791][ T32] r5:800f0013 r4:80239bb0 [ 1352.852811][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1352.853090][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.853347][ T32] r5:84be0b8c r4:84be0800 ** 5 printk messages dropped ** [ 1352.853583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1352.853986][ T32] r4:84ba8980 ** 5 printk messages dropped ** [ 1352.854198][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.854487][ T32] r5:85bc6c00 r4:8291a680 ** 5 printk messages dropped ** [ 1352.854774][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.855092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.855270][ T32] r10:61c88647 r9:85bc6c00 r8:8581e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.855653][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.856173][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.856412][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 3 printk messages dropped ** [ 1352.856544][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1352.856696][ T32] r4:e05c1dc0 ** 5 printk messages dropped ** [ 1352.856926][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1352.857367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1352.857702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1352.857767][ T32] INFO: task kworker/1:732:6700 blocked for more than 479 seconds. [ 1352.857794][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.857816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.857836][ T32] task:kworker/1:732 state:D stack:0 pid:6700 tgid:6700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.857880][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.857968][ T32] Call trace: [ 1352.858035][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.858098][ T32] r10:8291a684 r9:ed209d84 r8:00000002 r7:60000113 r6:ed209d8c r5:85bc3c00 [ 1352.858149][ T32] r4:85bc3c00 [ 1352.898976][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.899189][ T32] r5:85bc3c00 r4:8291a680 [ 1352.899216][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.899259][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.899302][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed209e08 [ 1352.899325][ T32] r4:00000000 [ 1352.899344][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.899426][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.899473][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.899516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858339c0 [ 1352.899538][ T32] r4:00000000 [ 1352.899589][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.899637][ T32] r9:83018205 r8:85bc3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1352.899659][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.899704][ T32] r5:00001000 r4:ed01b000 [ 1352.899724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.899785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.899856][ T32] r5:85c0ef8c r4:85c0ec00 [ 1352.899902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.899955][ T32] r7:ddde2d80 r6:83018200 r5:85c0ef8c r4:8581e480 [ 1352.899977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.900068][ T32] r10:61c88647 r9:85bc3c00 r8:8581e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.900094][ T32] r4:8581e480 [ 1352.900138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.900210][ T32] r10:00000000 r9:8581e480 r8:80287e08 r7:ed1fde60 r6:8581e500 r5:85bc3c00 [ 1352.900322][ T32] r4:00000001 [ 1352.900346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.900394][ T32] Exception stack(0xed209fb0 to 0xed209ff8) [ 1352.900451][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.900484][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.900511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.900541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.900563][ T32] r4:858203c0 [ 1352.900978][ T32] INFO: task kworker/1:732:6700 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.901014][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.901151][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.901203][ T32] Call trace: [ 1352.901257][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.901310][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.901355][ T32] r4:00000000 [ 1352.901399][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.901443][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.901471][ T32] 1d20: d6859000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.901500][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.901525][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.901548][ T32] r5:800f0013 r4:80239bb0 [ 1352.901568][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.901629][ T32] r4:82ac21e4 [ 1352.901660][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.901703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.901746][ T32] r4:e05c1dc0 [ 1352.901780][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.901845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 5 printk messages dropped ** [ 1352.902041][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1352.902441][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 9 printk messages dropped ** [ 1352.902820][ T32] INFO: task kworker/1:733:6701 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1352.903227][ T32] r4:85bd0c00 ** 2 printk messages dropped ** [ 1352.903333][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1352.903574][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.903847][ T32] r5:00001000 r4:ed02f000 ** 1 printk messages dropped ** [ 1352.903936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.904107][ T32] r10:61c88647 r9:85bd0c00 r8:8581e5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1352.904461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.905114][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) ** 7 printk messages dropped ** [ 1352.905437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.905493][ T32] r4:e05c1dc0 [ 1352.905515][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.905558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.905580][ T32] r4:00000000 [ 1352.905599][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.905643][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.905664][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.905704][ T32] r5:00001000 r4:dfd53000 [ 1352.905724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.905761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.905802][ T32] r5:84be0b8c r4:84be0800 [ 1352.905822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.905866][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.905887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.905933][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.905955][ T32] r4:84bb2000 [ 1352.905973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.906018][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.906040][ T32] r4:00000001 [ 1352.906079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.906118][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.906144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.906236][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.906267][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.906295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.906338][ T32] r4:84ba8980 [ 1352.906401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.906450][ T32] INFO: task kworker/1:734:6703 blocked for more than 479 seconds. [ 1352.906481][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.906538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.906564][ T32] task:kworker/1:734 state:D stack:0 pid:6703 tgid:6703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.906652][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.906696][ T32] Call trace: [ 1352.906726][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.906792][ T32] r10:8291a684 r9:ed211d84 r8:00000002 r7:60000113 r6:ed211d8c r5:85bd1800 [ 1352.906820][ T32] r4:85bd1800 [ 1352.906853][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.906898][ T32] r5:85bd1800 r4:8291a680 [ 1352.906918][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.907031][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.907077][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed211e08 [ 1352.907120][ T32] r4:00000000 [ 1352.907141][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 4 printk messages dropped ** [ 1352.907401][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1352.907704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.907879][ T32] r10:61c88647 r9:85bd1800 r8:8581e6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.918922][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.919695][ T32] Call trace: ** 6 printk messages dropped ** [ 1352.920015][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 9 printk messages dropped ** [ 1352.920359][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.920564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1352.920972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1352.921370][ T32] task:kworker/1:735 state:D stack:0 pid:6706 tgid:6706 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.921444][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.921511][ T32] Call trace: [ 1352.921544][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.921591][ T32] r10:8291a684 r9:ed215d84 r8:00000002 r7:60000013 r6:ed215d8c r5:85bd3000 [ 1352.921635][ T32] r4:85bd3000 [ 1352.921678][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.921733][ T32] r5:85bd3000 r4:8291a680 [ 1352.921765][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.921808][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.921850][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed215e08 [ 1352.921893][ T32] r4:00000000 [ 1352.921916][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.921952][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.922008][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.922053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858266c0 [ 1352.922075][ T32] r4:00000000 [ 1352.922095][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.922138][ T32] r9:83018205 r8:85bd3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1352.922159][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.922199][ T32] r5:00001000 r4:ed087000 [ 1352.922280][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.922323][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.922367][ T32] r5:85c0fb8c r4:85c0f800 [ 1352.922395][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.922480][ T32] r7:ddde2d80 r6:83018200 r5:85c0fb8c r4:8581e780 [ 1352.922525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.922575][ T32] r10:61c88647 r9:85bd3000 r8:8581e7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.922598][ T32] r4:8581e780 [ 1352.922616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.922660][ T32] r10:00000000 r9:8581e780 r8:80287e08 r7:ed211e60 r6:8581e800 r5:85bd3000 [ 1352.922691][ T32] r4:00000001 [ 1352.922713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.922748][ T32] Exception stack(0xed215fb0 to 0xed215ff8) [ 1352.922774][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.922804][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.922830][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.922859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.922883][ T32] r4:85826340 [ 1352.923119][ T32] INFO: task kworker/1:735:6706 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.923176][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.923232][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.923276][ T32] Call trace: [ 1352.923304][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.923364][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.923418][ T32] r4:00000000 [ 1352.923441][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.923503][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.923534][ T32] 1d20: d6859000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.923591][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.923638][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.923665][ T32] r5:800f0013 r4:80239bb0 [ 1352.923693][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.923743][ T32] r4:82ac21e4 [ 1352.923765][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.923806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.923838][ T32] r4:e05c1dc0 [ 1352.923861][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.923903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.923947][ T32] r4:00000000 [ 1352.923971][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.924016][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.924037][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.924077][ T32] r5:00001000 r4:dfd53000 [ 1352.924096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.924133][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.924173][ T32] r5:84be0b8c r4:84be0800 [ 1352.924192][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.924260][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1352.924286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.924334][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.924356][ T32] r4:84bb2000 [ 1352.924375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.924447][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1352.924474][ T32] r4:00000001 [ 1352.924503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.924541][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1352.924567][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.924603][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.924654][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.924685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.924707][ T32] r4:84ba8980 [ 1352.924730][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.924774][ T32] INFO: task kworker/1:736:6708 blocked for more than 479 seconds. [ 1352.924806][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.924892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.924979][ T32] task:kworker/1:736 state:D stack:0 pid:6708 tgid:6708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.925048][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.925114][ T32] Call trace: [ 1352.925150][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.925196][ T32] r10:8291a684 r9:ed219d84 r8:00000002 r7:60000113 r6:ed219d8c r5:85bd0000 [ 1352.925218][ T32] r4:85bd0000 [ 1352.925237][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.925299][ T32] r5:85bd0000 r4:8291a680 [ 1352.925323][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.925423][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.925470][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed219e08 [ 1352.925492][ T32] r4:00000000 [ 1352.925511][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.925546][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1352.925780][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1352.926077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.926317][ T32] r10:61c88647 r9:85bd0000 r8:8581e8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1352.926573][ T32] Exception stack(0xed219fb0 to 0xed219ff8) ** 4 printk messages dropped ** [ 1352.926742][ T32] r4:85826280 ** 5 printk messages dropped ** [ 1352.927220][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 4 printk messages dropped ** [ 1352.927404][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 8 printk messages dropped ** [ 1352.927864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1352.955835][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 7 printk messages dropped ** [ 1352.956185][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1352.956519][ T32] INFO: task kworker/1:737:6709 blocked for more than 479 seconds. ** 9 printk messages dropped ** [ 1352.957000][ T32] r5:85bd3c00 r4:8291a680 ** 3 printk messages dropped ** [ 1352.957216][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.957523][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.957592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85826980 [ 1352.957618][ T32] r4:00000000 [ 1352.957662][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.957744][ T32] r9:83018205 r8:85bd3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [ 1352.957770][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.957813][ T32] r5:00001000 r4:ed09f000 [ 1352.957855][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.957898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.957940][ T32] r5:85c0ff8c r4:85c0fc00 [ 1352.957982][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.958030][ T32] r7:ddde2d80 r6:83018200 r5:85c0ff8c r4:8581e980 [ 1352.958098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.970774][ T32] r10:61c88647 r9:85bd3c00 r8:8581e9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.970824][ T32] r4:8581e980 [ 1352.970847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.970918][ T32] r10:00000000 r9:8581e980 r8:80287e08 r7:ed219e60 r6:85a7a680 r5:85bd3c00 [ 1352.970964][ T32] r4:00000001 [ 1352.971000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.971044][ T32] Exception stack(0xed21dfb0 to 0xed21dff8) [ 1352.971075][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.971126][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.971157][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.971207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.971256][ T32] r4:85826280 [ 1352.971704][ T32] INFO: task kworker/1:737:6709 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.971745][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.971841][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.971934][ T32] Call trace: [ 1352.971974][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.972052][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.972088][ T32] r4:00000000 [ 1352.972108][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.972149][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.972178][ T32] 1d20: d70e6000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.972208][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1352.972233][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.972256][ T32] r5:800f0013 r4:80239bb0 [ 1352.972277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.972319][ T32] r4:82ac21e4 [ 1352.972339][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.972399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1352.972454][ T32] r4:e05c1dc0 [ 1352.972500][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.972546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1352.972577][ T32] r4:00000000 [ 1352.972600][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.972649][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.972686][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.972754][ T32] r5:00001000 r4:dfd53000 [ 1352.972799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.972863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.972910][ T32] r5:84be0b8c r4:84be0800 [ 1352.972931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.972991][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 3 printk messages dropped ** [ 1352.973151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1352.973488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1352.973794][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.974157][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.974223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed229e08 [ 1352.974269][ T32] r4:00000000 [ 1352.974291][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.974352][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.974397][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.974439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85826bc0 [ 1352.974478][ T32] r4:00000000 [ 1352.974563][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.974610][ T32] r9:83018205 r8:84918c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 [ 1352.974694][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.974739][ T32] r5:00001000 r4:ed0c5000 [ 1352.974762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.974809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.974865][ T32] r5:85c1478c r4:85c14400 [ 1352.974902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.974956][ T32] r7:ddde2d80 r6:83018200 r5:85c1478c r4:8581ea00 [ 1352.974996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.975077][ T32] r10:61c88647 r9:84918c00 r8:8581ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.975103][ T32] r4:8581ea00 [ 1352.975123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.975187][ T32] r10:00000000 r9:8581ea00 r8:80287e08 r7:ed219e60 r6:85a7a700 r5:84918c00 [ 1352.975233][ T32] r4:00000001 [ 1352.975275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.975315][ T32] Exception stack(0xed229fb0 to 0xed229ff8) [ 1352.975362][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.975401][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.975429][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.975457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.975480][ T32] r4:858268c0 [ 1352.975735][ T32] INFO: task kworker/1:738:6712 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1352.975771][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.975838][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.975993][ T32] Call trace: [ 1352.976113][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.976167][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1352.976192][ T32] r4:00000000 [ 1352.976232][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.976275][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1352.976303][ T32] 1d20: d70e6000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1352.976340][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 ** 5 printk messages dropped ** [ 1352.976532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 10 printk messages dropped ** [ 1352.977118][ T32] r5:84be0b8c r4:84be0800 ** 4 printk messages dropped ** [ 1352.977355][ T32] r4:84bb2000 ** 3 printk messages dropped ** [ 1352.977548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.978050][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1352.998891][ T32] r4:84919800 ** 4 printk messages dropped ** [ 1352.999146][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed231e08 ** 9 printk messages dropped ** [ 1352.999621][ T32] r5:00001000 r4:ed0d7000 ** 1 printk messages dropped ** [ 1352.999697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.999812][ T32] r7:ddde2d80 r6:83018200 r5:85c14b8c r4:8581ea80 ** 5 printk messages dropped ** [ 1353.000073][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1353.000317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1353.001159][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1353.001352][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1353.001711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1353.002154][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 6 printk messages dropped ** [ 1353.002436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.002472][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1353.002498][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.002526][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.002551][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.002601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.002715][ T32] r4:84ba8980 [ 1353.002739][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.002769][ T32] INFO: task kworker/1:740:6715 blocked for more than 479 seconds. [ 1353.002803][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.002827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.002848][ T32] task:kworker/1:740 state:D stack:0 pid:6715 tgid:6715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.002930][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.003016][ T32] Call trace: [ 1353.003072][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.003121][ T32] r10:8291a684 r9:ed235d84 r8:00000002 r7:60000013 r6:ed235d8c r5:8491b000 [ 1353.003166][ T32] r4:8491b000 [ 1353.003212][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.003278][ T32] r5:8491b000 r4:8291a680 [ 1353.003342][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.003392][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.003436][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed235e08 [ 1353.003469][ T32] r4:00000000 [ 1353.003494][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1353.003677][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1353.003735][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.003780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85831680 [ 1353.003813][ T32] r4:00000000 [ 1353.003835][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.003880][ T32] r9:83018205 r8:8491b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1353.003902][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.003942][ T32] r5:00001000 r4:eaf3d000 [ 1353.003961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.004083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.004129][ T32] r5:85c16b8c r4:85c16800 [ 1353.004174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.004223][ T32] r7:ddde2d80 r6:83018200 r5:85c16b8c r4:8581eb00 [ 1353.004244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.004290][ T32] r10:61c88647 r9:8491b000 r8:8581eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.004312][ T32] r4:8581eb00 [ 1353.004353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.004411][ T32] r10:00000000 r9:8581eb00 r8:80287e08 r7:ed231e60 r6:85a7a800 r5:8491b000 [ 1353.004433][ T32] r4:00000001 [ 1353.004516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.004578][ T32] Exception stack(0xed235fb0 to 0xed235ff8) [ 1353.004610][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.004638][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.004665][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.004736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.004841][ T32] r4:85826c80 [ 1353.005106][ T32] INFO: task kworker/1:740:6715 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1353.005168][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.005296][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.005346][ T32] Call trace: [ 1353.005421][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.005475][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1353.005498][ T32] r4:00000000 [ 1353.005517][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.005556][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1353.005583][ T32] 1d20: d741c000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1353.005611][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1353.005636][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.005660][ T32] r5:800f0013 r4:80239bb0 [ 1353.005742][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.005914][ T32] r4:82ac21e4 [ 1353.005959][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.006005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1353.006028][ T32] r4:e05c1dc0 [ 1353.006048][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.006089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1353.006111][ T32] r4:00000000 [ 1353.006153][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.006202][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1353.006225][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.006266][ T32] r5:00001000 r4:dfd53000 [ 1353.006307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.006362][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.006412][ T32] r5:84be0b8c r4:84be0800 [ 1353.006432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.006506][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1353.006533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.006622][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.006653][ T32] r4:84bb2000 [ 1353.006695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.006750][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1353.006775][ T32] r4:00000001 [ 1353.006818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.006858][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1353.006884][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.006936][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.006966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.007020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.007047][ T32] r4:84ba8980 [ 1353.007089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1353.007285][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1353.007830][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1353.029318][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1353.029435][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1353.029586][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1353.029966][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1353.030898][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 ** 8 printk messages dropped ** [ 1353.031292][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1353.031595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 ** 9 printk messages dropped ** [ 1353.032120][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1353.032148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.032197][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.032245][ T32] r4:84bb2000 [ 1353.032268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.032315][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1353.032377][ T32] r4:00000001 [ 1353.032425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.032473][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1353.032502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.032541][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.032571][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.032622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.032647][ T32] r4:84ba8980 [ 1353.032669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.032719][ T32] INFO: task kworker/1:742:6722 blocked for more than 479 seconds. [ 1353.032756][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.032792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.032816][ T32] task:kworker/1:742 state:D stack:0 pid:6722 tgid:6722 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.032862][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.032902][ T32] Call trace: [ 1353.032956][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.033029][ T32] r10:8291a684 r9:ed201d84 r8:00000002 r7:60000013 r6:ed201d8c r5:8491c800 [ 1353.033076][ T32] r4:8491c800 [ 1353.033120][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.033166][ T32] r5:8491c800 r4:8291a680 [ 1353.033196][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.033261][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.033333][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed201e08 [ 1353.033359][ T32] r4:00000000 [ 1353.033404][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1353.033444][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1353.033501][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.033568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85833fc0 [ 1353.033593][ T32] r4:00000000 [ 1353.033653][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.033700][ T32] r9:83018205 r8:8491c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ef000 [ 1353.033722][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.033771][ T32] r5:00001000 r4:ed11b000 [ 1353.033794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.033871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.033915][ T32] r5:85c15b8c r4:85c15800 [ 1353.033977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.034068][ T32] r7:ddde2d80 r6:83018200 r5:85c15b8c r4:8581ec00 [ 1353.034093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.034141][ T32] r10:61c88647 r9:8491c800 r8:8581ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.034195][ T32] r4:8581ec00 [ 1353.034238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.034351][ T32] r10:00000000 r9:8581ec00 r8:80287e08 r7:ed235e60 r6:85a7a900 r5:8491c800 [ 1353.034376][ T32] r4:00000001 [ 1353.034422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.034522][ T32] Exception stack(0xed201fb0 to 0xed201ff8) [ 1353.034552][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.034580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.034605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.034633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.034676][ T32] r4:85826b00 [ 1353.034901][ T32] INFO: task kworker/1:742:6722 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1353.034936][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.034988][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.035033][ T32] Call trace: [ 1353.035112][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.035216][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1353.035278][ T32] r4:00000000 [ 1353.035303][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.035345][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1353.035372][ T32] 1d20: d7836000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1353.035407][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1353.035434][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.035458][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1353.035754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 8 printk messages dropped ** [ 1353.036169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1353.036645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.036701][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 [ 1353.036725][ T32] r4:00000001 [ 1353.036744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.036779][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1353.036806][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.036834][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.036859][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.036888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.036924][ T32] r4:84ba8980 [ 1353.036949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.036974][ T32] INFO: task kworker/1:743:6723 blocked for more than 479 seconds. [ 1353.037002][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.037026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.037067][ T32] task:kworker/1:743 state:D stack:0 pid:6723 tgid:6723 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.037141][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.037228][ T32] Call trace: [ 1353.037282][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.037378][ T32] r10:8291a684 r9:ed22dd84 r8:00000002 r7:60000113 r6:ed22dd8c r5:8491d400 [ 1353.037429][ T32] r4:8491d400 [ 1353.037459][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.037503][ T32] r5:8491d400 r4:8291a680 [ 1353.037522][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.037560][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.037602][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed22de08 [ 1353.037625][ T32] r4:00000000 [ 1353.037668][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1353.037718][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1353.037778][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.037824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858315c0 [ 1353.037846][ T32] r4:00000000 [ 1353.037886][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.037956][ T32] r9:83018205 r8:8491d400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1353.037987][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.038075][ T32] r5:00001000 r4:dfb3b000 [ 1353.038127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.068792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.068924][ T32] r5:85c1678c r4:85c16400 [ 1353.068973][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.069049][ T32] r7:ddde2d80 r6:83018200 r5:85c1678c r4:8581ec80 [ 1353.069074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.069145][ T32] r10:61c88647 r9:8491d400 r8:8581ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1353.069339][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1353.069496][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1353.070089][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1353.070570][ T32] 1d20: d824e000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 4 printk messages dropped ** [ 1353.070768][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1353.070902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 ** 6 printk messages dropped ** [ 1353.071174][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1353.071455][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 4 printk messages dropped ** [ 1353.071673][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 3 printk messages dropped ** [ 1353.071836][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1353.071868][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.071927][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.071959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.071981][ T32] r4:84ba8980 [ 1353.072002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.072029][ T32] INFO: task kworker/1:744:6728 blocked for more than 479 seconds. [ 1353.072062][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.072086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.072129][ T32] task:kworker/1:744 state:D stack:0 pid:6728 tgid:6728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.072178][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.072316][ T32] Call trace: [ 1353.072401][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.072451][ T32] r10:8291a684 r9:ed245d84 r8:00000002 r7:60000113 r6:ed245d8c r5:8491a400 [ 1353.072497][ T32] r4:8491a400 [ 1353.072544][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.072591][ T32] r5:8491a400 r4:8291a680 [ 1353.072632][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.072677][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.072720][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed245e08 [ 1353.072742][ T32] r4:00000000 [ 1353.072761][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1353.072868][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1353.072936][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.072981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85831800 [ 1353.073003][ T32] r4:00000000 [ 1353.073023][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.073067][ T32] r9:83018205 r8:8491a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1353.073088][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.073127][ T32] r5:00001000 r4:eb707000 [ 1353.073187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.073252][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.073298][ T32] r5:85c16f8c r4:85c16c00 [ 1353.073319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.073396][ T32] r7:ddde2d80 r6:83018200 r5:85c16f8c r4:8581ed00 [ 1353.073420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.073490][ T32] r10:61c88647 r9:8491a400 r8:8581ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.073518][ T32] r4:8581ed00 [ 1353.073540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.073585][ T32] r10:00000000 r9:8581ed00 r8:80287e08 r7:ed235e60 r6:85a7aa00 r5:8491a400 [ 1353.073608][ T32] r4:00000001 [ 1353.073627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.073661][ T32] Exception stack(0xed245fb0 to 0xed245ff8) [ 1353.073687][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.073714][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.073739][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.073767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.073790][ T32] r4:85831500 [ 1353.074007][ T32] INFO: task kworker/1:744:6728 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1353.074039][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.074117][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.074178][ T32] Call trace: [ 1353.074233][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.074284][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1353.074307][ T32] r4:00000000 [ 1353.074326][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.074364][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1353.074395][ T32] 1d20: d824e000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1353.074425][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1353.074450][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.074494][ T32] r5:800f0013 r4:80239bb0 [ 1353.074521][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.074563][ T32] r4:82ac21e4 [ 1353.074605][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.074674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1353.074700][ T32] r4:e05c1dc0 [ 1353.074740][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.074850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1353.074896][ T32] r4:00000000 [ 1353.074927][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.074977][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1353.074998][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.075040][ T32] r5:00001000 r4:dfd53000 [ 1353.075060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.075186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.075275][ T32] r5:84be0b8c r4:84be0800 [ 1353.075319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.075370][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 [ 1353.075440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.075492][ T32] r10:61c88647 r9:84b08c00 r8:84bb202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1353.075978][ T32] r4:84ba8980 ** 11 printk messages dropped ** [ 1353.076588][ T32] r5:8491ec00 r4:8291a680 ** 8 printk messages dropped ** [ 1353.076997][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1353.077359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.077407][ T32] r5:85c1838c r4:85c18000 [ 1353.077469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.077562][ T32] r7:ddde2d80 r6:83018200 r5:85c1838c r4:8581ed80 [ 1353.077606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.077657][ T32] r10:61c88647 r9:8491ec00 r8:8581edac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.077691][ T32] r4:8581ed80 [ 1353.077713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.077758][ T32] r10:00000000 r9:8581ed80 r8:80287e08 r7:ed245e60 r6:85a7aa80 r5:8491ec00 [ 1353.077802][ T32] r4:00000001 [ 1353.077865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.077904][ T32] Exception stack(0xed24dfb0 to 0xed24dff8) [ 1353.077930][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.077978][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.078018][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.078049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1353.101477][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1353.102385][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 15 printk messages dropped ** [ 1353.103227][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) ** 6 printk messages dropped ** [ 1353.103424][ T32] INFO: task kworker/1:746:6732 blocked for more than 479 seconds. [ 1353.103477][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.103506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.103563][ T32] task:kworker/1:746 state:D stack:0 pid:6732 tgid:6732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.103633][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.103698][ T32] Call trace: [ 1353.103733][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.103781][ T32] r10:8291a684 r9:ed255d84 r8:00000002 r7:60000113 r6:ed255d8c r5:85be0c00 [ 1353.103803][ T32] r4:85be0c00 [ 1353.103822][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.103863][ T32] r5:85be0c00 r4:8291a680 [ 1353.103884][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.103922][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.103964][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed255e08 [ 1353.103986][ T32] r4:00000000 [ 1353.104005][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1353.104372][ T32] r5:00001000 r4:eb989000 ** 1 printk messages dropped ** [ 1353.104463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1353.104869][ T32] Exception stack(0xed255fb0 to 0xed255ff8) ** 11 printk messages dropped ** [ 1353.105546][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1353.105802][ T32] r5:800f0013 r4:80239bb0 ** 7 printk messages dropped ** [ 1353.106181][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1353.106583][ T32] r7:ddde2d80 r6:83018200 r5:84be0b8c r4:84bb2000 ** 11 printk messages dropped ** [ 1353.107086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 16 printk messages dropped ** [ 1353.108052][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1353.127508][ T32] r5:00001000 r4:ebb5d000 ** 2 printk messages dropped ** [ 1353.127680][ T32] r5:85c1778c r4:85c17400 [ 1353.127729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.127782][ T32] r7:ddde2d80 r6:83018200 r5:85c1778c r4:8581ef00 [ 1353.127836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.127889][ T32] r10:61c88647 r9:85be1800 r8:8581ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.127912][ T32] r4:8581ef00 [ 1353.127933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.127980][ T32] r10:00000000 r9:8581ef00 r8:80287e08 r7:ed24de60 r6:85a7ab80 r5:85be1800 [ 1353.128002][ T32] r4:00000001 [ 1353.128021][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.128069][ T32] Exception stack(0xed259fb0 to 0xed259ff8) [ 1353.128571][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.128635][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.128669][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.128704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.128728][ T32] r4:858319c0 [ 1353.129170][ T32] INFO: task kworker/1:747:6733 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1353.129216][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.129350][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.129413][ T32] Call trace: [ 1353.129469][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.129528][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1353.129575][ T32] r4:00000000 [ 1353.129599][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.129640][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1353.129691][ T32] 1d20: d882b000 dfb47000 00000001 80239b98 7f2fb000 00000001 ** 11 printk messages dropped ** [ 1353.130139][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 12 printk messages dropped ** [ 1353.130741][ T32] r10:00000000 r9:84bb2000 r8:80287e08 r7:e05b5e60 r6:84bc4080 r5:84b08c00 ** 12 printk messages dropped ** [ 1353.131221][ T32] task:kworker/1:748 state:D stack:0 pid:6735 tgid:6735 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1353.131883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85831a80 ** 6 printk messages dropped ** [ 1353.132114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1353.132673][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.132703][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.132749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.132775][ T32] r4:85831b00 [ 1353.133022][ T32] INFO: task kworker/1:748:6735 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1353.133057][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.133166][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.133323][ T32] Call trace: [ 1353.133353][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1353.133409][ T32] r10:82ac21c4 r9:84b08c00 r8:80200be4 r7:e05c1d5c r6:ffffffff r5:84b08c00 [ 1353.133433][ T32] r4:00000000 [ 1353.133453][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.133514][ T32] Exception stack(0xe05c1d28 to 0xe05c1d70) [ 1353.133546][ T32] 1d20: d882b000 dfb47000 00000001 80239b98 7f2fb000 00000001 [ 1353.133598][ T32] 1d40: 82ac15a0 7f2fb000 dfb47000 8280c928 82ac21c4 e05c1da4 e05c1da8 e05c1d78 [ 1353.133647][ T32] 1d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1353.133681][ T32] r5:800f0013 r4:80239bb0 [ 1353.133705][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.133789][ T32] r4:82ac21e4 [ 1353.133814][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.133857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e05c1dc0 r5:e05c1e08 [ 1353.133925][ T32] r4:e05c1dc0 [ 1353.133949][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.134013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8b80 [ 1353.134040][ T32] r4:00000000 [ 1353.134060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.134125][ T32] r9:83018205 r8:84b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1353.134151][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.134223][ T32] r5:00001000 r4:dfd53000 [ 1353.134261][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.134324][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.134370][ T32] r5:84be0b8c r4:84be0800 [ 1353.134394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1353.134780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1353.135260][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1353.135986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85831c80 ** 7 printk messages dropped ** [ 1353.136477][ T32] r5:85c17f8c r4:85c17c00 ** 4 printk messages dropped ** [ 1353.136710][ T32] r4:8581ee80 [ 1353.136738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.136788][ T32] r10:00000000 r9:8581ee80 r8:80287e08 r7:ed24de60 r6:85a7ac80 r5:85be2400 [ 1353.136819][ T32] r4:00000001 [ 1353.136863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.136902][ T32] Exception stack(0xed269fb0 to 0xed269ff8) [ 1353.136951][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.136982][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.137009][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.137059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.137085][ T32] r4:858317c0 [ 1353.137282][ T32] INFO: task kworker/1:749:6737 is blocked on a mutex likely owned by task kworker/1:204:3660. [ 1353.137338][ T32] task:kworker/1:204 state:R running task stack:0 pid:3660 tgid:3660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.137412][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.137458][ T32] Call trace: [ 1353.137529][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) VM DIAGNOSIS: 12:41:41 Registers: info registers vcpu 0 CPU#0 R00=00000003 R01=7eedc858 R02=0000006e R03=00004000 R04=00000000 R05=00000000 R06=7eedc858 R07=00000121 R08=7eedc858 R09=00000053 R10=0000006e R11=00000000 R12=00000001 R13=7eedc770 R14=00000000 R15=76df8590 PSR=200b0010 --C- A S usr32 s00=3534206e s01=65732030 d00=657320303534206e s02=65726f6d s03=61687420 d01=6168742065726f6d s04=6d646173 s05=733a725f d02=733a725f6d646173 s06=64617379 s07=20745f6d d03=20745f6d64617379 s08=6e6f6374 s09=74786574 d04=747865746e6f6374 s10=6f6f723d s11=79733a74 d05=79733a746f6f723d s12=6d646173 s13=733a725f d06=733a725f6d646173 s14=00000000 s15=00000000 d07=0000000000000000 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 info registers vcpu 1 CPU#1 R00=291d8000 R01=00000000 R02=002523b0 R03=83251800 R04=840ba680 R05=e1b6c51e R06=00000000 R07=00000096 R08=00155cc0 R09=00000000 R10=83251ab0 R11=df805e0c R12=df805dd8 R13=df805dd8 R14=802b1bf0 R15=802b19c8 PSR=80000193 N--- A S svc32 s00=7273752f s01=6962732f d00=6962732f7273752f s02=0199df90 s03=76c10b00 d01=76c10b000199df90 s04=10f100f8 s05=10f100f8 d02=10f100f810f100f8 s06=00000000 s07=00000000 d03=0000000000000000 s08=c0300001 s09=00100000 d04=00100000c0300001 s10=00000000 s11=00000010 d05=0000001000000000 s12=08040201 s13=80402010 d06=8040201008040201 s14=00000000 s15=00000000 d07=0000000000000000 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